ODE
\[ 2 (a-y(x)) (b-y(x)) (c-y(x)) y''(x)+y'(x)^2 ((a-y(x)) (b-y(x))+(a-y(x)) (c-y(x))+(b-y(x)) (c-y(x)))=\text {a0} (a-y(x))^2 (b-y(x))^2 (c-y(x))^2+2 \text {a2} (a-y(x))^2 (c-y(x))^2+\text {a3} (a-y(x))^2 (b-y(x))^2+\text {a1} (b-y(x))^2 (c-y(x))^2 \] ODE Classification
[[_2nd_order, _missing_x]]
Book solution method
TO DO
Mathematica ✓
cpu = 20.6728 (sec), leaf count = 10112
\[\left \{\text {Solve}\left [\frac {2 F\left (\sin ^{-1}\left (\sqrt {\frac {\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-y(x)\right )}{\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]-y(x)\right )}}\right )|\frac {\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,3\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]\right )}{\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,3\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]\right )}\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-y(x)\right ) \sqrt {\frac {\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,3\right ]-y(x)\right )}{\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,3\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]-y(x)\right )}} \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]-y(x)\right )}{\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]\right ) \sqrt {\frac {\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-y(x)\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]-y(x)\right )}{\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]\right ){}^2 \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]-y(x)\right ){}^2}} \sqrt {\text {a1} (b-y(x)) (c-y(x))+a \left (\text {a3} (b-y(x))+(c-y(x)) \left (2 \text {a2}+(b-y(x)) \left (\text {a0} y(x)-c_1\right )\right )\right )+y(x) \left (\text {a3} (y(x)-b)+(c-y(x)) \left ((y(x)-b) \left (\text {a0} y(x)-c_1\right )-2 \text {a2}\right )\right )}}=x+c_2,y(x)\right ],\text {Solve}\left [\frac {2 F\left (\sin ^{-1}\left (\sqrt {\frac {\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-y(x)\right )}{\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]-y(x)\right )}}\right )|\frac {\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,3\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]\right )}{\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,3\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]\right )}\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]-y(x)\right ){}^2 \sqrt {\frac {\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,3\right ]-y(x)\right )}{\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,3\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]-y(x)\right )}} \sqrt {\frac {\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-y(x)\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]-y(x)\right )}{\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]\right ){}^2 \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]-y(x)\right ){}^2}}}{\left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,1\right ]\right ) \left (\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,2\right ]-\text {Root}\left [\text {a0} \text {$\#$1}^4+\left (-a \text {a0}-b \text {a0}-c \text {a0}-c_1\right ) \text {$\#$1}^3+\left (-\text {a1}-2 \text {a2}-\text {a3}+a \text {a0} b+a \text {a0} c+\text {a0} b c+a c_1+b c_1+c c_1\right ) \text {$\#$1}^2+\left (2 a \text {a2}+2 c \text {a2}+a \text {a3}+\text {a1} b+\text {a3} b+\text {a1} c-a \text {a0} b c-a b c_1-a c c_1-b c c_1\right ) \text {$\#$1}-a \text {a3} b-2 a \text {a2} c-\text {a1} b c+a b c c_1\& ,4\right ]\right ) \sqrt {\text {a1} (b-y(x)) (c-y(x))+a \left (\text {a3} (b-y(x))+(c-y(x)) \left (2 \text {a2}+(b-y(x)) \left (\text {a0} y(x)-c_1\right )\right )\right )+y(x) \left (\text {a3} (y(x)-b)+(c-y(x)) \left ((y(x)-b) \left (\text {a0} y(x)-c_1\right )-2 \text {a2}\right )\right )}}=x+c_2,y(x)\right ]\right \}\]
Maple ✓
cpu = 1.74 (sec), leaf count = 115637
\[\text {result too large to display}\] Mathematica raw input
DSolve[((a - y[x])*(b - y[x]) + (a - y[x])*(c - y[x]) + (b - y[x])*(c - y[x]))*y'[x]^2 + 2*(a - y[x])*(b - y[x])*(c - y[x])*y''[x] == a3*(a - y[x])^2*(b - y[x])^2 + 2*a2*(a - y[x])^2*(c - y[x])^2 + a1*(b - y[x])^2*(c - y[x])^2 + a0*(a - y[x])^2*(b - y[x])^2*(c - y[x])^2,y[x],x]
Mathematica raw output
{Solve[(2*EllipticF[ArcSin[Sqrt[((Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1
] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1
] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1]
+ c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 2] - Root[-(
a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c +
2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a
0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c
- C[1])*#1^3 + a0*#1^4 & , 4])*(Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1]
+ (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1]
- b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] +
c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 1] - y[x]))/((
Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b +
a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a
3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b
- a0*c - C[1])*#1^3 + a0*#1^4 & , 1] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*
c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*
c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b
*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 4])*(Ro
ot[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a
1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3
+ a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b -
a0*c - C[1])*#1^3 + a0*#1^4 & , 2] - y[x]))]], ((Root[-(a*a3*b) - 2*a*a2*c - a1*
b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b
*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c +
a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 &
, 2] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b
+ a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 -
2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0)
- a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 3])*(Root[-(a*a3*b) - 2*a*a2*c - a1*b*
c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C
[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*
C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & ,
1] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b +
a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*
a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) -
a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 4]))/((Root[-(a*a3*b) - 2*a*a2*c - a1*b*
c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C
[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*
C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & ,
1] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b +
a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*
a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) -
a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 3])*(Root[-(a*a3*b) - 2*a*a2*c - a1*b*c
+ a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1
] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[
1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 2
] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3
*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2
- a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a
0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 4]))]*(Root[-(a*a3*b) - 2*a*a2*c - a1*b*c
+ a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1
] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[
1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 1
] - y[x])*Sqrt[((Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a
3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1
+ (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 +
(-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 1] - Root[-(a*a3*b) - 2*a*a2*
c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*
c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0
*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0
*#1^4 & , 2])*(Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3
+ a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 +
(-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (
-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 3] - y[x]))/((Root[-(a*a3*b) -
2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c -
a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0
*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1
^3 + a0*#1^4 & , 1] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2
+ a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1]
)*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#
1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 3])*(Root[-(a*a3*b) - 2*
a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*
a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c
+ a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3
+ a0*#1^4 & , 2] - y[x]))]*(Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (
2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b
*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*
C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 4] - y[x]))/((Roo
t[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1
*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 +
a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a
0*c - C[1])*#1^3 + a0*#1^4 & , 1] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C
[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C
[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[
1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 4])*Sqrt[(
(Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b
+ a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 -
a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b
- a0*c - C[1])*#1^3 + a0*#1^4 & , 1] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b
*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a
*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] +
b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 2])*(R
oot[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b +
a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3
+ a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b -
a0*c - C[1])*#1^3 + a0*#1^4 & , 2] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c
*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c
*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*
C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 4])*(Roo
t[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1
*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 +
a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a
0*c - C[1])*#1^3 + a0*#1^4 & , 1] - y[x])*(Root[-(a*a3*b) - 2*a*a2*c - a1*b*c +
a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1]
- a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1]
+ b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 4]
- y[x]))/((Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1
*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1
- 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*
a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 1] - Root[-(a*a3*b) - 2*a*a2*c - a1
*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*
b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c +
a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4
& , 4])^2*(Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1
*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1
- 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*
a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 2] - y[x])^2)]*Sqrt[a1*(b - y[x])*(
c - y[x]) + a*(a3*(b - y[x]) + (c - y[x])*(2*a2 + (b - y[x])*(-C[1] + a0*y[x])))
+ y[x]*(a3*(-b + y[x]) + (c - y[x])*(-2*a2 + (-b + y[x])*(-C[1] + a0*y[x])))])
== x + C[2], y[x]], Solve[(2*EllipticF[ArcSin[Sqrt[((Root[-(a*a3*b) - 2*a*a2*c -
a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c -
a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*
c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1
^4 & , 2] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a
1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a
1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a
*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 4])*(Root[-(a*a3*b) - 2*a*a2*c - a
1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a
*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c
+ a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4
& , 1] - y[x]))/((Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a
*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#
1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2
+ (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 1] - Root[-(a*a3*b) - 2*a*a
2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*
b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c +
a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 +
a0*#1^4 & , 4])*(Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a
3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1
+ (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 +
(-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 2] - y[x]))]], ((Root[-(a*a3*
b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2
*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b +
a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1
])*#1^3 + a0*#1^4 & , 2] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*
a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c
*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[
1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 3])*(Root[-(a*a3*b)
- 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c
- a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a
*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])
*#1^3 + a0*#1^4 & , 1] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*
a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C
[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1]
)*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 4]))/((Root[-(a*a3*b)
- 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c
- a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a
*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])
*#1^3 + a0*#1^4 & , 1] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*
a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C
[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1]
)*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 3])*(Root[-(a*a3*b) -
2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c -
a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a
0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#
1^3 + a0*#1^4 & , 2] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2
+ a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1
])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*
#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 4]))]*(Root[-(a*a3*b) -
2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c -
a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a
0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#
1^3 + a0*#1^4 & , 1] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2
+ a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1
])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*
#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 4])*(Root[-(a*a3*b) - 2
*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a
*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*
c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^
3 + a0*#1^4 & , 2] - y[x])^2*Sqrt[((Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C
[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C
[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[
1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 1] - Root[
-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c
+ 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a
*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*
c - C[1])*#1^3 + a0*#1^4 & , 2])*(Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1
] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1
] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1]
+ c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 3] - y[x]))/
((Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b
+ a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 -
a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*
b - a0*c - C[1])*#1^3 + a0*#1^4 & , 1] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*
b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] -
a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] +
b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 3])*(
Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b +
a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a
3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b
- a0*c - C[1])*#1^3 + a0*#1^4 & , 2] - y[x]))]*Sqrt[((Root[-(a*a3*b) - 2*a*a2*c
- a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c
- a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b
*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#
1^4 & , 1] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 +
a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-
a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(
a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 2])*(Root[-(a*a3*b) - 2*a*a2*c -
a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c -
a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c
+ a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^
4 & , 2] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1
*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1
- 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*
a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 4])*(Root[-(a*a3*b) - 2*a*a2*c - a1
*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*
b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c +
a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4
& , 1] - y[x])*(Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3
+ a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 +
(-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 +
(-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 4] - y[x]))/((Root[-(a*a3*b) -
2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c -
a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a
0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#
1^3 + a0*#1^4 & , 1] - Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2
+ a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1
])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*
#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 4])^2*(Root[-(a*a3*b) -
2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c -
a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a
0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#
1^3 + a0*#1^4 & , 2] - y[x])^2)])/((-Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*
C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*
C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C
[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 1] + Root
[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*
c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 +
a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0
*c - C[1])*#1^3 + a0*#1^4 & , 2])*(Root[-(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[
1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c + 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[
1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1
] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c - C[1])*#1^3 + a0*#1^4 & , 2] - Root[-
(a*a3*b) - 2*a*a2*c - a1*b*c + a*b*c*C[1] + (2*a*a2 + a*a3 + a1*b + a3*b + a1*c
+ 2*a2*c - a*a0*b*c - a*b*C[1] - a*c*C[1] - b*c*C[1])*#1 + (-a1 - 2*a2 - a3 + a*
a0*b + a*a0*c + a0*b*c + a*C[1] + b*C[1] + c*C[1])*#1^2 + (-(a*a0) - a0*b - a0*c
- C[1])*#1^3 + a0*#1^4 & , 4])*Sqrt[a1*(b - y[x])*(c - y[x]) + a*(a3*(b - y[x])
+ (c - y[x])*(2*a2 + (b - y[x])*(-C[1] + a0*y[x]))) + y[x]*(a3*(-b + y[x]) + (c
- y[x])*(-2*a2 + (-b + y[x])*(-C[1] + a0*y[x])))]) == x + C[2], y[x]]}
Maple raw input
dsolve(2*(a-y(x))*(b-y(x))*(c-y(x))*diff(diff(y(x),x),x)+((a-y(x))*(b-y(x))+(a-y(x))*(c-y(x))+(b-y(x))*(c-y(x)))*diff(y(x),x)^2 = a0*(a-y(x))^2*(b-y(x))^2*(c-y(x))^2+a1*(b-y(x))^2*(c-y(x))^2+2*a2*(a-y(x))^2*(c-y(x))^2+a3*(a-y(x))^2*(b-y(x))^2, y(x),'implicit')
Maple raw output
Intat(1/(-_a*a*a0*b*(_a-a^6/(a-c)^2/(a-b)^2/(-a+_a)-b^6/(b-c)^2/(a-b)^2/(-b+_a)+
2*a^7/(a-c)^3/(a-b)^3*ln(-a+_a)-4*a^6/(a-c)^3/(a-b)^3*ln(-a+_a)*b-4*a^6/(a-c)^3/
(a-b)^3*ln(-a+_a)*c+6*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^6/(b-c)^2/(a-c)^2/(-c+
_a)+4*b^6/(b-c)^3/(a-b)^3*ln(-b+_a)*a-6*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a-2*b^7/
(b-c)^3/(a-b)^3*ln(-b+_a)+4*b^6/(b-c)^3/(a-b)^3*ln(-b+_a)*c+6*c^5/(b-c)^3/(a-c)^
3*ln(-c+_a)*a*b-4*c^6/(b-c)^3/(a-c)^3*ln(-c+_a)*a-4*c^6/(b-c)^3/(a-c)^3*ln(-c+_a
)*b+2*c^7/(b-c)^3/(a-c)^3*ln(-c+_a))+_a^2*a^2*a3*b^3*(-1/(a-c)^2/(a-b)^2/(-a+_a)
-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*l
n(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-
b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(
b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_
a))+_a^2*a1*b^3*c^2*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/
(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+
_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^
3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c
)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a1*b^2*c^3*(-1/(a-c)^2/(
a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-
c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b
-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*l
n(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2
/(a-b)^2/(-b+_a))-2*_a*a^3*a2*c^3*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*
ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^
2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/
(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-
c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))-_a*a^3*a3*b^3*(
-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a
+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3
*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)
^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)
*a-1/(b-c)^2/(a-b)^2/(-b+_a))-_a*a1*b^3*c^3*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^
3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*
b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-
b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a
-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))+2*a^3
*a2*b*c^3*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a
-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c
)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a
)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^
3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))+a^3*a3*b^3*c*(-1/(a-c)^2/(a-b)^2/(-a+_a
)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*
ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a
-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/
(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+
_a))+a*a1*b^3*c^3*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a
-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a
)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*
ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^
3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))+a^3*a0*b^3*c^3*(-1/(a-c)^2/(a-b
)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^
3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/
(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-
c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a
-b)^2/(-b+_a))-2*_a^3*a^2*a2*c^2*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*l
n(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2
/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(
b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c
+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))-_a^3*a^2*a3*b^2*
(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-
a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^
3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c
)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a
)*a-1/(b-c)^2/(a-b)^2/(-b+_a))-_a^3*a1*b^2*c^2*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-
c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_
a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*l
n(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3
/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))+2*
_a^2*a^3*a2*c^2*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c
)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+
4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln
(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/
(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a^3*a3*b^2*(-1/(a-c)^2/(a-b)
^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3
/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(
b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c
+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-
b)^2/(-b+_a))+2*_a^2*a^2*a2*c^3*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln
(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/
(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b
-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+
_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))+4*_a^3*a*a2*(-a^3
/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a
+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b
-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3
*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b
^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-
c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2
/(-b+_a))+2*_a^3*a*a3*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*
a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^
3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+
_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/
(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a
-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+
_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+2*_a^3*a1*b*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1
/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)
^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_
a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)
^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(
-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3
*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+2*_a^3*a1*c*(-a^
3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-
a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*
b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^
3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*
b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b
-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^
2/(-b+_a))+4*_a^3*a2*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)
*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)
^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b
+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1
/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(
a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c
+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+2*_a^3*a3*b*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-
1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b
)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+
_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c
)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln
(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^
3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-4*_a^2*a^2*a2*(
-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*l
n(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2
*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-
b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_
a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1
/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-
b)^2/(-b+_a))-2*_a^2*a^2*a3*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-
a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/
(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*
ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*
b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c
)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*
ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^2*a1*b^2*(-a^3/(a-c)^2/(a-b)^2/(
-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)
^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)
^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a
+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-
c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c
+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^2*a
1*c^2*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a
-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+
_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c
)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*
ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*
c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c
)^2/(a-b)^2/(-b+_a))-4*_a^2*a2*c^2*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)
^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a
^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(
a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(
-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b
-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(
a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^2*a3*b^2*(-a^3/(a-c)^2/(a
-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-
1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^
2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*
b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c
)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^
3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-_
a^3*a^2*a0*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4
/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-
c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c
*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(
b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2
/(-b+_a))-_a^3*a0*b^2*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+
_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/
(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*
ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*
a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c
)^2/(a-b)^2/(-b+_a))-_a^3*a0*c^2*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-
b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_
a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)
^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3
*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)
*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a^3*a0*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/
(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b
)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-
4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c
)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^
3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a0*b^3*(-a^4/(a-c)^2/(a-b)^2/(-a
+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(
a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*l
n(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c
+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-
c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a0*c^3*(-a^4/(a-c)^2/
(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a
)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^
3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*
ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*
a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a*a1*(-a^4
/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3
*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b
^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3
/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*l
n(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+2*_a^2
*a*a2*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c
)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/
(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*
b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^
3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+
_a))+_a^2*a*a3*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2
*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2
/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_
a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c
^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-
b)^2/(-b+_a))+_a^2*a1*b*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-
a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^
4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^
3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a
)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b
-c)^2/(a-b)^2/(-b+_a))+_a^2*a1*c*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-
b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_
a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)
^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3
*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)
*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+2*_a^2*a2*b*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/
(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b
)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-
4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c
)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^
3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+2*_a^2*a2*c*(-a^4/(a-c)^2/(a-b)^2/(-a
+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(
a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*l
n(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c
+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-
c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a3*b*(-a^4/(a-c)^2/(a
-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*
c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/
(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln
(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-
2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a3*c*(-a^4/(
a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*l
n(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4
/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(
a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(
-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+2*_a^3*a
*a0*(-a^5/(a-c)^2/(a-b)^2/(-a+_a)-b^5/(b-c)^2/(a-b)^2/(-b+_a)+a^6/(a-c)^3/(a-b)^
3*ln(-a+_a)-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*b-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*c+
5*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^5/(b-c)^2/(a-c)^2/(-c+_a)+3*b^5/(b-c)^3/(a
-b)^3*ln(-b+_a)*a-5*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a-b^6/(b-c)^3/(a-b)^3*ln(-b+
_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c+5*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-3*c^5/
(b-c)^3/(a-c)^3*ln(-c+_a)*a-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*b+c^6/(b-c)^3/(a-c)^
3*ln(-c+_a))+2*_a^3*a0*b*(-a^5/(a-c)^2/(a-b)^2/(-a+_a)-b^5/(b-c)^2/(a-b)^2/(-b+_
a)+a^6/(a-c)^3/(a-b)^3*ln(-a+_a)-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*b-3*a^5/(a-c)^3
/(a-b)^3*ln(-a+_a)*c+5*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^5/(b-c)^2/(a-c)^2/(-c
+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*a-5*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a-b^6/(
b-c)^3/(a-b)^3*ln(-b+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c+5*c^4/(b-c)^3/(a-c)^3
*ln(-c+_a)*a*b-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)
*b+c^6/(b-c)^3/(a-c)^3*ln(-c+_a))+2*_a^3*a0*c*(-a^5/(a-c)^2/(a-b)^2/(-a+_a)-b^5/
(b-c)^2/(a-b)^2/(-b+_a)+a^6/(a-c)^3/(a-b)^3*ln(-a+_a)-3*a^5/(a-c)^3/(a-b)^3*ln(-
a+_a)*b-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*c+5*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^
5/(b-c)^2/(a-c)^2/(-c+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*a-5*b^4/(b-c)^3/(a-b)^
3*ln(-b+_a)*c*a-b^6/(b-c)^3/(a-b)^3*ln(-b+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c+
5*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a-3*c^5/(b-c
)^3/(a-c)^3*ln(-c+_a)*b+c^6/(b-c)^3/(a-c)^3*ln(-c+_a))-2*_a^2*a^2*a0*(-a^5/(a-c)
^2/(a-b)^2/(-a+_a)-b^5/(b-c)^2/(a-b)^2/(-b+_a)+a^6/(a-c)^3/(a-b)^3*ln(-a+_a)-3*a
^5/(a-c)^3/(a-b)^3*ln(-a+_a)*b-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*c+5*a^4/(a-c)^3/(
a-b)^3*ln(-a+_a)*c*b-c^5/(b-c)^2/(a-c)^2/(-c+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)
*a-5*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a-b^6/(b-c)^3/(a-b)^3*ln(-b+_a)+3*b^5/(b-c)
^3/(a-b)^3*ln(-b+_a)*c+5*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-3*c^5/(b-c)^3/(a-c)^3
*ln(-c+_a)*a-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*b+c^6/(b-c)^3/(a-c)^3*ln(-c+_a))-2*
_a^2*a0*b^2*(-a^5/(a-c)^2/(a-b)^2/(-a+_a)-b^5/(b-c)^2/(a-b)^2/(-b+_a)+a^6/(a-c)^
3/(a-b)^3*ln(-a+_a)-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*b-3*a^5/(a-c)^3/(a-b)^3*ln(-
a+_a)*c+5*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^5/(b-c)^2/(a-c)^2/(-c+_a)+3*b^5/(b
-c)^3/(a-b)^3*ln(-b+_a)*a-5*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a-b^6/(b-c)^3/(a-b)^
3*ln(-b+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c+5*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a*
b-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*b+c^6/(b-c)^
3/(a-c)^3*ln(-c+_a))-2*_a^2*a0*c^2*(-a^5/(a-c)^2/(a-b)^2/(-a+_a)-b^5/(b-c)^2/(a-
b)^2/(-b+_a)+a^6/(a-c)^3/(a-b)^3*ln(-a+_a)-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*b-3*a
^5/(a-c)^3/(a-b)^3*ln(-a+_a)*c+5*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^5/(b-c)^2/(
a-c)^2/(-c+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*a-5*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)
*c*a-b^6/(b-c)^3/(a-b)^3*ln(-b+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c+5*c^4/(b-c)
^3/(a-c)^3*ln(-c+_a)*a*b-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a-3*c^5/(b-c)^3/(a-c)^3
*ln(-c+_a)*b+c^6/(b-c)^3/(a-c)^3*ln(-c+_a))-_a*a*a1*c*(-a^4/(a-c)^2/(a-b)^2/(-a+
_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a
-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln
(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+
4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c
)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-2*_a*a*a2*b*(-a^4/(a-c)^2/(
a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)
*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3
/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*l
n(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a
-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-2*_a*a*a2*c*(-a^
4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^
3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*
b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^
3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*
ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-_a*a*
a3*b*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)
^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(
-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b
^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3
/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_
a))-_a*a*a3*c*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*
a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/
(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a
)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^
4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b
)^2/(-b+_a))-_a*a1*b*c*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a
+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4
/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3
*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)
*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-
c)^2/(a-b)^2/(-b+_a))-2*_a*a2*b*c*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a
-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+
_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c
)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^
3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a
)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-_a*a3*b*c*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(
a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)
^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4
*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)
^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3
*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+a*a1*b*c*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)
-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)
^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b
+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c
^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3
/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+2*a*a2*b*c*(-a^4/(a-c)^2/(a-b)
^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4
*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-
b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b
+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c
^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+a*a3*b*c*(-a^4/(a-c)
^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a
+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-
c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)
^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_
a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-_a*a0*b^3*c*
(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a
-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a
)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b
-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c
)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-4
*_a*a0*b^2*c^2*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2
*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2
/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_
a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c
^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-
b)^2/(-b+_a))-_a*a0*b*c^3*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln
(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-
c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b
)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+
_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/
(b-c)^2/(a-b)^2/(-b+_a))+a^3*a0*b*c*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/
(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-
a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b
-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c
)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+
_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+4*a^2*a0*b^2*c*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-
2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^
3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+
_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^
3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/
(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+4*a^2*a0*b*c^2*(-a^4/(a-c)^2/(a
-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*
c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/
(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln
(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-
2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+a*a0*b^3*c*(-a^4/
(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*
ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^
4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/
(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln
(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+4*a*a0*
b^2*c^2*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a
-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^
2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+
2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c
)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-
b+_a))+a*a0*b*c^3*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*
b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c
)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-
b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-
2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/
(a-b)^2/(-b+_a))-4*_a^3*a*a0*b*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)
^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)
*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3
/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*l
n(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b
-b^4/(b-c)^2/(a-b)^2/(-b+_a))-4*_a^3*a*a0*c*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/
(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b
)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-
4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c
)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^
3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-4*_a^3*a0*b*c*(-a^4/(a-c)^2/(a-b)^2/(
-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3
/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3
*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)
*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(
b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+5*_a^2*a^2*a0*b*(-a^4/(a
-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln
(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/
(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a
-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-
c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+5*_a^2*a^
2*a0*c*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-
c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2
/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2
*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)
^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b
+_a))+5*_a^2*a*a0*b^2*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+
_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/
(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*
ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*
a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c
)^2/(a-b)^2/(-b+_a))+5*_a^2*a*a0*c^2*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3
/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(
-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(
b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-
c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c
+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+5*_a^2*a0*b^2*c*(-a^4/(a-c)^2/(a-b)^2/(-a+_a
)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c
)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-
b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*
c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^
3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))+5*_a^2*a0*b*c^2*(-a^4/(a-c)^2
/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_
a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)
^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3
*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)
*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-_a*a^3*a0*b*(-
a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b
)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+
2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c
)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^
3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-_a*
a^3*a0*c*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(
a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)
^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a
+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-
c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(
-b+_a))-4*_a*a^2*a0*b^2*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-
a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^
4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^
3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a
)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b
-c)^2/(a-b)^2/(-b+_a))-4*_a*a^2*a0*c^2*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)
^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*l
n(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3
/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(
a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(
-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-_a*a*a0*b^3*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-
2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^
3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+
_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^
3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/
(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-_a*a*a0*c^3*(-a^4/(a-c)^2/(a-b)
^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4
*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-
b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b
+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c
^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-_a*a*a1*b*(-a^4/(a-c
)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-
a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b
-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b
)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+
_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^2*a^3*
a3*b*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)
^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b
-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(
-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-
c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(
-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))-8*_a^2*a^2
*a2*c^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a
-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*
c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*
ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/
(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*
ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))-4*_a^2*
a^2*a3*b^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3
/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_
a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)
^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b
+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)
^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))-4*_a
^2*a*a2*c^3*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^
3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+
_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b
)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*
b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c
)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))-2*_
a^2*a*a3*b^3*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)
^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a
+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-
b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c
*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-
c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))-2*
_a^2*a1*b^3*c*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c
)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-
a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a
-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*
c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a
-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))-4
*_a^2*a1*b^2*c^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(
a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*l
n(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3
/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_
a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3
/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a)
)-2*_a^2*a1*b*c^3*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/
(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*
ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^
3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+
_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^
3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a
))+4*_a*a^3*a2*c^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1
/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3
*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)
^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b
+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)
^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_
a))+2*_a*a^3*a3*b^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+
1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^
3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c
)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-
b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c
)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+
_a))+4*_a*a^2*a2*c^3*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2
+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)
^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-
c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(
-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-
c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b
+_a))+2*_a*a^2*a3*b^3*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^
2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b
)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b
-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln
(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b
-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-
b+_a))+2*_a*a1*b^3*c^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a
^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-
b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(
b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*l
n(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(
b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(
-b+_a))+2*_a*a1*b^2*c^3*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*
a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a
-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/
(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*
ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/
(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/
(-b+_a))-4*a^3*a2*b*c^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*
a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a
-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/
(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*
ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/
(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/
(-b+_a))-2*a^3*a3*b^2*c*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*
a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a
-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/
(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*
ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/
(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/
(-b+_a))-2*a^3*a0*b^3*c^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a
)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/
(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-
1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^
3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+
1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^
2/(-b+_a))-2*a^3*a0*b^2*c^3*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+
_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^
3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*
b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b
)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*
a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b
)^2/(-b+_a))-2*a^2*a0*b^3*c^3*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-
a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c
)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*
a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a
-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*
c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a
-b)^2/(-b+_a))-4*a^2*a2*b*c^3*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-
a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c
)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*
a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a
-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*
c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a
-b)^2/(-b+_a))-2*a^2*a3*b^3*c*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-
a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c
)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*
a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a
-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*
c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a
-b)^2/(-b+_a))-2*a*a1*b^3*c^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-
a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c
)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*
a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a
-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*
c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a
-b)^2/(-b+_a))-2*a*a1*b^2*c^3*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-
a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c
)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*
a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a
-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*
c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a
-b)^2/(-b+_a))+4*_a^3*a^2*a2*c*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(
-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-
c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)
*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(
a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)
*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(
a-b)^2/(-b+_a))+2*_a^3*a^2*a3*b*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln
(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a
-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a
)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/
(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a
)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/
(a-b)^2/(-b+_a))+4*_a^3*a*a2*c^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*l
n(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(
a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_
a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3
/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_
a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2
/(a-b)^2/(-b+_a))+2*_a^3*a*a3*b^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*
ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/
(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+
_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^
3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+
_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^
2/(a-b)^2/(-b+_a))+2*_a^3*a1*b^2*c*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3
*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1
/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b
+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)
^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c
+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)
^2/(a-b)^2/(-b+_a))+2*_a^3*a1*b*c^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^
3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+
1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-
b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c
)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-
c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c
)^2/(a-b)^2/(-b+_a))-4*_a^2*a^3*a2*c*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)
^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a
+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(
-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-
c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(
-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-
c)^2/(a-b)^2/(-b+_a))-_a*a*a0*c*(_a-a^6/(a-c)^2/(a-b)^2/(-a+_a)-b^6/(b-c)^2/(a-b
)^2/(-b+_a)+2*a^7/(a-c)^3/(a-b)^3*ln(-a+_a)-4*a^6/(a-c)^3/(a-b)^3*ln(-a+_a)*b-4*
a^6/(a-c)^3/(a-b)^3*ln(-a+_a)*c+6*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^6/(b-c)^2/
(a-c)^2/(-c+_a)+4*b^6/(b-c)^3/(a-b)^3*ln(-b+_a)*a-6*b^5/(b-c)^3/(a-b)^3*ln(-b+_a
)*c*a-2*b^7/(b-c)^3/(a-b)^3*ln(-b+_a)+4*b^6/(b-c)^3/(a-b)^3*ln(-b+_a)*c+6*c^5/(b
-c)^3/(a-c)^3*ln(-c+_a)*a*b-4*c^6/(b-c)^3/(a-c)^3*ln(-c+_a)*a-4*c^6/(b-c)^3/(a-c
)^3*ln(-c+_a)*b+2*c^7/(b-c)^3/(a-c)^3*ln(-c+_a))-_a*a0*b*c*(_a-a^6/(a-c)^2/(a-b)
^2/(-a+_a)-b^6/(b-c)^2/(a-b)^2/(-b+_a)+2*a^7/(a-c)^3/(a-b)^3*ln(-a+_a)-4*a^6/(a-
c)^3/(a-b)^3*ln(-a+_a)*b-4*a^6/(a-c)^3/(a-b)^3*ln(-a+_a)*c+6*a^5/(a-c)^3/(a-b)^3
*ln(-a+_a)*c*b-c^6/(b-c)^2/(a-c)^2/(-c+_a)+4*b^6/(b-c)^3/(a-b)^3*ln(-b+_a)*a-6*b
^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a-2*b^7/(b-c)^3/(a-b)^3*ln(-b+_a)+4*b^6/(b-c)^3/(
a-b)^3*ln(-b+_a)*c+6*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-4*c^6/(b-c)^3/(a-c)^3*ln(
-c+_a)*a-4*c^6/(b-c)^3/(a-c)^3*ln(-c+_a)*b+2*c^7/(b-c)^3/(a-c)^3*ln(-c+_a))+a*a0
*b*c*(_a-a^6/(a-c)^2/(a-b)^2/(-a+_a)-b^6/(b-c)^2/(a-b)^2/(-b+_a)+2*a^7/(a-c)^3/(
a-b)^3*ln(-a+_a)-4*a^6/(a-c)^3/(a-b)^3*ln(-a+_a)*b-4*a^6/(a-c)^3/(a-b)^3*ln(-a+_
a)*c+6*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^6/(b-c)^2/(a-c)^2/(-c+_a)+4*b^6/(b-c)
^3/(a-b)^3*ln(-b+_a)*a-6*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a-2*b^7/(b-c)^3/(a-b)^3
*ln(-b+_a)+4*b^6/(b-c)^3/(a-b)^3*ln(-b+_a)*c+6*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b
-4*c^6/(b-c)^3/(a-c)^3*ln(-c+_a)*a-4*c^6/(b-c)^3/(a-c)^3*ln(-c+_a)*b+2*c^7/(b-c)
^3/(a-c)^3*ln(-c+_a))-_C1*_a^2*a+_a^3*_C1+5*_a^2*a1*b^2*c*(-a^2/(a-c)^2/(a-b)^2/
(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b
-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+
_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b
-c)^2/(a-b)^2/(-b+_a))+5*_a^2*a1*b*c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(
a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_
a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(
a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_
a))+2*_a^2*a2*b*c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^
3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^
3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*
a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a3*b^2*c*(
-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*l
n(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(
b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3
*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-2*_a*a^3*a2*b*(-a^2/(a-c)^2/(a-b)^2/
(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b
-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+
_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b
-c)^2/(a-b)^2/(-b+_a))-2*_a*a^3*a2*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-
b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)
-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-
c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a)
)-_a*a^3*a3*b*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a
-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-
b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/
(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-_a*a^3*a3*c*(-a^2/(a-
c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)
*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(
a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_
a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-8*_a*a^2*a2*c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a
)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/
(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^
3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/
(a-b)^2/(-b+_a))-4*_a*a^2*a3*b^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3
*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(
b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3
*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-_a
*a*a1*b^3*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^
3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a
)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c
)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-_a*a*a1*c^3*(-a^2/(a-c)^2
/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c
*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)
^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c
^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-_a^3*a^2*a0*b^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/
(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c
)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/
(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b
)^2/(-b+_a))-_a^3*a^2*a0*c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(
-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)
^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(
-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-_a^3*a
0*b^2*c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^
3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a
)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c
)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a^3*a0*b^2*(-a^2/(a-
c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)
*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(
a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_
a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a^3*a0*c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a
)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/
(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^
3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/
(a-b)^2/(-b+_a))+_a^2*a^2*a0*b^3*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3
*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(
b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3
*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+_a
^2*a^2*a0*c^3*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a
-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-
b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/
(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a0*b^3*c^2*(-a^2
/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a
+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)
^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(
-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a0*b^2*c^3*(-a^2/(a-c)^2/(a-b)^2/(-
a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c
)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a
)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c
)^2/(a-b)^2/(-b+_a))-_a*a^3*a0*b^3*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)
^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2
/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)
^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-
_a*a^3*a0*c^3*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a
-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-
b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/
(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-_a*a0*b^3*c^3*(-a^2/(
a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_
a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3
/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c
+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+a^3*a0*b^3*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)
-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(
a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3
+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(
a-b)^2/(-b+_a))+4*a^3*a0*b^2*c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3
*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(
b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3
*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+a^
3*a0*b*c^3*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)
^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_
a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-
c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+4*a^2*a0*b^3*c^2*(-a^2/(
a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_
a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3
/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c
+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+4*a^2*a0*b^2*c^3*(-a^2/(a-c)^2/(a-b)^2/(-a
+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)
^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)
*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)
^2/(a-b)^2/(-b+_a))+a*a0*b^3*c^3*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3
*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(
b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3
*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-2*
_a*a*a2*c^3*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c
)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+
_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b
-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-_a*a*a3*b^3*(-a^2/(a-c)
^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a
*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-
b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)
*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-_a*a1*b^3*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a
-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^
2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b
-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^
2/(-b+_a))-4*_a*a1*b^2*c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a
+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3
/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c
+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-_a*a1*b*
c^3*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b
)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*
a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a
-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-2*_a*a2*b*c^3*(-a^2/(a-c)^2/(a-
b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c
^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*l
n(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b
^2/(b-c)^2/(a-b)^2/(-b+_a))-_a*a3*b^3*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/
(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+
_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/
(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+
_a))+2*a^3*a2*b*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+
2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*
ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*
b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+a^3*a3*b*c*(-a^2/
(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+
_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^
3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-
c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+8*a^2*a2*b*c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+
_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^
2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*
b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^
2/(a-b)^2/(-b+_a))+4*a^2*a3*b^2*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^
3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/
(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^
3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+a
*a1*b^3*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^
3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a
)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c
)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+4*a*a1*b^2*c^2*(-a^2/(a-c
)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*
a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a
-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a
)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+a*a1*b*c^3*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a
-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^
2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b
-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^
2/(-b+_a))+2*a*a2*b*c^3*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a
)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a
-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a
)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+a*a3*b^3*c*
(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*
ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/
(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^
3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-8*_a^3*a*a2*c*(-a^2/(a-c)^2/(a-b)^2
/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(
b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b
+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(
b-c)^2/(a-b)^2/(-b+_a))-4*_a^3*a*a3*b*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a
-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a
)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a
-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a
))-4*_a^3*a1*b*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2
/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*l
n(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b
-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+2*_a^2*a^2*a2*b*(-
a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln
(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b
-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*
ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+10*_a^2*a^2*a2*c*(-a^2/(a-c)^2/(a-b)^
2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/
(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-
b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/
(b-c)^2/(a-b)^2/(-b+_a))+5*_a^2*a^2*a3*b*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3
/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c
+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3
/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b
+_a))+_a^2*a^2*a3*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^
3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^
3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*
a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a*a1*b^2*(
-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*l
n(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(
b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3
*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a*a1*c^2*(-a^2/(a-c)^2/(a-b)^2/
(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b
-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+
_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b
-c)^2/(a-b)^2/(-b+_a))+10*_a^2*a*a2*c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/
(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+
_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/
(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+
_a))+5*_a^2*a*a3*b^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a
^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)
^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c
*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-4*_a^3*a*a0*b*
c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b
)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*
a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a
-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+4*_a^2*a^3*a0*b*c*(-a^2/(a-c)^2
/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c
*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)
^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c
^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+9*_a^2*a^2*a0*b^2*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a
)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/
(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^
3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/
(a-b)^2/(-b+_a))+9*_a^2*a^2*a0*b*c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-
b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)
-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-
c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a)
)+4*_a^2*a*a0*b^3*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^
3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^
3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*
a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+9*_a^2*a*a0*b^2
*c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-
b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c
*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(
a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+4*_a^2*a*a0*b*c^3*(-a^2/(a-c)^
2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*
c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b
)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*
c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-5*_a*a^3*a0*b^2*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)
-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(
a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3
+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(
a-b)^2/(-b+_a))-5*_a*a^3*a0*b*c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^
3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/
(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^
3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-5
*_a*a^2*a0*b^3*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2
/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*l
n(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b
-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-12*_a*a^2*a0*b^2*c
^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)
^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a
+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-
c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-5*_a*a^2*a0*b*c^3*(-a^2/(a-c)^2/
(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*
b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^
3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^
3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-5*_a*a*a0*b^3*c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2
/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-
c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2
/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-
b)^2/(-b+_a))-5*_a*a*a0*b^2*c^3*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*
ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b
-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*
ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+4*_
a^2*a*a1*b*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-
c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b
+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(
b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+8*_a^2*a*a2*b*c*(-a^2/
(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+
_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^
3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-
c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+4*_a^2*a*a3*b*c*(-a^2/(a-c)^2/(a-b)^2/(-a
+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)
^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)
*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)
^2/(a-b)^2/(-b+_a))-10*_a*a^2*a2*b*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-
b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)
-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-
c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a)
)-5*_a*a^2*a3*b*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+
2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*
ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*
b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-5*_a*a*a1*b^2*c*(
-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*l
n(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(
b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3
*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-5*_a*a*a1*b*c^2*(-a^2/(a-c)^2/(a-b)^
2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/
(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-
b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/
(b-c)^2/(a-b)^2/(-b+_a))-10*_a*a*a2*b*c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^
3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-
c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^
3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-
b+_a))-5*_a*a*a3*b^2*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)
*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-
b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)
*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-4*_a^3*a^2*a
0*b*c*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a
-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*
c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/
(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-4*_a^3*a*a0*b^2*c*(-a^2/(a-c)
^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a
*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-
b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)
*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+8*_a^3*a*a0*b*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-
1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b
)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+
_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c
)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln
(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^
3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-12*_a^2*a^2*a0*
b*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b
)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a
)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^
3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln
(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^
3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^
2/(a-b)^2/(-b+_a))-12*_a^2*a*a0*b^2*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a
-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a
)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^
3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*
ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*
a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^
3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-12*_a^2*a*a0*b*c^2*(-a^3/(a
-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a
)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^
3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln
(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*
c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^
3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-
b+_a))+4*_a*a^3*a0*b*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)
*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)
^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b
+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1
/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(
a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c
+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+12*_a*a^2*a0*b^2*c*(-a^3/(a-c)^2/(a-b)^2/(
-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)
^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)
^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a
+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-
c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c
+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+12*_a*a^
2*a0*b*c^2*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)
^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*l
n(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3
/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-
b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c
+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3
/(b-c)^2/(a-b)^2/(-b+_a))+4*_a*a*a0*b^3*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^
3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-
a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b
-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b
)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*
c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b
-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+12*_a*a*a0*b^2*c^2*(-a^
3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-
a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*
b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^
3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*
b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b
-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^
2/(-b+_a))+4*_a*a*a0*b*c^3*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a
+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(
a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*l
n(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b
^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)
^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*l
n(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+4*_a*a*a1*b*c*(-a^3/(a-c)^2/(a-b)^2/(-
a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^
3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^
2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+
1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c
)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+
_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+8*_a*a*a2
*b*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-
b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_
a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)
^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*l
n(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c
^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)
^2/(a-b)^2/(-b+_a))+4*_a*a*a3*b*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^
3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^
3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a
-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-
b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-
1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a
-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+12*_a^2*a*a0*b*c*(-a^4/(a-c)^2/
(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a
)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^
3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*
ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*
a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-9*_a*a^2*a0*b*c
*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(
a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_
a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(
b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-
c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-
9*_a*a*a0*b^2*c*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-
2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^
2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+
_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*
c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a
-b)^2/(-b+_a))-9*_a*a*a0*b*c^2*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)
^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)
*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3
/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*l
n(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b
-b^4/(b-c)^2/(a-b)^2/(-b+_a))+6*_a*a*a0*b*c*(-a^5/(a-c)^2/(a-b)^2/(-a+_a)-b^5/(b
-c)^2/(a-b)^2/(-b+_a)+a^6/(a-c)^3/(a-b)^3*ln(-a+_a)-3*a^5/(a-c)^3/(a-b)^3*ln(-a+
_a)*b-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*c+5*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^5/
(b-c)^2/(a-c)^2/(-c+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*a-5*b^4/(b-c)^3/(a-b)^3*
ln(-b+_a)*c*a-b^6/(b-c)^3/(a-b)^3*ln(-b+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c+5*
c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a-3*c^5/(b-c)^
3/(a-c)^3*ln(-c+_a)*b+c^6/(b-c)^3/(a-c)^3*ln(-c+_a))+2*_a*a0*b^2*c*(-a^5/(a-c)^2
/(a-b)^2/(-a+_a)-b^5/(b-c)^2/(a-b)^2/(-b+_a)+a^6/(a-c)^3/(a-b)^3*ln(-a+_a)-3*a^5
/(a-c)^3/(a-b)^3*ln(-a+_a)*b-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*c+5*a^4/(a-c)^3/(a-
b)^3*ln(-a+_a)*c*b-c^5/(b-c)^2/(a-c)^2/(-c+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*a
-5*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a-b^6/(b-c)^3/(a-b)^3*ln(-b+_a)+3*b^5/(b-c)^3
/(a-b)^3*ln(-b+_a)*c+5*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-3*c^5/(b-c)^3/(a-c)^3*l
n(-c+_a)*a-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*b+c^6/(b-c)^3/(a-c)^3*ln(-c+_a))+2*_a
*a0*b*c^2*(-a^5/(a-c)^2/(a-b)^2/(-a+_a)-b^5/(b-c)^2/(a-b)^2/(-b+_a)+a^6/(a-c)^3/
(a-b)^3*ln(-a+_a)-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*b-3*a^5/(a-c)^3/(a-b)^3*ln(-a+
_a)*c+5*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^5/(b-c)^2/(a-c)^2/(-c+_a)+3*b^5/(b-c
)^3/(a-b)^3*ln(-b+_a)*a-5*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a-b^6/(b-c)^3/(a-b)^3*
ln(-b+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c+5*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-
3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*b+c^6/(b-c)^3/
(a-c)^3*ln(-c+_a))-2*a^2*a0*b*c*(-a^5/(a-c)^2/(a-b)^2/(-a+_a)-b^5/(b-c)^2/(a-b)^
2/(-b+_a)+a^6/(a-c)^3/(a-b)^3*ln(-a+_a)-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*b-3*a^5/
(a-c)^3/(a-b)^3*ln(-a+_a)*c+5*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^5/(b-c)^2/(a-c
)^2/(-c+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*a-5*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c*
a-b^6/(b-c)^3/(a-b)^3*ln(-b+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c+5*c^4/(b-c)^3/
(a-c)^3*ln(-c+_a)*a*b-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a-3*c^5/(b-c)^3/(a-c)^3*ln
(-c+_a)*b+c^6/(b-c)^3/(a-c)^3*ln(-c+_a))-2*a*a0*b^2*c*(-a^5/(a-c)^2/(a-b)^2/(-a+
_a)-b^5/(b-c)^2/(a-b)^2/(-b+_a)+a^6/(a-c)^3/(a-b)^3*ln(-a+_a)-3*a^5/(a-c)^3/(a-b
)^3*ln(-a+_a)*b-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*c+5*a^4/(a-c)^3/(a-b)^3*ln(-a+_a
)*c*b-c^5/(b-c)^2/(a-c)^2/(-c+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*a-5*b^4/(b-c)^
3/(a-b)^3*ln(-b+_a)*c*a-b^6/(b-c)^3/(a-b)^3*ln(-b+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-
b+_a)*c+5*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a-3*
c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*b+c^6/(b-c)^3/(a-c)^3*ln(-c+_a))-2*a*a0*b*c^2*(-a^
5/(a-c)^2/(a-b)^2/(-a+_a)-b^5/(b-c)^2/(a-b)^2/(-b+_a)+a^6/(a-c)^3/(a-b)^3*ln(-a+
_a)-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*b-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*c+5*a^4/(a
-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^5/(b-c)^2/(a-c)^2/(-c+_a)+3*b^5/(b-c)^3/(a-b)^3*ln
(-b+_a)*a-5*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a-b^6/(b-c)^3/(a-b)^3*ln(-b+_a)+3*b^
5/(b-c)^3/(a-b)^3*ln(-b+_a)*c+5*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-3*c^5/(b-c)^3/
(a-c)^3*ln(-c+_a)*a-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*b+c^6/(b-c)^3/(a-c)^3*ln(-c+
_a))-4*_a^2*a*a0*b*(-a^5/(a-c)^2/(a-b)^2/(-a+_a)-b^5/(b-c)^2/(a-b)^2/(-b+_a)+a^6
/(a-c)^3/(a-b)^3*ln(-a+_a)-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*b-3*a^5/(a-c)^3/(a-b)
^3*ln(-a+_a)*c+5*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^5/(b-c)^2/(a-c)^2/(-c+_a)+3
*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*a-5*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a-b^6/(b-c)^3
/(a-b)^3*ln(-b+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c+5*c^4/(b-c)^3/(a-c)^3*ln(-c
+_a)*a*b-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*b+c^6
/(b-c)^3/(a-c)^3*ln(-c+_a))-4*_a^2*a*a0*c*(-a^5/(a-c)^2/(a-b)^2/(-a+_a)-b^5/(b-c
)^2/(a-b)^2/(-b+_a)+a^6/(a-c)^3/(a-b)^3*ln(-a+_a)-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a
)*b-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*c+5*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^5/(b
-c)^2/(a-c)^2/(-c+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*a-5*b^4/(b-c)^3/(a-b)^3*ln
(-b+_a)*c*a-b^6/(b-c)^3/(a-b)^3*ln(-b+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c+5*c^
4/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a-3*c^5/(b-c)^3/
(a-c)^3*ln(-c+_a)*b+c^6/(b-c)^3/(a-c)^3*ln(-c+_a))-4*_a^2*a0*b*c*(-a^5/(a-c)^2/(
a-b)^2/(-a+_a)-b^5/(b-c)^2/(a-b)^2/(-b+_a)+a^6/(a-c)^3/(a-b)^3*ln(-a+_a)-3*a^5/(
a-c)^3/(a-b)^3*ln(-a+_a)*b-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*c+5*a^4/(a-c)^3/(a-b)
^3*ln(-a+_a)*c*b-c^5/(b-c)^2/(a-c)^2/(-c+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*a-5
*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a-b^6/(b-c)^3/(a-b)^3*ln(-b+_a)+3*b^5/(b-c)^3/(
a-b)^3*ln(-b+_a)*c+5*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-3*c^5/(b-c)^3/(a-c)^3*ln(
-c+_a)*a-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*b+c^6/(b-c)^3/(a-c)^3*ln(-c+_a))+2*_a*a
^2*a0*b*(-a^5/(a-c)^2/(a-b)^2/(-a+_a)-b^5/(b-c)^2/(a-b)^2/(-b+_a)+a^6/(a-c)^3/(a
-b)^3*ln(-a+_a)-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*b-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a
)*c+5*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^5/(b-c)^2/(a-c)^2/(-c+_a)+3*b^5/(b-c)^
3/(a-b)^3*ln(-b+_a)*a-5*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a-b^6/(b-c)^3/(a-b)^3*ln
(-b+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c+5*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-3*
c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*b+c^6/(b-c)^3/(a
-c)^3*ln(-c+_a))+2*_a*a^2*a0*c*(-a^5/(a-c)^2/(a-b)^2/(-a+_a)-b^5/(b-c)^2/(a-b)^2
/(-b+_a)+a^6/(a-c)^3/(a-b)^3*ln(-a+_a)-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*b-3*a^5/(
a-c)^3/(a-b)^3*ln(-a+_a)*c+5*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^5/(b-c)^2/(a-c)
^2/(-c+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*a-5*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a
-b^6/(b-c)^3/(a-b)^3*ln(-b+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c+5*c^4/(b-c)^3/(
a-c)^3*ln(-c+_a)*a*b-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a-3*c^5/(b-c)^3/(a-c)^3*ln(
-c+_a)*b+c^6/(b-c)^3/(a-c)^3*ln(-c+_a))+2*_a*a*a0*b^2*(-a^5/(a-c)^2/(a-b)^2/(-a+
_a)-b^5/(b-c)^2/(a-b)^2/(-b+_a)+a^6/(a-c)^3/(a-b)^3*ln(-a+_a)-3*a^5/(a-c)^3/(a-b
)^3*ln(-a+_a)*b-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*c+5*a^4/(a-c)^3/(a-b)^3*ln(-a+_a
)*c*b-c^5/(b-c)^2/(a-c)^2/(-c+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*a-5*b^4/(b-c)^
3/(a-b)^3*ln(-b+_a)*c*a-b^6/(b-c)^3/(a-b)^3*ln(-b+_a)+3*b^5/(b-c)^3/(a-b)^3*ln(-
b+_a)*c+5*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a-3*
c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*b+c^6/(b-c)^3/(a-c)^3*ln(-c+_a))+2*_a*a*a0*c^2*(-a
^5/(a-c)^2/(a-b)^2/(-a+_a)-b^5/(b-c)^2/(a-b)^2/(-b+_a)+a^6/(a-c)^3/(a-b)^3*ln(-a
+_a)-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*b-3*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*c+5*a^4/(
a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^5/(b-c)^2/(a-c)^2/(-c+_a)+3*b^5/(b-c)^3/(a-b)^3*l
n(-b+_a)*a-5*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a-b^6/(b-c)^3/(a-b)^3*ln(-b+_a)+3*b
^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c+5*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-3*c^5/(b-c)^3
/(a-c)^3*ln(-c+_a)*a-3*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*b+c^6/(b-c)^3/(a-c)^3*ln(-c
+_a))-2*_a^3*a^2*a2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^
3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^
3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*
a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-_a^3*a^2*a3*(-a
^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(
-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-
c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*l
n(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-_a^3*a1*b^2*(-a^2/(a-c)^2/(a-b)^2/(-a+
_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^
2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*
b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^
2/(a-b)^2/(-b+_a))-_a^3*a1*c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*l
n(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-
c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*l
n(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-2*_a
^3*a2*c^2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^
3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a
)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c
)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))-_a^3*a3*b^2*(-a^2/(a-c)^2
/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c
*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)
^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c
^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+2*_a^2*a^3*a2*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a
-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^
2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b
-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^
2/(-b+_a))+_a^2*a^3*a3*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)
*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-
b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)
*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a1*b^3*
(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*
ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/
(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^
3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a1*c^3*(-a^2/(a-c)^2/(a-b)^2/(
-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-
c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_
a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-
c)^2/(a-b)^2/(-b+_a))+2*_a^2*a2*c^3*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b
)^3*ln(-a+_a)*a^3+2/(a-c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-
2/(b-c)^3/(a-b)^3*ln(-b+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c
)^3*ln(-c+_a)*c*a*b-2/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))
+_a^2*a3*b^3*(-a^2/(a-c)^2/(a-b)^2/(-a+_a)-2/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3+2/(a-
c)^3/(a-b)^3*ln(-a+_a)*a*c*b-c^2/(b-c)^2/(a-c)^2/(-c+_a)-2/(b-c)^3/(a-b)^3*ln(-b
+_a)*b*c*a+2/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3+2/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a*b-2/(
b-c)^3/(a-c)^3*ln(-c+_a)*c^3-b^2/(b-c)^2/(a-b)^2/(-b+_a))+4*_a*a^2*a2*c*(-a^3/(a
-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a
)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^
3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln
(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*
c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^
3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-
b+_a))+2*_a*a^2*a3*b*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a
^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3
/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_
a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(
b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-
c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_
a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+2*_a*a^2*a3*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-
1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b
)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+
_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c
)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln
(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^
3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+2*_a*a*a1*b^2*(
-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*l
n(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2
*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-
b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_
a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1
/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-
b)^2/(-b+_a))-8*a^2*a0*b^2*c^2*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*l
n(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c
+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)
^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_
a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(
b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)
^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-2*a^2*a0*b*c^3*(-a^3/(a-c)^2/(a-b)
^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(
a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(
a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2
*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3
/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*l
n(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-2*a*
a0*b^3*c^2*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)
^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*l
n(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3
/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-
b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c
+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3
/(b-c)^2/(a-b)^2/(-b+_a))-2*a*a0*b^2*c^3*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3
/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a
+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-
c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)
^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c
^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-
c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+2*_a^3*a^2*a0*c*(-a^3/(a
-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a
)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^
3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln
(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*
c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^
3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-
b+_a))+2*_a^3*a*a0*b^2*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)
*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)
^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b
+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1
/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(
a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c
+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+2*_a^3*a*a0*c^2*(-a^3/(a-c)^2/(a-b)^2/(-a+
_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/
(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/
(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/
(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^
3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a
)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+2*_a^3*a0*b
^2*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-
b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_
a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)
^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*l
n(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c
^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)
^2/(a-b)^2/(-b+_a))+2*_a^3*a0*b*c^2*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b
)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*
a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/
(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln
(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*
b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/
(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^2*a^3*a0*b*(-a^3/(a-c)^2
/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3
*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-
c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_
a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(
b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-
c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a)
)-2*_a^2*a^3*a0*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-
1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a
-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*
b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c
)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^
3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*
c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-4*_a^2*a^2*a0*b^2*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)
-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-
b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c
+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-
c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*l
n(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c
^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-4*_a^2*a^2*a0*
c^2*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b
)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a
)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^
3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln
(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^
3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^
2/(a-b)^2/(-b+_a))-2*_a^2*a*a0*b^3*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)
^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a
^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(
a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(
-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b
-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(
a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^2*a*a0*c^3*(-a^3/(a-c)^2/
(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*
b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c
)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a
)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b
-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c
)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))
-2*_a^2*a0*b^3*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1
/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-
b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b
^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)
^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3
*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c
^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-4*_a^2*a0*b^2*c^2*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-
1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b
)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+
_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c
)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln
(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^
3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^2*a0*b*c^3
*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3
*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a
^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(
a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b
+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a
-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(
a-b)^2/(-b+_a))+2*_a*a^3*a0*b^2*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*
ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*
c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b
)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+
_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/
(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c
)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+2*_a*a^3*a0*c^2*(-a^3/(a-c)^2/(a-
b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1
/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2
/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b
^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)
^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3
*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+2*
_a*a^2*a0*b^3*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a
-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^
3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*
a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/
(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln
(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-
b^3/(b-c)^2/(a-b)^2/(-b+_a))+2*_a*a^2*a0*c^3*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-
c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*l
n(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1
/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(
a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_
a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1
/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+2*_a*a0*b^3*c^2*(-a^
3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-
a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*
b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^
3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*
b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b
-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^
2/(-b+_a))+2*_a*a0*b^2*c^3*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a
+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(
a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*l
n(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b
^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)
^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*l
n(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-2*a^3*a0*b^2*c*(-a^3/(a-c)^2/(a-b)^2/(
-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)
^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)
^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a
+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-
c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c
+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-2*a^3*a0
*b*c^2*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(
a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a
+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-
c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3
*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)
*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-
c)^2/(a-b)^2/(-b+_a))-2*a^2*a0*b^3*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-
b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)
*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3
/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*l
n(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a
*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3
/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+2*_a^3*a^2*a0*b*(-a^3/(a-c)^
2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^
3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b
-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+
_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/
(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a
-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a
))+2*_a*a*a1*c^2*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1
/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-
b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b
^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)
^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3
*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c
^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+4*_a*a*a2*c^2*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a
-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*
ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+
1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/
(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+
_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-
1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+2*_a*a*a3*b^2*(-a^3
/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a
+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b
-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3
*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b
^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-
c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2
/(-b+_a))+2*_a*a1*b^2*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a
)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c
)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-
b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+
1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/
(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-
c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+2*_a*a1*b*c^2*(-a^3/(a-c)^2/(a-b)^2/(-a+_
a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(
a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(
-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(
b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3
*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)
*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+4*_a*a2*b*c^
2*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^
3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*
a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/
(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-
b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*
a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/
(a-b)^2/(-b+_a))+2*_a*a3*b^2*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*l
n(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c
+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)
^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_
a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(
b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)
^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-4*a^2*a2*b*c*(-a^3/(a-c)^2/(a-b)^2
/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-
c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-
c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c
*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(
a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(
-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-2*a^2*
a3*b*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(
a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a
+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-
c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3
*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)
*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-
c)^2/(a-b)^2/(-b+_a))-2*a*a1*b^2*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)
^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a
^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(
a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(
-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b
-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(
a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-2*a*a1*b*c^2*(-a^3/(a-c)^2/(a-
b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1
/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2
/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b
^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)
^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3
*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-4*
a*a2*b*c^2*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)
^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*l
n(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3
/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-
b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c
+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3
/(b-c)^2/(a-b)^2/(-b+_a))-2*a*a3*b^2*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(
a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_
a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)
^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3
*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2
*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)
^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^2*a*a1*b*(-a^3/(a-c)^
2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^
3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b
-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+
_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/
(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a
-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a
))-2*_a^2*a*a1*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1
/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-
b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b
^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)
^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3
*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c
^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-4*_a^2*a*a2*b*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a
-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*
ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+
1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/
(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+
_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-
1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a^2*a0*b^2*c^3
*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(
-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)
^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-
c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_
a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))-_a*a^3*a0*b^3*c^2*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/
(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-
a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^
3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c
)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))
-_a*a^3*a0*b^2*c^3*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(
a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_
a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3
*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)
^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))-_a*a^2*a0*b^3*c^3*(-1/(a-c)^2/
(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a
-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*
b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*
ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^
2/(a-b)^2/(-b+_a))+2*_a^2*a^2*a2*b*c^2*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-
b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(
b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)
*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3
*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a^2*a
3*b^2*c*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b
)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^
3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*
a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*
ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a*a1*b^2*c^2*(-1/(a-c)^2/(a-b)^2/(-a
+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)
^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3
/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b
-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(
-b+_a))-2*_a*a^3*a2*b*c^2*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a
)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^
2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/
(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+
2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))-_a*a^3*a3*b^2*c*(-1/(a-
c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c
+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b
+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-
c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(
b-c)^2/(a-b)^2/(-b+_a))-2*_a*a^2*a2*b*c^3*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/
(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-
1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+
_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c
)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))-_a*a^2*
a3*b^3*c*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-
b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)
^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)
*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3
*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))-_a*a*a1*b^3*c^2*(-1/(a-c)^2/(a-b)^2/(-a+
_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^
3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/
(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-
4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-
b+_a))-_a*a*a1*b^2*c^3*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a
+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(
-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-
b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(
b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))-_a^3*a^2*a0*b^2*c^2*(-1/(a
-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*
c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-
b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a
-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/
(b-c)^2/(a-b)^2/(-b+_a))+_a^2*a^3*a0*b^2*c^2*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)
^3/(a-b)^3*ln(-a+_a)*a+2/(a-c)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)
*b-1/(b-c)^2/(a-c)^2/(-c+_a)+4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(
-b+_a)*c-2/(b-c)^3/(a-b)^3*ln(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(
a-c)^3*ln(-c+_a)*c+2/(b-c)^3/(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))+_a^2
*a^2*a0*b^3*c^2*(-1/(a-c)^2/(a-b)^2/(-a+_a)-4/(a-c)^3/(a-b)^3*ln(-a+_a)*a+2/(a-c
)^3/(a-b)^3*ln(-a+_a)*c+2/(a-c)^3/(a-b)^3*ln(-a+_a)*b-1/(b-c)^2/(a-c)^2/(-c+_a)+
4/(b-c)^3/(a-b)^3*ln(-b+_a)*b-2/(b-c)^3/(a-b)^3*ln(-b+_a)*c-2/(b-c)^3/(a-b)^3*ln
(-b+_a)*a+2/(b-c)^3/(a-c)^3*ln(-c+_a)*b-4/(b-c)^3/(a-c)^3*ln(-c+_a)*c+2/(b-c)^3/
(a-c)^3*ln(-c+_a)*a-1/(b-c)^2/(a-b)^2/(-b+_a))+2*_a^3*a^2*a0*b^2*c*(-a/(a-c)^2/(
a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1
/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2
/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)
^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c
+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)
^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))+2*_a^3*a^2*a0*b*c^2*(-a/(a-c
)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*
a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a
-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/
(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*
ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/
(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))+2*_a^3*a*a0*b^2*c^2*(-a
/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a
+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)
^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c
*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-
c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c
*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^2*a^3*a0*b^2*
c*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*
ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/
(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+
_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^
3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+
_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^2*a^3*a0
*b*c^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-
b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c
*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*l
n(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(
b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*l
n(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^2*a
^2*a0*b^3*c*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^
3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+
_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b
)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*
b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c
)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))-6*_
a^2*a^2*a0*b^2*c^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1
/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3
*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)
^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b
+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)
^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_
a))-2*_a^2*a^2*a0*b*c^3*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*
a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a
-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/
(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*
ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/
(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/
(-b+_a))-2*_a^2*a*a0*b^3*c^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a
+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)
^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a
*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-
b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c
*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-
b)^2/(-b+_a))-2*_a^2*a*a0*b^2*c^3*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*
ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/
(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+
_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^
3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+
_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^
2/(a-b)^2/(-b+_a))+2*_a*a^3*a0*b^3*c*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)
^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a
+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(
-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-
c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(
-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-
c)^2/(a-b)^2/(-b+_a))+4*_a*a^3*a0*b^2*c^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/
(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a
)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^
3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-
1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^
3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-
b/(b-c)^2/(a-b)^2/(-b+_a))+2*_a*a^3*a0*b*c^3*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)
^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a
+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-
b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b
^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-
c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c
^2-b/(b-c)^2/(a-b)^2/(-b+_a))+4*_a*a^2*a0*b^3*c^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/
(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*
ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^
3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+
_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^
3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+
_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))+4*_a*a^2*a0*b^2*c^3*(-a/(a-c)^2/(a-b)^2/(-a+_
a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-
b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(
b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*l
n(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(
b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*l
n(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))+2*_a*a*a0*b^3*c^3*(-a/(a-c)^2/(a-b)^2/(-
a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/
(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-
1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^
3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+
1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^
3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))-4*_a^2*a^2*a2*b*c*(-a/(a-c)^2/(a-b)^2
/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)
^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_
a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-
b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a
*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-
c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^2*a^2*a3*b*c*(-a/(a-c)^2/(a-b
)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1/(a
-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2/(-
c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)^3/
(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c+_a
)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)^3/
(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^2*a*a1*b^2*c*(-a/(a-c)^2/(
a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*b+1
/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c)^2
/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b-c)
^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln(-c
+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b-c)
^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^2*a*a1*b*c^2*(-a/(a-c)^
2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)*a*
b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(a-c
)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3/(b
-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3*ln
(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3/(b
-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))-4*_a^2*a*a2*b*c^2*(-a/(a-
c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+_a)
*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^2/(
a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+3
/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c)^3
*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*b-3
/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^2*a*a3*b^2*c*(-a/
(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a+
_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)^
2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*
a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-c
)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*
b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))+4*_a*a^3*a2*b*c*(-a
/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-a
+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c)
^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c
*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a-
c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c
*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))+2*_a*a^3*a3*b*c*(-
a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*ln(-
a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(b-c
)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_a)*
c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3/(a
-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_a)*
c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))+8*_a*a^2*a2*b*c^2
*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^3*l
n(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c/(
b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-b+_
a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c)^3
/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-c+_
a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))+4*_a*a^2*a3*b^
2*c*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)^
3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-
c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(-
b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-c
)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(-
c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))+2*_a*a*a1*b
^3*c*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a-b)
^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b
-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*ln(
-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/(b-
c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*ln(
-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))+4*_a*a*a1*
b^2*c^2*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(a
-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)*
c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3*
ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1/
(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3*
ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))+2*_a*a*
a1*b*c^3*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/(
a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a)
*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^3
*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+1
/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^3
*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))+4*_a*a
*a2*b*c^3*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3/
(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_a
)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)^
3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b+
1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)^
3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))+2*_a*
a*a3*b^3*c*(-a/(a-c)^2/(a-b)^2/(-a+_a)-3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2+1/(a-c)^3
/(a-b)^3*ln(-a+_a)*a*b+1/(a-c)^3/(a-b)^3*ln(-a+_a)*c*a+1/(a-c)^3/(a-b)^3*ln(-a+_
a)*c*b-c/(b-c)^2/(a-c)^2/(-c+_a)-1/(b-c)^3/(a-b)^3*ln(-b+_a)*a*b-1/(b-c)^3/(a-b)
^3*ln(-b+_a)*c*a+3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2-1/(b-c)^3/(a-b)^3*ln(-b+_a)*c*b
+1/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b+1/(b-c)^3/(a-c)^3*ln(-c+_a)*c*a+1/(b-c)^3/(a-c)
^3*ln(-c+_a)*c*b-3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2-b/(b-c)^2/(a-b)^2/(-b+_a))+_a^2
*a*a0*(_a-a^6/(a-c)^2/(a-b)^2/(-a+_a)-b^6/(b-c)^2/(a-b)^2/(-b+_a)+2*a^7/(a-c)^3/
(a-b)^3*ln(-a+_a)-4*a^6/(a-c)^3/(a-b)^3*ln(-a+_a)*b-4*a^6/(a-c)^3/(a-b)^3*ln(-a+
_a)*c+6*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^6/(b-c)^2/(a-c)^2/(-c+_a)+4*b^6/(b-c
)^3/(a-b)^3*ln(-b+_a)*a-6*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a-2*b^7/(b-c)^3/(a-b)^
3*ln(-b+_a)+4*b^6/(b-c)^3/(a-b)^3*ln(-b+_a)*c+6*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a*
b-4*c^6/(b-c)^3/(a-c)^3*ln(-c+_a)*a-4*c^6/(b-c)^3/(a-c)^3*ln(-c+_a)*b+2*c^7/(b-c
)^3/(a-c)^3*ln(-c+_a))+_a^2*a0*b*(_a-a^6/(a-c)^2/(a-b)^2/(-a+_a)-b^6/(b-c)^2/(a-
b)^2/(-b+_a)+2*a^7/(a-c)^3/(a-b)^3*ln(-a+_a)-4*a^6/(a-c)^3/(a-b)^3*ln(-a+_a)*b-4
*a^6/(a-c)^3/(a-b)^3*ln(-a+_a)*c+6*a^5/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^6/(b-c)^2
/(a-c)^2/(-c+_a)+4*b^6/(b-c)^3/(a-b)^3*ln(-b+_a)*a-6*b^5/(b-c)^3/(a-b)^3*ln(-b+_
a)*c*a-2*b^7/(b-c)^3/(a-b)^3*ln(-b+_a)+4*b^6/(b-c)^3/(a-b)^3*ln(-b+_a)*c+6*c^5/(
b-c)^3/(a-c)^3*ln(-c+_a)*a*b-4*c^6/(b-c)^3/(a-c)^3*ln(-c+_a)*a-4*c^6/(b-c)^3/(a-
c)^3*ln(-c+_a)*b+2*c^7/(b-c)^3/(a-c)^3*ln(-c+_a))+_a^2*a0*c*(_a-a^6/(a-c)^2/(a-b
)^2/(-a+_a)-b^6/(b-c)^2/(a-b)^2/(-b+_a)+2*a^7/(a-c)^3/(a-b)^3*ln(-a+_a)-4*a^6/(a
-c)^3/(a-b)^3*ln(-a+_a)*b-4*a^6/(a-c)^3/(a-b)^3*ln(-a+_a)*c+6*a^5/(a-c)^3/(a-b)^
3*ln(-a+_a)*c*b-c^6/(b-c)^2/(a-c)^2/(-c+_a)+4*b^6/(b-c)^3/(a-b)^3*ln(-b+_a)*a-6*
b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a-2*b^7/(b-c)^3/(a-b)^3*ln(-b+_a)+4*b^6/(b-c)^3/
(a-b)^3*ln(-b+_a)*c+6*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-4*c^6/(b-c)^3/(a-c)^3*ln
(-c+_a)*a-4*c^6/(b-c)^3/(a-c)^3*ln(-c+_a)*b+2*c^7/(b-c)^3/(a-c)^3*ln(-c+_a))-8*_
a^2*a*a2*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)
^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*l
n(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3
/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-
b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c
+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3
/(b-c)^2/(a-b)^2/(-b+_a))-4*_a^2*a*a3*b*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/
(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+
_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c
)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^
3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^
2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c
)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^2*a*a3*c*(-a^3/(a-c)
^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a
^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(
b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b
+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3
/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(
a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_
a))-4*_a^2*a1*b*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-
1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a
-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*
b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c
)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^
3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*
c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-4*_a^2*a2*b*c*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(
a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3
*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)
+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3
/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c
+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b
-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^2*a3*b*c*(-a^
3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^4-1/(a-c)^3/(a-b)^3*ln(-
a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-c)^3/(a-b)^3*ln(-a+_a)*a^2*c*
b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*a-3/(b-c)^3/(a-b)^
3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4+1/(b-c)^3/(a-b)^3*ln(-b+_a)*
b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*a-1/(b
-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^4-b^3/(b-c)^2/(a-b)^
2/(-b+_a))+4*_a*a^2*a2*b*(-a^3/(a-c)^2/(a-b)^2/(-a+_a)-1/(a-c)^3/(a-b)^3*ln(-a+_
a)*a^4-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*b-1/(a-c)^3/(a-b)^3*ln(-a+_a)*a^3*c+3/(a-
c)^3/(a-b)^3*ln(-a+_a)*a^2*c*b-c^3/(b-c)^2/(a-c)^2/(-c+_a)+1/(b-c)^3/(a-b)^3*ln(
-b+_a)*b^3*a-3/(b-c)^3/(a-b)^3*ln(-b+_a)*b^2*c*a+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^4
+1/(b-c)^3/(a-b)^3*ln(-b+_a)*b^3*c+3/(b-c)^3/(a-c)^3*ln(-c+_a)*c^2*a*b-1/(b-c)^3
/(a-c)^3*ln(-c+_a)*c^3*a-1/(b-c)^3/(a-c)^3*ln(-c+_a)*c^3*b-1/(b-c)^3/(a-c)^3*ln(
-c+_a)*c^4-b^3/(b-c)^2/(a-b)^2/(-b+_a))-2*_a^3*a2*(-a^4/(a-c)^2/(a-b)^2/(-a+_a)-
2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3/(a-c)^
3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3*ln(-b+
_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)*c+4*c^
3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(b-c)^3/
(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-_a^3*a3*(-a^4/(a-c)^2/(a-b)^2/(
-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*c+4*a^3
/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/(a-b)^3
*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln(-b+_a)
*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-2*c^4/(
b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-_a^3*a1*(-a^4/(a-c)^2/(a
-b)^2/(-a+_a)-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*b-2*a^4/(a-c)^3/(a-b)^3*ln(-a+_a)*
c+4*a^3/(a-c)^3/(a-b)^3*ln(-a+_a)*c*b-c^4/(b-c)^2/(a-c)^2/(-c+_a)+2*b^4/(b-c)^3/
(a-b)^3*ln(-b+_a)*a-4*b^3/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a+2*b^4/(b-c)^3/(a-b)^3*ln
(-b+_a)*c+4*c^3/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*a-
2*c^4/(b-c)^3/(a-c)^3*ln(-c+_a)*b-b^4/(b-c)^2/(a-b)^2/(-b+_a))-_a^3*a0*(_a-a^6/(
a-c)^2/(a-b)^2/(-a+_a)-b^6/(b-c)^2/(a-b)^2/(-b+_a)+2*a^7/(a-c)^3/(a-b)^3*ln(-a+_
a)-4*a^6/(a-c)^3/(a-b)^3*ln(-a+_a)*b-4*a^6/(a-c)^3/(a-b)^3*ln(-a+_a)*c+6*a^5/(a-
c)^3/(a-b)^3*ln(-a+_a)*c*b-c^6/(b-c)^2/(a-c)^2/(-c+_a)+4*b^6/(b-c)^3/(a-b)^3*ln(
-b+_a)*a-6*b^5/(b-c)^3/(a-b)^3*ln(-b+_a)*c*a-2*b^7/(b-c)^3/(a-b)^3*ln(-b+_a)+4*b
^6/(b-c)^3/(a-b)^3*ln(-b+_a)*c+6*c^5/(b-c)^3/(a-c)^3*ln(-c+_a)*a*b-4*c^6/(b-c)^3
/(a-c)^3*ln(-c+_a)*a-4*c^6/(b-c)^3/(a-c)^3*ln(-c+_a)*b+2*c^7/(b-c)^3/(a-c)^3*ln(
-c+_a))-_a^2*_C1*b-_a^2*_C1*c+_C1*_a*a*b+_C1*_a*a*c+_C1*_a*b*c-_C1*a*b*c)^(1/2),
_a = y(x))-x-_C2 = 0, Intat(-1/(-_a^4*a0+(_C1+a0*(a+b+c))*_a^3+((-a-b-c)*_C1+((-
a-b)*c-a*b)*a0+a1+2*a2+a3)*_a^2+(((a+b)*c+a*b)*_C1+a*a0*b*c+(-b-c)*a1+(-2*a-2*c)
*a2-a3*(a+b))*_a-_C1*a*b*c+b*c*a1+a*(2*a2*c+a3*b))^(1/2),_a = y(x))-x-_C2 = 0