Integrand size = 32, antiderivative size = 296 \[ \int \frac {\left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )^2}{(c i+d i x)^3} \, dx=-\frac {B^2 d (a+b x)^2}{4 (b c-a d)^2 i^3 (c+d x)^2}-\frac {2 A b B (a+b x)}{(b c-a d)^2 i^3 (c+d x)}+\frac {2 b B^2 (a+b x)}{(b c-a d)^2 i^3 (c+d x)}-\frac {2 b B^2 (a+b x) \log \left (\frac {e (a+b x)}{c+d x}\right )}{(b c-a d)^2 i^3 (c+d x)}+\frac {B d (a+b x)^2 \left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )}{2 (b c-a d)^2 i^3 (c+d x)^2}-\frac {d (a+b x)^2 \left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )^2}{2 (b c-a d)^2 i^3 (c+d x)^2}+\frac {b (a+b x) \left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )^2}{(b c-a d)^2 i^3 (c+d x)} \]
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Time = 0.10 (sec) , antiderivative size = 296, normalized size of antiderivative = 1.00, number of steps used = 8, number of rules used = 6, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.188, Rules used = {2552, 2367, 2333, 2332, 2342, 2341} \[ \int \frac {\left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )^2}{(c i+d i x)^3} \, dx=\frac {B d (a+b x)^2 \left (B \log \left (\frac {e (a+b x)}{c+d x}\right )+A\right )}{2 i^3 (c+d x)^2 (b c-a d)^2}+\frac {b (a+b x) \left (B \log \left (\frac {e (a+b x)}{c+d x}\right )+A\right )^2}{i^3 (c+d x) (b c-a d)^2}-\frac {d (a+b x)^2 \left (B \log \left (\frac {e (a+b x)}{c+d x}\right )+A\right )^2}{2 i^3 (c+d x)^2 (b c-a d)^2}-\frac {2 A b B (a+b x)}{i^3 (c+d x) (b c-a d)^2}-\frac {2 b B^2 (a+b x) \log \left (\frac {e (a+b x)}{c+d x}\right )}{i^3 (c+d x) (b c-a d)^2}+\frac {2 b B^2 (a+b x)}{i^3 (c+d x) (b c-a d)^2}-\frac {B^2 d (a+b x)^2}{4 i^3 (c+d x)^2 (b c-a d)^2} \]
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Rule 2332
Rule 2333
Rule 2341
Rule 2342
Rule 2367
Rule 2552
Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}\left (\int (b-d x) (A+B \log (e x))^2 \, dx,x,\frac {a+b x}{c+d x}\right )}{(b c-a d)^2 i^3} \\ & = \frac {\text {Subst}\left (\int \left (b (A+B \log (e x))^2-d x (A+B \log (e x))^2\right ) \, dx,x,\frac {a+b x}{c+d x}\right )}{(b c-a d)^2 i^3} \\ & = \frac {b \text {Subst}\left (\int (A+B \log (e x))^2 \, dx,x,\frac {a+b x}{c+d x}\right )}{(b c-a d)^2 i^3}-\frac {d \text {Subst}\left (\int x (A+B \log (e x))^2 \, dx,x,\frac {a+b x}{c+d x}\right )}{(b c-a d)^2 i^3} \\ & = -\frac {d (a+b x)^2 \left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )^2}{2 (b c-a d)^2 i^3 (c+d x)^2}+\frac {b (a+b x) \left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )^2}{(b c-a d)^2 i^3 (c+d x)}-\frac {(2 b B) \text {Subst}\left (\int (A+B \log (e x)) \, dx,x,\frac {a+b x}{c+d x}\right )}{(b c-a d)^2 i^3}+\frac {(B d) \text {Subst}\left (\int x (A+B \log (e x)) \, dx,x,\frac {a+b x}{c+d x}\right )}{(b c-a d)^2 i^3} \\ & = -\frac {B^2 d (a+b x)^2}{4 (b c-a d)^2 i^3 (c+d x)^2}-\frac {2 A b B (a+b x)}{(b c-a d)^2 i^3 (c+d x)}+\frac {B d (a+b x)^2 \left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )}{2 (b c-a d)^2 i^3 (c+d x)^2}-\frac {d (a+b x)^2 \left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )^2}{2 (b c-a d)^2 i^3 (c+d x)^2}+\frac {b (a+b x) \left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )^2}{(b c-a d)^2 i^3 (c+d x)}-\frac {\left (2 b B^2\right ) \text {Subst}\left (\int \log (e x) \, dx,x,\frac {a+b x}{c+d x}\right )}{(b c-a d)^2 i^3} \\ & = -\frac {B^2 d (a+b x)^2}{4 (b c-a d)^2 i^3 (c+d x)^2}-\frac {2 A b B (a+b x)}{(b c-a d)^2 i^3 (c+d x)}+\frac {2 b B^2 (a+b x)}{(b c-a d)^2 i^3 (c+d x)}-\frac {2 b B^2 (a+b x) \log \left (\frac {e (a+b x)}{c+d x}\right )}{(b c-a d)^2 i^3 (c+d x)}+\frac {B d (a+b x)^2 \left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )}{2 (b c-a d)^2 i^3 (c+d x)^2}-\frac {d (a+b x)^2 \left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )^2}{2 (b c-a d)^2 i^3 (c+d x)^2}+\frac {b (a+b x) \left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )^2}{(b c-a d)^2 i^3 (c+d x)} \\ \end{align*}
Result contains higher order function than in optimal. Order 4 vs. order 3 in optimal.
Time = 0.23 (sec) , antiderivative size = 444, normalized size of antiderivative = 1.50 \[ \int \frac {\left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )^2}{(c i+d i x)^3} \, dx=\frac {-2 \left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )^2+\frac {B \left (2 (b c-a d)^2 \left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )+4 b (b c-a d) (c+d x) \left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )+4 b^2 (c+d x)^2 \log (a+b x) \left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )-4 b^2 (c+d x)^2 \left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right ) \log (c+d x)-4 b B (c+d x) (b c-a d+b (c+d x) \log (a+b x)-b (c+d x) \log (c+d x))-B \left ((b c-a d)^2+2 b (b c-a d) (c+d x)+2 b^2 (c+d x)^2 \log (a+b x)-2 b^2 (c+d x)^2 \log (c+d x)\right )-2 b^2 B (c+d x)^2 \left (\log (a+b x) \left (\log (a+b x)-2 \log \left (\frac {b (c+d x)}{b c-a d}\right )\right )-2 \operatorname {PolyLog}\left (2,\frac {d (a+b x)}{-b c+a d}\right )\right )+2 b^2 B (c+d x)^2 \left (\left (2 \log \left (\frac {d (a+b x)}{-b c+a d}\right )-\log (c+d x)\right ) \log (c+d x)+2 \operatorname {PolyLog}\left (2,\frac {b (c+d x)}{b c-a d}\right )\right )\right )}{(b c-a d)^2}}{4 d i^3 (c+d x)^2} \]
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Time = 0.97 (sec) , antiderivative size = 483, normalized size of antiderivative = 1.63
method | result | size |
norman | \(\frac {\frac {B b \left (2 A b c -B a d -2 B b c \right ) x \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right )}{i \left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right )}+\frac {B^{2} b^{2} c x \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right )^{2}}{i \left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right )}+\frac {\left (2 A^{2} a d -2 A^{2} b c -2 A B a d +4 A B b c +B^{2} a d -4 B^{2} b c \right ) x}{2 c i \left (a d -c b \right )}-\frac {B a \left (2 A a d -4 A b c -B a d +4 B b c \right ) \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right )}{2 i \left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right )}-\frac {B^{2} a \left (a d -2 c b \right ) \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right )^{2}}{2 i \left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right )}+\frac {\left (2 A^{2} a d -2 A^{2} b c -2 A B a d +6 A B b c +B^{2} a d -7 B^{2} b c \right ) d \,x^{2}}{4 c^{2} i \left (a d -c b \right )}+\frac {b^{2} d \,B^{2} x^{2} \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right )^{2}}{2 i \left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right )}+\frac {d B \,b^{2} \left (2 A -3 B \right ) x^{2} \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right )}{2 i \left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right )}}{i^{2} \left (d x +c \right )^{2}}\) | \(483\) |
parts | \(-\frac {A^{2}}{2 i^{3} \left (d x +c \right )^{2} d}-\frac {B^{2} d \left (\frac {\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2} \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2}}{2}-\frac {\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2} \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )}{2}+\frac {\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2}}{4}-\frac {b e \left (\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right ) \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2}-2 \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right ) \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )+\frac {2 \left (a d -c b \right ) e}{d \left (d x +c \right )}+\frac {2 b e}{d}\right )}{d}\right )}{i^{3} \left (a d -c b \right )^{2} e^{2}}-\frac {2 B A d \left (\frac {\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2} \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )}{2}-\frac {\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2}}{4}-\frac {b e \left (\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right ) \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )-\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}-\frac {b e}{d}\right )}{d}\right )}{i^{3} \left (a d -c b \right )^{2} e^{2}}\) | \(549\) |
parallelrisch | \(-\frac {-8 A B x \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right ) b^{3} c \,d^{4}-8 A B \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right ) a \,b^{2} c \,d^{4}-4 A^{2} a \,b^{2} c \,d^{4}-2 A B \,a^{2} b \,d^{5}-6 A B \,b^{3} c^{2} d^{3}-8 B^{2} a \,b^{2} c \,d^{4}+8 A B a \,b^{2} c \,d^{4}-4 A B \,x^{2} \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right ) b^{3} d^{5}-4 B^{2} x \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right )^{2} b^{3} c \,d^{4}+4 B^{2} x \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right ) a \,b^{2} d^{5}+8 B^{2} x \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right ) b^{3} c \,d^{4}-4 B^{2} \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right )^{2} a \,b^{2} c \,d^{4}+4 A B x a \,b^{2} d^{5}-4 A B x \,b^{3} c \,d^{4}+4 A B \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right ) a^{2} b \,d^{5}+8 B^{2} \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right ) a \,b^{2} c \,d^{4}-2 B^{2} x^{2} \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right )^{2} b^{3} d^{5}+6 B^{2} x^{2} \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right ) b^{3} d^{5}+2 B^{2} \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right )^{2} a^{2} b \,d^{5}-6 B^{2} x a \,b^{2} d^{5}+6 B^{2} x \,b^{3} c \,d^{4}-2 B^{2} \ln \left (\frac {e \left (b x +a \right )}{d x +c}\right ) a^{2} b \,d^{5}+2 A^{2} a^{2} b \,d^{5}+2 A^{2} b^{3} c^{2} d^{3}+B^{2} a^{2} b \,d^{5}+7 B^{2} b^{3} c^{2} d^{3}}{4 i^{3} \left (d x +c \right )^{2} \left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right ) b \,d^{4}}\) | \(574\) |
derivativedivides | \(-\frac {e \left (a d -c b \right ) \left (-\frac {d^{2} A^{2} b \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )}{\left (a d -c b \right )^{3} e^{2} i^{3}}+\frac {d^{3} A^{2} \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2}}{2 \left (a d -c b \right )^{3} e^{3} i^{3}}-\frac {2 d^{2} A B b \left (\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right ) \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )-\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}-\frac {b e}{d}\right )}{\left (a d -c b \right )^{3} e^{2} i^{3}}+\frac {2 d^{3} A B \left (\frac {\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2} \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )}{2}-\frac {\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2}}{4}\right )}{\left (a d -c b \right )^{3} e^{3} i^{3}}-\frac {d^{2} B^{2} b \left (\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right ) \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2}-2 \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right ) \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )+\frac {2 \left (a d -c b \right ) e}{d \left (d x +c \right )}+\frac {2 b e}{d}\right )}{\left (a d -c b \right )^{3} e^{2} i^{3}}+\frac {d^{3} B^{2} \left (\frac {\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2} \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2}}{2}-\frac {\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2} \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )}{2}+\frac {\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2}}{4}\right )}{\left (a d -c b \right )^{3} e^{3} i^{3}}\right )}{d^{2}}\) | \(688\) |
default | \(-\frac {e \left (a d -c b \right ) \left (-\frac {d^{2} A^{2} b \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )}{\left (a d -c b \right )^{3} e^{2} i^{3}}+\frac {d^{3} A^{2} \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2}}{2 \left (a d -c b \right )^{3} e^{3} i^{3}}-\frac {2 d^{2} A B b \left (\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right ) \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )-\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}-\frac {b e}{d}\right )}{\left (a d -c b \right )^{3} e^{2} i^{3}}+\frac {2 d^{3} A B \left (\frac {\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2} \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )}{2}-\frac {\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2}}{4}\right )}{\left (a d -c b \right )^{3} e^{3} i^{3}}-\frac {d^{2} B^{2} b \left (\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right ) \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2}-2 \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right ) \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )+\frac {2 \left (a d -c b \right ) e}{d \left (d x +c \right )}+\frac {2 b e}{d}\right )}{\left (a d -c b \right )^{3} e^{2} i^{3}}+\frac {d^{3} B^{2} \left (\frac {\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2} \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2}}{2}-\frac {\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2} \ln \left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )}{2}+\frac {\left (\frac {b e}{d}+\frac {\left (a d -c b \right ) e}{d \left (d x +c \right )}\right )^{2}}{4}\right )}{\left (a d -c b \right )^{3} e^{3} i^{3}}\right )}{d^{2}}\) | \(688\) |
risch | \(\text {Expression too large to display}\) | \(1158\) |
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Time = 0.31 (sec) , antiderivative size = 373, normalized size of antiderivative = 1.26 \[ \int \frac {\left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )^2}{(c i+d i x)^3} \, dx=-\frac {{\left (2 \, A^{2} - 6 \, A B + 7 \, B^{2}\right )} b^{2} c^{2} - 4 \, {\left (A^{2} - 2 \, A B + 2 \, B^{2}\right )} a b c d + {\left (2 \, A^{2} - 2 \, A B + B^{2}\right )} a^{2} d^{2} - 2 \, {\left (B^{2} b^{2} d^{2} x^{2} + 2 \, B^{2} b^{2} c d x + 2 \, B^{2} a b c d - B^{2} a^{2} d^{2}\right )} \log \left (\frac {b e x + a e}{d x + c}\right )^{2} - 2 \, {\left ({\left (2 \, A B - 3 \, B^{2}\right )} b^{2} c d - {\left (2 \, A B - 3 \, B^{2}\right )} a b d^{2}\right )} x - 2 \, {\left ({\left (2 \, A B - 3 \, B^{2}\right )} b^{2} d^{2} x^{2} + 4 \, {\left (A B - B^{2}\right )} a b c d - {\left (2 \, A B - B^{2}\right )} a^{2} d^{2} - 2 \, {\left (B^{2} a b d^{2} - 2 \, {\left (A B - B^{2}\right )} b^{2} c d\right )} x\right )} \log \left (\frac {b e x + a e}{d x + c}\right )}{4 \, {\left ({\left (b^{2} c^{2} d^{3} - 2 \, a b c d^{4} + a^{2} d^{5}\right )} i^{3} x^{2} + 2 \, {\left (b^{2} c^{3} d^{2} - 2 \, a b c^{2} d^{3} + a^{2} c d^{4}\right )} i^{3} x + {\left (b^{2} c^{4} d - 2 \, a b c^{3} d^{2} + a^{2} c^{2} d^{3}\right )} i^{3}\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 892 vs. \(2 (269) = 538\).
Time = 2.21 (sec) , antiderivative size = 892, normalized size of antiderivative = 3.01 \[ \int \frac {\left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )^2}{(c i+d i x)^3} \, dx=- \frac {B b^{2} \cdot \left (2 A - 3 B\right ) \log {\left (x + \frac {2 A B a b^{2} d + 2 A B b^{3} c - 3 B^{2} a b^{2} d - 3 B^{2} b^{3} c - \frac {B a^{3} b^{2} d^{3} \cdot \left (2 A - 3 B\right )}{\left (a d - b c\right )^{2}} + \frac {3 B a^{2} b^{3} c d^{2} \cdot \left (2 A - 3 B\right )}{\left (a d - b c\right )^{2}} - \frac {3 B a b^{4} c^{2} d \left (2 A - 3 B\right )}{\left (a d - b c\right )^{2}} + \frac {B b^{5} c^{3} \cdot \left (2 A - 3 B\right )}{\left (a d - b c\right )^{2}}}{4 A B b^{3} d - 6 B^{2} b^{3} d} \right )}}{2 d i^{3} \left (a d - b c\right )^{2}} + \frac {B b^{2} \cdot \left (2 A - 3 B\right ) \log {\left (x + \frac {2 A B a b^{2} d + 2 A B b^{3} c - 3 B^{2} a b^{2} d - 3 B^{2} b^{3} c + \frac {B a^{3} b^{2} d^{3} \cdot \left (2 A - 3 B\right )}{\left (a d - b c\right )^{2}} - \frac {3 B a^{2} b^{3} c d^{2} \cdot \left (2 A - 3 B\right )}{\left (a d - b c\right )^{2}} + \frac {3 B a b^{4} c^{2} d \left (2 A - 3 B\right )}{\left (a d - b c\right )^{2}} - \frac {B b^{5} c^{3} \cdot \left (2 A - 3 B\right )}{\left (a d - b c\right )^{2}}}{4 A B b^{3} d - 6 B^{2} b^{3} d} \right )}}{2 d i^{3} \left (a d - b c\right )^{2}} + \frac {\left (- B^{2} a^{2} d + 2 B^{2} a b c + 2 B^{2} b^{2} c x + B^{2} b^{2} d x^{2}\right ) \log {\left (\frac {e \left (a + b x\right )}{c + d x} \right )}^{2}}{2 a^{2} c^{2} d^{2} i^{3} + 4 a^{2} c d^{3} i^{3} x + 2 a^{2} d^{4} i^{3} x^{2} - 4 a b c^{3} d i^{3} - 8 a b c^{2} d^{2} i^{3} x - 4 a b c d^{3} i^{3} x^{2} + 2 b^{2} c^{4} i^{3} + 4 b^{2} c^{3} d i^{3} x + 2 b^{2} c^{2} d^{2} i^{3} x^{2}} + \frac {\left (- 2 A B a d + 2 A B b c + B^{2} a d - 3 B^{2} b c - 2 B^{2} b d x\right ) \log {\left (\frac {e \left (a + b x\right )}{c + d x} \right )}}{2 a c^{2} d^{2} i^{3} + 4 a c d^{3} i^{3} x + 2 a d^{4} i^{3} x^{2} - 2 b c^{3} d i^{3} - 4 b c^{2} d^{2} i^{3} x - 2 b c d^{3} i^{3} x^{2}} + \frac {- 2 A^{2} a d + 2 A^{2} b c + 2 A B a d - 6 A B b c - B^{2} a d + 7 B^{2} b c + x \left (- 4 A B b d + 6 B^{2} b d\right )}{4 a c^{2} d^{2} i^{3} - 4 b c^{3} d i^{3} + x^{2} \cdot \left (4 a d^{4} i^{3} - 4 b c d^{3} i^{3}\right ) + x \left (8 a c d^{3} i^{3} - 8 b c^{2} d^{2} i^{3}\right )} \]
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Leaf count of result is larger than twice the leaf count of optimal. 848 vs. \(2 (290) = 580\).
Time = 0.23 (sec) , antiderivative size = 848, normalized size of antiderivative = 2.86 \[ \int \frac {\left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )^2}{(c i+d i x)^3} \, dx=\frac {1}{4} \, {\left (2 \, {\left (\frac {2 \, b d x + 3 \, b c - a d}{{\left (b c d^{3} - a d^{4}\right )} i^{3} x^{2} + 2 \, {\left (b c^{2} d^{2} - a c d^{3}\right )} i^{3} x + {\left (b c^{3} d - a c^{2} d^{2}\right )} i^{3}} + \frac {2 \, b^{2} \log \left (b x + a\right )}{{\left (b^{2} c^{2} d - 2 \, a b c d^{2} + a^{2} d^{3}\right )} i^{3}} - \frac {2 \, b^{2} \log \left (d x + c\right )}{{\left (b^{2} c^{2} d - 2 \, a b c d^{2} + a^{2} d^{3}\right )} i^{3}}\right )} \log \left (\frac {b e x}{d x + c} + \frac {a e}{d x + c}\right ) - \frac {7 \, b^{2} c^{2} - 8 \, a b c d + a^{2} d^{2} + 2 \, {\left (b^{2} d^{2} x^{2} + 2 \, b^{2} c d x + b^{2} c^{2}\right )} \log \left (b x + a\right )^{2} + 2 \, {\left (b^{2} d^{2} x^{2} + 2 \, b^{2} c d x + b^{2} c^{2}\right )} \log \left (d x + c\right )^{2} + 6 \, {\left (b^{2} c d - a b d^{2}\right )} x + 6 \, {\left (b^{2} d^{2} x^{2} + 2 \, b^{2} c d x + b^{2} c^{2}\right )} \log \left (b x + a\right ) - 2 \, {\left (3 \, b^{2} d^{2} x^{2} + 6 \, b^{2} c d x + 3 \, b^{2} c^{2} + 2 \, {\left (b^{2} d^{2} x^{2} + 2 \, b^{2} c d x + b^{2} c^{2}\right )} \log \left (b x + a\right )\right )} \log \left (d x + c\right )}{b^{2} c^{4} d i^{3} - 2 \, a b c^{3} d^{2} i^{3} + a^{2} c^{2} d^{3} i^{3} + {\left (b^{2} c^{2} d^{3} i^{3} - 2 \, a b c d^{4} i^{3} + a^{2} d^{5} i^{3}\right )} x^{2} + 2 \, {\left (b^{2} c^{3} d^{2} i^{3} - 2 \, a b c^{2} d^{3} i^{3} + a^{2} c d^{4} i^{3}\right )} x}\right )} B^{2} + \frac {1}{2} \, A B {\left (\frac {2 \, b d x + 3 \, b c - a d}{{\left (b c d^{3} - a d^{4}\right )} i^{3} x^{2} + 2 \, {\left (b c^{2} d^{2} - a c d^{3}\right )} i^{3} x + {\left (b c^{3} d - a c^{2} d^{2}\right )} i^{3}} - \frac {2 \, \log \left (\frac {b e x}{d x + c} + \frac {a e}{d x + c}\right )}{d^{3} i^{3} x^{2} + 2 \, c d^{2} i^{3} x + c^{2} d i^{3}} + \frac {2 \, b^{2} \log \left (b x + a\right )}{{\left (b^{2} c^{2} d - 2 \, a b c d^{2} + a^{2} d^{3}\right )} i^{3}} - \frac {2 \, b^{2} \log \left (d x + c\right )}{{\left (b^{2} c^{2} d - 2 \, a b c d^{2} + a^{2} d^{3}\right )} i^{3}}\right )} - \frac {B^{2} \log \left (\frac {b e x}{d x + c} + \frac {a e}{d x + c}\right )^{2}}{2 \, {\left (d^{3} i^{3} x^{2} + 2 \, c d^{2} i^{3} x + c^{2} d i^{3}\right )}} - \frac {A^{2}}{2 \, {\left (d^{3} i^{3} x^{2} + 2 \, c d^{2} i^{3} x + c^{2} d i^{3}\right )}} \]
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Time = 0.44 (sec) , antiderivative size = 371, normalized size of antiderivative = 1.25 \[ \int \frac {\left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )^2}{(c i+d i x)^3} \, dx=\frac {1}{4} \, {\left (2 \, {\left (\frac {2 \, {\left (b e x + a e\right )} B^{2} b}{{\left (b c i^{3} - a d i^{3}\right )} {\left (d x + c\right )}} - \frac {{\left (b e x + a e\right )}^{2} B^{2} d}{{\left (b c e i^{3} - a d e i^{3}\right )} {\left (d x + c\right )}^{2}}\right )} \log \left (\frac {b e x + a e}{d x + c}\right )^{2} - 2 \, {\left (\frac {{\left (2 \, A B d - B^{2} d\right )} {\left (b e x + a e\right )}^{2}}{{\left (b c e i^{3} - a d e i^{3}\right )} {\left (d x + c\right )}^{2}} - \frac {4 \, {\left (A B b - B^{2} b\right )} {\left (b e x + a e\right )}}{{\left (b c i^{3} - a d i^{3}\right )} {\left (d x + c\right )}}\right )} \log \left (\frac {b e x + a e}{d x + c}\right ) - \frac {{\left (2 \, A^{2} d - 2 \, A B d + B^{2} d\right )} {\left (b e x + a e\right )}^{2}}{{\left (b c e i^{3} - a d e i^{3}\right )} {\left (d x + c\right )}^{2}} + \frac {4 \, {\left (A^{2} b - 2 \, A B b + 2 \, B^{2} b\right )} {\left (b e x + a e\right )}}{{\left (b c i^{3} - a d i^{3}\right )} {\left (d x + c\right )}}\right )} {\left (\frac {b c}{{\left (b c e - a d e\right )} {\left (b c - a d\right )}} - \frac {a d}{{\left (b c e - a d e\right )} {\left (b c - a d\right )}}\right )} \]
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Time = 2.88 (sec) , antiderivative size = 507, normalized size of antiderivative = 1.71 \[ \int \frac {\left (A+B \log \left (\frac {e (a+b x)}{c+d x}\right )\right )^2}{(c i+d i x)^3} \, dx=-\frac {\frac {2\,A^2\,a\,d-2\,A^2\,b\,c+B^2\,a\,d-7\,B^2\,b\,c-2\,A\,B\,a\,d+6\,A\,B\,b\,c}{2\,\left (a\,d-b\,c\right )}-\frac {x\,\left (3\,B^2\,b\,d-2\,A\,B\,b\,d\right )}{a\,d-b\,c}}{2\,c^2\,d\,i^3+4\,c\,d^2\,i^3\,x+2\,d^3\,i^3\,x^2}-{\ln \left (\frac {e\,\left (a+b\,x\right )}{c+d\,x}\right )}^2\,\left (\frac {B^2}{2\,d^2\,i^3\,\left (2\,c\,x+d\,x^2+\frac {c^2}{d}\right )}-\frac {B^2\,b^2}{2\,d\,i^3\,\left (a^2\,d^2-2\,a\,b\,c\,d+b^2\,c^2\right )}\right )-\frac {\ln \left (\frac {e\,\left (a+b\,x\right )}{c+d\,x}\right )\,\left (\frac {A\,B}{b\,d^2\,i^3}+\frac {B^2\,x\,\left (a\,d-b\,c\right )}{d\,i^3\,\left (a^2\,d^2-2\,a\,b\,c\,d+b^2\,c^2\right )}-\frac {B^2\,b^2\,\left (\frac {a^2\,d^2-3\,a\,b\,c\,d+2\,b^2\,c^2}{2\,b^3\,d}-\frac {c\,\left (a\,d-b\,c\right )}{2\,b^2\,d}\right )}{d\,i^3\,\left (a^2\,d^2-2\,a\,b\,c\,d+b^2\,c^2\right )}\right )}{\frac {d\,x^2}{b}+\frac {c^2}{b\,d}+\frac {2\,c\,x}{b}}+\frac {B\,b^2\,\mathrm {atan}\left (\frac {B\,b^2\,\left (2\,b\,d\,x+\frac {a^2\,d^3\,i^3-b^2\,c^2\,d\,i^3}{d\,i^3\,\left (a\,d-b\,c\right )}\right )\,\left (2\,A-3\,B\right )\,1{}\mathrm {i}}{\left (a\,d-b\,c\right )\,\left (3\,B^2\,b^2-2\,A\,B\,b^2\right )}\right )\,\left (2\,A-3\,B\right )\,1{}\mathrm {i}}{d\,i^3\,{\left (a\,d-b\,c\right )}^2} \]
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