Integrand size = 44, antiderivative size = 245 \[ \int \frac {b^6+a^6 x^6}{\sqrt {b^2 x+a^2 x^3} \left (-b^6+a^6 x^6\right )} \, dx=-\frac {2 \arctan \left (\frac {\sqrt {a} \sqrt {b} \sqrt {b^2 x+a^2 x^3}}{b^2+a^2 x^2}\right )}{3 \sqrt {a} \sqrt {b}}-\frac {\arctan \left (\frac {\sqrt {2} \sqrt {a} \sqrt {b} \sqrt {b^2 x+a^2 x^3}}{b^2+a^2 x^2}\right )}{3 \sqrt {2} \sqrt {a} \sqrt {b}}-\frac {2 \text {arctanh}\left (\frac {\sqrt {a} \sqrt {b} \sqrt {b^2 x+a^2 x^3}}{b^2+a^2 x^2}\right )}{3 \sqrt {a} \sqrt {b}}-\frac {\text {arctanh}\left (\frac {\sqrt {2} \sqrt {a} \sqrt {b} \sqrt {b^2 x+a^2 x^3}}{b^2+a^2 x^2}\right )}{3 \sqrt {2} \sqrt {a} \sqrt {b}} \]
[Out]
Result contains higher order function than in optimal. Order 4 vs. order 3 in optimal.
Time = 5.11 (sec) , antiderivative size = 956, normalized size of antiderivative = 3.90, number of steps used = 185, number of rules used = 21, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.477, Rules used = {2081, 1600, 6847, 6857, 1743, 1223, 1212, 226, 1210, 1225, 1713, 214, 1262, 749, 858, 223, 212, 739, 211, 1231, 1721} \[ \int \frac {b^6+a^6 x^6}{\sqrt {b^2 x+a^2 x^3} \left (-b^6+a^6 x^6\right )} \, dx=-\frac {2 \sqrt {x} \sqrt {b^2+a^2 x^2} \arctan \left (\frac {\sqrt {-a} \sqrt {b} \sqrt {x}}{\sqrt {b^2+a^2 x^2}}\right )}{3 \sqrt {-a} \sqrt {b} \sqrt {a^2 x^3+b^2 x}}-\frac {2 \sqrt {x} \sqrt {b^2+a^2 x^2} \arctan \left (\frac {\sqrt {a} \sqrt {b} \sqrt {x}}{\sqrt {b^2+a^2 x^2}}\right )}{3 \sqrt {a} \sqrt {b} \sqrt {a^2 x^3+b^2 x}}-\frac {\sqrt {x} \sqrt {b^2+a^2 x^2} \arctan \left (\frac {\sqrt {2} \sqrt {a} \sqrt {b} \sqrt {x}}{\sqrt {b^2+a^2 x^2}}\right )}{3 \sqrt {2} \sqrt {a} \sqrt {b} \sqrt {a^2 x^3+b^2 x}}-\frac {\sqrt {x} \sqrt {b^2+a^2 x^2} \text {arctanh}\left (\frac {\sqrt {2} \sqrt {a} \sqrt {b} \sqrt {x}}{\sqrt {b^2+a^2 x^2}}\right )}{3 \sqrt {2} \sqrt {a} \sqrt {b} \sqrt {a^2 x^3+b^2 x}}+\frac {\left (3+i \sqrt {3}\right ) \sqrt {x} (b+a x) \sqrt {\frac {b^2+a^2 x^2}{(b+a x)^2}} \operatorname {EllipticF}\left (2 \arctan \left (\frac {\sqrt {a} \sqrt {x}}{\sqrt {b}}\right ),\frac {1}{2}\right )}{6 \sqrt {a} \sqrt {b} \sqrt {a^2 x^3+b^2 x}}-\frac {\left (1+i \sqrt {3}\right ) \sqrt {x} (b+a x) \sqrt {\frac {b^2+a^2 x^2}{(b+a x)^2}} \operatorname {EllipticF}\left (2 \arctan \left (\frac {\sqrt {a} \sqrt {x}}{\sqrt {b}}\right ),\frac {1}{2}\right )}{3 \sqrt {a} \sqrt {b} \sqrt {a^2 x^3+b^2 x}}+\frac {\left (3-i \sqrt {3}\right ) \sqrt {x} (b+a x) \sqrt {\frac {b^2+a^2 x^2}{(b+a x)^2}} \operatorname {EllipticF}\left (2 \arctan \left (\frac {\sqrt {a} \sqrt {x}}{\sqrt {b}}\right ),\frac {1}{2}\right )}{6 \sqrt {a} \sqrt {b} \sqrt {a^2 x^3+b^2 x}}-\frac {\left (1-i \sqrt {3}\right ) \sqrt {x} (b+a x) \sqrt {\frac {b^2+a^2 x^2}{(b+a x)^2}} \operatorname {EllipticF}\left (2 \arctan \left (\frac {\sqrt {a} \sqrt {x}}{\sqrt {b}}\right ),\frac {1}{2}\right )}{3 \sqrt {a} \sqrt {b} \sqrt {a^2 x^3+b^2 x}}-\frac {\left (i-\sqrt {3}\right ) \sqrt {x} (b+a x) \sqrt {\frac {b^2+a^2 x^2}{(b+a x)^2}} \operatorname {EllipticF}\left (2 \arctan \left (\frac {\sqrt {a} \sqrt {x}}{\sqrt {b}}\right ),\frac {1}{2}\right )}{3 \left (3 i-\sqrt {3}\right ) \sqrt {a} \sqrt {b} \sqrt {a^2 x^3+b^2 x}}-\frac {\sqrt {x} (b+a x) \sqrt {\frac {b^2+a^2 x^2}{(b+a x)^2}} \operatorname {EllipticF}\left (2 \arctan \left (\frac {\sqrt {a} \sqrt {x}}{\sqrt {b}}\right ),\frac {1}{2}\right )}{3 \left (1+\sqrt [3]{-1}\right ) \sqrt {a} \sqrt {b} \sqrt {a^2 x^3+b^2 x}} \]
[In]
[Out]
Rule 211
Rule 212
Rule 214
Rule 223
Rule 226
Rule 739
Rule 749
Rule 858
Rule 1210
Rule 1212
Rule 1223
Rule 1225
Rule 1231
Rule 1262
Rule 1600
Rule 1713
Rule 1721
Rule 1743
Rule 2081
Rule 6847
Rule 6857
Rubi steps \begin{align*} \text {integral}& = \frac {\left (\sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \int \frac {b^6+a^6 x^6}{\sqrt {x} \sqrt {b^2+a^2 x^2} \left (-b^6+a^6 x^6\right )} \, dx}{\sqrt {b^2 x+a^2 x^3}} \\ & = \frac {\left (\sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \int \frac {\sqrt {b^2+a^2 x^2} \left (b^4-a^2 b^2 x^2+a^4 x^4\right )}{\sqrt {x} \left (-b^6+a^6 x^6\right )} \, dx}{\sqrt {b^2 x+a^2 x^3}} \\ & = \frac {\left (2 \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4} \left (b^4-a^2 b^2 x^4+a^4 x^8\right )}{-b^6+a^6 x^{12}} \, dx,x,\sqrt {x}\right )}{\sqrt {b^2 x+a^2 x^3}} \\ & = \frac {\left (2 \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \left (-\frac {\sqrt {b^2+a^2 x^4}}{12 b^{3/2} \left (\sqrt {b}-\sqrt {a} x\right )}-\frac {\sqrt {b^2+a^2 x^4}}{12 b^{3/2} \left (\sqrt {b}-i \sqrt {a} x\right )}-\frac {\sqrt {b^2+a^2 x^4}}{12 b^{3/2} \left (\sqrt {b}+i \sqrt {a} x\right )}-\frac {\sqrt {b^2+a^2 x^4}}{12 b^{3/2} \left (\sqrt {b}+\sqrt {a} x\right )}-\frac {\left (b^{9/2}+\sqrt [3]{-1} b^{9/2}+(-1)^{2/3} b^{9/2}\right ) \sqrt {b^2+a^2 x^4}}{12 b^6 \left (\sqrt {b}-\sqrt [6]{-1} \sqrt {a} x\right )}-\frac {\left (b^{9/2}+\sqrt [3]{-1} b^{9/2}+(-1)^{2/3} b^{9/2}\right ) \sqrt {b^2+a^2 x^4}}{12 b^6 \left (\sqrt {b}+\sqrt [6]{-1} \sqrt {a} x\right )}-\frac {\left (b^{9/2}-\sqrt [3]{-1} b^{9/2}-(-1)^{2/3} b^{9/2}\right ) \sqrt {b^2+a^2 x^4}}{12 b^6 \left (\sqrt {b}-\sqrt [3]{-1} \sqrt {a} x\right )}-\frac {\left (b^{9/2}-\sqrt [3]{-1} b^{9/2}-(-1)^{2/3} b^{9/2}\right ) \sqrt {b^2+a^2 x^4}}{12 b^6 \left (\sqrt {b}+\sqrt [3]{-1} \sqrt {a} x\right )}-\frac {\left (b^{9/2}+\sqrt [3]{-1} b^{9/2}+(-1)^{2/3} b^{9/2}\right ) \sqrt {b^2+a^2 x^4}}{12 b^6 \left (\sqrt {b}-(-1)^{2/3} \sqrt {a} x\right )}-\frac {\left (b^{9/2}+\sqrt [3]{-1} b^{9/2}+(-1)^{2/3} b^{9/2}\right ) \sqrt {b^2+a^2 x^4}}{12 b^6 \left (\sqrt {b}+(-1)^{2/3} \sqrt {a} x\right )}-\frac {\left (b^{9/2}-\sqrt [3]{-1} b^{9/2}-(-1)^{2/3} b^{9/2}\right ) \sqrt {b^2+a^2 x^4}}{12 b^6 \left (\sqrt {b}-(-1)^{5/6} \sqrt {a} x\right )}-\frac {\left (b^{9/2}-\sqrt [3]{-1} b^{9/2}-(-1)^{2/3} b^{9/2}\right ) \sqrt {b^2+a^2 x^4}}{12 b^6 \left (\sqrt {b}+(-1)^{5/6} \sqrt {a} x\right )}\right ) \, dx,x,\sqrt {x}\right )}{\sqrt {b^2 x+a^2 x^3}} \\ & = -\frac {\left (\sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{\sqrt {b}-\sqrt {a} x} \, dx,x,\sqrt {x}\right )}{6 b^{3/2} \sqrt {b^2 x+a^2 x^3}}-\frac {\left (\sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{\sqrt {b}-i \sqrt {a} x} \, dx,x,\sqrt {x}\right )}{6 b^{3/2} \sqrt {b^2 x+a^2 x^3}}-\frac {\left (\sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{\sqrt {b}+i \sqrt {a} x} \, dx,x,\sqrt {x}\right )}{6 b^{3/2} \sqrt {b^2 x+a^2 x^3}}-\frac {\left (\sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{\sqrt {b}+\sqrt {a} x} \, dx,x,\sqrt {x}\right )}{6 b^{3/2} \sqrt {b^2 x+a^2 x^3}}-\frac {\left (\left (1-i \sqrt {3}\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{\sqrt {b}-\sqrt [3]{-1} \sqrt {a} x} \, dx,x,\sqrt {x}\right )}{6 b^{3/2} \sqrt {b^2 x+a^2 x^3}}-\frac {\left (\left (1-i \sqrt {3}\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{\sqrt {b}+\sqrt [3]{-1} \sqrt {a} x} \, dx,x,\sqrt {x}\right )}{6 b^{3/2} \sqrt {b^2 x+a^2 x^3}}-\frac {\left (\left (1-i \sqrt {3}\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{\sqrt {b}-(-1)^{5/6} \sqrt {a} x} \, dx,x,\sqrt {x}\right )}{6 b^{3/2} \sqrt {b^2 x+a^2 x^3}}-\frac {\left (\left (1-i \sqrt {3}\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{\sqrt {b}+(-1)^{5/6} \sqrt {a} x} \, dx,x,\sqrt {x}\right )}{6 b^{3/2} \sqrt {b^2 x+a^2 x^3}}-\frac {\left (\left (1+i \sqrt {3}\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{\sqrt {b}-\sqrt [6]{-1} \sqrt {a} x} \, dx,x,\sqrt {x}\right )}{6 b^{3/2} \sqrt {b^2 x+a^2 x^3}}-\frac {\left (\left (1+i \sqrt {3}\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{\sqrt {b}+\sqrt [6]{-1} \sqrt {a} x} \, dx,x,\sqrt {x}\right )}{6 b^{3/2} \sqrt {b^2 x+a^2 x^3}}-\frac {\left (\left (1+i \sqrt {3}\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{\sqrt {b}-(-1)^{2/3} \sqrt {a} x} \, dx,x,\sqrt {x}\right )}{6 b^{3/2} \sqrt {b^2 x+a^2 x^3}}-\frac {\left (\left (1+i \sqrt {3}\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{\sqrt {b}+(-1)^{2/3} \sqrt {a} x} \, dx,x,\sqrt {x}\right )}{6 b^{3/2} \sqrt {b^2 x+a^2 x^3}} \\ & = -2 \frac {\left (\sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{b-a x^2} \, dx,x,\sqrt {x}\right )}{6 b \sqrt {b^2 x+a^2 x^3}}-2 \frac {\left (\sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{b+a x^2} \, dx,x,\sqrt {x}\right )}{6 b \sqrt {b^2 x+a^2 x^3}}-2 \frac {\left (\left (1-i \sqrt {3}\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{b-(-1)^{2/3} a x^2} \, dx,x,\sqrt {x}\right )}{6 b \sqrt {b^2 x+a^2 x^3}}-2 \frac {\left (\left (1-i \sqrt {3}\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{b+(-1)^{2/3} a x^2} \, dx,x,\sqrt {x}\right )}{6 b \sqrt {b^2 x+a^2 x^3}}-2 \frac {\left (\left (1+i \sqrt {3}\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{b-\sqrt [3]{-1} a x^2} \, dx,x,\sqrt {x}\right )}{6 b \sqrt {b^2 x+a^2 x^3}}-2 \frac {\left (\left (1+i \sqrt {3}\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {\sqrt {b^2+a^2 x^4}}{b+\sqrt [3]{-1} a x^2} \, dx,x,\sqrt {x}\right )}{6 b \sqrt {b^2 x+a^2 x^3}} \\ & = -2 \left (-\frac {\left (\sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {a^2 b+a^3 x^2}{\sqrt {b^2+a^2 x^4}} \, dx,x,\sqrt {x}\right )}{6 a^2 b \sqrt {b^2 x+a^2 x^3}}+\frac {\left (b \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {1}{\left (b-a x^2\right ) \sqrt {b^2+a^2 x^4}} \, dx,x,\sqrt {x}\right )}{3 \sqrt {b^2 x+a^2 x^3}}\right )-2 \left (-\frac {\left (\sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {a^2 b-a^3 x^2}{\sqrt {b^2+a^2 x^4}} \, dx,x,\sqrt {x}\right )}{6 a^2 b \sqrt {b^2 x+a^2 x^3}}+\frac {\left (b \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {1}{\left (b+a x^2\right ) \sqrt {b^2+a^2 x^4}} \, dx,x,\sqrt {x}\right )}{3 \sqrt {b^2 x+a^2 x^3}}\right )-2 \left (-\frac {\left ((-1)^{2/3} \left (1-i \sqrt {3}\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {a^2 b+(-1)^{2/3} a^3 x^2}{\sqrt {b^2+a^2 x^4}} \, dx,x,\sqrt {x}\right )}{6 a^2 b \sqrt {b^2 x+a^2 x^3}}+\frac {\left (\left (1+(-1)^{2/3}\right ) \left (1-i \sqrt {3}\right ) b \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {1}{\left (b-(-1)^{2/3} a x^2\right ) \sqrt {b^2+a^2 x^4}} \, dx,x,\sqrt {x}\right )}{6 \sqrt {b^2 x+a^2 x^3}}\right )-2 \left (-\frac {\left ((-1)^{2/3} \left (1-i \sqrt {3}\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {a^2 b-(-1)^{2/3} a^3 x^2}{\sqrt {b^2+a^2 x^4}} \, dx,x,\sqrt {x}\right )}{6 a^2 b \sqrt {b^2 x+a^2 x^3}}+\frac {\left (\left (1+(-1)^{2/3}\right ) \left (1-i \sqrt {3}\right ) b \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {1}{\left (b+(-1)^{2/3} a x^2\right ) \sqrt {b^2+a^2 x^4}} \, dx,x,\sqrt {x}\right )}{6 \sqrt {b^2 x+a^2 x^3}}\right )-2 \left (\frac {\left (\sqrt [3]{-1} \left (1+i \sqrt {3}\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {a^2 b+\sqrt [3]{-1} a^3 x^2}{\sqrt {b^2+a^2 x^4}} \, dx,x,\sqrt {x}\right )}{6 a^2 b \sqrt {b^2 x+a^2 x^3}}-\frac {\left (\sqrt [3]{-1} \left (1+i \sqrt {3}\right ) \left (a^2 b^2+(-1)^{2/3} a^2 b^2\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {1}{\left (b-\sqrt [3]{-1} a x^2\right ) \sqrt {b^2+a^2 x^4}} \, dx,x,\sqrt {x}\right )}{6 a^2 b \sqrt {b^2 x+a^2 x^3}}\right )-2 \left (\frac {\left (\sqrt [3]{-1} \left (1+i \sqrt {3}\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {a^2 b-\sqrt [3]{-1} a^3 x^2}{\sqrt {b^2+a^2 x^4}} \, dx,x,\sqrt {x}\right )}{6 a^2 b \sqrt {b^2 x+a^2 x^3}}-\frac {\left (\sqrt [3]{-1} \left (1+i \sqrt {3}\right ) \left (a^2 b^2+(-1)^{2/3} a^2 b^2\right ) \sqrt {x} \sqrt {b^2+a^2 x^2}\right ) \text {Subst}\left (\int \frac {1}{\left (b+\sqrt [3]{-1} a x^2\right ) \sqrt {b^2+a^2 x^4}} \, dx,x,\sqrt {x}\right )}{6 a^2 b \sqrt {b^2 x+a^2 x^3}}\right ) \\ & = \text {Too large to display} \\ \end{align*}
Time = 0.82 (sec) , antiderivative size = 206, normalized size of antiderivative = 0.84 \[ \int \frac {b^6+a^6 x^6}{\sqrt {b^2 x+a^2 x^3} \left (-b^6+a^6 x^6\right )} \, dx=-\frac {\sqrt {x} \sqrt {b^2+a^2 x^2} \left (4 \arctan \left (\frac {\sqrt {a} \sqrt {b} \sqrt {x}}{\sqrt {b^2+a^2 x^2}}\right )+\sqrt {2} \arctan \left (\frac {\sqrt {2} \sqrt {a} \sqrt {b} \sqrt {x}}{\sqrt {b^2+a^2 x^2}}\right )+4 \text {arctanh}\left (\frac {\sqrt {a} \sqrt {b} \sqrt {x}}{\sqrt {b^2+a^2 x^2}}\right )+\sqrt {2} \text {arctanh}\left (\frac {\sqrt {2} \sqrt {a} \sqrt {b} \sqrt {x}}{\sqrt {b^2+a^2 x^2}}\right )\right )}{6 \sqrt {a} \sqrt {b} \sqrt {x \left (b^2+a^2 x^2\right )}} \]
[In]
[Out]
Time = 1.03 (sec) , antiderivative size = 130, normalized size of antiderivative = 0.53
method | result | size |
default | \(\frac {\sqrt {2}\, \arctan \left (\frac {\sqrt {x \left (a^{2} x^{2}+b^{2}\right )}\, \sqrt {2}}{2 x \sqrt {a b}}\right )-\sqrt {2}\, \operatorname {arctanh}\left (\frac {\sqrt {x \left (a^{2} x^{2}+b^{2}\right )}\, \sqrt {2}}{2 x \sqrt {a b}}\right )+4 \arctan \left (\frac {\sqrt {x \left (a^{2} x^{2}+b^{2}\right )}}{x \sqrt {a b}}\right )-4 \,\operatorname {arctanh}\left (\frac {\sqrt {x \left (a^{2} x^{2}+b^{2}\right )}}{x \sqrt {a b}}\right )}{6 \sqrt {a b}}\) | \(130\) |
pseudoelliptic | \(\frac {\sqrt {2}\, \arctan \left (\frac {\sqrt {x \left (a^{2} x^{2}+b^{2}\right )}\, \sqrt {2}}{2 x \sqrt {a b}}\right )-\sqrt {2}\, \operatorname {arctanh}\left (\frac {\sqrt {x \left (a^{2} x^{2}+b^{2}\right )}\, \sqrt {2}}{2 x \sqrt {a b}}\right )+4 \arctan \left (\frac {\sqrt {x \left (a^{2} x^{2}+b^{2}\right )}}{x \sqrt {a b}}\right )-4 \,\operatorname {arctanh}\left (\frac {\sqrt {x \left (a^{2} x^{2}+b^{2}\right )}}{x \sqrt {a b}}\right )}{6 \sqrt {a b}}\) | \(130\) |
elliptic | \(\text {Expression too large to display}\) | \(1660\) |
[In]
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Leaf count of result is larger than twice the leaf count of optimal. 417 vs. \(2 (189) = 378\).
Time = 0.37 (sec) , antiderivative size = 828, normalized size of antiderivative = 3.38 \[ \int \frac {b^6+a^6 x^6}{\sqrt {b^2 x+a^2 x^3} \left (-b^6+a^6 x^6\right )} \, dx=\left [-\frac {2 \, \sqrt {2} a b \sqrt {\frac {1}{a b}} \arctan \left (\frac {2 \, \sqrt {2} \sqrt {a^{2} x^{3} + b^{2} x} a b \sqrt {\frac {1}{a b}}}{a^{2} x^{2} - 2 \, a b x + b^{2}}\right ) - \sqrt {2} a b \sqrt {\frac {1}{a b}} \log \left (\frac {a^{4} x^{4} + 12 \, a^{3} b x^{3} + 6 \, a^{2} b^{2} x^{2} + 12 \, a b^{3} x + b^{4} - 4 \, \sqrt {2} {\left (a^{3} b x^{2} + 2 \, a^{2} b^{2} x + a b^{3}\right )} \sqrt {a^{2} x^{3} + b^{2} x} \sqrt {\frac {1}{a b}}}{a^{4} x^{4} - 4 \, a^{3} b x^{3} + 6 \, a^{2} b^{2} x^{2} - 4 \, a b^{3} x + b^{4}}\right ) - 8 \, \sqrt {a b} \arctan \left (\frac {\sqrt {a^{2} x^{3} + b^{2} x} {\left (a^{2} x^{2} - a b x + b^{2}\right )} \sqrt {a b}}{2 \, {\left (a^{3} b x^{3} + a b^{3} x\right )}}\right ) - 4 \, \sqrt {a b} \log \left (\frac {a^{4} x^{4} + 6 \, a^{3} b x^{3} + 3 \, a^{2} b^{2} x^{2} + 6 \, a b^{3} x + b^{4} - 4 \, \sqrt {a^{2} x^{3} + b^{2} x} {\left (a^{2} x^{2} + a b x + b^{2}\right )} \sqrt {a b}}{a^{4} x^{4} - 2 \, a^{3} b x^{3} + 3 \, a^{2} b^{2} x^{2} - 2 \, a b^{3} x + b^{4}}\right )}{24 \, a b}, \frac {2 \, \sqrt {2} a b \sqrt {-\frac {1}{a b}} \arctan \left (\frac {2 \, \sqrt {2} \sqrt {a^{2} x^{3} + b^{2} x} a b \sqrt {-\frac {1}{a b}}}{a^{2} x^{2} + 2 \, a b x + b^{2}}\right ) + \sqrt {2} a b \sqrt {-\frac {1}{a b}} \log \left (\frac {a^{4} x^{4} - 12 \, a^{3} b x^{3} + 6 \, a^{2} b^{2} x^{2} - 12 \, a b^{3} x + b^{4} + 4 \, \sqrt {2} {\left (a^{3} b x^{2} - 2 \, a^{2} b^{2} x + a b^{3}\right )} \sqrt {a^{2} x^{3} + b^{2} x} \sqrt {-\frac {1}{a b}}}{a^{4} x^{4} + 4 \, a^{3} b x^{3} + 6 \, a^{2} b^{2} x^{2} + 4 \, a b^{3} x + b^{4}}\right ) + 8 \, \sqrt {-a b} \arctan \left (\frac {\sqrt {a^{2} x^{3} + b^{2} x} {\left (a^{2} x^{2} + a b x + b^{2}\right )} \sqrt {-a b}}{2 \, {\left (a^{3} b x^{3} + a b^{3} x\right )}}\right ) - 4 \, \sqrt {-a b} \log \left (\frac {a^{4} x^{4} - 6 \, a^{3} b x^{3} + 3 \, a^{2} b^{2} x^{2} - 6 \, a b^{3} x + b^{4} - 4 \, \sqrt {a^{2} x^{3} + b^{2} x} {\left (a^{2} x^{2} - a b x + b^{2}\right )} \sqrt {-a b}}{a^{4} x^{4} + 2 \, a^{3} b x^{3} + 3 \, a^{2} b^{2} x^{2} + 2 \, a b^{3} x + b^{4}}\right )}{24 \, a b}\right ] \]
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\[ \int \frac {b^6+a^6 x^6}{\sqrt {b^2 x+a^2 x^3} \left (-b^6+a^6 x^6\right )} \, dx=\int \frac {\left (a^{2} x^{2} + b^{2}\right ) \left (a^{4} x^{4} - a^{2} b^{2} x^{2} + b^{4}\right )}{\sqrt {x \left (a^{2} x^{2} + b^{2}\right )} \left (a x - b\right ) \left (a x + b\right ) \left (a^{2} x^{2} - a b x + b^{2}\right ) \left (a^{2} x^{2} + a b x + b^{2}\right )}\, dx \]
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\[ \int \frac {b^6+a^6 x^6}{\sqrt {b^2 x+a^2 x^3} \left (-b^6+a^6 x^6\right )} \, dx=\int { \frac {a^{6} x^{6} + b^{6}}{{\left (a^{6} x^{6} - b^{6}\right )} \sqrt {a^{2} x^{3} + b^{2} x}} \,d x } \]
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\[ \int \frac {b^6+a^6 x^6}{\sqrt {b^2 x+a^2 x^3} \left (-b^6+a^6 x^6\right )} \, dx=\int { \frac {a^{6} x^{6} + b^{6}}{{\left (a^{6} x^{6} - b^{6}\right )} \sqrt {a^{2} x^{3} + b^{2} x}} \,d x } \]
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Timed out. \[ \int \frac {b^6+a^6 x^6}{\sqrt {b^2 x+a^2 x^3} \left (-b^6+a^6 x^6\right )} \, dx=\text {Hanged} \]
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