Integrand size = 44, antiderivative size = 180 \[ \int \frac {x \left (-a b+x^2\right )}{\left (x^2 (-a+x) (-b+x)\right )^{2/3} \left (a b-(a+b+d) x+x^2\right )} \, dx=\frac {\sqrt {3} \arctan \left (\frac {\sqrt {3} \sqrt [3]{d} x}{\sqrt [3]{d} x+2 \sqrt [3]{a b x^2+(-a-b) x^3+x^4}}\right )}{d^{2/3}}+\frac {\log \left (-\sqrt [3]{d} x+\sqrt [3]{a b x^2+(-a-b) x^3+x^4}\right )}{d^{2/3}}-\frac {\log \left (d^{2/3} x^2+\sqrt [3]{d} x \sqrt [3]{a b x^2+(-a-b) x^3+x^4}+\left (a b x^2+(-a-b) x^3+x^4\right )^{2/3}\right )}{2 d^{2/3}} \]
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\[ \int \frac {x \left (-a b+x^2\right )}{\left (x^2 (-a+x) (-b+x)\right )^{2/3} \left (a b-(a+b+d) x+x^2\right )} \, dx=\int \frac {x \left (-a b+x^2\right )}{\left (x^2 (-a+x) (-b+x)\right )^{2/3} \left (a b-(a+b+d) x+x^2\right )} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \frac {\left (x^{4/3} (-a+x)^{2/3} (-b+x)^{2/3}\right ) \int \frac {-a b+x^2}{\sqrt [3]{x} (-a+x)^{2/3} (-b+x)^{2/3} \left (a b-(a+b+d) x+x^2\right )} \, dx}{\left (x^2 (-a+x) (-b+x)\right )^{2/3}} \\ & = \frac {\left (x^{4/3} (-a+x)^{2/3} (-b+x)^{2/3}\right ) \int \left (\frac {1}{\sqrt [3]{x} (-a+x)^{2/3} (-b+x)^{2/3}}-\frac {2 a b-(a+b+d) x}{\sqrt [3]{x} (-a+x)^{2/3} (-b+x)^{2/3} \left (a b+(-a-b-d) x+x^2\right )}\right ) \, dx}{\left (x^2 (-a+x) (-b+x)\right )^{2/3}} \\ & = \frac {\left (x^{4/3} (-a+x)^{2/3} (-b+x)^{2/3}\right ) \int \frac {1}{\sqrt [3]{x} (-a+x)^{2/3} (-b+x)^{2/3}} \, dx}{\left (x^2 (-a+x) (-b+x)\right )^{2/3}}-\frac {\left (x^{4/3} (-a+x)^{2/3} (-b+x)^{2/3}\right ) \int \frac {2 a b-(a+b+d) x}{\sqrt [3]{x} (-a+x)^{2/3} (-b+x)^{2/3} \left (a b+(-a-b-d) x+x^2\right )} \, dx}{\left (x^2 (-a+x) (-b+x)\right )^{2/3}} \\ & = -\frac {\left (x^{4/3} (-a+x)^{2/3} (-b+x)^{2/3}\right ) \int \left (\frac {-a-b-d-\sqrt {a^2-2 a b+b^2+2 a d+2 b d+d^2}}{\sqrt [3]{x} (-a+x)^{2/3} (-b+x)^{2/3} \left (-a-b-d-\sqrt {a^2-2 a b+b^2+2 a d+2 b d+d^2}+2 x\right )}+\frac {-a-b-d+\sqrt {a^2-2 a b+b^2+2 a d+2 b d+d^2}}{\sqrt [3]{x} (-a+x)^{2/3} (-b+x)^{2/3} \left (-a-b-d+\sqrt {a^2-2 a b+b^2+2 a d+2 b d+d^2}+2 x\right )}\right ) \, dx}{\left (x^2 (-a+x) (-b+x)\right )^{2/3}}+\frac {\left (x^{4/3} (-b+x)^{2/3} \left (1-\frac {x}{a}\right )^{2/3}\right ) \int \frac {1}{\sqrt [3]{x} (-b+x)^{2/3} \left (1-\frac {x}{a}\right )^{2/3}} \, dx}{\left (x^2 (-a+x) (-b+x)\right )^{2/3}} \\ & = -\frac {\left (\left (-a-b-d-\sqrt {a^2-2 a (b-d)+(b+d)^2}\right ) x^{4/3} (-a+x)^{2/3} (-b+x)^{2/3}\right ) \int \frac {1}{\sqrt [3]{x} (-a+x)^{2/3} (-b+x)^{2/3} \left (-a-b-d-\sqrt {a^2-2 a b+b^2+2 a d+2 b d+d^2}+2 x\right )} \, dx}{\left (x^2 (-a+x) (-b+x)\right )^{2/3}}-\frac {\left (\left (-a-b-d+\sqrt {a^2-2 a (b-d)+(b+d)^2}\right ) x^{4/3} (-a+x)^{2/3} (-b+x)^{2/3}\right ) \int \frac {1}{\sqrt [3]{x} (-a+x)^{2/3} (-b+x)^{2/3} \left (-a-b-d+\sqrt {a^2-2 a b+b^2+2 a d+2 b d+d^2}+2 x\right )} \, dx}{\left (x^2 (-a+x) (-b+x)\right )^{2/3}}+\frac {\left (x^{4/3} \left (1-\frac {x}{a}\right )^{2/3} \left (1-\frac {x}{b}\right )^{2/3}\right ) \int \frac {1}{\sqrt [3]{x} \left (1-\frac {x}{a}\right )^{2/3} \left (1-\frac {x}{b}\right )^{2/3}} \, dx}{\left (x^2 (-a+x) (-b+x)\right )^{2/3}} \\ & = \frac {3 x^2 \left (1-\frac {x}{a}\right )^{2/3} \left (1-\frac {x}{b}\right )^{2/3} \operatorname {AppellF1}\left (\frac {2}{3},\frac {2}{3},\frac {2}{3},\frac {5}{3},\frac {x}{a},\frac {x}{b}\right )}{2 \left ((a-x) (b-x) x^2\right )^{2/3}}-\frac {\left (\left (-a-b-d-\sqrt {a^2-2 a (b-d)+(b+d)^2}\right ) x^{4/3} (-a+x)^{2/3} (-b+x)^{2/3}\right ) \int \frac {1}{\sqrt [3]{x} (-a+x)^{2/3} (-b+x)^{2/3} \left (-a-b-d-\sqrt {a^2-2 a b+b^2+2 a d+2 b d+d^2}+2 x\right )} \, dx}{\left (x^2 (-a+x) (-b+x)\right )^{2/3}}-\frac {\left (\left (-a-b-d+\sqrt {a^2-2 a (b-d)+(b+d)^2}\right ) x^{4/3} (-a+x)^{2/3} (-b+x)^{2/3}\right ) \int \frac {1}{\sqrt [3]{x} (-a+x)^{2/3} (-b+x)^{2/3} \left (-a-b-d+\sqrt {a^2-2 a b+b^2+2 a d+2 b d+d^2}+2 x\right )} \, dx}{\left (x^2 (-a+x) (-b+x)\right )^{2/3}} \\ \end{align*}
Time = 15.41 (sec) , antiderivative size = 146, normalized size of antiderivative = 0.81 \[ \int \frac {x \left (-a b+x^2\right )}{\left (x^2 (-a+x) (-b+x)\right )^{2/3} \left (a b-(a+b+d) x+x^2\right )} \, dx=\frac {2 \sqrt {3} \arctan \left (\frac {\sqrt {3} \sqrt [3]{d} x}{\sqrt [3]{d} x+2 \sqrt [3]{x^2 (-a+x) (-b+x)}}\right )+2 \log \left (-\sqrt [3]{d} x+\sqrt [3]{x^2 (-a+x) (-b+x)}\right )-\log \left (d^{2/3} x^2+\sqrt [3]{d} x \sqrt [3]{x^2 (-a+x) (-b+x)}+\left (x^2 (-a+x) (-b+x)\right )^{2/3}\right )}{2 d^{2/3}} \]
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Time = 1.10 (sec) , antiderivative size = 130, normalized size of antiderivative = 0.72
method | result | size |
pseudoelliptic | \(\frac {-2 \sqrt {3}\, \arctan \left (\frac {\sqrt {3}\, \left (d^{\frac {1}{3}} x +2 \left (x^{2} \left (a -x \right ) \left (b -x \right )\right )^{\frac {1}{3}}\right )}{3 d^{\frac {1}{3}} x}\right )-\ln \left (\frac {d^{\frac {2}{3}} x^{2}+d^{\frac {1}{3}} \left (x^{2} \left (a -x \right ) \left (b -x \right )\right )^{\frac {1}{3}} x +\left (x^{2} \left (a -x \right ) \left (b -x \right )\right )^{\frac {2}{3}}}{x^{2}}\right )+2 \ln \left (\frac {-d^{\frac {1}{3}} x +\left (x^{2} \left (a -x \right ) \left (b -x \right )\right )^{\frac {1}{3}}}{x}\right )}{2 d^{\frac {2}{3}}}\) | \(130\) |
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Timed out. \[ \int \frac {x \left (-a b+x^2\right )}{\left (x^2 (-a+x) (-b+x)\right )^{2/3} \left (a b-(a+b+d) x+x^2\right )} \, dx=\text {Timed out} \]
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Timed out. \[ \int \frac {x \left (-a b+x^2\right )}{\left (x^2 (-a+x) (-b+x)\right )^{2/3} \left (a b-(a+b+d) x+x^2\right )} \, dx=\text {Timed out} \]
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\[ \int \frac {x \left (-a b+x^2\right )}{\left (x^2 (-a+x) (-b+x)\right )^{2/3} \left (a b-(a+b+d) x+x^2\right )} \, dx=\int { -\frac {{\left (a b - x^{2}\right )} x}{\left ({\left (a - x\right )} {\left (b - x\right )} x^{2}\right )^{\frac {2}{3}} {\left (a b - {\left (a + b + d\right )} x + x^{2}\right )}} \,d x } \]
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\[ \int \frac {x \left (-a b+x^2\right )}{\left (x^2 (-a+x) (-b+x)\right )^{2/3} \left (a b-(a+b+d) x+x^2\right )} \, dx=\int { -\frac {{\left (a b - x^{2}\right )} x}{\left ({\left (a - x\right )} {\left (b - x\right )} x^{2}\right )^{\frac {2}{3}} {\left (a b - {\left (a + b + d\right )} x + x^{2}\right )}} \,d x } \]
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Timed out. \[ \int \frac {x \left (-a b+x^2\right )}{\left (x^2 (-a+x) (-b+x)\right )^{2/3} \left (a b-(a+b+d) x+x^2\right )} \, dx=\int -\frac {x\,\left (a\,b-x^2\right )}{{\left (x^2\,\left (a-x\right )\,\left (b-x\right )\right )}^{2/3}\,\left (x^2+\left (-a-b-d\right )\,x+a\,b\right )} \,d x \]
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