Optimal. Leaf size=50 \[ -2 x \text {Li}_2\left (a x^2\right )+x \text {Li}_3\left (a x^2\right )-4 x \log \left (1-a x^2\right )-\frac {8 \tanh ^{-1}\left (\sqrt {a} x\right )}{\sqrt {a}}+8 x \]
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Rubi [A] time = 0.02, antiderivative size = 50, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 4, integrand size = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.571, Rules used = {6586, 2448, 321, 206} \[ -2 x \text {PolyLog}\left (2,a x^2\right )+x \text {PolyLog}\left (3,a x^2\right )-4 x \log \left (1-a x^2\right )-\frac {8 \tanh ^{-1}\left (\sqrt {a} x\right )}{\sqrt {a}}+8 x \]
Antiderivative was successfully verified.
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Rule 206
Rule 321
Rule 2448
Rule 6586
Rubi steps
\begin {align*} \int \text {Li}_3\left (a x^2\right ) \, dx &=x \text {Li}_3\left (a x^2\right )-2 \int \text {Li}_2\left (a x^2\right ) \, dx\\ &=-2 x \text {Li}_2\left (a x^2\right )+x \text {Li}_3\left (a x^2\right )-4 \int \log \left (1-a x^2\right ) \, dx\\ &=-4 x \log \left (1-a x^2\right )-2 x \text {Li}_2\left (a x^2\right )+x \text {Li}_3\left (a x^2\right )-(8 a) \int \frac {x^2}{1-a x^2} \, dx\\ &=8 x-4 x \log \left (1-a x^2\right )-2 x \text {Li}_2\left (a x^2\right )+x \text {Li}_3\left (a x^2\right )-8 \int \frac {1}{1-a x^2} \, dx\\ &=8 x-\frac {8 \tanh ^{-1}\left (\sqrt {a} x\right )}{\sqrt {a}}-4 x \log \left (1-a x^2\right )-2 x \text {Li}_2\left (a x^2\right )+x \text {Li}_3\left (a x^2\right )\\ \end {align*}
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Mathematica [A] time = 0.08, size = 50, normalized size = 1.00 \[ -2 x \text {Li}_2\left (a x^2\right )+x \text {Li}_3\left (a x^2\right )-4 x \log \left (1-a x^2\right )-\frac {8 \tanh ^{-1}\left (\sqrt {a} x\right )}{\sqrt {a}}+8 x \]
Antiderivative was successfully verified.
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fricas [C] time = 0.73, size = 133, normalized size = 2.66 \[ \left [-\frac {2 \, a x {\rm Li}_2\left (a x^{2}\right ) + 4 \, a x \log \left (-a x^{2} + 1\right ) - a x {\rm polylog}\left (3, a x^{2}\right ) - 8 \, a x - 4 \, \sqrt {a} \log \left (\frac {a x^{2} - 2 \, \sqrt {a} x + 1}{a x^{2} - 1}\right )}{a}, -\frac {2 \, a x {\rm Li}_2\left (a x^{2}\right ) + 4 \, a x \log \left (-a x^{2} + 1\right ) - a x {\rm polylog}\left (3, a x^{2}\right ) - 8 \, a x - 8 \, \sqrt {-a} \arctan \left (\sqrt {-a} x\right )}{a}\right ] \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int {\rm Li}_{3}(a x^{2})\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [B] time = 0.17, size = 119, normalized size = 2.38 \[ -\frac {\frac {16 x \left (-a \right )^{\frac {3}{2}}}{a}+\frac {8 x \left (-a \right )^{\frac {3}{2}} \left (\ln \left (1-\sqrt {a \,x^{2}}\right )-\ln \left (1+\sqrt {a \,x^{2}}\right )\right )}{a \sqrt {a \,x^{2}}}-\frac {8 x \left (-a \right )^{\frac {3}{2}} \ln \left (-a \,x^{2}+1\right )}{a}-\frac {4 x \left (-a \right )^{\frac {3}{2}} \polylog \left (2, a \,x^{2}\right )}{a}+\frac {2 x \left (-a \right )^{\frac {3}{2}} \polylog \left (3, a \,x^{2}\right )}{a}}{2 \sqrt {-a}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.41, size = 59, normalized size = 1.18 \[ -2 \, x {\rm Li}_2\left (a x^{2}\right ) - 4 \, x \log \left (-a x^{2} + 1\right ) + x {\rm Li}_{3}(a x^{2}) + 8 \, x + \frac {4 \, \log \left (\frac {a x - \sqrt {a}}{a x + \sqrt {a}}\right )}{\sqrt {a}} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.36, size = 49, normalized size = 0.98 \[ 8\,x-4\,x\,\ln \left (1-a\,x^2\right )-2\,x\,\mathrm {polylog}\left (2,a\,x^2\right )+x\,\mathrm {polylog}\left (3,a\,x^2\right )+\frac {\mathrm {atan}\left (\sqrt {a}\,x\,1{}\mathrm {i}\right )\,8{}\mathrm {i}}{\sqrt {a}} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \operatorname {Li}_{3}\left (a x^{2}\right )\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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