Optimal. Leaf size=88 \[ -\frac{1}{18} x^6 \text{PolyLog}\left (2,a x^2\right )+\frac{1}{6} x^6 \text{PolyLog}\left (3,a x^2\right )+\frac{x^2}{54 a^2}+\frac{\log \left (1-a x^2\right )}{54 a^3}+\frac{x^4}{108 a}-\frac{1}{54} x^6 \log \left (1-a x^2\right )+\frac{x^6}{162} \]
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Rubi [A] time = 0.075215, antiderivative size = 88, normalized size of antiderivative = 1., number of steps used = 6, number of rules used = 4, integrand size = 11, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.364, Rules used = {6591, 2454, 2395, 43} \[ -\frac{1}{18} x^6 \text{PolyLog}\left (2,a x^2\right )+\frac{1}{6} x^6 \text{PolyLog}\left (3,a x^2\right )+\frac{x^2}{54 a^2}+\frac{\log \left (1-a x^2\right )}{54 a^3}+\frac{x^4}{108 a}-\frac{1}{54} x^6 \log \left (1-a x^2\right )+\frac{x^6}{162} \]
Antiderivative was successfully verified.
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Rule 6591
Rule 2454
Rule 2395
Rule 43
Rubi steps
\begin{align*} \int x^5 \text{Li}_3\left (a x^2\right ) \, dx &=\frac{1}{6} x^6 \text{Li}_3\left (a x^2\right )-\frac{1}{3} \int x^5 \text{Li}_2\left (a x^2\right ) \, dx\\ &=-\frac{1}{18} x^6 \text{Li}_2\left (a x^2\right )+\frac{1}{6} x^6 \text{Li}_3\left (a x^2\right )-\frac{1}{9} \int x^5 \log \left (1-a x^2\right ) \, dx\\ &=-\frac{1}{18} x^6 \text{Li}_2\left (a x^2\right )+\frac{1}{6} x^6 \text{Li}_3\left (a x^2\right )-\frac{1}{18} \operatorname{Subst}\left (\int x^2 \log (1-a x) \, dx,x,x^2\right )\\ &=-\frac{1}{54} x^6 \log \left (1-a x^2\right )-\frac{1}{18} x^6 \text{Li}_2\left (a x^2\right )+\frac{1}{6} x^6 \text{Li}_3\left (a x^2\right )-\frac{1}{54} a \operatorname{Subst}\left (\int \frac{x^3}{1-a x} \, dx,x,x^2\right )\\ &=-\frac{1}{54} x^6 \log \left (1-a x^2\right )-\frac{1}{18} x^6 \text{Li}_2\left (a x^2\right )+\frac{1}{6} x^6 \text{Li}_3\left (a x^2\right )-\frac{1}{54} a \operatorname{Subst}\left (\int \left (-\frac{1}{a^3}-\frac{x}{a^2}-\frac{x^2}{a}-\frac{1}{a^3 (-1+a x)}\right ) \, dx,x,x^2\right )\\ &=\frac{x^2}{54 a^2}+\frac{x^4}{108 a}+\frac{x^6}{162}+\frac{\log \left (1-a x^2\right )}{54 a^3}-\frac{1}{54} x^6 \log \left (1-a x^2\right )-\frac{1}{18} x^6 \text{Li}_2\left (a x^2\right )+\frac{1}{6} x^6 \text{Li}_3\left (a x^2\right )\\ \end{align*}
Mathematica [A] time = 0.0180466, size = 88, normalized size = 1. \[ \frac{-18 a^3 x^6 \text{PolyLog}\left (2,a x^2\right )+54 a^3 x^6 \text{PolyLog}\left (3,a x^2\right )+2 a^3 x^6+3 a^2 x^4-6 a^3 x^6 \log \left (1-a x^2\right )+6 a x^2+6 \log \left (1-a x^2\right )}{324 a^3} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.058, size = 80, normalized size = 0.9 \begin{align*}{\frac{1}{2\,{a}^{3}} \left ({\frac{{x}^{2}a \left ( 4\,{a}^{2}{x}^{4}+6\,a{x}^{2}+12 \right ) }{324}}+{\frac{ \left ( -4\,{x}^{6}{a}^{3}+4 \right ) \ln \left ( -a{x}^{2}+1 \right ) }{108}}-{\frac{{x}^{6}{a}^{3}{\it polylog} \left ( 2,a{x}^{2} \right ) }{9}}+{\frac{{x}^{6}{a}^{3}{\it polylog} \left ( 3,a{x}^{2} \right ) }{3}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.97977, size = 104, normalized size = 1.18 \begin{align*} -\frac{18 \, a^{3} x^{6}{\rm Li}_2\left (a x^{2}\right ) - 54 \, a^{3} x^{6}{\rm Li}_{3}(a x^{2}) - 2 \, a^{3} x^{6} - 3 \, a^{2} x^{4} - 6 \, a x^{2} + 6 \,{\left (a^{3} x^{6} - 1\right )} \log \left (-a x^{2} + 1\right )}{324 \, a^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [C] time = 2.71681, size = 240, normalized size = 2.73 \begin{align*} -\frac{18 \, a^{3} x^{6}{\rm \%iint}\left (a, x, -\frac{\log \left (-a x^{2} + 1\right )}{a}, -\frac{2 \, \log \left (-a x^{2} + 1\right )}{x}\right ) - 54 \, a^{3} x^{6}{\rm polylog}\left (3, a x^{2}\right ) - 2 \, a^{3} x^{6} - 3 \, a^{2} x^{4} - 6 \, a x^{2} + 6 \,{\left (a^{3} x^{6} - 1\right )} \log \left (-a x^{2} + 1\right )}{324 \, a^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int x^{5} \operatorname{Li}_{3}\left (a x^{2}\right )\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int x^{5}{\rm Li}_{3}(a x^{2})\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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