Optimal. Leaf size=101 \[ \frac{a q^2 x^{q+1} (d x)^m \text{Hypergeometric2F1}\left (1,\frac{m+q+1}{q},\frac{m+2 q+1}{q},a x^q\right )}{(m+1)^2 (m+q+1)}+\frac{(d x)^{m+1} \text{PolyLog}\left (2,a x^q\right )}{d (m+1)}+\frac{q (d x)^{m+1} \log \left (1-a x^q\right )}{d (m+1)^2} \]
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Rubi [A] time = 0.0597507, antiderivative size = 101, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 4, integrand size = 13, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.308, Rules used = {6591, 2455, 20, 364} \[ \frac{(d x)^{m+1} \text{PolyLog}\left (2,a x^q\right )}{d (m+1)}+\frac{a q^2 x^{q+1} (d x)^m \, _2F_1\left (1,\frac{m+q+1}{q};\frac{m+2 q+1}{q};a x^q\right )}{(m+1)^2 (m+q+1)}+\frac{q (d x)^{m+1} \log \left (1-a x^q\right )}{d (m+1)^2} \]
Antiderivative was successfully verified.
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Rule 6591
Rule 2455
Rule 20
Rule 364
Rubi steps
\begin{align*} \int (d x)^m \text{Li}_2\left (a x^q\right ) \, dx &=\frac{(d x)^{1+m} \text{Li}_2\left (a x^q\right )}{d (1+m)}+\frac{q \int (d x)^m \log \left (1-a x^q\right ) \, dx}{1+m}\\ &=\frac{q (d x)^{1+m} \log \left (1-a x^q\right )}{d (1+m)^2}+\frac{(d x)^{1+m} \text{Li}_2\left (a x^q\right )}{d (1+m)}+\frac{\left (a q^2\right ) \int \frac{x^{-1+q} (d x)^{1+m}}{1-a x^q} \, dx}{d (1+m)^2}\\ &=\frac{q (d x)^{1+m} \log \left (1-a x^q\right )}{d (1+m)^2}+\frac{(d x)^{1+m} \text{Li}_2\left (a x^q\right )}{d (1+m)}+\frac{\left (a q^2 x^{-m} (d x)^m\right ) \int \frac{x^{m+q}}{1-a x^q} \, dx}{(1+m)^2}\\ &=\frac{a q^2 x^{1+q} (d x)^m \, _2F_1\left (1,\frac{1+m+q}{q};\frac{1+m+2 q}{q};a x^q\right )}{(1+m)^2 (1+m+q)}+\frac{q (d x)^{1+m} \log \left (1-a x^q\right )}{d (1+m)^2}+\frac{(d x)^{1+m} \text{Li}_2\left (a x^q\right )}{d (1+m)}\\ \end{align*}
Mathematica [A] time = 0.0642053, size = 80, normalized size = 0.79 \[ \frac{x (d x)^m \left (a q^2 x^q \text{Hypergeometric2F1}\left (1,\frac{m+q+1}{q},\frac{m+2 q+1}{q},a x^q\right )+(m+q+1) \left ((m+1) \text{PolyLog}\left (2,a x^q\right )+q \log \left (1-a x^q\right )\right )\right )}{(m+1)^2 (m+q+1)} \]
Antiderivative was successfully verified.
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Maple [C] time = 0.293, size = 148, normalized size = 1.5 \begin{align*} -{\frac{ \left ( dx \right ) ^{m}{x}^{-m}}{q} \left ( -a \right ) ^{-{\frac{m}{q}}-{q}^{-1}} \left ( -{\frac{{q}^{2}{x}^{1+m}\ln \left ( 1-a{x}^{q} \right ) }{ \left ( 1+m \right ) ^{2}} \left ( -a \right ) ^{{\frac{m}{q}}+{q}^{-1}}}-{\frac{q{x}^{1+m}{\it polylog} \left ( 2,a{x}^{q} \right ) }{1+m} \left ( -a \right ) ^{{\frac{m}{q}}+{q}^{-1}}}-{\frac{{q}^{2}{x}^{1+m+q}a}{ \left ( 1+m \right ) ^{2}} \left ( -a \right ) ^{{\frac{m}{q}}+{q}^{-1}}{\it LerchPhi} \left ( a{x}^{q},1,{\frac{1+m+q}{q}} \right ) } \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} -d^{m} q^{2} \int -\frac{x^{m}}{m^{2} -{\left (a m^{2} + 2 \, a m + a\right )} x^{q} + 2 \, m + 1}\,{d x} - \frac{d^{m} q^{2} x x^{m} -{\left (d^{m} m + d^{m}\right )} q x x^{m} \log \left (-a x^{q} + 1\right ) -{\left (d^{m} m^{2} + 2 \, d^{m} m + d^{m}\right )} x x^{m}{\rm Li}_2\left (a x^{q}\right )}{m^{3} + 3 \, m^{2} + 3 \, m + 1} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\left (d x\right )^{m}{\rm Li}_2\left (a x^{q}\right ), x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \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 \left (d x\right )^{m}{\rm Li}_2\left (a x^{q}\right )\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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