Optimal. Leaf size=88 \[ -\frac {a q^3 x^{3+q} \, _2F_1\left (1,\frac {3+q}{q};2+\frac {3}{q};a x^q\right )}{27 (3+q)}-\frac {1}{27} q^2 x^3 \log \left (1-a x^q\right )-\frac {1}{9} q x^3 \text {PolyLog}\left (2,a x^q\right )+\frac {1}{3} x^3 \text {PolyLog}\left (3,a x^q\right ) \]
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Rubi [A]
time = 0.04, antiderivative size = 88, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 3, integrand size = 11, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.273, Rules used = {6726, 2505,
371} \begin {gather*} -\frac {a q^3 x^{q+3} \, _2F_1\left (1,\frac {q+3}{q};2+\frac {3}{q};a x^q\right )}{27 (q+3)}-\frac {1}{9} q x^3 \text {Li}_2\left (a x^q\right )+\frac {1}{3} x^3 \text {Li}_3\left (a x^q\right )-\frac {1}{27} q^2 x^3 \log \left (1-a x^q\right ) \end {gather*}
Antiderivative was successfully verified.
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Rule 371
Rule 2505
Rule 6726
Rubi steps
\begin {align*} \int x^2 \text {Li}_3\left (a x^q\right ) \, dx &=\frac {1}{3} x^3 \text {Li}_3\left (a x^q\right )-\frac {1}{3} q \int x^2 \text {Li}_2\left (a x^q\right ) \, dx\\ &=-\frac {1}{9} q x^3 \text {Li}_2\left (a x^q\right )+\frac {1}{3} x^3 \text {Li}_3\left (a x^q\right )-\frac {1}{9} q^2 \int x^2 \log \left (1-a x^q\right ) \, dx\\ &=-\frac {1}{27} q^2 x^3 \log \left (1-a x^q\right )-\frac {1}{9} q x^3 \text {Li}_2\left (a x^q\right )+\frac {1}{3} x^3 \text {Li}_3\left (a x^q\right )-\frac {1}{27} \left (a q^3\right ) \int \frac {x^{2+q}}{1-a x^q} \, dx\\ &=-\frac {a q^3 x^{3+q} \, _2F_1\left (1,\frac {3+q}{q};2+\frac {3}{q};a x^q\right )}{27 (3+q)}-\frac {1}{27} q^2 x^3 \log \left (1-a x^q\right )-\frac {1}{9} q x^3 \text {Li}_2\left (a x^q\right )+\frac {1}{3} x^3 \text {Li}_3\left (a x^q\right )\\ \end {align*}
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Mathematica [C] Result contains higher order function than in optimal. Order 9 vs. order 5 in
optimal.
time = 0.01, size = 41, normalized size = 0.47 \begin {gather*} -\frac {x^3 G_{5,5}^{1,5}\left (-a x^q|\begin {array}{c} 1,1,1,1,\frac {-3+q}{q} \\ 1,0,0,0,-\frac {3}{q} \\\end {array}\right )}{q} \end {gather*}
Antiderivative was successfully verified.
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Maple [C] Result contains higher order function than in optimal. Order 9 vs. order
5.
time = 0.20, size = 132, normalized size = 1.50
method | result | size |
meijerg | \(-\frac {\left (-a \right )^{-\frac {3}{q}} \left (\frac {q^{3} x^{3} \left (-a \right )^{\frac {3}{q}} \ln \left (1-a \,x^{q}\right )}{27}+\frac {q^{2} x^{3} \left (-a \right )^{\frac {3}{q}} \polylog \left (2, a \,x^{q}\right )}{9}-\frac {q \,x^{3} \left (-a \right )^{\frac {3}{q}} \left (1+\frac {q}{3}\right ) \polylog \left (3, a \,x^{q}\right )}{3+q}+\frac {q^{3} x^{3+q} a \left (-a \right )^{\frac {3}{q}} \Phi \left (a \,x^{q}, 1, \frac {3+q}{q}\right )}{27}\right )}{q}\) | \(132\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
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 \begin {gather*} \int x^{2} \operatorname {Li}_{3}\left (a x^{q}\right )\, dx \end {gather*}
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 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.01 \begin {gather*} \int x^2\,\mathrm {polylog}\left (3,a\,x^q\right ) \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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