Optimal. Leaf size=40 \[ \frac {\text {Chi}\left (2 \tanh ^{-1}(a x)\right )}{2 a^5}-\frac {3 \log \left (\tanh ^{-1}(a x)\right )}{2 a^5}+\frac {\text {Int}\left (\frac {1}{\tanh ^{-1}(a x)},x\right )}{a^4} \]
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Rubi [A]
time = 0.05, antiderivative size = 0, normalized size of antiderivative = 0.00, number of steps
used = 0, number of rules used = 0, integrand size = 0, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.000, Rules used = {}
\begin {gather*} \int \frac {x^4}{\left (1-a^2 x^2\right )^2 \tanh ^{-1}(a x)} \, dx \end {gather*}
Verification is not applicable to the result.
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Rubi steps
\begin {align*} \int \frac {x^4}{\left (1-a^2 x^2\right )^2 \tanh ^{-1}(a x)} \, dx &=\int \frac {x^4}{\left (1-a^2 x^2\right )^2 \tanh ^{-1}(a x)} \, dx\\ \end {align*}
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Mathematica [A]
time = 3.74, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {x^4}{\left (1-a^2 x^2\right )^2 \tanh ^{-1}(a x)} \, dx \end {gather*}
Verification is not applicable to the result.
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Maple [A]
time = 34.47, size = 0, normalized size = 0.00 \[\int \frac {x^{4}}{\left (-a^{2} x^{2}+1\right )^{2} \arctanh \left (a x \right )}\, dx\]
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
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 [A]
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 [A]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {x^{4}}{\left (a x - 1\right )^{2} \left (a x + 1\right )^{2} \operatorname {atanh}{\left (a x \right )}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
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 [A]
time = 0.00, size = -1, normalized size = -0.02 \begin {gather*} \int \frac {x^4}{\mathrm {atanh}\left (a\,x\right )\,{\left (a^2\,x^2-1\right )}^2} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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