Optimal. Leaf size=24 \[ \text{Unintegrable}\left (\frac{x^7}{\left (1-a^2 x^2\right )^4 \tanh ^{-1}(a x)},x\right ) \]
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Rubi [A] time = 0.0665811, antiderivative size = 0, normalized size of antiderivative = 0., number of steps used = 0, number of rules used = 0, integrand size = 0, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0., Rules used = {} \[ \int \frac{x^7}{\left (1-a^2 x^2\right )^4 \tanh ^{-1}(a x)} \, dx \]
Verification is Not applicable to the result.
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Rubi steps
\begin{align*} \int \frac{x^7}{\left (1-a^2 x^2\right )^4 \tanh ^{-1}(a x)} \, dx &=\int \frac{x^7}{\left (1-a^2 x^2\right )^4 \tanh ^{-1}(a x)} \, dx\\ \end{align*}
Mathematica [A] time = 38.7303, size = 0, normalized size = 0. \[ \int \frac{x^7}{\left (1-a^2 x^2\right )^4 \tanh ^{-1}(a x)} \, dx \]
Verification is Not applicable to the result.
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Maple [A] time = 0.182, size = 0, normalized size = 0. \begin{align*} \int{\frac{{x}^{7}}{ \left ( -{a}^{2}{x}^{2}+1 \right ) ^{4}{\it Artanh} \left ( ax \right ) }}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{x^{7}}{{\left (a^{2} x^{2} - 1\right )}^{4} \operatorname{artanh}\left (a x\right )}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\frac{x^{7}}{{\left (a^{8} x^{8} - 4 \, a^{6} x^{6} + 6 \, a^{4} x^{4} - 4 \, a^{2} x^{2} + 1\right )} \operatorname{artanh}\left (a x\right )}, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{x^{7}}{\left (a x - 1\right )^{4} \left (a x + 1\right )^{4} \operatorname{atanh}{\left (a x \right )}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{x^{7}}{{\left (a^{2} x^{2} - 1\right )}^{4} \operatorname{artanh}\left (a x\right )}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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