Optimal. Leaf size=302 \[ -\frac{3}{2} a^2 \text{PolyLog}\left (2,\frac{2}{a x+1}-1\right )-\frac{3}{2} a^2 \text{PolyLog}\left (4,\frac{2}{a x+1}-1\right )-3 a^2 \tanh ^{-1}(a x)^2 \text{PolyLog}\left (2,\frac{2}{a x+1}-1\right )-3 a^2 \tanh ^{-1}(a x) \text{PolyLog}\left (3,\frac{2}{a x+1}-1\right )-\frac{3 a^3 x}{8 \left (1-a^2 x^2\right )}+\frac{a^2 \tanh ^{-1}(a x)^3}{2 \left (1-a^2 x^2\right )}-\frac{3 a^3 x \tanh ^{-1}(a x)^2}{4 \left (1-a^2 x^2\right )}+\frac{3 a^2 \tanh ^{-1}(a x)}{4 \left (1-a^2 x^2\right )}+\frac{1}{2} a^2 \tanh ^{-1}(a x)^4+\frac{1}{4} a^2 \tanh ^{-1}(a x)^3+\frac{3}{2} a^2 \tanh ^{-1}(a x)^2-\frac{3}{8} a^2 \tanh ^{-1}(a x)+2 a^2 \log \left (2-\frac{2}{a x+1}\right ) \tanh ^{-1}(a x)^3+3 a^2 \log \left (2-\frac{2}{a x+1}\right ) \tanh ^{-1}(a x)-\frac{\tanh ^{-1}(a x)^3}{2 x^2}-\frac{3 a \tanh ^{-1}(a x)^2}{2 x} \]
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Rubi [A] time = 0.955259, antiderivative size = 302, normalized size of antiderivative = 1., number of steps used = 25, number of rules used = 14, integrand size = 22, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.636, Rules used = {6030, 5982, 5916, 5988, 5932, 2447, 5948, 6056, 6060, 6610, 5994, 5956, 199, 206} \[ -\frac{3}{2} a^2 \text{PolyLog}\left (2,\frac{2}{a x+1}-1\right )-\frac{3}{2} a^2 \text{PolyLog}\left (4,\frac{2}{a x+1}-1\right )-3 a^2 \tanh ^{-1}(a x)^2 \text{PolyLog}\left (2,\frac{2}{a x+1}-1\right )-3 a^2 \tanh ^{-1}(a x) \text{PolyLog}\left (3,\frac{2}{a x+1}-1\right )-\frac{3 a^3 x}{8 \left (1-a^2 x^2\right )}+\frac{a^2 \tanh ^{-1}(a x)^3}{2 \left (1-a^2 x^2\right )}-\frac{3 a^3 x \tanh ^{-1}(a x)^2}{4 \left (1-a^2 x^2\right )}+\frac{3 a^2 \tanh ^{-1}(a x)}{4 \left (1-a^2 x^2\right )}+\frac{1}{2} a^2 \tanh ^{-1}(a x)^4+\frac{1}{4} a^2 \tanh ^{-1}(a x)^3+\frac{3}{2} a^2 \tanh ^{-1}(a x)^2-\frac{3}{8} a^2 \tanh ^{-1}(a x)+2 a^2 \log \left (2-\frac{2}{a x+1}\right ) \tanh ^{-1}(a x)^3+3 a^2 \log \left (2-\frac{2}{a x+1}\right ) \tanh ^{-1}(a x)-\frac{\tanh ^{-1}(a x)^3}{2 x^2}-\frac{3 a \tanh ^{-1}(a x)^2}{2 x} \]
Antiderivative was successfully verified.
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Rule 6030
Rule 5982
Rule 5916
Rule 5988
Rule 5932
Rule 2447
Rule 5948
Rule 6056
Rule 6060
Rule 6610
Rule 5994
Rule 5956
Rule 199
Rule 206
Rubi steps
\begin{align*} \int \frac{\tanh ^{-1}(a x)^3}{x^3 \left (1-a^2 x^2\right )^2} \, dx &=a^2 \int \frac{\tanh ^{-1}(a x)^3}{x \left (1-a^2 x^2\right )^2} \, dx+\int \frac{\tanh ^{-1}(a x)^3}{x^3 \left (1-a^2 x^2\right )} \, dx\\ &=2 \left (a^2 \int \frac{\tanh ^{-1}(a x)^3}{x \left (1-a^2 x^2\right )} \, dx\right )+a^4 \int \frac{x \tanh ^{-1}(a x)^3}{\left (1-a^2 x^2\right )^2} \, dx+\int \frac{\tanh ^{-1}(a x)^3}{x^3} \, dx\\ &=-\frac{\tanh ^{-1}(a x)^3}{2 x^2}+\frac{a^2 \tanh ^{-1}(a x)^3}{2 \left (1-a^2 x^2\right )}+\frac{1}{2} (3 a) \int \frac{\tanh ^{-1}(a x)^2}{x^2 \left (1-a^2 x^2\right )} \, dx+2 \left (\frac{1}{4} a^2 \tanh ^{-1}(a x)^4+a^2 \int \frac{\tanh ^{-1}(a x)^3}{x (1+a x)} \, dx\right )-\frac{1}{2} \left (3 a^3\right ) \int \frac{\tanh ^{-1}(a x)^2}{\left (1-a^2 x^2\right )^2} \, dx\\ &=-\frac{3 a^3 x \tanh ^{-1}(a x)^2}{4 \left (1-a^2 x^2\right )}-\frac{1}{4} a^2 \tanh ^{-1}(a x)^3-\frac{\tanh ^{-1}(a x)^3}{2 x^2}+\frac{a^2 \tanh ^{-1}(a x)^3}{2 \left (1-a^2 x^2\right )}+\frac{1}{2} (3 a) \int \frac{\tanh ^{-1}(a x)^2}{x^2} \, dx+\frac{1}{2} \left (3 a^3\right ) \int \frac{\tanh ^{-1}(a x)^2}{1-a^2 x^2} \, dx+2 \left (\frac{1}{4} a^2 \tanh ^{-1}(a x)^4+a^2 \tanh ^{-1}(a x)^3 \log \left (2-\frac{2}{1+a x}\right )-\left (3 a^3\right ) \int \frac{\tanh ^{-1}(a x)^2 \log \left (2-\frac{2}{1+a x}\right )}{1-a^2 x^2} \, dx\right )+\frac{1}{2} \left (3 a^4\right ) \int \frac{x \tanh ^{-1}(a x)}{\left (1-a^2 x^2\right )^2} \, dx\\ &=\frac{3 a^2 \tanh ^{-1}(a x)}{4 \left (1-a^2 x^2\right )}-\frac{3 a \tanh ^{-1}(a x)^2}{2 x}-\frac{3 a^3 x \tanh ^{-1}(a x)^2}{4 \left (1-a^2 x^2\right )}+\frac{1}{4} a^2 \tanh ^{-1}(a x)^3-\frac{\tanh ^{-1}(a x)^3}{2 x^2}+\frac{a^2 \tanh ^{-1}(a x)^3}{2 \left (1-a^2 x^2\right )}+\left (3 a^2\right ) \int \frac{\tanh ^{-1}(a x)}{x \left (1-a^2 x^2\right )} \, dx-\frac{1}{4} \left (3 a^3\right ) \int \frac{1}{\left (1-a^2 x^2\right )^2} \, dx+2 \left (\frac{1}{4} a^2 \tanh ^{-1}(a x)^4+a^2 \tanh ^{-1}(a x)^3 \log \left (2-\frac{2}{1+a x}\right )-\frac{3}{2} a^2 \tanh ^{-1}(a x)^2 \text{Li}_2\left (-1+\frac{2}{1+a x}\right )+\left (3 a^3\right ) \int \frac{\tanh ^{-1}(a x) \text{Li}_2\left (-1+\frac{2}{1+a x}\right )}{1-a^2 x^2} \, dx\right )\\ &=-\frac{3 a^3 x}{8 \left (1-a^2 x^2\right )}+\frac{3 a^2 \tanh ^{-1}(a x)}{4 \left (1-a^2 x^2\right )}+\frac{3}{2} a^2 \tanh ^{-1}(a x)^2-\frac{3 a \tanh ^{-1}(a x)^2}{2 x}-\frac{3 a^3 x \tanh ^{-1}(a x)^2}{4 \left (1-a^2 x^2\right )}+\frac{1}{4} a^2 \tanh ^{-1}(a x)^3-\frac{\tanh ^{-1}(a x)^3}{2 x^2}+\frac{a^2 \tanh ^{-1}(a x)^3}{2 \left (1-a^2 x^2\right )}+\left (3 a^2\right ) \int \frac{\tanh ^{-1}(a x)}{x (1+a x)} \, dx-\frac{1}{8} \left (3 a^3\right ) \int \frac{1}{1-a^2 x^2} \, dx+2 \left (\frac{1}{4} a^2 \tanh ^{-1}(a x)^4+a^2 \tanh ^{-1}(a x)^3 \log \left (2-\frac{2}{1+a x}\right )-\frac{3}{2} a^2 \tanh ^{-1}(a x)^2 \text{Li}_2\left (-1+\frac{2}{1+a x}\right )-\frac{3}{2} a^2 \tanh ^{-1}(a x) \text{Li}_3\left (-1+\frac{2}{1+a x}\right )+\frac{1}{2} \left (3 a^3\right ) \int \frac{\text{Li}_3\left (-1+\frac{2}{1+a x}\right )}{1-a^2 x^2} \, dx\right )\\ &=-\frac{3 a^3 x}{8 \left (1-a^2 x^2\right )}-\frac{3}{8} a^2 \tanh ^{-1}(a x)+\frac{3 a^2 \tanh ^{-1}(a x)}{4 \left (1-a^2 x^2\right )}+\frac{3}{2} a^2 \tanh ^{-1}(a x)^2-\frac{3 a \tanh ^{-1}(a x)^2}{2 x}-\frac{3 a^3 x \tanh ^{-1}(a x)^2}{4 \left (1-a^2 x^2\right )}+\frac{1}{4} a^2 \tanh ^{-1}(a x)^3-\frac{\tanh ^{-1}(a x)^3}{2 x^2}+\frac{a^2 \tanh ^{-1}(a x)^3}{2 \left (1-a^2 x^2\right )}+3 a^2 \tanh ^{-1}(a x) \log \left (2-\frac{2}{1+a x}\right )+2 \left (\frac{1}{4} a^2 \tanh ^{-1}(a x)^4+a^2 \tanh ^{-1}(a x)^3 \log \left (2-\frac{2}{1+a x}\right )-\frac{3}{2} a^2 \tanh ^{-1}(a x)^2 \text{Li}_2\left (-1+\frac{2}{1+a x}\right )-\frac{3}{2} a^2 \tanh ^{-1}(a x) \text{Li}_3\left (-1+\frac{2}{1+a x}\right )-\frac{3}{4} a^2 \text{Li}_4\left (-1+\frac{2}{1+a x}\right )\right )-\left (3 a^3\right ) \int \frac{\log \left (2-\frac{2}{1+a x}\right )}{1-a^2 x^2} \, dx\\ &=-\frac{3 a^3 x}{8 \left (1-a^2 x^2\right )}-\frac{3}{8} a^2 \tanh ^{-1}(a x)+\frac{3 a^2 \tanh ^{-1}(a x)}{4 \left (1-a^2 x^2\right )}+\frac{3}{2} a^2 \tanh ^{-1}(a x)^2-\frac{3 a \tanh ^{-1}(a x)^2}{2 x}-\frac{3 a^3 x \tanh ^{-1}(a x)^2}{4 \left (1-a^2 x^2\right )}+\frac{1}{4} a^2 \tanh ^{-1}(a x)^3-\frac{\tanh ^{-1}(a x)^3}{2 x^2}+\frac{a^2 \tanh ^{-1}(a x)^3}{2 \left (1-a^2 x^2\right )}+3 a^2 \tanh ^{-1}(a x) \log \left (2-\frac{2}{1+a x}\right )-\frac{3}{2} a^2 \text{Li}_2\left (-1+\frac{2}{1+a x}\right )+2 \left (\frac{1}{4} a^2 \tanh ^{-1}(a x)^4+a^2 \tanh ^{-1}(a x)^3 \log \left (2-\frac{2}{1+a x}\right )-\frac{3}{2} a^2 \tanh ^{-1}(a x)^2 \text{Li}_2\left (-1+\frac{2}{1+a x}\right )-\frac{3}{2} a^2 \tanh ^{-1}(a x) \text{Li}_3\left (-1+\frac{2}{1+a x}\right )-\frac{3}{4} a^2 \text{Li}_4\left (-1+\frac{2}{1+a x}\right )\right )\\ \end{align*}
Mathematica [A] time = 0.74957, size = 215, normalized size = 0.71 \[ \frac{1}{32} a^2 \left (96 \tanh ^{-1}(a x)^2 \text{PolyLog}\left (2,e^{2 \tanh ^{-1}(a x)}\right )-96 \tanh ^{-1}(a x) \text{PolyLog}\left (3,e^{2 \tanh ^{-1}(a x)}\right )-48 \text{PolyLog}\left (2,e^{-2 \tanh ^{-1}(a x)}\right )+48 \text{PolyLog}\left (4,e^{2 \tanh ^{-1}(a x)}\right )-\frac{16 \left (1-a^2 x^2\right ) \tanh ^{-1}(a x)^3}{a^2 x^2}-16 \tanh ^{-1}(a x)^4-\frac{48 \tanh ^{-1}(a x)^2}{a x}+48 \tanh ^{-1}(a x)^2+64 \tanh ^{-1}(a x)^3 \log \left (1-e^{2 \tanh ^{-1}(a x)}\right )+96 \tanh ^{-1}(a x) \log \left (1-e^{-2 \tanh ^{-1}(a x)}\right )-12 \tanh ^{-1}(a x)^2 \sinh \left (2 \tanh ^{-1}(a x)\right )-6 \sinh \left (2 \tanh ^{-1}(a x)\right )+8 \tanh ^{-1}(a x)^3 \cosh \left (2 \tanh ^{-1}(a x)\right )+12 \tanh ^{-1}(a x) \cosh \left (2 \tanh ^{-1}(a x)\right )+\pi ^4\right ) \]
Warning: Unable to verify antiderivative.
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Maple [B] time = 1.29, size = 672, normalized size = 2.2 \begin{align*} \text{result too large to display} \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*} \frac{{\left (a^{4} x^{4} - a^{2} x^{2}\right )} \log \left (-a x + 1\right )^{4} + 2 \,{\left (2 \, a^{2} x^{2} + 2 \,{\left (a^{4} x^{4} - a^{2} x^{2}\right )} \log \left (a x + 1\right ) - 1\right )} \log \left (-a x + 1\right )^{3}}{32 \,{\left (a^{2} x^{4} - x^{2}\right )}} - \frac{1}{8} \, \int -\frac{2 \, \log \left (a x + 1\right )^{3} - 6 \, \log \left (a x + 1\right )^{2} \log \left (-a x + 1\right ) - 3 \,{\left (2 \, a^{4} x^{4} + 2 \, a^{3} x^{3} - a^{2} x^{2} - a x + 2 \,{\left (a^{6} x^{6} + a^{5} x^{5} - a^{4} x^{4} - a^{3} x^{3} - 1\right )} \log \left (a x + 1\right )\right )} \log \left (-a x + 1\right )^{2}}{2 \,{\left (a^{4} x^{7} - 2 \, a^{2} x^{5} + x^{3}\right )}}\,{d x} \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 (\frac{\operatorname{artanh}\left (a x\right )^{3}}{a^{4} x^{7} - 2 \, a^{2} x^{5} + x^{3}}, x\right ) \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 \frac{\operatorname{atanh}^{3}{\left (a x \right )}}{x^{3} \left (a x - 1\right )^{2} \left (a x + 1\right )^{2}}\, 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 \frac{\operatorname{artanh}\left (a x\right )^{3}}{{\left (a^{2} x^{2} - 1\right )}^{2} x^{3}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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