Optimal. Leaf size=12 \[ \frac {\coth ^{-1}(x)^{n+1}}{n+1} \]
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Rubi [A] time = 0.03, antiderivative size = 12, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, integrand size = 14, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.071, Rules used = {5949} \[ \frac {\coth ^{-1}(x)^{n+1}}{n+1} \]
Antiderivative was successfully verified.
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Rule 5949
Rubi steps
\begin {align*} \int \frac {\coth ^{-1}(x)^n}{1-x^2} \, dx &=\frac {\coth ^{-1}(x)^{1+n}}{1+n}\\ \end {align*}
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Mathematica [A] time = 0.01, size = 12, normalized size = 1.00 \[ \frac {\coth ^{-1}(x)^{n+1}}{n+1} \]
Antiderivative was successfully verified.
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fricas [B] time = 0.60, size = 62, normalized size = 5.17 \[ \frac {\cosh \left (n \log \left (\frac {1}{2} \, \log \left (\frac {x + 1}{x - 1}\right )\right )\right ) \log \left (\frac {x + 1}{x - 1}\right ) + \log \left (\frac {x + 1}{x - 1}\right ) \sinh \left (n \log \left (\frac {1}{2} \, \log \left (\frac {x + 1}{x - 1}\right )\right )\right )}{2 \, {\left (n + 1\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.12, size = 1, normalized size = 0.08 \[ +\infty \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.06, size = 13, normalized size = 1.08 \[ \frac {\mathrm {arccoth}\relax (x )^{1+n}}{1+n} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.30, size = 12, normalized size = 1.00 \[ \frac {\operatorname {arcoth}\relax (x)^{n + 1}}{n + 1} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 1.36, size = 22, normalized size = 1.83 \[ \left \{\begin {array}{cl} \ln \left (\mathrm {acoth}\relax (x)\right ) & \text {\ if\ \ }n=-1\\ \frac {{\mathrm {acoth}\relax (x)}^{n+1}}{n+1} & \text {\ if\ \ }n\neq -1 \end {array}\right . \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 1.72, size = 15, normalized size = 1.25 \[ \begin {cases} \frac {\operatorname {acoth}^{n + 1}{\relax (x )}}{n + 1} & \text {for}\: n \neq -1 \\\log {\left (\operatorname {acoth}{\relax (x )} \right )} & \text {otherwise} \end {cases} \]
Verification of antiderivative is not currently implemented for this CAS.
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