Optimal. Leaf size=70 \[ -\frac{\left (a^2+2 b^2\right ) \text{csch}(x)}{b^3}+\frac{\left (a^2+b^2\right )^2 \log (a+b \text{csch}(x))}{a b^4}+\frac{a \text{csch}^2(x)}{2 b^2}+\frac{\log (\sinh (x))}{a}-\frac{\text{csch}^3(x)}{3 b} \]
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Rubi [A] time = 0.094092, antiderivative size = 70, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 13, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.154, Rules used = {3885, 894} \[ -\frac{\left (a^2+2 b^2\right ) \text{csch}(x)}{b^3}+\frac{\left (a^2+b^2\right )^2 \log (a+b \text{csch}(x))}{a b^4}+\frac{a \text{csch}^2(x)}{2 b^2}+\frac{\log (\sinh (x))}{a}-\frac{\text{csch}^3(x)}{3 b} \]
Antiderivative was successfully verified.
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Rule 3885
Rule 894
Rubi steps
\begin{align*} \int \frac{\coth ^5(x)}{a+b \text{csch}(x)} \, dx &=-\frac{\operatorname{Subst}\left (\int \frac{\left (-b^2-x^2\right )^2}{x (a+x)} \, dx,x,b \text{csch}(x)\right )}{b^4}\\ &=-\frac{\operatorname{Subst}\left (\int \left (a^2 \left (1+\frac{2 b^2}{a^2}\right )+\frac{b^4}{a x}-a x+x^2-\frac{\left (a^2+b^2\right )^2}{a (a+x)}\right ) \, dx,x,b \text{csch}(x)\right )}{b^4}\\ &=-\frac{\left (a^2+2 b^2\right ) \text{csch}(x)}{b^3}+\frac{a \text{csch}^2(x)}{2 b^2}-\frac{\text{csch}^3(x)}{3 b}+\frac{\left (a^2+b^2\right )^2 \log (a+b \text{csch}(x))}{a b^4}+\frac{\log (\sinh (x))}{a}\\ \end{align*}
Mathematica [A] time = 0.123764, size = 83, normalized size = 1.19 \[ \frac{3 a^2 b^2 \text{csch}^2(x)-6 a b \left (a^2+2 b^2\right ) \text{csch}(x)-6 a^2 \left (a^2+2 b^2\right ) \log (\sinh (x))+6 \left (a^2+b^2\right )^2 \log (a \sinh (x)+b)-2 a b^3 \text{csch}^3(x)}{6 a b^4} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.04, size = 219, normalized size = 3.1 \begin{align*}{\frac{1}{24\,b} \left ( \tanh \left ({\frac{x}{2}} \right ) \right ) ^{3}}+{\frac{a}{8\,{b}^{2}} \left ( \tanh \left ({\frac{x}{2}} \right ) \right ) ^{2}}+{\frac{{a}^{2}}{2\,{b}^{3}}\tanh \left ({\frac{x}{2}} \right ) }+{\frac{7}{8\,b}\tanh \left ({\frac{x}{2}} \right ) }-{\frac{1}{a}\ln \left ( \tanh \left ({\frac{x}{2}} \right ) +1 \right ) }+{\frac{{a}^{3}}{{b}^{4}}\ln \left ( \left ( \tanh \left ({\frac{x}{2}} \right ) \right ) ^{2}b-2\,a\tanh \left ( x/2 \right ) -b \right ) }+2\,{\frac{a\ln \left ( \left ( \tanh \left ( x/2 \right ) \right ) ^{2}b-2\,a\tanh \left ( x/2 \right ) -b \right ) }{{b}^{2}}}+{\frac{1}{a}\ln \left ( \left ( \tanh \left ({\frac{x}{2}} \right ) \right ) ^{2}b-2\,a\tanh \left ( x/2 \right ) -b \right ) }-{\frac{1}{24\,b} \left ( \tanh \left ({\frac{x}{2}} \right ) \right ) ^{-3}}-{\frac{{a}^{2}}{2\,{b}^{3}} \left ( \tanh \left ({\frac{x}{2}} \right ) \right ) ^{-1}}-{\frac{7}{8\,b} \left ( \tanh \left ({\frac{x}{2}} \right ) \right ) ^{-1}}+{\frac{a}{8\,{b}^{2}} \left ( \tanh \left ({\frac{x}{2}} \right ) \right ) ^{-2}}-{\frac{{a}^{3}}{{b}^{4}}\ln \left ( \tanh \left ({\frac{x}{2}} \right ) \right ) }-2\,{\frac{a\ln \left ( \tanh \left ( x/2 \right ) \right ) }{{b}^{2}}}-{\frac{1}{a}\ln \left ( \tanh \left ({\frac{x}{2}} \right ) -1 \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 1.04943, size = 257, normalized size = 3.67 \begin{align*} -\frac{2 \,{\left (3 \, a b e^{\left (-2 \, x\right )} - 3 \, a b e^{\left (-4 \, x\right )} - 3 \,{\left (a^{2} + 2 \, b^{2}\right )} e^{\left (-x\right )} + 2 \,{\left (3 \, a^{2} + 4 \, b^{2}\right )} e^{\left (-3 \, x\right )} - 3 \,{\left (a^{2} + 2 \, b^{2}\right )} e^{\left (-5 \, x\right )}\right )}}{3 \,{\left (3 \, b^{3} e^{\left (-2 \, x\right )} - 3 \, b^{3} e^{\left (-4 \, x\right )} + b^{3} e^{\left (-6 \, x\right )} - b^{3}\right )}} + \frac{x}{a} - \frac{{\left (a^{3} + 2 \, a b^{2}\right )} \log \left (e^{\left (-x\right )} + 1\right )}{b^{4}} - \frac{{\left (a^{3} + 2 \, a b^{2}\right )} \log \left (e^{\left (-x\right )} - 1\right )}{b^{4}} + \frac{{\left (a^{4} + 2 \, a^{2} b^{2} + b^{4}\right )} \log \left (-2 \, b e^{\left (-x\right )} + a e^{\left (-2 \, x\right )} - a\right )}{a b^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.83275, size = 3216, normalized size = 45.94 \begin{align*} \text{result too large to display} \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{\coth ^{5}{\left (x \right )}}{a + b \operatorname{csch}{\left (x \right )}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.15052, size = 230, normalized size = 3.29 \begin{align*} -\frac{{\left (a^{3} + 2 \, a b^{2}\right )} \log \left ({\left | -e^{\left (-x\right )} + e^{x} \right |}\right )}{b^{4}} + \frac{{\left (a^{4} + 2 \, a^{2} b^{2} + b^{4}\right )} \log \left ({\left | -a{\left (e^{\left (-x\right )} - e^{x}\right )} + 2 \, b \right |}\right )}{a b^{4}} + \frac{11 \, a^{3}{\left (e^{\left (-x\right )} - e^{x}\right )}^{3} + 22 \, a b^{2}{\left (e^{\left (-x\right )} - e^{x}\right )}^{3} + 12 \, a^{2} b{\left (e^{\left (-x\right )} - e^{x}\right )}^{2} + 24 \, b^{3}{\left (e^{\left (-x\right )} - e^{x}\right )}^{2} + 12 \, a b^{2}{\left (e^{\left (-x\right )} - e^{x}\right )} + 16 \, b^{3}}{6 \, b^{4}{\left (e^{\left (-x\right )} - e^{x}\right )}^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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