Integrand size = 13, antiderivative size = 69 \[ \int \text {csch}^3\left (a+b \log \left (c x^n\right )\right ) \, dx=-\frac {8 e^{3 a} x \left (c x^n\right )^{3 b} \operatorname {Hypergeometric2F1}\left (3,\frac {3 b+\frac {1}{n}}{2 b},\frac {1}{2} \left (5+\frac {1}{b n}\right ),e^{2 a} \left (c x^n\right )^{2 b}\right )}{1+3 b n} \]
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Time = 0.06 (sec) , antiderivative size = 69, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.308, Rules used = {5665, 5667, 269, 371} \[ \int \text {csch}^3\left (a+b \log \left (c x^n\right )\right ) \, dx=-\frac {8 e^{3 a} x \left (c x^n\right )^{3 b} \operatorname {Hypergeometric2F1}\left (3,\frac {3 b+\frac {1}{n}}{2 b},\frac {1}{2} \left (5+\frac {1}{b n}\right ),e^{2 a} \left (c x^n\right )^{2 b}\right )}{3 b n+1} \]
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Rule 269
Rule 371
Rule 5665
Rule 5667
Rubi steps \begin{align*} \text {integral}& = \frac {\left (x \left (c x^n\right )^{-1/n}\right ) \text {Subst}\left (\int x^{-1+\frac {1}{n}} \text {csch}^3(a+b \log (x)) \, dx,x,c x^n\right )}{n} \\ & = \frac {\left (8 e^{-3 a} x \left (c x^n\right )^{-1/n}\right ) \text {Subst}\left (\int \frac {x^{-1-3 b+\frac {1}{n}}}{\left (1-e^{-2 a} x^{-2 b}\right )^3} \, dx,x,c x^n\right )}{n} \\ & = \frac {\left (8 e^{-3 a} x \left (c x^n\right )^{-1/n}\right ) \text {Subst}\left (\int \frac {x^{-1+3 b+\frac {1}{n}}}{\left (-e^{-2 a}+x^{2 b}\right )^3} \, dx,x,c x^n\right )}{n} \\ & = -\frac {8 e^{3 a} x \left (c x^n\right )^{3 b} \operatorname {Hypergeometric2F1}\left (3,\frac {3 b+\frac {1}{n}}{2 b},\frac {1}{2} \left (5+\frac {1}{b n}\right ),e^{2 a} \left (c x^n\right )^{2 b}\right )}{1+3 b n} \\ \end{align*}
Time = 4.01 (sec) , antiderivative size = 101, normalized size of antiderivative = 1.46 \[ \int \text {csch}^3\left (a+b \log \left (c x^n\right )\right ) \, dx=\frac {-4 x \left (1+b n \coth \left (a+b \log \left (c x^n\right )\right )\right ) \text {csch}\left (a+b \log \left (c x^n\right )\right )+8 e^a (-1+b n) x \left (c x^n\right )^b \operatorname {Hypergeometric2F1}\left (1,\frac {1}{2} \left (1+\frac {1}{b n}\right ),\frac {1}{2} \left (3+\frac {1}{b n}\right ),e^{2 \left (a+b \log \left (c x^n\right )\right )}\right )}{8 b^2 n^2} \]
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\[\int {\operatorname {csch}\left (a +b \ln \left (c \,x^{n}\right )\right )}^{3}d x\]
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\[ \int \text {csch}^3\left (a+b \log \left (c x^n\right )\right ) \, dx=\int { \operatorname {csch}\left (b \log \left (c x^{n}\right ) + a\right )^{3} \,d x } \]
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\[ \int \text {csch}^3\left (a+b \log \left (c x^n\right )\right ) \, dx=\int \operatorname {csch}^{3}{\left (a + b \log {\left (c x^{n} \right )} \right )}\, dx \]
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\[ \int \text {csch}^3\left (a+b \log \left (c x^n\right )\right ) \, dx=\int { \operatorname {csch}\left (b \log \left (c x^{n}\right ) + a\right )^{3} \,d x } \]
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\[ \int \text {csch}^3\left (a+b \log \left (c x^n\right )\right ) \, dx=\int { \operatorname {csch}\left (b \log \left (c x^{n}\right ) + a\right )^{3} \,d x } \]
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Timed out. \[ \int \text {csch}^3\left (a+b \log \left (c x^n\right )\right ) \, dx=\int \frac {1}{{\mathrm {sinh}\left (a+b\,\ln \left (c\,x^n\right )\right )}^3} \,d x \]
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