Integrand size = 16, antiderivative size = 104 \[ \int x^5 \left (a+b \text {csch}\left (c+d x^2\right )\right ) \, dx=\frac {a x^6}{6}-\frac {b x^4 \text {arctanh}\left (e^{c+d x^2}\right )}{d}-\frac {b x^2 \operatorname {PolyLog}\left (2,-e^{c+d x^2}\right )}{d^2}+\frac {b x^2 \operatorname {PolyLog}\left (2,e^{c+d x^2}\right )}{d^2}+\frac {b \operatorname {PolyLog}\left (3,-e^{c+d x^2}\right )}{d^3}-\frac {b \operatorname {PolyLog}\left (3,e^{c+d x^2}\right )}{d^3} \]
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Time = 0.10 (sec) , antiderivative size = 104, normalized size of antiderivative = 1.00, number of steps used = 10, number of rules used = 6, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.375, Rules used = {14, 5545, 4267, 2611, 2320, 6724} \[ \int x^5 \left (a+b \text {csch}\left (c+d x^2\right )\right ) \, dx=\frac {a x^6}{6}-\frac {b x^4 \text {arctanh}\left (e^{c+d x^2}\right )}{d}+\frac {b \operatorname {PolyLog}\left (3,-e^{d x^2+c}\right )}{d^3}-\frac {b \operatorname {PolyLog}\left (3,e^{d x^2+c}\right )}{d^3}-\frac {b x^2 \operatorname {PolyLog}\left (2,-e^{d x^2+c}\right )}{d^2}+\frac {b x^2 \operatorname {PolyLog}\left (2,e^{d x^2+c}\right )}{d^2} \]
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Rule 14
Rule 2320
Rule 2611
Rule 4267
Rule 5545
Rule 6724
Rubi steps \begin{align*} \text {integral}& = \int \left (a x^5+b x^5 \text {csch}\left (c+d x^2\right )\right ) \, dx \\ & = \frac {a x^6}{6}+b \int x^5 \text {csch}\left (c+d x^2\right ) \, dx \\ & = \frac {a x^6}{6}+\frac {1}{2} b \text {Subst}\left (\int x^2 \text {csch}(c+d x) \, dx,x,x^2\right ) \\ & = \frac {a x^6}{6}-\frac {b x^4 \text {arctanh}\left (e^{c+d x^2}\right )}{d}-\frac {b \text {Subst}\left (\int x \log \left (1-e^{c+d x}\right ) \, dx,x,x^2\right )}{d}+\frac {b \text {Subst}\left (\int x \log \left (1+e^{c+d x}\right ) \, dx,x,x^2\right )}{d} \\ & = \frac {a x^6}{6}-\frac {b x^4 \text {arctanh}\left (e^{c+d x^2}\right )}{d}-\frac {b x^2 \operatorname {PolyLog}\left (2,-e^{c+d x^2}\right )}{d^2}+\frac {b x^2 \operatorname {PolyLog}\left (2,e^{c+d x^2}\right )}{d^2}+\frac {b \text {Subst}\left (\int \operatorname {PolyLog}\left (2,-e^{c+d x}\right ) \, dx,x,x^2\right )}{d^2}-\frac {b \text {Subst}\left (\int \operatorname {PolyLog}\left (2,e^{c+d x}\right ) \, dx,x,x^2\right )}{d^2} \\ & = \frac {a x^6}{6}-\frac {b x^4 \text {arctanh}\left (e^{c+d x^2}\right )}{d}-\frac {b x^2 \operatorname {PolyLog}\left (2,-e^{c+d x^2}\right )}{d^2}+\frac {b x^2 \operatorname {PolyLog}\left (2,e^{c+d x^2}\right )}{d^2}+\frac {b \text {Subst}\left (\int \frac {\operatorname {PolyLog}(2,-x)}{x} \, dx,x,e^{c+d x^2}\right )}{d^3}-\frac {b \text {Subst}\left (\int \frac {\operatorname {PolyLog}(2,x)}{x} \, dx,x,e^{c+d x^2}\right )}{d^3} \\ & = \frac {a x^6}{6}-\frac {b x^4 \text {arctanh}\left (e^{c+d x^2}\right )}{d}-\frac {b x^2 \operatorname {PolyLog}\left (2,-e^{c+d x^2}\right )}{d^2}+\frac {b x^2 \operatorname {PolyLog}\left (2,e^{c+d x^2}\right )}{d^2}+\frac {b \operatorname {PolyLog}\left (3,-e^{c+d x^2}\right )}{d^3}-\frac {b \operatorname {PolyLog}\left (3,e^{c+d x^2}\right )}{d^3} \\ \end{align*}
Time = 0.14 (sec) , antiderivative size = 133, normalized size of antiderivative = 1.28 \[ \int x^5 \left (a+b \text {csch}\left (c+d x^2\right )\right ) \, dx=\frac {a x^6}{6}+\frac {b x^4 \log \left (1-e^{c+d x^2}\right )}{2 d}-\frac {b x^4 \log \left (1+e^{c+d x^2}\right )}{2 d}-\frac {b x^2 \operatorname {PolyLog}\left (2,-e^{c+d x^2}\right )}{d^2}+\frac {b x^2 \operatorname {PolyLog}\left (2,e^{c+d x^2}\right )}{d^2}+\frac {b \operatorname {PolyLog}\left (3,-e^{c+d x^2}\right )}{d^3}-\frac {b \operatorname {PolyLog}\left (3,e^{c+d x^2}\right )}{d^3} \]
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\[\int x^{5} \left (a +b \,\operatorname {csch}\left (d \,x^{2}+c \right )\right )d x\]
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Leaf count of result is larger than twice the leaf count of optimal. 209 vs. \(2 (95) = 190\).
Time = 0.27 (sec) , antiderivative size = 209, normalized size of antiderivative = 2.01 \[ \int x^5 \left (a+b \text {csch}\left (c+d x^2\right )\right ) \, dx=\frac {a d^{3} x^{6} - 3 \, b d^{2} x^{4} \log \left (\cosh \left (d x^{2} + c\right ) + \sinh \left (d x^{2} + c\right ) + 1\right ) + 6 \, b d x^{2} {\rm Li}_2\left (\cosh \left (d x^{2} + c\right ) + \sinh \left (d x^{2} + c\right )\right ) - 6 \, b d x^{2} {\rm Li}_2\left (-\cosh \left (d x^{2} + c\right ) - \sinh \left (d x^{2} + c\right )\right ) + 3 \, b c^{2} \log \left (\cosh \left (d x^{2} + c\right ) + \sinh \left (d x^{2} + c\right ) - 1\right ) + 3 \, {\left (b d^{2} x^{4} - b c^{2}\right )} \log \left (-\cosh \left (d x^{2} + c\right ) - \sinh \left (d x^{2} + c\right ) + 1\right ) - 6 \, b {\rm polylog}\left (3, \cosh \left (d x^{2} + c\right ) + \sinh \left (d x^{2} + c\right )\right ) + 6 \, b {\rm polylog}\left (3, -\cosh \left (d x^{2} + c\right ) - \sinh \left (d x^{2} + c\right )\right )}{6 \, d^{3}} \]
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\[ \int x^5 \left (a+b \text {csch}\left (c+d x^2\right )\right ) \, dx=\int x^{5} \left (a + b \operatorname {csch}{\left (c + d x^{2} \right )}\right )\, dx \]
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\[ \int x^5 \left (a+b \text {csch}\left (c+d x^2\right )\right ) \, dx=\int { {\left (b \operatorname {csch}\left (d x^{2} + c\right ) + a\right )} x^{5} \,d x } \]
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\[ \int x^5 \left (a+b \text {csch}\left (c+d x^2\right )\right ) \, dx=\int { {\left (b \operatorname {csch}\left (d x^{2} + c\right ) + a\right )} x^{5} \,d x } \]
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Timed out. \[ \int x^5 \left (a+b \text {csch}\left (c+d x^2\right )\right ) \, dx=\int x^5\,\left (a+\frac {b}{\mathrm {sinh}\left (d\,x^2+c\right )}\right ) \,d x \]
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