Optimal. Leaf size=36 \[ -\frac {1}{6} \tanh ^{-1}(\cosh (x))-\frac {1}{6} \tanh ^{-1}(2 \cosh (x))+\frac {\tanh ^{-1}\left (\frac {2 \cosh (x)}{\sqrt {3}}\right )}{2 \sqrt {3}} \]
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Rubi [A] time = 0.05, antiderivative size = 36, normalized size of antiderivative = 1.00, number of steps used = 7, number of rules used = 3, integrand size = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.429, Rules used = {12, 2057, 207} \[ -\frac {1}{6} \tanh ^{-1}(\cosh (x))-\frac {1}{6} \tanh ^{-1}(2 \cosh (x))+\frac {\tanh ^{-1}\left (\frac {2 \cosh (x)}{\sqrt {3}}\right )}{2 \sqrt {3}} \]
Antiderivative was successfully verified.
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Rule 12
Rule 207
Rule 2057
Rubi steps
\begin {align*} \int \cosh (x) \text {csch}(6 x) \, dx &=-\operatorname {Subst}\left (\int \frac {1}{2 \left (3-19 x^2+32 x^4-16 x^6\right )} \, dx,x,\cosh (x)\right )\\ &=-\left (\frac {1}{2} \operatorname {Subst}\left (\int \frac {1}{3-19 x^2+32 x^4-16 x^6} \, dx,x,\cosh (x)\right )\right )\\ &=-\left (\frac {1}{2} \operatorname {Subst}\left (\int \left (-\frac {1}{3 \left (-1+x^2\right )}+\frac {2}{-3+4 x^2}-\frac {2}{3 \left (-1+4 x^2\right )}\right ) \, dx,x,\cosh (x)\right )\right )\\ &=\frac {1}{6} \operatorname {Subst}\left (\int \frac {1}{-1+x^2} \, dx,x,\cosh (x)\right )+\frac {1}{3} \operatorname {Subst}\left (\int \frac {1}{-1+4 x^2} \, dx,x,\cosh (x)\right )-\operatorname {Subst}\left (\int \frac {1}{-3+4 x^2} \, dx,x,\cosh (x)\right )\\ &=-\frac {1}{6} \tanh ^{-1}(\cosh (x))-\frac {1}{6} \tanh ^{-1}(2 \cosh (x))+\frac {\tanh ^{-1}\left (\frac {2 \cosh (x)}{\sqrt {3}}\right )}{2 \sqrt {3}}\\ \end {align*}
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Mathematica [C] time = 0.07, size = 91, normalized size = 2.53 \[ \frac {1}{12} \left (2 \sqrt {3} \tanh ^{-1}\left (\frac {2-i \tanh \left (\frac {x}{2}\right )}{\sqrt {3}}\right )+2 \sqrt {3} \tanh ^{-1}\left (\frac {2+i \tanh \left (\frac {x}{2}\right )}{\sqrt {3}}\right )+2 \log \left (\sinh \left (\frac {x}{2}\right )\right )-2 \log \left (\cosh \left (\frac {x}{2}\right )\right )+\log (1-2 \cosh (x))-\log (2 \cosh (x)+1)\right ) \]
Antiderivative was successfully verified.
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fricas [B] time = 0.46, size = 101, normalized size = 2.81 \[ \frac {1}{12} \, \sqrt {3} \log \left (\frac {2 \, \cosh \relax (x)^{2} + 2 \, \sinh \relax (x)^{2} + 4 \, \sqrt {3} \cosh \relax (x) + 5}{2 \, \cosh \relax (x)^{2} + 2 \, \sinh \relax (x)^{2} - 1}\right ) - \frac {1}{12} \, \log \left (\frac {2 \, \cosh \relax (x) + 1}{\cosh \relax (x) - \sinh \relax (x)}\right ) + \frac {1}{12} \, \log \left (\frac {2 \, \cosh \relax (x) - 1}{\cosh \relax (x) - \sinh \relax (x)}\right ) - \frac {1}{6} \, \log \left (\cosh \relax (x) + \sinh \relax (x) + 1\right ) + \frac {1}{6} \, \log \left (\cosh \relax (x) + \sinh \relax (x) - 1\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [B] time = 0.12, size = 79, normalized size = 2.19 \[ -\frac {1}{12} \, \sqrt {3} \log \left (-\frac {\sqrt {3} - e^{\left (-x\right )} - e^{x}}{\sqrt {3} + e^{\left (-x\right )} + e^{x}}\right ) - \frac {1}{12} \, \log \left (e^{\left (-x\right )} + e^{x} + 2\right ) - \frac {1}{12} \, \log \left (e^{\left (-x\right )} + e^{x} + 1\right ) + \frac {1}{12} \, \log \left (e^{\left (-x\right )} + e^{x} - 1\right ) + \frac {1}{12} \, \log \left (e^{\left (-x\right )} + e^{x} - 2\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [B] time = 0.23, size = 77, normalized size = 2.14 \[ \frac {\ln \left ({\mathrm e}^{x}-1\right )}{6}-\frac {\ln \left ({\mathrm e}^{x}+1\right )}{6}+\frac {\ln \left (1+{\mathrm e}^{2 x}+{\mathrm e}^{x} \sqrt {3}\right ) \sqrt {3}}{12}-\frac {\ln \left (1+{\mathrm e}^{2 x}-{\mathrm e}^{x} \sqrt {3}\right ) \sqrt {3}}{12}-\frac {\ln \left (1+{\mathrm e}^{x}+{\mathrm e}^{2 x}\right )}{12}+\frac {\ln \left (1-{\mathrm e}^{x}+{\mathrm e}^{2 x}\right )}{12} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [F] time = 0.00, size = 0, normalized size = 0.00 \[ -\int \frac {e^{\left (3 \, x\right )} - e^{x}}{2 \, {\left (e^{\left (4 \, x\right )} - e^{\left (2 \, x\right )} + 1\right )}}\,{d x} - \frac {1}{12} \, \log \left (e^{\left (2 \, x\right )} + e^{x} + 1\right ) + \frac {1}{12} \, \log \left (e^{\left (2 \, x\right )} - e^{x} + 1\right ) - \frac {1}{6} \, \log \left (e^{x} + 1\right ) + \frac {1}{6} \, \log \left (e^{x} - 1\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.08, size = 91, normalized size = 2.53 \[ \frac {\ln \left (\frac {1}{3}-\frac {{\mathrm {e}}^x}{3}\right )}{6}-\frac {\ln \left (-\frac {{\mathrm {e}}^x}{3}-\frac {1}{3}\right )}{6}-\frac {\ln \left (-\frac {{\mathrm {e}}^{2\,x}}{36}-\frac {{\mathrm {e}}^x}{36}-\frac {1}{36}\right )}{12}+\frac {\ln \left (\frac {{\mathrm {e}}^x}{36}-\frac {{\mathrm {e}}^{2\,x}}{36}-\frac {1}{36}\right )}{12}+\frac {\sqrt {3}\,\ln \left (-\frac {{\mathrm {e}}^{2\,x}}{12}-\frac {\sqrt {3}\,{\mathrm {e}}^x}{12}-\frac {1}{12}\right )}{12}-\frac {\sqrt {3}\,\ln \left (\frac {\sqrt {3}\,{\mathrm {e}}^x}{12}-\frac {{\mathrm {e}}^{2\,x}}{12}-\frac {1}{12}\right )}{12} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \cosh {\relax (x )} \operatorname {csch}{\left (6 x \right )}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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