Integrand size = 31, antiderivative size = 69 \[ \int \frac {\cosh (x) (-\cosh (2 x)+\tanh (x))}{\sqrt {\sinh (2 x)} \left (\sinh ^2(x)+\sinh (2 x)\right )} \, dx=\sqrt {2} \arctan \left (\text {sech}(x) \sqrt {\cosh (x) \sinh (x)}\right )+\frac {1}{6} \arctan \left (\frac {\sinh (x)}{\sqrt {\sinh (2 x)}}\right )-\frac {1}{3} \sqrt {2} \text {arctanh}\left (\text {sech}(x) \sqrt {\cosh (x) \sinh (x)}\right )+\frac {\cosh (x)}{\sqrt {\sinh (2 x)}} \]
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Time = 0.74 (sec) , antiderivative size = 102, normalized size of antiderivative = 1.48, number of steps used = 8, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.129, Rules used = {4475, 6857, 213, 209} \[ \int \frac {\cosh (x) (-\cosh (2 x)+\tanh (x))}{\sqrt {\sinh (2 x)} \left (\sinh ^2(x)+\sinh (2 x)\right )} \, dx=\frac {2 \sinh (x) \arctan \left (\sqrt {\tanh (x)}\right )}{\sqrt {\sinh (2 x)} \sqrt {\tanh (x)}}+\frac {\sinh (x) \arctan \left (\frac {\sqrt {\tanh (x)}}{\sqrt {2}}\right )}{3 \sqrt {2} \sqrt {\sinh (2 x)} \sqrt {\tanh (x)}}-\frac {2 \sinh (x) \text {arctanh}\left (\sqrt {\tanh (x)}\right )}{3 \sqrt {\sinh (2 x)} \sqrt {\tanh (x)}}+\frac {\cosh (x)}{\sqrt {\sinh (2 x)}} \]
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Rule 209
Rule 213
Rule 4475
Rule 6857
Rubi steps \begin{align*} \text {integral}& = \frac {\sinh (x) \int \frac {-\cosh (2 x)+\tanh (x)}{\left (\sinh ^2(x)+\sinh (2 x)\right ) \sqrt {\tanh (x)}} \, dx}{\sqrt {\sinh (2 x)} \sqrt {\tanh (x)}} \\ & = \frac {\sinh (x) \text {Subst}\left (\int \frac {-1+x-x^2-x^3}{x^{3/2} (2+x) \left (1-x^2\right )} \, dx,x,\tanh (x)\right )}{\sqrt {\sinh (2 x)} \sqrt {\tanh (x)}} \\ & = \frac {(2 \sinh (x)) \text {Subst}\left (\int \frac {1-x^2+x^4+x^6}{x^2 \left (2+x^2\right ) \left (-1+x^4\right )} \, dx,x,\sqrt {\tanh (x)}\right )}{\sqrt {\sinh (2 x)} \sqrt {\tanh (x)}} \\ & = \frac {(2 \sinh (x)) \text {Subst}\left (\int \left (-\frac {1}{2 x^2}+\frac {1}{3 \left (-1+x^2\right )}+\frac {1}{1+x^2}+\frac {1}{6 \left (2+x^2\right )}\right ) \, dx,x,\sqrt {\tanh (x)}\right )}{\sqrt {\sinh (2 x)} \sqrt {\tanh (x)}} \\ & = \frac {\cosh (x)}{\sqrt {\sinh (2 x)}}+\frac {\sinh (x) \text {Subst}\left (\int \frac {1}{2+x^2} \, dx,x,\sqrt {\tanh (x)}\right )}{3 \sqrt {\sinh (2 x)} \sqrt {\tanh (x)}}+\frac {(2 \sinh (x)) \text {Subst}\left (\int \frac {1}{-1+x^2} \, dx,x,\sqrt {\tanh (x)}\right )}{3 \sqrt {\sinh (2 x)} \sqrt {\tanh (x)}}+\frac {(2 \sinh (x)) \text {Subst}\left (\int \frac {1}{1+x^2} \, dx,x,\sqrt {\tanh (x)}\right )}{\sqrt {\sinh (2 x)} \sqrt {\tanh (x)}} \\ & = \frac {\cosh (x)}{\sqrt {\sinh (2 x)}}+\frac {2 \arctan \left (\sqrt {\tanh (x)}\right ) \sinh (x)}{\sqrt {\sinh (2 x)} \sqrt {\tanh (x)}}+\frac {\arctan \left (\frac {\sqrt {\tanh (x)}}{\sqrt {2}}\right ) \sinh (x)}{3 \sqrt {2} \sqrt {\sinh (2 x)} \sqrt {\tanh (x)}}-\frac {2 \text {arctanh}\left (\sqrt {\tanh (x)}\right ) \sinh (x)}{3 \sqrt {\sinh (2 x)} \sqrt {\tanh (x)}} \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(160\) vs. \(2(69)=138\).
Time = 18.50 (sec) , antiderivative size = 160, normalized size of antiderivative = 2.32 \[ \int \frac {\cosh (x) (-\cosh (2 x)+\tanh (x))}{\sqrt {\sinh (2 x)} \left (\sinh ^2(x)+\sinh (2 x)\right )} \, dx=\frac {\sqrt {\sinh (2 x)} \left (6 \sqrt {2} \arctan \left (\frac {\sqrt {\tanh \left (\frac {x}{2}\right )}}{\sqrt {\frac {\cosh (x)}{1+\cosh (x)}}}\right )+\arctan \left (\frac {\sqrt {\tanh \left (\frac {x}{2}\right )}}{\sqrt {1+\tanh ^2\left (\frac {x}{2}\right )}}\right )-2 \sqrt {2} \text {arctanh}\left (\frac {\sqrt {\tanh \left (\frac {x}{2}\right )}}{\sqrt {\frac {\cosh (x)}{1+\cosh (x)}}}\right )+\frac {3 \sqrt {\cosh (x) \text {sech}^2\left (\frac {x}{2}\right )}}{\sqrt {\tanh \left (\frac {x}{2}\right )}}\right )}{6 (1+\cosh (x)) \sqrt {\tanh \left (\frac {x}{2}\right )} \sqrt {1+\tanh ^2\left (\frac {x}{2}\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. \(166\) vs. \(2(53)=106\).
Time = 1.33 (sec) , antiderivative size = 167, normalized size of antiderivative = 2.42
method | result | size |
default | \(\frac {\sqrt {\frac {\left (\tanh ^{2}\left (\frac {x}{2}\right )+1\right ) \tanh \left (\frac {x}{2}\right )}{\left (\tanh ^{2}\left (\frac {x}{2}\right )-1\right )^{2}}}\, \left (\tanh ^{2}\left (\frac {x}{2}\right )-1\right ) \left (2 \sqrt {2}\, \operatorname {arctanh}\left (\frac {\sqrt {\tanh ^{3}\left (\frac {x}{2}\right )+\tanh \left (\frac {x}{2}\right )}\, \sqrt {2}}{2 \tanh \left (\frac {x}{2}\right )}\right ) \tanh \left (\frac {x}{2}\right )+6 \sqrt {2}\, \arctan \left (\frac {\sqrt {\tanh ^{3}\left (\frac {x}{2}\right )+\tanh \left (\frac {x}{2}\right )}\, \sqrt {2}}{2 \tanh \left (\frac {x}{2}\right )}\right ) \tanh \left (\frac {x}{2}\right )+\arctan \left (\frac {\sqrt {\tanh ^{3}\left (\frac {x}{2}\right )+\tanh \left (\frac {x}{2}\right )}}{\tanh \left (\frac {x}{2}\right )}\right ) \tanh \left (\frac {x}{2}\right )-3 \sqrt {\tanh ^{3}\left (\frac {x}{2}\right )+\tanh \left (\frac {x}{2}\right )}\right )}{6 \sqrt {\left (\tanh ^{2}\left (\frac {x}{2}\right )+1\right ) \tanh \left (\frac {x}{2}\right )}\, \tanh \left (\frac {x}{2}\right )}\) | \(167\) |
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Leaf count of result is larger than twice the leaf count of optimal. 376 vs. \(2 (53) = 106\).
Time = 0.26 (sec) , antiderivative size = 376, normalized size of antiderivative = 5.45 \[ \int \frac {\cosh (x) (-\cosh (2 x)+\tanh (x))}{\sqrt {\sinh (2 x)} \left (\sinh ^2(x)+\sinh (2 x)\right )} \, dx=-\frac {{\left (\cosh \left (x\right )^{2} + 2 \, \cosh \left (x\right ) \sinh \left (x\right ) + \sinh \left (x\right )^{2} - 1\right )} \arctan \left (\frac {{\left (\sqrt {2} \cosh \left (x\right )^{2} + 2 \, \sqrt {2} \cosh \left (x\right ) \sinh \left (x\right ) + \sqrt {2} \sinh \left (x\right )^{2} + 3 \, \sqrt {2}\right )} \sqrt {\frac {\cosh \left (x\right ) \sinh \left (x\right )}{\cosh \left (x\right )^{2} - 2 \, \cosh \left (x\right ) \sinh \left (x\right ) + \sinh \left (x\right )^{2}}}}{2 \, {\left (\cosh \left (x\right )^{4} + 4 \, \cosh \left (x\right )^{3} \sinh \left (x\right ) + 6 \, \cosh \left (x\right )^{2} \sinh \left (x\right )^{2} + 4 \, \cosh \left (x\right ) \sinh \left (x\right )^{3} + \sinh \left (x\right )^{4} - 1\right )}}\right ) + 6 \, {\left (\sqrt {2} \cosh \left (x\right )^{2} + 2 \, \sqrt {2} \cosh \left (x\right ) \sinh \left (x\right ) + \sqrt {2} \sinh \left (x\right )^{2} - \sqrt {2}\right )} \arctan \left (\frac {2 \, \sqrt {\frac {\cosh \left (x\right ) \sinh \left (x\right )}{\cosh \left (x\right )^{2} - 2 \, \cosh \left (x\right ) \sinh \left (x\right ) + \sinh \left (x\right )^{2}}}}{\cosh \left (x\right )^{4} + 4 \, \cosh \left (x\right )^{3} \sinh \left (x\right ) + 6 \, \cosh \left (x\right )^{2} \sinh \left (x\right )^{2} + 4 \, \cosh \left (x\right ) \sinh \left (x\right )^{3} + \sinh \left (x\right )^{4} - 1}\right ) - {\left (\sqrt {2} \cosh \left (x\right )^{2} + 2 \, \sqrt {2} \cosh \left (x\right ) \sinh \left (x\right ) + \sqrt {2} \sinh \left (x\right )^{2} - \sqrt {2}\right )} \log \left (2 \, \cosh \left (x\right )^{4} + 8 \, \cosh \left (x\right )^{3} \sinh \left (x\right ) + 12 \, \cosh \left (x\right )^{2} \sinh \left (x\right )^{2} + 8 \, \cosh \left (x\right ) \sinh \left (x\right )^{3} + 2 \, \sinh \left (x\right )^{4} - 4 \, {\left (\cosh \left (x\right )^{2} + 2 \, \cosh \left (x\right ) \sinh \left (x\right ) + \sinh \left (x\right )^{2}\right )} \sqrt {\frac {\cosh \left (x\right ) \sinh \left (x\right )}{\cosh \left (x\right )^{2} - 2 \, \cosh \left (x\right ) \sinh \left (x\right ) + \sinh \left (x\right )^{2}}} - 1\right ) - 12 \, \sqrt {2} \sqrt {\frac {\cosh \left (x\right ) \sinh \left (x\right )}{\cosh \left (x\right )^{2} - 2 \, \cosh \left (x\right ) \sinh \left (x\right ) + \sinh \left (x\right )^{2}}}}{12 \, {\left (\cosh \left (x\right )^{2} + 2 \, \cosh \left (x\right ) \sinh \left (x\right ) + \sinh \left (x\right )^{2} - 1\right )}} \]
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\[ \int \frac {\cosh (x) (-\cosh (2 x)+\tanh (x))}{\sqrt {\sinh (2 x)} \left (\sinh ^2(x)+\sinh (2 x)\right )} \, dx=- \int \frac {\cosh {\left (x \right )} \cosh {\left (2 x \right )}}{\sinh ^{2}{\left (x \right )} \sqrt {\sinh {\left (2 x \right )}} + \sinh ^{\frac {3}{2}}{\left (2 x \right )}}\, dx - \int \left (- \frac {\cosh {\left (x \right )} \tanh {\left (x \right )}}{\sinh ^{2}{\left (x \right )} \sqrt {\sinh {\left (2 x \right )}} + \sinh ^{\frac {3}{2}}{\left (2 x \right )}}\right )\, dx \]
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\[ \int \frac {\cosh (x) (-\cosh (2 x)+\tanh (x))}{\sqrt {\sinh (2 x)} \left (\sinh ^2(x)+\sinh (2 x)\right )} \, dx=\int { -\frac {{\left (\cosh \left (2 \, x\right ) - \tanh \left (x\right )\right )} \cosh \left (x\right )}{{\left (\sinh \left (x\right )^{2} + \sinh \left (2 \, x\right )\right )} \sqrt {\sinh \left (2 \, x\right )}} \,d x } \]
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Time = 0.34 (sec) , antiderivative size = 90, normalized size of antiderivative = 1.30 \[ \int \frac {\cosh (x) (-\cosh (2 x)+\tanh (x))}{\sqrt {\sinh (2 x)} \left (\sinh ^2(x)+\sinh (2 x)\right )} \, dx=\sqrt {2} \arctan \left (\sqrt {e^{\left (4 \, x\right )} - 1} - e^{\left (2 \, x\right )}\right ) + \frac {1}{6} \, \sqrt {2} \log \left (-\sqrt {e^{\left (4 \, x\right )} - 1} + e^{\left (2 \, x\right )}\right ) + \frac {\sqrt {2}}{\sqrt {e^{\left (4 \, x\right )} - 1} - e^{\left (2 \, x\right )} + 1} + \frac {1}{6} \, \arctan \left (\frac {1}{4} \, \sqrt {2} {\left (3 \, \sqrt {e^{\left (4 \, x\right )} - 1} - 3 \, e^{\left (2 \, x\right )} - 1\right )}\right ) \]
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Timed out. \[ \int \frac {\cosh (x) (-\cosh (2 x)+\tanh (x))}{\sqrt {\sinh (2 x)} \left (\sinh ^2(x)+\sinh (2 x)\right )} \, dx=-\int \frac {\mathrm {cosh}\left (x\right )\,\left (\mathrm {cosh}\left (2\,x\right )-\mathrm {tanh}\left (x\right )\right )}{\sqrt {\mathrm {sinh}\left (2\,x\right )}\,\left ({\mathrm {sinh}\left (x\right )}^2+\mathrm {sinh}\left (2\,x\right )\right )} \,d x \]
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