Integrand size = 2, antiderivative size = 7 \[ \int \text {csch}(x) \, dx=\log \left (\tanh \left (\frac {x}{2}\right )\right ) \]
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Time = 0.00 (sec) , antiderivative size = 5, normalized size of antiderivative = 0.71, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.500, Rules used = {3855} \[ \int \text {csch}(x) \, dx=-\text {arctanh}(\cosh (x)) \]
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Rule 3855
Rubi steps \begin{align*} \text {integral}& = -\text {arctanh}(\cosh (x)) \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(17\) vs. \(2(7)=14\).
Time = 0.00 (sec) , antiderivative size = 17, normalized size of antiderivative = 2.43 \[ \int \text {csch}(x) \, dx=-\log \left (\cosh \left (\frac {x}{2}\right )\right )+\log \left (\sinh \left (\frac {x}{2}\right )\right ) \]
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Time = 0.03 (sec) , antiderivative size = 6, normalized size of antiderivative = 0.86
method | result | size |
default | \(-2 \,\operatorname {arctanh}\left ({\mathrm e}^{x}\right )\) | \(6\) |
parallelrisch | \(\ln \left (\tanh \left (\frac {x}{2}\right )\right )\) | \(6\) |
risch | \(\ln \left ({\mathrm e}^{x}-1\right )-\ln \left ({\mathrm e}^{x}+1\right )\) | \(14\) |
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Leaf count of result is larger than twice the leaf count of optimal. 17 vs. \(2 (5) = 10\).
Time = 0.23 (sec) , antiderivative size = 17, normalized size of antiderivative = 2.43 \[ \int \text {csch}(x) \, dx=-\log \left (\cosh \left (x\right ) + \sinh \left (x\right ) + 1\right ) + \log \left (\cosh \left (x\right ) + \sinh \left (x\right ) - 1\right ) \]
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Time = 0.09 (sec) , antiderivative size = 5, normalized size of antiderivative = 0.71 \[ \int \text {csch}(x) \, dx=\log {\left (\tanh {\left (\frac {x}{2} \right )} \right )} \]
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Leaf count of result is larger than twice the leaf count of optimal. 17 vs. \(2 (5) = 10\).
Time = 0.19 (sec) , antiderivative size = 17, normalized size of antiderivative = 2.43 \[ \int \text {csch}(x) \, dx=-\log \left (e^{\left (-x\right )} + 1\right ) + \log \left (e^{\left (-x\right )} - 1\right ) \]
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Leaf count of result is larger than twice the leaf count of optimal. 14 vs. \(2 (5) = 10\).
Time = 0.27 (sec) , antiderivative size = 14, normalized size of antiderivative = 2.00 \[ \int \text {csch}(x) \, dx=-\log \left (e^{x} + 1\right ) + \log \left ({\left | e^{x} - 1 \right |}\right ) \]
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Time = 0.02 (sec) , antiderivative size = 5, normalized size of antiderivative = 0.71 \[ \int \text {csch}(x) \, dx=\ln \left (\mathrm {tanh}\left (\frac {x}{2}\right )\right ) \]
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