Integrand size = 9, antiderivative size = 19 \[ \int \frac {\sinh (x)}{1+\coth (x)} \, dx=\frac {2 \cosh (x)}{3}-\frac {\sinh (x)}{3 (1+\coth (x))} \]
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Time = 0.02 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.222, Rules used = {3583, 2718} \[ \int \frac {\sinh (x)}{1+\coth (x)} \, dx=\frac {2 \cosh (x)}{3}-\frac {\sinh (x)}{3 (\coth (x)+1)} \]
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Rule 2718
Rule 3583
Rubi steps \begin{align*} \text {integral}& = -\frac {\sinh (x)}{3 (1+\coth (x))}+\frac {2}{3} \int \sinh (x) \, dx \\ & = \frac {2 \cosh (x)}{3}-\frac {\sinh (x)}{3 (1+\coth (x))} \\ \end{align*}
Time = 0.15 (sec) , antiderivative size = 21, normalized size of antiderivative = 1.11 \[ \int \frac {\sinh (x)}{1+\coth (x)} \, dx=\frac {1}{12} \left (9 \cosh (x)-\cosh (3 x)+4 \sinh ^3(x)\right ) \]
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Time = 0.14 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.95
method | result | size |
risch | \(\frac {{\mathrm e}^{x}}{4}+\frac {{\mathrm e}^{-x}}{2}-\frac {{\mathrm e}^{-3 x}}{12}\) | \(18\) |
parallelrisch | \(-\frac {\cosh \left (3 x \right )}{12}+\frac {3 \cosh \left (x \right )}{4}+\frac {\sinh \left (3 x \right )}{12}-\frac {\sinh \left (x \right )}{4}+\frac {1}{3}\) | \(23\) |
default | \(-\frac {2}{3 \left (\tanh \left (\frac {x}{2}\right )+1\right )^{3}}+\frac {1}{\left (\tanh \left (\frac {x}{2}\right )+1\right )^{2}}+\frac {1}{2 \tanh \left (\frac {x}{2}\right )+2}-\frac {1}{2 \left (\tanh \left (\frac {x}{2}\right )-1\right )}\) | \(40\) |
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Time = 0.25 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.32 \[ \int \frac {\sinh (x)}{1+\coth (x)} \, dx=\frac {\cosh \left (x\right )^{2} + 4 \, \cosh \left (x\right ) \sinh \left (x\right ) + \sinh \left (x\right )^{2} + 3}{6 \, {\left (\cosh \left (x\right ) + \sinh \left (x\right )\right )}} \]
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\[ \int \frac {\sinh (x)}{1+\coth (x)} \, dx=\int \frac {\sinh {\left (x \right )}}{\coth {\left (x \right )} + 1}\, dx \]
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Time = 0.19 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.89 \[ \int \frac {\sinh (x)}{1+\coth (x)} \, dx=\frac {1}{2} \, e^{\left (-x\right )} - \frac {1}{12} \, e^{\left (-3 \, x\right )} + \frac {1}{4} \, e^{x} \]
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Time = 0.28 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.00 \[ \int \frac {\sinh (x)}{1+\coth (x)} \, dx=\frac {1}{12} \, {\left (6 \, e^{\left (2 \, x\right )} - 1\right )} e^{\left (-3 \, x\right )} + \frac {1}{4} \, e^{x} \]
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Time = 1.88 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.89 \[ \int \frac {\sinh (x)}{1+\coth (x)} \, dx=\frac {{\mathrm {e}}^{-x}}{2}-\frac {{\mathrm {e}}^{-3\,x}}{12}+\frac {{\mathrm {e}}^x}{4} \]
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