Integrand size = 12, antiderivative size = 56 \[ \int \frac {1}{\sqrt {b \text {csch}(c+d x)}} \, dx=-\frac {2 i E\left (\left .\frac {1}{2} \left (i c-\frac {\pi }{2}+i d x\right )\right |2\right )}{d \sqrt {b \text {csch}(c+d x)} \sqrt {i \sinh (c+d x)}} \]
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Time = 0.02 (sec) , antiderivative size = 56, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.167, Rules used = {3856, 2719} \[ \int \frac {1}{\sqrt {b \text {csch}(c+d x)}} \, dx=-\frac {2 i E\left (\left .\frac {1}{2} \left (i c+i d x-\frac {\pi }{2}\right )\right |2\right )}{d \sqrt {i \sinh (c+d x)} \sqrt {b \text {csch}(c+d x)}} \]
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Rule 2719
Rule 3856
Rubi steps \begin{align*} \text {integral}& = \frac {\int \sqrt {i \sinh (c+d x)} \, dx}{\sqrt {b \text {csch}(c+d x)} \sqrt {i \sinh (c+d x)}} \\ & = -\frac {2 i E\left (\left .\frac {1}{2} \left (i c-\frac {\pi }{2}+i d x\right )\right |2\right )}{d \sqrt {b \text {csch}(c+d x)} \sqrt {i \sinh (c+d x)}} \\ \end{align*}
Time = 0.05 (sec) , antiderivative size = 52, normalized size of antiderivative = 0.93 \[ \int \frac {1}{\sqrt {b \text {csch}(c+d x)}} \, dx=\frac {2 i E\left (\left .\frac {1}{4} (-2 i c+\pi -2 i d x)\right |2\right )}{d \sqrt {b \text {csch}(c+d x)} \sqrt {i \sinh (c+d x)}} \]
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Leaf count of result is larger than twice the leaf count of optimal. \(226\) vs. \(2(79)=158\).
Time = 0.50 (sec) , antiderivative size = 227, normalized size of antiderivative = 4.05
method | result | size |
risch | \(\frac {\sqrt {2}}{d \sqrt {\frac {b \,{\mathrm e}^{d x +c}}{{\mathrm e}^{2 d x +2 c}-1}}}-\frac {\left (\frac {2 b \,{\mathrm e}^{2 d x +2 c}-2 b}{b \sqrt {{\mathrm e}^{d x +c} \left (b \,{\mathrm e}^{2 d x +2 c}-b \right )}}-\frac {\sqrt {{\mathrm e}^{d x +c}+1}\, \sqrt {-2 \,{\mathrm e}^{d x +c}+2}\, \sqrt {-{\mathrm e}^{d x +c}}\, \left (-2 \operatorname {EllipticE}\left (\sqrt {{\mathrm e}^{d x +c}+1}, \frac {\sqrt {2}}{2}\right )+\operatorname {EllipticF}\left (\sqrt {{\mathrm e}^{d x +c}+1}, \frac {\sqrt {2}}{2}\right )\right )}{\sqrt {{\mathrm e}^{3 d x +3 c} b -{\mathrm e}^{d x +c} b}}\right ) \sqrt {2}\, \sqrt {b \,{\mathrm e}^{d x +c} \left ({\mathrm e}^{2 d x +2 c}-1\right )}}{d \sqrt {\frac {b \,{\mathrm e}^{d x +c}}{{\mathrm e}^{2 d x +2 c}-1}}\, \left ({\mathrm e}^{2 d x +2 c}-1\right )}\) | \(227\) |
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Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 0.08 (sec) , antiderivative size = 154, normalized size of antiderivative = 2.75 \[ \int \frac {1}{\sqrt {b \text {csch}(c+d x)}} \, dx=-\frac {2 \, \sqrt {2} \sqrt {b} {\left (\cosh \left (d x + c\right ) + \sinh \left (d x + c\right )\right )} {\rm weierstrassZeta}\left (4, 0, {\rm weierstrassPInverse}\left (4, 0, \cosh \left (d x + c\right ) + \sinh \left (d x + c\right )\right )\right ) + \sqrt {2} {\left (\cosh \left (d x + c\right )^{2} + 2 \, \cosh \left (d x + c\right ) \sinh \left (d x + c\right ) + \sinh \left (d x + c\right )^{2} - 1\right )} \sqrt {\frac {b \cosh \left (d x + c\right ) + b \sinh \left (d x + c\right )}{\cosh \left (d x + c\right )^{2} + 2 \, \cosh \left (d x + c\right ) \sinh \left (d x + c\right ) + \sinh \left (d x + c\right )^{2} - 1}}}{b d \cosh \left (d x + c\right ) + b d \sinh \left (d x + c\right )} \]
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\[ \int \frac {1}{\sqrt {b \text {csch}(c+d x)}} \, dx=\int \frac {1}{\sqrt {b \operatorname {csch}{\left (c + d x \right )}}}\, dx \]
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\[ \int \frac {1}{\sqrt {b \text {csch}(c+d x)}} \, dx=\int { \frac {1}{\sqrt {b \operatorname {csch}\left (d x + c\right )}} \,d x } \]
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\[ \int \frac {1}{\sqrt {b \text {csch}(c+d x)}} \, dx=\int { \frac {1}{\sqrt {b \operatorname {csch}\left (d x + c\right )}} \,d x } \]
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Timed out. \[ \int \frac {1}{\sqrt {b \text {csch}(c+d x)}} \, dx=\int \frac {1}{\sqrt {\frac {b}{\mathrm {sinh}\left (c+d\,x\right )}}} \,d x \]
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