Integrand size = 14, antiderivative size = 91 \[ \int \frac {1}{(i \sinh (c+d x))^{7/2}} \, dx=\frac {6 i E\left (\left .\frac {1}{2} \left (i c-\frac {\pi }{2}+i d x\right )\right |2\right )}{5 d}+\frac {2 i \cosh (c+d x)}{5 d (i \sinh (c+d x))^{5/2}}+\frac {6 i \cosh (c+d x)}{5 d \sqrt {i \sinh (c+d x)}} \]
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Time = 0.03 (sec) , antiderivative size = 91, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {2716, 2719} \[ \int \frac {1}{(i \sinh (c+d x))^{7/2}} \, dx=\frac {6 i E\left (\left .\frac {1}{2} \left (i c+i d x-\frac {\pi }{2}\right )\right |2\right )}{5 d}+\frac {6 i \cosh (c+d x)}{5 d \sqrt {i \sinh (c+d x)}}+\frac {2 i \cosh (c+d x)}{5 d (i \sinh (c+d x))^{5/2}} \]
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Rule 2716
Rule 2719
Rubi steps \begin{align*} \text {integral}& = \frac {2 i \cosh (c+d x)}{5 d (i \sinh (c+d x))^{5/2}}+\frac {3}{5} \int \frac {1}{(i \sinh (c+d x))^{3/2}} \, dx \\ & = \frac {2 i \cosh (c+d x)}{5 d (i \sinh (c+d x))^{5/2}}+\frac {6 i \cosh (c+d x)}{5 d \sqrt {i \sinh (c+d x)}}-\frac {3}{5} \int \sqrt {i \sinh (c+d x)} \, dx \\ & = \frac {6 i E\left (\left .\frac {1}{2} \left (i c-\frac {\pi }{2}+i d x\right )\right |2\right )}{5 d}+\frac {2 i \cosh (c+d x)}{5 d (i \sinh (c+d x))^{5/2}}+\frac {6 i \cosh (c+d x)}{5 d \sqrt {i \sinh (c+d x)}} \\ \end{align*}
Time = 0.10 (sec) , antiderivative size = 80, normalized size of antiderivative = 0.88 \[ \int \frac {1}{(i \sinh (c+d x))^{7/2}} \, dx=-\frac {2 i \left (-3 \cosh (c+d x)+\coth (c+d x) \text {csch}(c+d x)+3 E\left (\left .\frac {1}{4} (-2 i c+\pi -2 i d x)\right |2\right ) \sqrt {i \sinh (c+d x)}\right )}{5 d \sqrt {i \sinh (c+d x)}} \]
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Time = 0.98 (sec) , antiderivative size = 204, normalized size of antiderivative = 2.24
method | result | size |
default | \(-\frac {i \left (6 \sqrt {-i \left (\sinh \left (d x +c \right )+i\right )}\, \sqrt {2}\, \sqrt {-i \left (i-\sinh \left (d x +c \right )\right )}\, \sqrt {i \sinh \left (d x +c \right )}\, \sinh \left (d x +c \right )^{2} \operatorname {EllipticE}\left (\sqrt {-i \left (\sinh \left (d x +c \right )+i\right )}, \frac {\sqrt {2}}{2}\right )-3 \sqrt {-i \left (\sinh \left (d x +c \right )+i\right )}\, \sqrt {2}\, \sqrt {-i \left (i-\sinh \left (d x +c \right )\right )}\, \sqrt {i \sinh \left (d x +c \right )}\, \sinh \left (d x +c \right )^{2} \operatorname {EllipticF}\left (\sqrt {-i \left (\sinh \left (d x +c \right )+i\right )}, \frac {\sqrt {2}}{2}\right )-6 \sinh \left (d x +c \right )^{4}-4 \sinh \left (d x +c \right )^{2}+2\right )}{5 \sinh \left (d x +c \right )^{2} \cosh \left (d x +c \right ) \sqrt {i \sinh \left (d x +c \right )}\, d}\) | \(204\) |
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Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 0.08 (sec) , antiderivative size = 178, normalized size of antiderivative = 1.96 \[ \int \frac {1}{(i \sinh (c+d x))^{7/2}} \, dx=\frac {2 \, {\left (2 \, \sqrt {\frac {1}{2}} {\left (3 \, e^{\left (6 \, d x + 6 \, c\right )} - 8 \, e^{\left (4 \, d x + 4 \, c\right )} + e^{\left (2 \, d x + 2 \, c\right )}\right )} \sqrt {i \, e^{\left (2 \, d x + 2 \, c\right )} - i} e^{\left (-\frac {1}{2} \, d x - \frac {1}{2} \, c\right )} + 3 \, {\left (\sqrt {2} \sqrt {i} e^{\left (6 \, d x + 6 \, c\right )} - 3 \, \sqrt {2} \sqrt {i} e^{\left (4 \, d x + 4 \, c\right )} + 3 \, \sqrt {2} \sqrt {i} e^{\left (2 \, d x + 2 \, c\right )} - \sqrt {2} \sqrt {i}\right )} {\rm weierstrassZeta}\left (4, 0, {\rm weierstrassPInverse}\left (4, 0, e^{\left (d x + c\right )}\right )\right )\right )}}{5 \, {\left (d e^{\left (6 \, d x + 6 \, c\right )} - 3 \, d e^{\left (4 \, d x + 4 \, c\right )} + 3 \, d e^{\left (2 \, d x + 2 \, c\right )} - d\right )}} \]
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\[ \int \frac {1}{(i \sinh (c+d x))^{7/2}} \, dx=\int \frac {1}{\left (i \sinh {\left (c + d x \right )}\right )^{\frac {7}{2}}}\, dx \]
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\[ \int \frac {1}{(i \sinh (c+d x))^{7/2}} \, dx=\int { \frac {1}{\left (i \, \sinh \left (d x + c\right )\right )^{\frac {7}{2}}} \,d x } \]
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\[ \int \frac {1}{(i \sinh (c+d x))^{7/2}} \, dx=\int { \frac {1}{\left (i \, \sinh \left (d x + c\right )\right )^{\frac {7}{2}}} \,d x } \]
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Timed out. \[ \int \frac {1}{(i \sinh (c+d x))^{7/2}} \, dx=\int \frac {1}{{\left (\mathrm {sinh}\left (c+d\,x\right )\,1{}\mathrm {i}\right )}^{7/2}} \,d x \]
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