Integrand size = 14, antiderivative size = 62 \[ \int (i \sinh (c+d x))^{3/2} \, dx=-\frac {2 i \operatorname {EllipticF}\left (\frac {1}{2} \left (i c-\frac {\pi }{2}+i d x\right ),2\right )}{3 d}+\frac {2 i \cosh (c+d x) \sqrt {i \sinh (c+d x)}}{3 d} \]
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Time = 0.02 (sec) , antiderivative size = 62, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {2715, 2720} \[ \int (i \sinh (c+d x))^{3/2} \, dx=\frac {2 i \sqrt {i \sinh (c+d x)} \cosh (c+d x)}{3 d}-\frac {2 i \operatorname {EllipticF}\left (\frac {1}{2} \left (i c+i d x-\frac {\pi }{2}\right ),2\right )}{3 d} \]
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Rule 2715
Rule 2720
Rubi steps \begin{align*} \text {integral}& = \frac {2 i \cosh (c+d x) \sqrt {i \sinh (c+d x)}}{3 d}+\frac {1}{3} \int \frac {1}{\sqrt {i \sinh (c+d x)}} \, dx \\ & = -\frac {2 i \operatorname {EllipticF}\left (\frac {1}{2} \left (i c-\frac {\pi }{2}+i d x\right ),2\right )}{3 d}+\frac {2 i \cosh (c+d x) \sqrt {i \sinh (c+d x)}}{3 d} \\ \end{align*}
Result contains higher order function than in optimal. Order 5 vs. order 4 in optimal.
Time = 0.11 (sec) , antiderivative size = 94, normalized size of antiderivative = 1.52 \[ \int (i \sinh (c+d x))^{3/2} \, dx=-\frac {2 i \sqrt {i \sinh (c+d x)} \left (-\cosh (c+d x)+\text {csch}(c+d x) \operatorname {Hypergeometric2F1}\left (\frac {1}{4},\frac {1}{2},\frac {5}{4},\cosh (2 (c+d x))+\sinh (2 (c+d x))\right ) \sqrt {1-\cosh (2 c+2 d x)-\sinh (2 c+2 d x)}\right )}{3 d} \]
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Time = 1.08 (sec) , antiderivative size = 104, normalized size of antiderivative = 1.68
method | result | size |
default | \(\frac {i \left (\sqrt {1-i \sinh \left (d x +c \right )}\, \sqrt {2}\, \sqrt {1+i \sinh \left (d x +c \right )}\, \sqrt {i \sinh \left (d x +c \right )}\, \operatorname {EllipticF}\left (\sqrt {1-i \sinh \left (d x +c \right )}, \frac {\sqrt {2}}{2}\right )+2 i \cosh \left (d x +c \right )^{2} \sinh \left (d x +c \right )\right )}{3 \cosh \left (d x +c \right ) \sqrt {i \sinh \left (d x +c \right )}\, d}\) | \(104\) |
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Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 0.08 (sec) , antiderivative size = 79, normalized size of antiderivative = 1.27 \[ \int (i \sinh (c+d x))^{3/2} \, dx=\frac {{\left (\sqrt {\frac {1}{2}} {\left (i \, e^{\left (2 \, d x + 2 \, c\right )} + i\right )} \sqrt {i \, e^{\left (2 \, d x + 2 \, c\right )} - i} e^{\left (-\frac {1}{2} \, d x - \frac {1}{2} \, c\right )} - 2 i \, \sqrt {2} \sqrt {i} e^{\left (d x + c\right )} {\rm weierstrassPInverse}\left (4, 0, e^{\left (d x + c\right )}\right )\right )} e^{\left (-d x - c\right )}}{3 \, d} \]
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\[ \int (i \sinh (c+d x))^{3/2} \, dx=\int \left (i \sinh {\left (c + d x \right )}\right )^{\frac {3}{2}}\, dx \]
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\[ \int (i \sinh (c+d x))^{3/2} \, dx=\int { \left (i \, \sinh \left (d x + c\right )\right )^{\frac {3}{2}} \,d x } \]
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\[ \int (i \sinh (c+d x))^{3/2} \, dx=\int { \left (i \, \sinh \left (d x + c\right )\right )^{\frac {3}{2}} \,d x } \]
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Timed out. \[ \int (i \sinh (c+d x))^{3/2} \, dx=\int {\left (\mathrm {sinh}\left (c+d\,x\right )\,1{}\mathrm {i}\right )}^{3/2} \,d x \]
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