Integrand size = 14, antiderivative size = 30 \[ \int \frac {1}{\sqrt {i \sinh (c+d x)}} \, dx=-\frac {2 i \operatorname {EllipticF}\left (\frac {1}{2} \left (i c-\frac {\pi }{2}+i d x\right ),2\right )}{d} \]
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Time = 0.01 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.071, Rules used = {2720} \[ \int \frac {1}{\sqrt {i \sinh (c+d x)}} \, dx=-\frac {2 i \operatorname {EllipticF}\left (\frac {1}{2} \left (i c+i d x-\frac {\pi }{2}\right ),2\right )}{d} \]
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Rule 2720
Rubi steps \begin{align*} \text {integral}& = -\frac {2 i \operatorname {EllipticF}\left (\frac {1}{2} \left (i c-\frac {\pi }{2}+i d x\right ),2\right )}{d} \\ \end{align*}
Time = 0.03 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.93 \[ \int \frac {1}{\sqrt {i \sinh (c+d x)}} \, dx=\frac {2 i \operatorname {EllipticF}\left (\frac {1}{2} \left (\frac {\pi }{2}-i (c+d x)\right ),2\right )}{d} \]
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Time = 0.64 (sec) , antiderivative size = 68, normalized size of antiderivative = 2.27
method | result | size |
default | \(\frac {i \sqrt {-i \left (\sinh \left (d x +c \right )+i\right )}\, \sqrt {2}\, \sqrt {-i \left (i-\sinh \left (d x +c \right )\right )}\, \operatorname {EllipticF}\left (\sqrt {-i \left (\sinh \left (d x +c \right )+i\right )}, \frac {\sqrt {2}}{2}\right )}{\cosh \left (d x +c \right ) d}\) | \(68\) |
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Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 0.07 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.67 \[ \int \frac {1}{\sqrt {i \sinh (c+d x)}} \, dx=-\frac {2 i \, \sqrt {2} \sqrt {i} {\rm weierstrassPInverse}\left (4, 0, e^{\left (d x + c\right )}\right )}{d} \]
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\[ \int \frac {1}{\sqrt {i \sinh (c+d x)}} \, dx=\int \frac {1}{\sqrt {i \sinh {\left (c + d x \right )}}}\, dx \]
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\[ \int \frac {1}{\sqrt {i \sinh (c+d x)}} \, dx=\int { \frac {1}{\sqrt {i \, \sinh \left (d x + c\right )}} \,d x } \]
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\[ \int \frac {1}{\sqrt {i \sinh (c+d x)}} \, dx=\int { \frac {1}{\sqrt {i \, \sinh \left (d x + c\right )}} \,d x } \]
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Timed out. \[ \int \frac {1}{\sqrt {i \sinh (c+d x)}} \, dx=\int \frac {1}{\sqrt {\mathrm {sinh}\left (c+d\,x\right )\,1{}\mathrm {i}}} \,d x \]
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