Optimal. Leaf size=56 \[ -2 \sinh (x) \cosh (x) \sqrt{a \text{csch}^3(x)}-2 i (i \sinh (x))^{3/2} E\left (\left .\frac{\pi }{4}-\frac{i x}{2}\right |2\right ) \sqrt{a \text{csch}^3(x)} \]
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Rubi [A] time = 0.0338612, antiderivative size = 60, normalized size of antiderivative = 1.07, number of steps used = 4, number of rules used = 4, integrand size = 10, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.4, Rules used = {4123, 3768, 3771, 2639} \[ -2 \sinh (x) \cosh (x) \sqrt{a \text{csch}^3(x)}+\frac{2 i \sinh ^2(x) E\left (\left .\frac{\pi }{4}-\frac{i x}{2}\right |2\right ) \sqrt{a \text{csch}^3(x)}}{\sqrt{i \sinh (x)}} \]
Antiderivative was successfully verified.
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Rule 4123
Rule 3768
Rule 3771
Rule 2639
Rubi steps
\begin{align*} \int \sqrt{a \text{csch}^3(x)} \, dx &=\frac{\sqrt{a \text{csch}^3(x)} \int (i \text{csch}(x))^{3/2} \, dx}{(i \text{csch}(x))^{3/2}}\\ &=-2 \cosh (x) \sqrt{a \text{csch}^3(x)} \sinh (x)-\frac{\sqrt{a \text{csch}^3(x)} \int \frac{1}{\sqrt{i \text{csch}(x)}} \, dx}{(i \text{csch}(x))^{3/2}}\\ &=-2 \cosh (x) \sqrt{a \text{csch}^3(x)} \sinh (x)+\frac{\left (\sqrt{a \text{csch}^3(x)} \sinh ^2(x)\right ) \int \sqrt{i \sinh (x)} \, dx}{\sqrt{i \sinh (x)}}\\ &=-2 \cosh (x) \sqrt{a \text{csch}^3(x)} \sinh (x)+\frac{2 i \sqrt{a \text{csch}^3(x)} E\left (\left .\frac{\pi }{4}-\frac{i x}{2}\right |2\right ) \sinh ^2(x)}{\sqrt{i \sinh (x)}}\\ \end{align*}
Mathematica [A] time = 0.028467, size = 42, normalized size = 0.75 \[ -2 \sinh (x) \sqrt{a \text{csch}^3(x)} \left (\cosh (x)-\sqrt{i \sinh (x)} E\left (\left .\frac{1}{4} (\pi -2 i x)\right |2\right )\right ) \]
Antiderivative was successfully verified.
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Maple [F] time = 0.066, size = 0, normalized size = 0. \begin{align*} \int \sqrt{a \left ({\rm csch} \left (x\right ) \right ) ^{3}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \sqrt{a \operatorname{csch}\left (x\right )^{3}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\sqrt{a \operatorname{csch}\left (x\right )^{3}}, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \sqrt{a \operatorname{csch}^{3}{\left (x \right )}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \sqrt{a \operatorname{csch}\left (x\right )^{3}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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