Optimal. Leaf size=81 \[ \frac{10}{21} i a \sqrt{i \sinh (x)} \sinh (x) \text{EllipticF}\left (\frac{\pi }{4}-\frac{i x}{2},2\right ) \sqrt{a \text{csch}^3(x)}+\frac{10}{21} a \cosh (x) \sqrt{a \text{csch}^3(x)}-\frac{2}{7} a \coth (x) \text{csch}(x) \sqrt{a \text{csch}^3(x)} \]
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Rubi [A] time = 0.0452946, antiderivative size = 81, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 4, integrand size = 10, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.4, Rules used = {4123, 3768, 3771, 2641} \[ \frac{10}{21} a \cosh (x) \sqrt{a \text{csch}^3(x)}-\frac{2}{7} a \coth (x) \text{csch}(x) \sqrt{a \text{csch}^3(x)}+\frac{10}{21} i a \sqrt{i \sinh (x)} \sinh (x) F\left (\left .\frac{\pi }{4}-\frac{i x}{2}\right |2\right ) \sqrt{a \text{csch}^3(x)} \]
Antiderivative was successfully verified.
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Rule 4123
Rule 3768
Rule 3771
Rule 2641
Rubi steps
\begin{align*} \int \left (a \text{csch}^3(x)\right )^{3/2} \, dx &=\frac{\left (i a \sqrt{a \text{csch}^3(x)}\right ) \int (i \text{csch}(x))^{9/2} \, dx}{(i \text{csch}(x))^{3/2}}\\ &=-\frac{2}{7} a \coth (x) \text{csch}(x) \sqrt{a \text{csch}^3(x)}+\frac{\left (5 i a \sqrt{a \text{csch}^3(x)}\right ) \int (i \text{csch}(x))^{5/2} \, dx}{7 (i \text{csch}(x))^{3/2}}\\ &=\frac{10}{21} a \cosh (x) \sqrt{a \text{csch}^3(x)}-\frac{2}{7} a \coth (x) \text{csch}(x) \sqrt{a \text{csch}^3(x)}+\frac{\left (5 i a \sqrt{a \text{csch}^3(x)}\right ) \int \sqrt{i \text{csch}(x)} \, dx}{21 (i \text{csch}(x))^{3/2}}\\ &=\frac{10}{21} a \cosh (x) \sqrt{a \text{csch}^3(x)}-\frac{2}{7} a \coth (x) \text{csch}(x) \sqrt{a \text{csch}^3(x)}+\frac{1}{21} \left (5 a \sqrt{a \text{csch}^3(x)} \sqrt{i \sinh (x)} \sinh (x)\right ) \int \frac{1}{\sqrt{i \sinh (x)}} \, dx\\ &=\frac{10}{21} a \cosh (x) \sqrt{a \text{csch}^3(x)}-\frac{2}{7} a \coth (x) \text{csch}(x) \sqrt{a \text{csch}^3(x)}+\frac{10}{21} i a \sqrt{a \text{csch}^3(x)} F\left (\left .\frac{\pi }{4}-\frac{i x}{2}\right |2\right ) \sqrt{i \sinh (x)} \sinh (x)\\ \end{align*}
Mathematica [A] time = 0.113659, size = 56, normalized size = 0.69 \[ -\frac{2}{21} a \sinh (x) \sqrt{a \text{csch}^3(x)} \left (\coth (x) \left (3 \text{csch}^2(x)-5\right )-5 i \sqrt{i \sinh (x)} \text{EllipticF}\left (\frac{1}{4} (\pi -2 i x),2\right )\right ) \]
Antiderivative was successfully verified.
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Maple [F] time = 0.047, size = 0, normalized size = 0. \begin{align*} \int \left ( a \left ({\rm csch} \left (x\right ) \right ) ^{3} \right ) ^{{\frac{3}{2}}}\, 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 \left (a \operatorname{csch}\left (x\right )^{3}\right )^{\frac{3}{2}}\,{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}} 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 \left (a \operatorname{csch}^{3}{\left (x \right )}\right )^{\frac{3}{2}}\, 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 \left (a \operatorname{csch}\left (x\right )^{3}\right )^{\frac{3}{2}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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