Optimal. Leaf size=76 \[ -\frac{2 \cosh (a+b x) \sqrt{\text{csch}(a+b x)}}{b}-\frac{2 i E\left (\left .\frac{1}{2} \left (i a+i b x-\frac{\pi }{2}\right )\right |2\right )}{b \sqrt{i \sinh (a+b x)} \sqrt{\text{csch}(a+b x)}} \]
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Rubi [A] time = 0.0301108, antiderivative size = 76, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 3, integrand size = 10, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.3, Rules used = {3768, 3771, 2639} \[ -\frac{2 \cosh (a+b x) \sqrt{\text{csch}(a+b x)}}{b}-\frac{2 i E\left (\left .\frac{1}{2} \left (i a+i b x-\frac{\pi }{2}\right )\right |2\right )}{b \sqrt{i \sinh (a+b x)} \sqrt{\text{csch}(a+b x)}} \]
Antiderivative was successfully verified.
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Rule 3768
Rule 3771
Rule 2639
Rubi steps
\begin{align*} \int \text{csch}^{\frac{3}{2}}(a+b x) \, dx &=-\frac{2 \cosh (a+b x) \sqrt{\text{csch}(a+b x)}}{b}+\int \frac{1}{\sqrt{\text{csch}(a+b x)}} \, dx\\ &=-\frac{2 \cosh (a+b x) \sqrt{\text{csch}(a+b x)}}{b}+\frac{\int \sqrt{i \sinh (a+b x)} \, dx}{\sqrt{\text{csch}(a+b x)} \sqrt{i \sinh (a+b x)}}\\ &=-\frac{2 \cosh (a+b x) \sqrt{\text{csch}(a+b x)}}{b}-\frac{2 i E\left (\left .\frac{1}{2} \left (i a-\frac{\pi }{2}+i b x\right )\right |2\right )}{b \sqrt{\text{csch}(a+b x)} \sqrt{i \sinh (a+b x)}}\\ \end{align*}
Mathematica [A] time = 0.204587, size = 57, normalized size = 0.75 \[ -\frac{2 \sqrt{\text{csch}(a+b x)} \left (\cosh (a+b x)-\sqrt{i \sinh (a+b x)} E\left (\left .\frac{1}{4} (-2 i a-2 i b x+\pi )\right |2\right )\right )}{b} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.151, size = 154, normalized size = 2. \begin{align*}{\frac{1}{\cosh \left ( bx+a \right ) b} \left ( 2\,\sqrt{1-i\sinh \left ( bx+a \right ) }\sqrt{2}\sqrt{1+i\sinh \left ( bx+a \right ) }\sqrt{i\sinh \left ( bx+a \right ) }{\it EllipticE} \left ( \sqrt{1-i\sinh \left ( bx+a \right ) },1/2\,\sqrt{2} \right ) -\sqrt{1-i\sinh \left ( bx+a \right ) }\sqrt{2}\sqrt{1+i\sinh \left ( bx+a \right ) }\sqrt{i\sinh \left ( bx+a \right ) }{\it EllipticF} \left ( \sqrt{1-i\sinh \left ( bx+a \right ) },{\frac{\sqrt{2}}{2}} \right ) -2\, \left ( \cosh \left ( bx+a \right ) \right ) ^{2} \right ){\frac{1}{\sqrt{\sinh \left ( bx+a \right ) }}}} \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 \operatorname{csch}\left (b x + a\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 (\operatorname{csch}\left (b x + a\right )^{\frac{3}{2}}, 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 \operatorname{csch}^{\frac{3}{2}}{\left (a + b 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 \operatorname{csch}\left (b x + a\right )^{\frac{3}{2}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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