Optimal. Leaf size=34 \[ \frac{1}{3} \coth (x) \left (a \sinh ^2(x)\right )^{3/2}-\frac{2}{3} a \coth (x) \sqrt{a \sinh ^2(x)} \]
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Rubi [A] time = 0.0239005, antiderivative size = 34, 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 = {3203, 3207, 2638} \[ \frac{1}{3} \coth (x) \left (a \sinh ^2(x)\right )^{3/2}-\frac{2}{3} a \coth (x) \sqrt{a \sinh ^2(x)} \]
Antiderivative was successfully verified.
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Rule 3203
Rule 3207
Rule 2638
Rubi steps
\begin{align*} \int \left (a \sinh ^2(x)\right )^{3/2} \, dx &=\frac{1}{3} \coth (x) \left (a \sinh ^2(x)\right )^{3/2}-\frac{1}{3} (2 a) \int \sqrt{a \sinh ^2(x)} \, dx\\ &=\frac{1}{3} \coth (x) \left (a \sinh ^2(x)\right )^{3/2}-\frac{1}{3} \left (2 a \text{csch}(x) \sqrt{a \sinh ^2(x)}\right ) \int \sinh (x) \, dx\\ &=-\frac{2}{3} a \coth (x) \sqrt{a \sinh ^2(x)}+\frac{1}{3} \coth (x) \left (a \sinh ^2(x)\right )^{3/2}\\ \end{align*}
Mathematica [A] time = 0.0361036, size = 26, normalized size = 0.76 \[ \frac{1}{12} a (\cosh (3 x)-9 \cosh (x)) \text{csch}(x) \sqrt{a \sinh ^2(x)} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.035, size = 24, normalized size = 0.7 \begin{align*}{\frac{{a}^{2}\sinh \left ( x \right ) \cosh \left ( x \right ) \left ( \left ( \sinh \left ( x \right ) \right ) ^{2}-2 \right ) }{3}{\frac{1}{\sqrt{a \left ( \sinh \left ( x \right ) \right ) ^{2}}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.81804, size = 47, normalized size = 1.38 \begin{align*} -\frac{1}{24} \, a^{\frac{3}{2}} e^{\left (3 \, x\right )} + \frac{3}{8} \, a^{\frac{3}{2}} e^{\left (-x\right )} - \frac{1}{24} \, a^{\frac{3}{2}} e^{\left (-3 \, x\right )} + \frac{3}{8} \, a^{\frac{3}{2}} e^{x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.79921, size = 672, normalized size = 19.76 \begin{align*} \frac{{\left (6 \, a \cosh \left (x\right ) e^{x} \sinh \left (x\right )^{5} + a e^{x} \sinh \left (x\right )^{6} + 3 \,{\left (5 \, a \cosh \left (x\right )^{2} - 3 \, a\right )} e^{x} \sinh \left (x\right )^{4} + 4 \,{\left (5 \, a \cosh \left (x\right )^{3} - 9 \, a \cosh \left (x\right )\right )} e^{x} \sinh \left (x\right )^{3} + 3 \,{\left (5 \, a \cosh \left (x\right )^{4} - 18 \, a \cosh \left (x\right )^{2} - 3 \, a\right )} e^{x} \sinh \left (x\right )^{2} + 6 \,{\left (a \cosh \left (x\right )^{5} - 6 \, a \cosh \left (x\right )^{3} - 3 \, a \cosh \left (x\right )\right )} e^{x} \sinh \left (x\right ) +{\left (a \cosh \left (x\right )^{6} - 9 \, a \cosh \left (x\right )^{4} - 9 \, a \cosh \left (x\right )^{2} + a\right )} e^{x}\right )} \sqrt{a e^{\left (4 \, x\right )} - 2 \, a e^{\left (2 \, x\right )} + a} e^{\left (-x\right )}}{24 \,{\left (\cosh \left (x\right )^{3} e^{\left (2 \, x\right )} +{\left (e^{\left (2 \, x\right )} - 1\right )} \sinh \left (x\right )^{3} - \cosh \left (x\right )^{3} + 3 \,{\left (\cosh \left (x\right ) e^{\left (2 \, x\right )} - \cosh \left (x\right )\right )} \sinh \left (x\right )^{2} + 3 \,{\left (\cosh \left (x\right )^{2} e^{\left (2 \, x\right )} - \cosh \left (x\right )^{2}\right )} \sinh \left (x\right )\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 \sinh ^{2}{\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 [B] time = 1.18584, size = 95, normalized size = 2.79 \begin{align*} -\frac{1}{24} \,{\left ({\left (9 \, e^{\left (2 \, x\right )} \mathrm{sgn}\left (e^{\left (3 \, x\right )} - e^{x}\right ) - \mathrm{sgn}\left (e^{\left (3 \, x\right )} - e^{x}\right )\right )} e^{\left (-3 \, x\right )} - e^{\left (3 \, x\right )} \mathrm{sgn}\left (e^{\left (3 \, x\right )} - e^{x}\right ) + 9 \, e^{x} \mathrm{sgn}\left (e^{\left (3 \, x\right )} - e^{x}\right )\right )} a^{\frac{3}{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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