Optimal. Leaf size=17 \[ \frac {1}{8} \cosh (4 x)-\frac {1}{4} \cosh (2 x) \]
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Rubi [A] time = 0.01, antiderivative size = 17, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, integrand size = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {4284} \[ \frac {1}{8} \cosh (4 x)-\frac {1}{4} \cosh (2 x) \]
Antiderivative was successfully verified.
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Rule 4284
Rubi steps
\begin {align*} \int \cosh (3 x) \sinh (x) \, dx &=-\frac {1}{4} \cosh (2 x)+\frac {1}{8} \cosh (4 x)\\ \end {align*}
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Mathematica [A] time = 0.01, size = 17, normalized size = 1.00 \[ \frac {1}{8} \cosh (4 x)-\frac {\cosh ^2(x)}{2} \]
Antiderivative was successfully verified.
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fricas [B] time = 0.46, size = 33, normalized size = 1.94 \[ \frac {1}{8} \, \cosh \relax (x)^{4} + \frac {1}{8} \, \sinh \relax (x)^{4} + \frac {1}{4} \, {\left (3 \, \cosh \relax (x)^{2} - 1\right )} \sinh \relax (x)^{2} - \frac {1}{4} \, \cosh \relax (x)^{2} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.11, size = 26, normalized size = 1.53 \[ \frac {1}{16} \, {\left (e^{\left (2 \, x\right )} + e^{\left (-2 \, x\right )}\right )}^{2} - \frac {1}{8} \, e^{\left (2 \, x\right )} - \frac {1}{8} \, e^{\left (-2 \, x\right )} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.16, size = 14, normalized size = 0.82 \[ -\frac {\cosh \left (2 x \right )}{4}+\frac {\cosh \left (4 x \right )}{8} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [B] time = 0.30, size = 27, normalized size = 1.59 \[ -\frac {1}{16} \, {\left (2 \, e^{\left (-2 \, x\right )} - 1\right )} e^{\left (4 \, x\right )} - \frac {1}{8} \, e^{\left (-2 \, x\right )} + \frac {1}{16} \, e^{\left (-4 \, x\right )} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.06, size = 11, normalized size = 0.65 \[ {\mathrm {sinh}\relax (x)}^4+\frac {{\mathrm {sinh}\relax (x)}^2}{2} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.41, size = 20, normalized size = 1.18 \[ \frac {3 \sinh {\relax (x )} \sinh {\left (3 x \right )}}{8} - \frac {\cosh {\relax (x )} \cosh {\left (3 x \right )}}{8} \]
Verification of antiderivative is not currently implemented for this CAS.
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