Optimal. Leaf size=17 \[ -\frac {1}{4} \cosh (2 x)+\frac {1}{8} \cosh (4 x) \]
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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 = {4369}
\begin {gather*} \frac {1}{8} \cosh (4 x)-\frac {1}{4} \cosh (2 x) \end {gather*}
Antiderivative was successfully verified.
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Rule 4369
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 \begin {gather*} -\frac {1}{2} \cosh ^2(x)+\frac {1}{8} \cosh (4 x) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.77, size = 14, normalized size = 0.82
method | result | size |
default | \(-\frac {\cosh \left (2 x \right )}{4}+\frac {\cosh \left (4 x \right )}{8}\) | \(14\) |
risch | \(\frac {{\mathrm e}^{4 x}}{16}-\frac {{\mathrm e}^{2 x}}{8}-\frac {{\mathrm e}^{-2 x}}{8}+\frac {{\mathrm e}^{-4 x}}{16}\) | \(26\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] Leaf count of result is larger than twice the leaf count of optimal. 27 vs.
\(2 (13) = 26\).
time = 0.27, size = 27, normalized size = 1.59 \begin {gather*} -\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 )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] Leaf count of result is larger than twice the leaf count of optimal. 33 vs.
\(2 (13) = 26\).
time = 0.39, size = 33, normalized size = 1.94 \begin {gather*} \frac {1}{8} \, \cosh \left (x\right )^{4} + \frac {1}{8} \, \sinh \left (x\right )^{4} + \frac {1}{4} \, {\left (3 \, \cosh \left (x\right )^{2} - 1\right )} \sinh \left (x\right )^{2} - \frac {1}{4} \, \cosh \left (x\right )^{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.12, size = 20, normalized size = 1.18 \begin {gather*} \frac {3 \sinh {\left (x \right )} \sinh {\left (3 x \right )}}{8} - \frac {\cosh {\left (x \right )} \cosh {\left (3 x \right )}}{8} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.39, size = 26, normalized size = 1.53 \begin {gather*} \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 )} \end {gather*}
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 \begin {gather*} {\mathrm {sinh}\left (x\right )}^4+\frac {{\mathrm {sinh}\left (x\right )}^2}{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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