Optimal. Leaf size=8 \[ \frac{\text{Shi}(2 x)}{2} \]
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Rubi [A] time = 0.0301795, antiderivative size = 8, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 3, integrand size = 8, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.375, Rules used = {5448, 12, 3298} \[ \frac{\text{Shi}(2 x)}{2} \]
Antiderivative was successfully verified.
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Rule 5448
Rule 12
Rule 3298
Rubi steps
\begin{align*} \int \frac{\cosh (x) \sinh (x)}{x} \, dx &=\int \frac{\sinh (2 x)}{2 x} \, dx\\ &=\frac{1}{2} \int \frac{\sinh (2 x)}{x} \, dx\\ &=\frac{\text{Shi}(2 x)}{2}\\ \end{align*}
Mathematica [A] time = 0.0057429, size = 8, normalized size = 1. \[ \frac{\text{Shi}(2 x)}{2} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.017, size = 7, normalized size = 0.9 \begin{align*}{\frac{{\it Shi} \left ( 2\,x \right ) }{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 1.28468, size = 18, normalized size = 2.25 \begin{align*} \frac{1}{4} \,{\rm Ei}\left (2 \, x\right ) - \frac{1}{4} \,{\rm Ei}\left (-2 \, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.97821, size = 38, normalized size = 4.75 \begin{align*} \frac{1}{4} \,{\rm Ei}\left (2 \, x\right ) - \frac{1}{4} \,{\rm Ei}\left (-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 \frac{\sinh{\left (x \right )} \cosh{\left (x \right )}}{x}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.14652, size = 18, normalized size = 2.25 \begin{align*} \frac{1}{4} \,{\rm Ei}\left (2 \, x\right ) - \frac{1}{4} \,{\rm Ei}\left (-2 \, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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