Optimal. Leaf size=16 \[ \text{Chi}(2 x)-\frac{\sinh (2 x)}{2 x} \]
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Rubi [A] time = 0.0474439, antiderivative size = 16, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 4, integrand size = 8, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.5, Rules used = {5448, 12, 3297, 3301} \[ \text{Chi}(2 x)-\frac{\sinh (2 x)}{2 x} \]
Antiderivative was successfully verified.
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Rule 5448
Rule 12
Rule 3297
Rule 3301
Rubi steps
\begin{align*} \int \frac{\cosh (x) \sinh (x)}{x^2} \, dx &=\int \frac{\sinh (2 x)}{2 x^2} \, dx\\ &=\frac{1}{2} \int \frac{\sinh (2 x)}{x^2} \, dx\\ &=-\frac{\sinh (2 x)}{2 x}+\int \frac{\cosh (2 x)}{x} \, dx\\ &=\text{Chi}(2 x)-\frac{\sinh (2 x)}{2 x}\\ \end{align*}
Mathematica [A] time = 0.0061389, size = 16, normalized size = 1. \[ \text{Chi}(2 x)-\frac{\sinh (2 x)}{2 x} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.007, size = 15, normalized size = 0.9 \begin{align*}{\it Chi} \left ( 2\,x \right ) -{\frac{\sinh \left ( 2\,x \right ) }{2\,x}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.23678, size = 20, normalized size = 1.25 \begin{align*} \frac{1}{2} \, \Gamma \left (-1, 2 \, x\right ) + \frac{1}{2} \, \Gamma \left (-1, -2 \, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.02682, size = 70, normalized size = 4.38 \begin{align*} \frac{x{\rm Ei}\left (2 \, x\right ) + x{\rm Ei}\left (-2 \, x\right ) - 2 \, \cosh \left (x\right ) \sinh \left (x\right )}{2 \, x} \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^{2}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.12932, size = 41, normalized size = 2.56 \begin{align*} \frac{2 \, x{\rm Ei}\left (2 \, x\right ) + 2 \, x{\rm Ei}\left (-2 \, x\right ) - e^{\left (2 \, x\right )} + e^{\left (-2 \, x\right )}}{4 \, x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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