Optimal. Leaf size=48 \[ \frac{e^{a c+b c x} \cot ^{-1}(\text{csch}(c (a+b x)))}{b c}-\frac{\log \left (e^{2 c (a+b x)}+1\right )}{b c} \]
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Rubi [A] time = 0.0773401, antiderivative size = 48, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 5, integrand size = 20, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.25, Rules used = {2194, 5208, 2282, 12, 260} \[ \frac{e^{a c+b c x} \cot ^{-1}(\text{csch}(c (a+b x)))}{b c}-\frac{\log \left (e^{2 c (a+b x)}+1\right )}{b c} \]
Antiderivative was successfully verified.
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Rule 2194
Rule 5208
Rule 2282
Rule 12
Rule 260
Rubi steps
\begin{align*} \int e^{c (a+b x)} \cot ^{-1}(\text{csch}(a c+b c x)) \, dx &=\frac{\operatorname{Subst}\left (\int e^x \cot ^{-1}(\text{csch}(x)) \, dx,x,a c+b c x\right )}{b c}\\ &=\frac{e^{a c+b c x} \cot ^{-1}(\text{csch}(c (a+b x)))}{b c}-\frac{\operatorname{Subst}\left (\int e^x \text{sech}(x) \, dx,x,a c+b c x\right )}{b c}\\ &=\frac{e^{a c+b c x} \cot ^{-1}(\text{csch}(c (a+b x)))}{b c}-\frac{\operatorname{Subst}\left (\int \frac{2 x}{1+x^2} \, dx,x,e^{a c+b c x}\right )}{b c}\\ &=\frac{e^{a c+b c x} \cot ^{-1}(\text{csch}(c (a+b x)))}{b c}-\frac{2 \operatorname{Subst}\left (\int \frac{x}{1+x^2} \, dx,x,e^{a c+b c x}\right )}{b c}\\ &=\frac{e^{a c+b c x} \cot ^{-1}(\text{csch}(c (a+b x)))}{b c}-\frac{\log \left (1+e^{2 c (a+b x)}\right )}{b c}\\ \end{align*}
Mathematica [A] time = 0.0929313, size = 59, normalized size = 1.23 \[ \frac{e^{c (a+b x)} \cot ^{-1}\left (\frac{2 e^{c (a+b x)}}{e^{2 c (a+b x)}-1}\right )-\log \left (e^{2 c (a+b x)}+1\right )}{b c} \]
Warning: Unable to verify antiderivative.
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Maple [C] time = 0.307, size = 903, normalized size = 18.8 \begin{align*} \text{result too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.52135, size = 65, normalized size = 1.35 \begin{align*} \frac{\operatorname{arccot}\left (\operatorname{csch}\left (b c x + a c\right )\right ) e^{\left ({\left (b x + a\right )} c\right )}}{b c} - \frac{\log \left (e^{\left (2 \, b c x + 2 \, a c\right )} + 1\right )}{b c} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.48685, size = 192, normalized size = 4. \begin{align*} \frac{{\left (\cosh \left (b c x + a c\right ) + \sinh \left (b c x + a c\right )\right )} \arctan \left (\sinh \left (b c x + a c\right )\right ) - \log \left (\frac{2 \, \cosh \left (b c x + a c\right )}{\cosh \left (b c x + a c\right ) - \sinh \left (b c x + a c\right )}\right )}{b c} \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*} e^{a c} \int e^{b c x} \operatorname{acot}{\left (\operatorname{csch}{\left (a c + b c x \right )} \right )}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.13233, size = 88, normalized size = 1.83 \begin{align*} \frac{{\left (\arctan \left (\frac{1}{2} \, e^{\left (b c x + a c\right )} - \frac{1}{2} \, e^{\left (-b c x - a c\right )}\right ) e^{\left (b c x\right )} - e^{\left (-a c\right )} \log \left (e^{\left (2 \, b c x + 2 \, a c\right )} + 1\right )\right )} e^{\left (a c\right )}}{b c} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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