Optimal. Leaf size=50 \[ \frac{x \coth ^2(c+d x)}{\left (b \coth ^3(c+d x)\right )^{2/3}}-\frac{\coth (c+d x)}{d \left (b \coth ^3(c+d x)\right )^{2/3}} \]
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Rubi [A] time = 0.0242453, antiderivative size = 50, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 3, integrand size = 14, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.214, Rules used = {3658, 3473, 8} \[ \frac{x \coth ^2(c+d x)}{\left (b \coth ^3(c+d x)\right )^{2/3}}-\frac{\coth (c+d x)}{d \left (b \coth ^3(c+d x)\right )^{2/3}} \]
Antiderivative was successfully verified.
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Rule 3658
Rule 3473
Rule 8
Rubi steps
\begin{align*} \int \frac{1}{\left (b \coth ^3(c+d x)\right )^{2/3}} \, dx &=\frac{\coth ^2(c+d x) \int \tanh ^2(c+d x) \, dx}{\left (b \coth ^3(c+d x)\right )^{2/3}}\\ &=-\frac{\coth (c+d x)}{d \left (b \coth ^3(c+d x)\right )^{2/3}}+\frac{\coth ^2(c+d x) \int 1 \, dx}{\left (b \coth ^3(c+d x)\right )^{2/3}}\\ &=-\frac{\coth (c+d x)}{d \left (b \coth ^3(c+d x)\right )^{2/3}}+\frac{x \coth ^2(c+d x)}{\left (b \coth ^3(c+d x)\right )^{2/3}}\\ \end{align*}
Mathematica [A] time = 0.0599557, size = 40, normalized size = 0.8 \[ \frac{\coth (c+d x) \left (\tanh ^{-1}(\tanh (c+d x)) \coth (c+d x)-1\right )}{d \left (b \coth ^3(c+d x)\right )^{2/3}} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.093, size = 119, normalized size = 2.4 \begin{align*}{\frac{ \left ( 1+{{\rm e}^{2\,dx+2\,c}} \right ) ^{2}x}{ \left ({{\rm e}^{2\,dx+2\,c}}-1 \right ) ^{2}} \left ({\frac{b \left ( 1+{{\rm e}^{2\,dx+2\,c}} \right ) ^{3}}{ \left ({{\rm e}^{2\,dx+2\,c}}-1 \right ) ^{3}}} \right ) ^{-{\frac{2}{3}}}}+2\,{\frac{1+{{\rm e}^{2\,dx+2\,c}}}{ \left ({{\rm e}^{2\,dx+2\,c}}-1 \right ) ^{2}d} \left ({\frac{b \left ( 1+{{\rm e}^{2\,dx+2\,c}} \right ) ^{3}}{ \left ({{\rm e}^{2\,dx+2\,c}}-1 \right ) ^{3}}} \right ) ^{-2/3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.74955, size = 50, normalized size = 1. \begin{align*} \frac{d x + c}{b^{\frac{2}{3}} d} - \frac{2}{{\left (b^{\frac{2}{3}} e^{\left (-2 \, d x - 2 \, c\right )} + b^{\frac{2}{3}}\right )} d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 2.23736, size = 724, normalized size = 14.48 \begin{align*} -\frac{{\left (d x \cosh \left (d x + c\right )^{2} -{\left (d x e^{\left (2 \, d x + 2 \, c\right )} - d x\right )} \sinh \left (d x + c\right )^{2} + d x -{\left (d x \cosh \left (d x + c\right )^{2} + d x + 2\right )} e^{\left (2 \, d x + 2 \, c\right )} - 2 \,{\left (d x \cosh \left (d x + c\right ) e^{\left (2 \, d x + 2 \, c\right )} - d x \cosh \left (d x + c\right )\right )} \sinh \left (d x + c\right ) + 2\right )} \left (\frac{b e^{\left (6 \, d x + 6 \, c\right )} + 3 \, b e^{\left (4 \, d x + 4 \, c\right )} + 3 \, b e^{\left (2 \, d x + 2 \, c\right )} + b}{e^{\left (6 \, d x + 6 \, c\right )} - 3 \, e^{\left (4 \, d x + 4 \, c\right )} + 3 \, e^{\left (2 \, d x + 2 \, c\right )} - 1}\right )^{\frac{1}{3}}}{b d \cosh \left (d x + c\right )^{2} +{\left (b d e^{\left (2 \, d x + 2 \, c\right )} + b d\right )} \sinh \left (d x + c\right )^{2} + b d +{\left (b d \cosh \left (d x + c\right )^{2} + b d\right )} e^{\left (2 \, d x + 2 \, c\right )} + 2 \,{\left (b d \cosh \left (d x + c\right ) e^{\left (2 \, d x + 2 \, c\right )} + b d \cosh \left (d x + c\right )\right )} \sinh \left (d x + c\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{1}{\left (b \coth ^{3}{\left (c + d x \right )}\right )^{\frac{2}{3}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{1}{\left (b \coth \left (d x + c\right )^{3}\right )^{\frac{2}{3}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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