Integrand size = 21, antiderivative size = 80 \[ \int \frac {\coth ^3(c+d x)}{a+b \sinh (c+d x)} \, dx=\frac {b \text {csch}(c+d x)}{a^2 d}-\frac {\text {csch}^2(c+d x)}{2 a d}+\frac {\left (a^2+b^2\right ) \log (\sinh (c+d x))}{a^3 d}-\frac {\left (a^2+b^2\right ) \log (a+b \sinh (c+d x))}{a^3 d} \]
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Time = 0.07 (sec) , antiderivative size = 80, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.095, Rules used = {2800, 908} \[ \int \frac {\coth ^3(c+d x)}{a+b \sinh (c+d x)} \, dx=\frac {b \text {csch}(c+d x)}{a^2 d}+\frac {\left (a^2+b^2\right ) \log (\sinh (c+d x))}{a^3 d}-\frac {\left (a^2+b^2\right ) \log (a+b \sinh (c+d x))}{a^3 d}-\frac {\text {csch}^2(c+d x)}{2 a d} \]
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Rule 908
Rule 2800
Rubi steps \begin{align*} \text {integral}& = -\frac {\text {Subst}\left (\int \frac {-b^2-x^2}{x^3 (a+x)} \, dx,x,b \sinh (c+d x)\right )}{d} \\ & = -\frac {\text {Subst}\left (\int \left (-\frac {b^2}{a x^3}+\frac {b^2}{a^2 x^2}+\frac {-a^2-b^2}{a^3 x}+\frac {a^2+b^2}{a^3 (a+x)}\right ) \, dx,x,b \sinh (c+d x)\right )}{d} \\ & = \frac {b \text {csch}(c+d x)}{a^2 d}-\frac {\text {csch}^2(c+d x)}{2 a d}+\frac {\left (a^2+b^2\right ) \log (\sinh (c+d x))}{a^3 d}-\frac {\left (a^2+b^2\right ) \log (a+b \sinh (c+d x))}{a^3 d} \\ \end{align*}
Time = 0.10 (sec) , antiderivative size = 64, normalized size of antiderivative = 0.80 \[ \int \frac {\coth ^3(c+d x)}{a+b \sinh (c+d x)} \, dx=\frac {2 a b \text {csch}(c+d x)-a^2 \text {csch}^2(c+d x)+2 \left (a^2+b^2\right ) (\log (\sinh (c+d x))-\log (a+b \sinh (c+d x)))}{2 a^3 d} \]
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Time = 1.42 (sec) , antiderivative size = 143, normalized size of antiderivative = 1.79
method | result | size |
derivativedivides | \(\frac {-\frac {\frac {\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )^{2} a}{2}+2 b \tanh \left (\frac {d x}{2}+\frac {c}{2}\right )}{4 a^{2}}-\frac {1}{8 a \tanh \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}}+\frac {\left (4 a^{2}+4 b^{2}\right ) \ln \left (\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{4 a^{3}}+\frac {b}{2 a^{2} \tanh \left (\frac {d x}{2}+\frac {c}{2}\right )}+\frac {\left (-4 a^{2}-4 b^{2}\right ) \ln \left (\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )^{2} a -2 b \tanh \left (\frac {d x}{2}+\frac {c}{2}\right )-a \right )}{4 a^{3}}}{d}\) | \(143\) |
default | \(\frac {-\frac {\frac {\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )^{2} a}{2}+2 b \tanh \left (\frac {d x}{2}+\frac {c}{2}\right )}{4 a^{2}}-\frac {1}{8 a \tanh \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}}+\frac {\left (4 a^{2}+4 b^{2}\right ) \ln \left (\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{4 a^{3}}+\frac {b}{2 a^{2} \tanh \left (\frac {d x}{2}+\frac {c}{2}\right )}+\frac {\left (-4 a^{2}-4 b^{2}\right ) \ln \left (\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )^{2} a -2 b \tanh \left (\frac {d x}{2}+\frac {c}{2}\right )-a \right )}{4 a^{3}}}{d}\) | \(143\) |
risch | \(-\frac {2 \,{\mathrm e}^{d x +c} \left (-b \,{\mathrm e}^{2 d x +2 c}+a \,{\mathrm e}^{d x +c}+b \right )}{a^{2} d \left ({\mathrm e}^{2 d x +2 c}-1\right )^{2}}+\frac {\ln \left ({\mathrm e}^{2 d x +2 c}-1\right )}{d a}+\frac {b^{2} \ln \left ({\mathrm e}^{2 d x +2 c}-1\right )}{d \,a^{3}}-\frac {\ln \left ({\mathrm e}^{2 d x +2 c}+\frac {2 a \,{\mathrm e}^{d x +c}}{b}-1\right )}{d a}-\frac {\ln \left ({\mathrm e}^{2 d x +2 c}+\frac {2 a \,{\mathrm e}^{d x +c}}{b}-1\right ) b^{2}}{d \,a^{3}}\) | \(159\) |
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Leaf count of result is larger than twice the leaf count of optimal. 617 vs. \(2 (78) = 156\).
Time = 0.27 (sec) , antiderivative size = 617, normalized size of antiderivative = 7.71 \[ \int \frac {\coth ^3(c+d x)}{a+b \sinh (c+d x)} \, dx=\frac {2 \, a b \cosh \left (d x + c\right )^{3} + 2 \, a b \sinh \left (d x + c\right )^{3} - 2 \, a^{2} \cosh \left (d x + c\right )^{2} - 2 \, a b \cosh \left (d x + c\right ) + 2 \, {\left (3 \, a b \cosh \left (d x + c\right ) - a^{2}\right )} \sinh \left (d x + c\right )^{2} - {\left ({\left (a^{2} + b^{2}\right )} \cosh \left (d x + c\right )^{4} + 4 \, {\left (a^{2} + b^{2}\right )} \cosh \left (d x + c\right ) \sinh \left (d x + c\right )^{3} + {\left (a^{2} + b^{2}\right )} \sinh \left (d x + c\right )^{4} - 2 \, {\left (a^{2} + b^{2}\right )} \cosh \left (d x + c\right )^{2} + 2 \, {\left (3 \, {\left (a^{2} + b^{2}\right )} \cosh \left (d x + c\right )^{2} - a^{2} - b^{2}\right )} \sinh \left (d x + c\right )^{2} + a^{2} + b^{2} + 4 \, {\left ({\left (a^{2} + b^{2}\right )} \cosh \left (d x + c\right )^{3} - {\left (a^{2} + b^{2}\right )} \cosh \left (d x + c\right )\right )} \sinh \left (d x + c\right )\right )} \log \left (\frac {2 \, {\left (b \sinh \left (d x + c\right ) + a\right )}}{\cosh \left (d x + c\right ) - \sinh \left (d x + c\right )}\right ) + {\left ({\left (a^{2} + b^{2}\right )} \cosh \left (d x + c\right )^{4} + 4 \, {\left (a^{2} + b^{2}\right )} \cosh \left (d x + c\right ) \sinh \left (d x + c\right )^{3} + {\left (a^{2} + b^{2}\right )} \sinh \left (d x + c\right )^{4} - 2 \, {\left (a^{2} + b^{2}\right )} \cosh \left (d x + c\right )^{2} + 2 \, {\left (3 \, {\left (a^{2} + b^{2}\right )} \cosh \left (d x + c\right )^{2} - a^{2} - b^{2}\right )} \sinh \left (d x + c\right )^{2} + a^{2} + b^{2} + 4 \, {\left ({\left (a^{2} + b^{2}\right )} \cosh \left (d x + c\right )^{3} - {\left (a^{2} + b^{2}\right )} \cosh \left (d x + c\right )\right )} \sinh \left (d x + c\right )\right )} \log \left (\frac {2 \, \sinh \left (d x + c\right )}{\cosh \left (d x + c\right ) - \sinh \left (d x + c\right )}\right ) + 2 \, {\left (3 \, a b \cosh \left (d x + c\right )^{2} - 2 \, a^{2} \cosh \left (d x + c\right ) - a b\right )} \sinh \left (d x + c\right )}{a^{3} d \cosh \left (d x + c\right )^{4} + 4 \, a^{3} d \cosh \left (d x + c\right ) \sinh \left (d x + c\right )^{3} + a^{3} d \sinh \left (d x + c\right )^{4} - 2 \, a^{3} d \cosh \left (d x + c\right )^{2} + a^{3} d + 2 \, {\left (3 \, a^{3} d \cosh \left (d x + c\right )^{2} - a^{3} d\right )} \sinh \left (d x + c\right )^{2} + 4 \, {\left (a^{3} d \cosh \left (d x + c\right )^{3} - a^{3} d \cosh \left (d x + c\right )\right )} \sinh \left (d x + c\right )} \]
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\[ \int \frac {\coth ^3(c+d x)}{a+b \sinh (c+d x)} \, dx=\int \frac {\coth ^{3}{\left (c + d x \right )}}{a + b \sinh {\left (c + d x \right )}}\, dx \]
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Leaf count of result is larger than twice the leaf count of optimal. 173 vs. \(2 (78) = 156\).
Time = 0.20 (sec) , antiderivative size = 173, normalized size of antiderivative = 2.16 \[ \int \frac {\coth ^3(c+d x)}{a+b \sinh (c+d x)} \, dx=-\frac {2 \, {\left (b e^{\left (-d x - c\right )} - a e^{\left (-2 \, d x - 2 \, c\right )} - b e^{\left (-3 \, d x - 3 \, c\right )}\right )}}{{\left (2 \, a^{2} e^{\left (-2 \, d x - 2 \, c\right )} - a^{2} e^{\left (-4 \, d x - 4 \, c\right )} - a^{2}\right )} d} - \frac {{\left (a^{2} + b^{2}\right )} \log \left (-2 \, a e^{\left (-d x - c\right )} + b e^{\left (-2 \, d x - 2 \, c\right )} - b\right )}{a^{3} d} + \frac {{\left (a^{2} + b^{2}\right )} \log \left (e^{\left (-d x - c\right )} + 1\right )}{a^{3} d} + \frac {{\left (a^{2} + b^{2}\right )} \log \left (e^{\left (-d x - c\right )} - 1\right )}{a^{3} d} \]
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Leaf count of result is larger than twice the leaf count of optimal. 184 vs. \(2 (78) = 156\).
Time = 0.34 (sec) , antiderivative size = 184, normalized size of antiderivative = 2.30 \[ \int \frac {\coth ^3(c+d x)}{a+b \sinh (c+d x)} \, dx=\frac {\frac {2 \, {\left (a^{2} + b^{2}\right )} \log \left ({\left | e^{\left (d x + c\right )} - e^{\left (-d x - c\right )} \right |}\right )}{a^{3}} - \frac {2 \, {\left (a^{2} b + b^{3}\right )} \log \left ({\left | b {\left (e^{\left (d x + c\right )} - e^{\left (-d x - c\right )}\right )} + 2 \, a \right |}\right )}{a^{3} b} - \frac {3 \, a^{2} {\left (e^{\left (d x + c\right )} - e^{\left (-d x - c\right )}\right )}^{2} + 3 \, b^{2} {\left (e^{\left (d x + c\right )} - e^{\left (-d x - c\right )}\right )}^{2} - 4 \, a b {\left (e^{\left (d x + c\right )} - e^{\left (-d x - c\right )}\right )} + 4 \, a^{2}}{a^{3} {\left (e^{\left (d x + c\right )} - e^{\left (-d x - c\right )}\right )}^{2}}}{2 \, d} \]
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Time = 1.77 (sec) , antiderivative size = 1329, normalized size of antiderivative = 16.61 \[ \int \frac {\coth ^3(c+d x)}{a+b \sinh (c+d x)} \, dx=\text {Too large to display} \]
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