Integrand size = 31, antiderivative size = 296 \[ \int \frac {(e+f x)^2 \text {csch}^2(c+d x)}{a+i a \sinh (c+d x)} \, dx=-\frac {2 (e+f x)^2}{a d}+\frac {2 i (e+f x)^2 \text {arctanh}\left (e^{c+d x}\right )}{a d}-\frac {(e+f x)^2 \coth (c+d x)}{a d}+\frac {4 f (e+f x) \log \left (1+i e^{c+d x}\right )}{a d^2}+\frac {2 f (e+f x) \log \left (1-e^{2 (c+d x)}\right )}{a d^2}+\frac {2 i f (e+f x) \operatorname {PolyLog}\left (2,-e^{c+d x}\right )}{a d^2}+\frac {4 f^2 \operatorname {PolyLog}\left (2,-i e^{c+d x}\right )}{a d^3}-\frac {2 i f (e+f x) \operatorname {PolyLog}\left (2,e^{c+d x}\right )}{a d^2}+\frac {f^2 \operatorname {PolyLog}\left (2,e^{2 (c+d x)}\right )}{a d^3}-\frac {2 i f^2 \operatorname {PolyLog}\left (3,-e^{c+d x}\right )}{a d^3}+\frac {2 i f^2 \operatorname {PolyLog}\left (3,e^{c+d x}\right )}{a d^3}-\frac {(e+f x)^2 \tanh \left (\frac {c}{2}+\frac {i \pi }{4}+\frac {d x}{2}\right )}{a d} \]
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Time = 0.41 (sec) , antiderivative size = 296, normalized size of antiderivative = 1.00, number of steps used = 20, number of rules used = 11, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.355, Rules used = {5694, 4269, 3797, 2221, 2317, 2438, 4267, 2611, 2320, 6724, 3399} \[ \int \frac {(e+f x)^2 \text {csch}^2(c+d x)}{a+i a \sinh (c+d x)} \, dx=\frac {2 i (e+f x)^2 \text {arctanh}\left (e^{c+d x}\right )}{a d}+\frac {4 f^2 \operatorname {PolyLog}\left (2,-i e^{c+d x}\right )}{a d^3}+\frac {f^2 \operatorname {PolyLog}\left (2,e^{2 (c+d x)}\right )}{a d^3}-\frac {2 i f^2 \operatorname {PolyLog}\left (3,-e^{c+d x}\right )}{a d^3}+\frac {2 i f^2 \operatorname {PolyLog}\left (3,e^{c+d x}\right )}{a d^3}+\frac {2 i f (e+f x) \operatorname {PolyLog}\left (2,-e^{c+d x}\right )}{a d^2}-\frac {2 i f (e+f x) \operatorname {PolyLog}\left (2,e^{c+d x}\right )}{a d^2}+\frac {4 f (e+f x) \log \left (1+i e^{c+d x}\right )}{a d^2}+\frac {2 f (e+f x) \log \left (1-e^{2 (c+d x)}\right )}{a d^2}-\frac {(e+f x)^2 \tanh \left (\frac {c}{2}+\frac {d x}{2}+\frac {i \pi }{4}\right )}{a d}-\frac {(e+f x)^2 \coth (c+d x)}{a d}-\frac {2 (e+f x)^2}{a d} \]
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Rule 2221
Rule 2317
Rule 2320
Rule 2438
Rule 2611
Rule 3399
Rule 3797
Rule 4267
Rule 4269
Rule 5694
Rule 6724
Rubi steps \begin{align*} \text {integral}& = -\left (i \int \frac {(e+f x)^2 \text {csch}(c+d x)}{a+i a \sinh (c+d x)} \, dx\right )+\frac {\int (e+f x)^2 \text {csch}^2(c+d x) \, dx}{a} \\ & = -\frac {(e+f x)^2 \coth (c+d x)}{a d}-\frac {i \int (e+f x)^2 \text {csch}(c+d x) \, dx}{a}+\frac {(2 f) \int (e+f x) \coth (c+d x) \, dx}{a d}-\int \frac {(e+f x)^2}{a+i a \sinh (c+d x)} \, dx \\ & = -\frac {(e+f x)^2}{a d}+\frac {2 i (e+f x)^2 \text {arctanh}\left (e^{c+d x}\right )}{a d}-\frac {(e+f x)^2 \coth (c+d x)}{a d}-\frac {\int (e+f x)^2 \csc ^2\left (\frac {1}{2} \left (i c+\frac {\pi }{2}\right )+\frac {i d x}{2}\right ) \, dx}{2 a}+\frac {(2 i f) \int (e+f x) \log \left (1-e^{c+d x}\right ) \, dx}{a d}-\frac {(2 i f) \int (e+f x) \log \left (1+e^{c+d x}\right ) \, dx}{a d}-\frac {(4 f) \int \frac {e^{2 (c+d x)} (e+f x)}{1-e^{2 (c+d x)}} \, dx}{a d} \\ & = -\frac {(e+f x)^2}{a d}+\frac {2 i (e+f x)^2 \text {arctanh}\left (e^{c+d x}\right )}{a d}-\frac {(e+f x)^2 \coth (c+d x)}{a d}+\frac {2 f (e+f x) \log \left (1-e^{2 (c+d x)}\right )}{a d^2}+\frac {2 i f (e+f x) \operatorname {PolyLog}\left (2,-e^{c+d x}\right )}{a d^2}-\frac {2 i f (e+f x) \operatorname {PolyLog}\left (2,e^{c+d x}\right )}{a d^2}-\frac {(e+f x)^2 \tanh \left (\frac {c}{2}+\frac {i \pi }{4}+\frac {d x}{2}\right )}{a d}+\frac {(2 f) \int (e+f x) \coth \left (\frac {c}{2}-\frac {i \pi }{4}+\frac {d x}{2}\right ) \, dx}{a d}-\frac {\left (2 i f^2\right ) \int \operatorname {PolyLog}\left (2,-e^{c+d x}\right ) \, dx}{a d^2}+\frac {\left (2 i f^2\right ) \int \operatorname {PolyLog}\left (2,e^{c+d x}\right ) \, dx}{a d^2}-\frac {\left (2 f^2\right ) \int \log \left (1-e^{2 (c+d x)}\right ) \, dx}{a d^2} \\ & = -\frac {2 (e+f x)^2}{a d}+\frac {2 i (e+f x)^2 \text {arctanh}\left (e^{c+d x}\right )}{a d}-\frac {(e+f x)^2 \coth (c+d x)}{a d}+\frac {2 f (e+f x) \log \left (1-e^{2 (c+d x)}\right )}{a d^2}+\frac {2 i f (e+f x) \operatorname {PolyLog}\left (2,-e^{c+d x}\right )}{a d^2}-\frac {2 i f (e+f x) \operatorname {PolyLog}\left (2,e^{c+d x}\right )}{a d^2}-\frac {(e+f x)^2 \tanh \left (\frac {c}{2}+\frac {i \pi }{4}+\frac {d x}{2}\right )}{a d}+\frac {(4 i f) \int \frac {e^{2 \left (\frac {c}{2}+\frac {d x}{2}\right )} (e+f x)}{1+i e^{2 \left (\frac {c}{2}+\frac {d x}{2}\right )}} \, dx}{a d}-\frac {\left (2 i f^2\right ) \text {Subst}\left (\int \frac {\operatorname {PolyLog}(2,-x)}{x} \, dx,x,e^{c+d x}\right )}{a d^3}+\frac {\left (2 i f^2\right ) \text {Subst}\left (\int \frac {\operatorname {PolyLog}(2,x)}{x} \, dx,x,e^{c+d x}\right )}{a d^3}-\frac {f^2 \text {Subst}\left (\int \frac {\log (1-x)}{x} \, dx,x,e^{2 (c+d x)}\right )}{a d^3} \\ & = -\frac {2 (e+f x)^2}{a d}+\frac {2 i (e+f x)^2 \text {arctanh}\left (e^{c+d x}\right )}{a d}-\frac {(e+f x)^2 \coth (c+d x)}{a d}+\frac {4 f (e+f x) \log \left (1+i e^{c+d x}\right )}{a d^2}+\frac {2 f (e+f x) \log \left (1-e^{2 (c+d x)}\right )}{a d^2}+\frac {2 i f (e+f x) \operatorname {PolyLog}\left (2,-e^{c+d x}\right )}{a d^2}-\frac {2 i f (e+f x) \operatorname {PolyLog}\left (2,e^{c+d x}\right )}{a d^2}+\frac {f^2 \operatorname {PolyLog}\left (2,e^{2 (c+d x)}\right )}{a d^3}-\frac {2 i f^2 \operatorname {PolyLog}\left (3,-e^{c+d x}\right )}{a d^3}+\frac {2 i f^2 \operatorname {PolyLog}\left (3,e^{c+d x}\right )}{a d^3}-\frac {(e+f x)^2 \tanh \left (\frac {c}{2}+\frac {i \pi }{4}+\frac {d x}{2}\right )}{a d}-\frac {\left (4 f^2\right ) \int \log \left (1+i e^{2 \left (\frac {c}{2}+\frac {d x}{2}\right )}\right ) \, dx}{a d^2} \\ & = -\frac {2 (e+f x)^2}{a d}+\frac {2 i (e+f x)^2 \text {arctanh}\left (e^{c+d x}\right )}{a d}-\frac {(e+f x)^2 \coth (c+d x)}{a d}+\frac {4 f (e+f x) \log \left (1+i e^{c+d x}\right )}{a d^2}+\frac {2 f (e+f x) \log \left (1-e^{2 (c+d x)}\right )}{a d^2}+\frac {2 i f (e+f x) \operatorname {PolyLog}\left (2,-e^{c+d x}\right )}{a d^2}-\frac {2 i f (e+f x) \operatorname {PolyLog}\left (2,e^{c+d x}\right )}{a d^2}+\frac {f^2 \operatorname {PolyLog}\left (2,e^{2 (c+d x)}\right )}{a d^3}-\frac {2 i f^2 \operatorname {PolyLog}\left (3,-e^{c+d x}\right )}{a d^3}+\frac {2 i f^2 \operatorname {PolyLog}\left (3,e^{c+d x}\right )}{a d^3}-\frac {(e+f x)^2 \tanh \left (\frac {c}{2}+\frac {i \pi }{4}+\frac {d x}{2}\right )}{a d}-\frac {\left (4 f^2\right ) \text {Subst}\left (\int \frac {\log (1+i x)}{x} \, dx,x,e^{2 \left (\frac {c}{2}+\frac {d x}{2}\right )}\right )}{a d^3} \\ & = -\frac {2 (e+f x)^2}{a d}+\frac {2 i (e+f x)^2 \text {arctanh}\left (e^{c+d x}\right )}{a d}-\frac {(e+f x)^2 \coth (c+d x)}{a d}+\frac {4 f (e+f x) \log \left (1+i e^{c+d x}\right )}{a d^2}+\frac {2 f (e+f x) \log \left (1-e^{2 (c+d x)}\right )}{a d^2}+\frac {2 i f (e+f x) \operatorname {PolyLog}\left (2,-e^{c+d x}\right )}{a d^2}+\frac {4 f^2 \operatorname {PolyLog}\left (2,-i e^{c+d x}\right )}{a d^3}-\frac {2 i f (e+f x) \operatorname {PolyLog}\left (2,e^{c+d x}\right )}{a d^2}+\frac {f^2 \operatorname {PolyLog}\left (2,e^{2 (c+d x)}\right )}{a d^3}-\frac {2 i f^2 \operatorname {PolyLog}\left (3,-e^{c+d x}\right )}{a d^3}+\frac {2 i f^2 \operatorname {PolyLog}\left (3,e^{c+d x}\right )}{a d^3}-\frac {(e+f x)^2 \tanh \left (\frac {c}{2}+\frac {i \pi }{4}+\frac {d x}{2}\right )}{a d} \\ \end{align*}
Both result and optimal contain complex but leaf count is larger than twice the leaf count of optimal. \(803\) vs. \(2(296)=592\).
Time = 8.08 (sec) , antiderivative size = 803, normalized size of antiderivative = 2.71 \[ \int \frac {(e+f x)^2 \text {csch}^2(c+d x)}{a+i a \sinh (c+d x)} \, dx=-\frac {4 i e^c f \left (\frac {e^{-c} (e+f x)^2}{2 f}+\frac {\left (i+e^{-c}\right ) (e+f x) \log \left (1-i e^{-c-d x}\right )}{d}-\frac {e^{-c} \left (1+i e^c\right ) f \operatorname {PolyLog}\left (2,i e^{-c-d x}\right )}{d^2}\right )}{a d \left (-i+e^c\right )}+\frac {i d^2 e \left (-1+e^{2 c}\right ) (d e+2 i f) x+d^2 e \left (1-e^{2 c}\right ) (i d e+2 f) x-2 d^2 (e+f x)^2+2 d \left (-1+e^{2 c}\right ) f (-i d e+f) x \log \left (1-e^{-c-d x}\right )-i d^2 \left (-1+e^{2 c}\right ) f^2 x^2 \log \left (1-e^{-c-d x}\right )+2 d \left (-1+e^{2 c}\right ) f (i d e+f) x \log \left (1+e^{-c-d x}\right )+i d^2 \left (-1+e^{2 c}\right ) f^2 x^2 \log \left (1+e^{-c-d x}\right )+d e \left (-1+e^{2 c}\right ) (-i d e+2 f) \log \left (1-e^{c+d x}\right )+d e \left (-1+e^{2 c}\right ) (i d e+2 f) \log \left (1+e^{c+d x}\right )-2 \left (-1+e^{2 c}\right ) f (i d e+f) \operatorname {PolyLog}\left (2,-e^{-c-d x}\right )-2 i d \left (-1+e^{2 c}\right ) f^2 x \operatorname {PolyLog}\left (2,-e^{-c-d x}\right )+2 i \left (-1+e^{2 c}\right ) (d e+i f) f \operatorname {PolyLog}\left (2,e^{-c-d x}\right )+2 i d \left (-1+e^{2 c}\right ) f^2 x \operatorname {PolyLog}\left (2,e^{-c-d x}\right )-2 i \left (-1+e^{2 c}\right ) f^2 \operatorname {PolyLog}\left (3,-e^{-c-d x}\right )+2 i \left (-1+e^{2 c}\right ) f^2 \operatorname {PolyLog}\left (3,e^{-c-d x}\right )}{a d^3 \left (-1+e^{2 c}\right )}+\frac {\text {sech}\left (\frac {c}{2}\right ) \text {sech}\left (\frac {c}{2}+\frac {d x}{2}\right ) \left (-e^2 \sinh \left (\frac {d x}{2}\right )-2 e f x \sinh \left (\frac {d x}{2}\right )-f^2 x^2 \sinh \left (\frac {d x}{2}\right )\right )}{2 a d}+\frac {\text {csch}\left (\frac {c}{2}\right ) \text {csch}\left (\frac {c}{2}+\frac {d x}{2}\right ) \left (e^2 \sinh \left (\frac {d x}{2}\right )+2 e f x \sinh \left (\frac {d x}{2}\right )+f^2 x^2 \sinh \left (\frac {d x}{2}\right )\right )}{2 a d}-\frac {2 \left (e^2 \sinh \left (\frac {d x}{2}\right )+2 e f x \sinh \left (\frac {d x}{2}\right )+f^2 x^2 \sinh \left (\frac {d x}{2}\right )\right )}{a d \left (\cosh \left (\frac {c}{2}\right )+i \sinh \left (\frac {c}{2}\right )\right ) \left (\cosh \left (\frac {c}{2}+\frac {d x}{2}\right )+i \sinh \left (\frac {c}{2}+\frac {d x}{2}\right )\right )} \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 888 vs. \(2 (275 ) = 550\).
Time = 2.52 (sec) , antiderivative size = 889, normalized size of antiderivative = 3.00
method | result | size |
risch | \(-\frac {4 f^{2} x^{2}}{a d}+\frac {8 f^{2} c \ln \left ({\mathrm e}^{d x +c}\right )}{a \,d^{3}}+\frac {2 f^{2} \operatorname {polylog}\left (2, -{\mathrm e}^{d x +c}\right )}{a \,d^{3}}+\frac {2 f^{2} \operatorname {polylog}\left (2, {\mathrm e}^{d x +c}\right )}{a \,d^{3}}-\frac {8 f \ln \left ({\mathrm e}^{d x +c}\right ) e}{a \,d^{2}}-\frac {8 f^{2} c x}{a \,d^{2}}+\frac {2 f^{2} \ln \left (1-{\mathrm e}^{d x +c}\right ) x}{d^{2} a}+\frac {2 f^{2} \ln \left ({\mathrm e}^{d x +c}+1\right ) x}{d^{2} a}+\frac {2 f^{2} \ln \left (1-{\mathrm e}^{d x +c}\right ) c}{d^{3} a}-\frac {2 f^{2} c \ln \left (1+{\mathrm e}^{2 d x +2 c}\right )}{d^{3} a}-\frac {2 f^{2} c \ln \left ({\mathrm e}^{d x +c}-1\right )}{d^{3} a}+\frac {2 e f \ln \left ({\mathrm e}^{d x +c}-1\right )}{d^{2} a}+\frac {2 e f \ln \left ({\mathrm e}^{d x +c}+1\right )}{d^{2} a}+\frac {2 e f \ln \left (1+{\mathrm e}^{2 d x +2 c}\right )}{d^{2} a}-\frac {2 i e f \ln \left (1-{\mathrm e}^{d x +c}\right ) x}{d a}+\frac {2 i e f \ln \left ({\mathrm e}^{d x +c}+1\right ) x}{d a}-\frac {2 i e f \ln \left (1-{\mathrm e}^{d x +c}\right ) c}{d^{2} a}+\frac {2 i e c f \ln \left ({\mathrm e}^{d x +c}-1\right )}{d^{2} a}-\frac {4 f^{2} c^{2}}{a \,d^{3}}-\frac {i c^{2} f^{2} \ln \left ({\mathrm e}^{d x +c}-1\right )}{d^{3} a}+\frac {4 i e f \arctan \left ({\mathrm e}^{d x +c}\right )}{d^{2} a}+\frac {2 i e f \operatorname {polylog}\left (2, -{\mathrm e}^{d x +c}\right )}{d^{2} a}-\frac {2 i e f \operatorname {polylog}\left (2, {\mathrm e}^{d x +c}\right )}{d^{2} a}-\frac {2 i \left (f^{2} x^{2} {\mathrm e}^{2 d x +2 c}+2 e f x \,{\mathrm e}^{2 d x +2 c}+e^{2} {\mathrm e}^{2 d x +2 c}-2 x^{2} f^{2}-i {\mathrm e}^{d x +c} f^{2} x^{2}-4 e f x -2 i {\mathrm e}^{d x +c} e f x -2 e^{2}-i {\mathrm e}^{d x +c} e^{2}\right )}{\left ({\mathrm e}^{2 d x +2 c}-1\right ) \left ({\mathrm e}^{d x +c}-i\right ) a d}+\frac {i f^{2} \ln \left (1-{\mathrm e}^{d x +c}\right ) c^{2}}{d^{3} a}-\frac {i f^{2} \ln \left (1-{\mathrm e}^{d x +c}\right ) x^{2}}{d a}-\frac {2 i f^{2} \operatorname {polylog}\left (2, {\mathrm e}^{d x +c}\right ) x}{d^{2} a}+\frac {i f^{2} \ln \left ({\mathrm e}^{d x +c}+1\right ) x^{2}}{d a}+\frac {2 i f^{2} \operatorname {polylog}\left (2, -{\mathrm e}^{d x +c}\right ) x}{d^{2} a}-\frac {4 i c \,f^{2} \arctan \left ({\mathrm e}^{d x +c}\right )}{d^{3} a}-\frac {2 i f^{2} \operatorname {polylog}\left (3, -{\mathrm e}^{d x +c}\right )}{a \,d^{3}}+\frac {2 i f^{2} \operatorname {polylog}\left (3, {\mathrm e}^{d x +c}\right )}{a \,d^{3}}+\frac {i e^{2} \ln \left ({\mathrm e}^{d x +c}+1\right )}{d a}-\frac {i e^{2} \ln \left ({\mathrm e}^{d x +c}-1\right )}{d a}+\frac {4 f^{2} \ln \left (1+i {\mathrm e}^{d x +c}\right ) x}{a \,d^{2}}+\frac {4 f^{2} \ln \left (1+i {\mathrm e}^{d x +c}\right ) c}{a \,d^{3}}+\frac {4 f^{2} \operatorname {polylog}\left (2, -i {\mathrm e}^{d x +c}\right )}{a \,d^{3}}\) | \(889\) |
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 1355 vs. \(2 (263) = 526\).
Time = 0.28 (sec) , antiderivative size = 1355, normalized size of antiderivative = 4.58 \[ \int \frac {(e+f x)^2 \text {csch}^2(c+d x)}{a+i a \sinh (c+d x)} \, dx=\text {Too large to display} \]
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\[ \int \frac {(e+f x)^2 \text {csch}^2(c+d x)}{a+i a \sinh (c+d x)} \, dx=- \frac {i \left (\int \frac {e^{2} \operatorname {csch}^{2}{\left (c + d x \right )}}{\sinh {\left (c + d x \right )} - i}\, dx + \int \frac {f^{2} x^{2} \operatorname {csch}^{2}{\left (c + d x \right )}}{\sinh {\left (c + d x \right )} - i}\, dx + \int \frac {2 e f x \operatorname {csch}^{2}{\left (c + d x \right )}}{\sinh {\left (c + d x \right )} - i}\, dx\right )}{a} \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 601 vs. \(2 (263) = 526\).
Time = 0.42 (sec) , antiderivative size = 601, normalized size of antiderivative = 2.03 \[ \int \frac {(e+f x)^2 \text {csch}^2(c+d x)}{a+i a \sinh (c+d x)} \, dx=-e^{2} {\left (\frac {2 \, {\left (e^{\left (-d x - c\right )} - i \, e^{\left (-2 \, d x - 2 \, c\right )} + 2 i\right )}}{{\left (a e^{\left (-d x - c\right )} - i \, a e^{\left (-2 \, d x - 2 \, c\right )} - a e^{\left (-3 \, d x - 3 \, c\right )} + i \, a\right )} d} - \frac {i \, \log \left (e^{\left (-d x - c\right )} + 1\right )}{a d} + \frac {i \, \log \left (e^{\left (-d x - c\right )} - 1\right )}{a d}\right )} - \frac {2 \, f^{2} x^{2}}{a d} - \frac {8 \, e f x}{a d} - \frac {2 \, {\left (-2 i \, f^{2} x^{2} - 4 i \, e f x - {\left (-i \, f^{2} x^{2} e^{\left (2 \, c\right )} - 2 i \, e f x e^{\left (2 \, c\right )}\right )} e^{\left (2 \, d x\right )} + {\left (f^{2} x^{2} e^{c} + 2 \, e f x e^{c}\right )} e^{\left (d x\right )}\right )}}{a d e^{\left (3 \, d x + 3 \, c\right )} - i \, a d e^{\left (2 \, d x + 2 \, c\right )} - a d e^{\left (d x + c\right )} + i \, a d} + \frac {2 \, e f \log \left (e^{\left (d x + c\right )} + 1\right )}{a d^{2}} + \frac {4 \, e f \log \left (e^{\left (d x + c\right )} - i\right )}{a d^{2}} + \frac {2 \, e f \log \left (e^{\left (d x + c\right )} - 1\right )}{a d^{2}} + \frac {i \, {\left (d^{2} x^{2} \log \left (e^{\left (d x + c\right )} + 1\right ) + 2 \, d x {\rm Li}_2\left (-e^{\left (d x + c\right )}\right ) - 2 \, {\rm Li}_{3}(-e^{\left (d x + c\right )})\right )} f^{2}}{a d^{3}} - \frac {i \, {\left (d^{2} x^{2} \log \left (-e^{\left (d x + c\right )} + 1\right ) + 2 \, d x {\rm Li}_2\left (e^{\left (d x + c\right )}\right ) - 2 \, {\rm Li}_{3}(e^{\left (d x + c\right )})\right )} f^{2}}{a d^{3}} + \frac {4 \, {\left (d x \log \left (i \, e^{\left (d x + c\right )} + 1\right ) + {\rm Li}_2\left (-i \, e^{\left (d x + c\right )}\right )\right )} f^{2}}{a d^{3}} - \frac {2 \, {\left (-i \, d e f - f^{2}\right )} {\left (d x \log \left (e^{\left (d x + c\right )} + 1\right ) + {\rm Li}_2\left (-e^{\left (d x + c\right )}\right )\right )}}{a d^{3}} + \frac {2 \, {\left (-i \, d e f + f^{2}\right )} {\left (d x \log \left (-e^{\left (d x + c\right )} + 1\right ) + {\rm Li}_2\left (e^{\left (d x + c\right )}\right )\right )}}{a d^{3}} + \frac {i \, d^{3} f^{2} x^{3} - 3 \, {\left (-i \, d e f + f^{2}\right )} d^{2} x^{2}}{3 \, a d^{3}} - \frac {i \, d^{3} f^{2} x^{3} - 3 \, {\left (-i \, d e f - f^{2}\right )} d^{2} x^{2}}{3 \, a d^{3}} \]
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\[ \int \frac {(e+f x)^2 \text {csch}^2(c+d x)}{a+i a \sinh (c+d x)} \, dx=\int { \frac {{\left (f x + e\right )}^{2} \operatorname {csch}\left (d x + c\right )^{2}}{i \, a \sinh \left (d x + c\right ) + a} \,d x } \]
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Timed out. \[ \int \frac {(e+f x)^2 \text {csch}^2(c+d x)}{a+i a \sinh (c+d x)} \, dx=\int \frac {{\left (e+f\,x\right )}^2}{{\mathrm {sinh}\left (c+d\,x\right )}^2\,\left (a+a\,\mathrm {sinh}\left (c+d\,x\right )\,1{}\mathrm {i}\right )} \,d x \]
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