Optimal. Leaf size=103 \[ \frac{3 d^2 (c+d x) \text{PolyLog}\left (2,e^{2 (a+b x)}\right )}{b^3}-\frac{3 d^3 \text{PolyLog}\left (3,e^{2 (a+b x)}\right )}{2 b^4}+\frac{3 d (c+d x)^2 \log \left (1-e^{2 (a+b x)}\right )}{b^2}-\frac{(c+d x)^3 \coth (a+b x)}{b}-\frac{(c+d x)^3}{b} \]
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Rubi [A] time = 0.227086, antiderivative size = 103, normalized size of antiderivative = 1., number of steps used = 6, number of rules used = 6, integrand size = 16, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.375, Rules used = {4184, 3716, 2190, 2531, 2282, 6589} \[ \frac{3 d^2 (c+d x) \text{PolyLog}\left (2,e^{2 (a+b x)}\right )}{b^3}-\frac{3 d^3 \text{PolyLog}\left (3,e^{2 (a+b x)}\right )}{2 b^4}+\frac{3 d (c+d x)^2 \log \left (1-e^{2 (a+b x)}\right )}{b^2}-\frac{(c+d x)^3 \coth (a+b x)}{b}-\frac{(c+d x)^3}{b} \]
Antiderivative was successfully verified.
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Rule 4184
Rule 3716
Rule 2190
Rule 2531
Rule 2282
Rule 6589
Rubi steps
\begin{align*} \int (c+d x)^3 \text{csch}^2(a+b x) \, dx &=-\frac{(c+d x)^3 \coth (a+b x)}{b}+\frac{(3 d) \int (c+d x)^2 \coth (a+b x) \, dx}{b}\\ &=-\frac{(c+d x)^3}{b}-\frac{(c+d x)^3 \coth (a+b x)}{b}-\frac{(6 d) \int \frac{e^{2 (a+b x)} (c+d x)^2}{1-e^{2 (a+b x)}} \, dx}{b}\\ &=-\frac{(c+d x)^3}{b}-\frac{(c+d x)^3 \coth (a+b x)}{b}+\frac{3 d (c+d x)^2 \log \left (1-e^{2 (a+b x)}\right )}{b^2}-\frac{\left (6 d^2\right ) \int (c+d x) \log \left (1-e^{2 (a+b x)}\right ) \, dx}{b^2}\\ &=-\frac{(c+d x)^3}{b}-\frac{(c+d x)^3 \coth (a+b x)}{b}+\frac{3 d (c+d x)^2 \log \left (1-e^{2 (a+b x)}\right )}{b^2}+\frac{3 d^2 (c+d x) \text{Li}_2\left (e^{2 (a+b x)}\right )}{b^3}-\frac{\left (3 d^3\right ) \int \text{Li}_2\left (e^{2 (a+b x)}\right ) \, dx}{b^3}\\ &=-\frac{(c+d x)^3}{b}-\frac{(c+d x)^3 \coth (a+b x)}{b}+\frac{3 d (c+d x)^2 \log \left (1-e^{2 (a+b x)}\right )}{b^2}+\frac{3 d^2 (c+d x) \text{Li}_2\left (e^{2 (a+b x)}\right )}{b^3}-\frac{\left (3 d^3\right ) \operatorname{Subst}\left (\int \frac{\text{Li}_2(x)}{x} \, dx,x,e^{2 (a+b x)}\right )}{2 b^4}\\ &=-\frac{(c+d x)^3}{b}-\frac{(c+d x)^3 \coth (a+b x)}{b}+\frac{3 d (c+d x)^2 \log \left (1-e^{2 (a+b x)}\right )}{b^2}+\frac{3 d^2 (c+d x) \text{Li}_2\left (e^{2 (a+b x)}\right )}{b^3}-\frac{3 d^3 \text{Li}_3\left (e^{2 (a+b x)}\right )}{2 b^4}\\ \end{align*}
Mathematica [A] time = 2.29771, size = 185, normalized size = 1.8 \[ \frac{-6 d^2 \left (b (c+d x) \text{PolyLog}\left (2,-e^{-a-b x}\right )+d \text{PolyLog}\left (3,-e^{-a-b x}\right )\right )-6 d^2 \left (b (c+d x) \text{PolyLog}\left (2,e^{-a-b x}\right )+d \text{PolyLog}\left (3,e^{-a-b x}\right )\right )-\frac{2 b^3 (c+d x)^3}{e^{2 a}-1}+3 b^2 d (c+d x)^2 \log \left (1-e^{-a-b x}\right )+3 b^2 d (c+d x)^2 \log \left (e^{-a-b x}+1\right )+b^3 \text{csch}(a) \sinh (b x) (c+d x)^3 \text{csch}(a+b x)}{b^4} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.059, size = 473, normalized size = 4.6 \begin{align*} 12\,{\frac{c{d}^{2}a\ln \left ({{\rm e}^{bx+a}} \right ) }{{b}^{3}}}+6\,{\frac{c{d}^{2}\ln \left ( 1-{{\rm e}^{bx+a}} \right ) x}{{b}^{2}}}+6\,{\frac{c{d}^{2}\ln \left ( 1-{{\rm e}^{bx+a}} \right ) a}{{b}^{3}}}+6\,{\frac{c{d}^{2}\ln \left ( 1+{{\rm e}^{bx+a}} \right ) x}{{b}^{2}}}-6\,{\frac{c{d}^{2}a\ln \left ({{\rm e}^{bx+a}}-1 \right ) }{{b}^{3}}}-12\,{\frac{c{d}^{2}ax}{{b}^{2}}}+6\,{\frac{{d}^{3}{a}^{2}x}{{b}^{3}}}-6\,{\frac{c{d}^{2}{x}^{2}}{b}}-6\,{\frac{c{d}^{2}{a}^{2}}{{b}^{3}}}-6\,{\frac{{c}^{2}d\ln \left ({{\rm e}^{bx+a}} \right ) }{{b}^{2}}}+3\,{\frac{{c}^{2}d\ln \left ( 1+{{\rm e}^{bx+a}} \right ) }{{b}^{2}}}+3\,{\frac{{c}^{2}d\ln \left ({{\rm e}^{bx+a}}-1 \right ) }{{b}^{2}}}+3\,{\frac{{d}^{3}\ln \left ( 1-{{\rm e}^{bx+a}} \right ){x}^{2}}{{b}^{2}}}+6\,{\frac{{d}^{3}{\it polylog} \left ( 2,{{\rm e}^{bx+a}} \right ) x}{{b}^{3}}}+3\,{\frac{{d}^{3}\ln \left ( 1+{{\rm e}^{bx+a}} \right ){x}^{2}}{{b}^{2}}}+6\,{\frac{{d}^{3}{\it polylog} \left ( 2,-{{\rm e}^{bx+a}} \right ) x}{{b}^{3}}}-3\,{\frac{{d}^{3}{a}^{2}\ln \left ( 1-{{\rm e}^{bx+a}} \right ) }{{b}^{4}}}-6\,{\frac{{d}^{3}{a}^{2}\ln \left ({{\rm e}^{bx+a}} \right ) }{{b}^{4}}}+3\,{\frac{{d}^{3}{a}^{2}\ln \left ({{\rm e}^{bx+a}}-1 \right ) }{{b}^{4}}}+6\,{\frac{c{d}^{2}{\it polylog} \left ( 2,-{{\rm e}^{bx+a}} \right ) }{{b}^{3}}}+6\,{\frac{c{d}^{2}{\it polylog} \left ( 2,{{\rm e}^{bx+a}} \right ) }{{b}^{3}}}+4\,{\frac{{a}^{3}{d}^{3}}{{b}^{4}}}-2\,{\frac{{d}^{3}{x}^{3}}{b}}-6\,{\frac{{d}^{3}{\it polylog} \left ( 3,-{{\rm e}^{bx+a}} \right ) }{{b}^{4}}}-6\,{\frac{{d}^{3}{\it polylog} \left ( 3,{{\rm e}^{bx+a}} \right ) }{{b}^{4}}}-2\,{\frac{{d}^{3}{x}^{3}+3\,c{d}^{2}{x}^{2}+3\,{c}^{2}dx+{c}^{3}}{b \left ({{\rm e}^{2\,bx+2\,a}}-1 \right ) }} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 1.99967, size = 432, normalized size = 4.19 \begin{align*} -3 \, c^{2} d{\left (\frac{2 \, x e^{\left (2 \, b x + 2 \, a\right )}}{b e^{\left (2 \, b x + 2 \, a\right )} - b} - \frac{\log \left ({\left (e^{\left (b x + a\right )} + 1\right )} e^{\left (-a\right )}\right )}{b^{2}} - \frac{\log \left ({\left (e^{\left (b x + a\right )} - 1\right )} e^{\left (-a\right )}\right )}{b^{2}}\right )} + \frac{6 \,{\left (b x \log \left (e^{\left (b x + a\right )} + 1\right ) +{\rm Li}_2\left (-e^{\left (b x + a\right )}\right )\right )} c d^{2}}{b^{3}} + \frac{6 \,{\left (b x \log \left (-e^{\left (b x + a\right )} + 1\right ) +{\rm Li}_2\left (e^{\left (b x + a\right )}\right )\right )} c d^{2}}{b^{3}} + \frac{2 \, c^{3}}{b{\left (e^{\left (-2 \, b x - 2 \, a\right )} - 1\right )}} - \frac{2 \,{\left (d^{3} x^{3} + 3 \, c d^{2} x^{2}\right )}}{b e^{\left (2 \, b x + 2 \, a\right )} - b} + \frac{3 \,{\left (b^{2} x^{2} \log \left (e^{\left (b x + a\right )} + 1\right ) + 2 \, b x{\rm Li}_2\left (-e^{\left (b x + a\right )}\right ) - 2 \,{\rm Li}_{3}(-e^{\left (b x + a\right )})\right )} d^{3}}{b^{4}} + \frac{3 \,{\left (b^{2} x^{2} \log \left (-e^{\left (b x + a\right )} + 1\right ) + 2 \, b x{\rm Li}_2\left (e^{\left (b x + a\right )}\right ) - 2 \,{\rm Li}_{3}(e^{\left (b x + a\right )})\right )} d^{3}}{b^{4}} - \frac{2 \,{\left (b^{3} d^{3} x^{3} + 3 \, b^{3} c d^{2} x^{2}\right )}}{b^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [C] time = 2.85253, size = 2689, normalized size = 26.11 \begin{align*} \text{result too large to display} \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 \left (c + d x\right )^{3} \operatorname{csch}^{2}{\left (a + b x \right )}\, 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{\left (d x + c\right )}^{3} \operatorname{csch}\left (b x + a\right )^{2}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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