Optimal. Leaf size=26 \[ x-\frac {2 \sinh (x)}{1+\cosh (x)}-\frac {2 \sinh ^3(x)}{3 (1+\cosh (x))^3} \]
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Rubi [A]
time = 0.08, antiderivative size = 26, normalized size of antiderivative = 1.00, number of steps
used = 5, number of rules used = 4, integrand size = 9, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.444, Rules used = {4477, 2749,
2759, 8} \begin {gather*} x-\frac {2 \sinh ^3(x)}{3 (\cosh (x)+1)^3}-\frac {2 \sinh (x)}{\cosh (x)+1} \end {gather*}
Antiderivative was successfully verified.
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Rule 8
Rule 2749
Rule 2759
Rule 4477
Rubi steps
\begin {align*} \int (-\coth (x)+\text {csch}(x))^4 \, dx &=\int (i-i \cosh (x))^4 \text {csch}^4(x) \, dx\\ &=\int \frac {\sinh ^4(x)}{(i+i \cosh (x))^4} \, dx\\ &=-\frac {2 \sinh ^3(x)}{3 (1+\cosh (x))^3}-\int \frac {\sinh ^2(x)}{(i+i \cosh (x))^2} \, dx\\ &=-\frac {2 \sinh (x)}{1+\cosh (x)}-\frac {2 \sinh ^3(x)}{3 (1+\cosh (x))^3}+\int 1 \, dx\\ &=x-\frac {2 \sinh (x)}{1+\cosh (x)}-\frac {2 \sinh ^3(x)}{3 (1+\cosh (x))^3}\\ \end {align*}
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Mathematica [A]
time = 0.01, size = 30, normalized size = 1.15 \begin {gather*} 2 \tanh ^{-1}\left (\tanh \left (\frac {x}{2}\right )\right )-2 \tanh \left (\frac {x}{2}\right )-\frac {2}{3} \tanh ^3\left (\frac {x}{2}\right ) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.83, size = 23, normalized size = 0.88
method | result | size |
risch | \(x +\frac {8 \,{\mathrm e}^{2 x}+8 \,{\mathrm e}^{x}+\frac {16}{3}}{\left ({\mathrm e}^{x}+1\right )^{3}}\) | \(23\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] Leaf count of result is larger than twice the leaf count of optimal. 183 vs.
\(2 (24) = 48\).
time = 0.26, size = 183, normalized size = 7.04 \begin {gather*} -2 \, \coth \left (x\right )^{3} + x - \frac {4 \, {\left (3 \, e^{\left (-2 \, x\right )} - 3 \, e^{\left (-4 \, x\right )} - 2\right )}}{3 \, {\left (3 \, e^{\left (-2 \, x\right )} - 3 \, e^{\left (-4 \, x\right )} + e^{\left (-6 \, x\right )} - 1\right )}} - \frac {8 \, e^{\left (-x\right )}}{3 \, e^{\left (-2 \, x\right )} - 3 \, e^{\left (-4 \, x\right )} + e^{\left (-6 \, x\right )} - 1} + \frac {4 \, e^{\left (-2 \, x\right )}}{3 \, e^{\left (-2 \, x\right )} - 3 \, e^{\left (-4 \, x\right )} + e^{\left (-6 \, x\right )} - 1} + \frac {16 \, e^{\left (-3 \, x\right )}}{3 \, {\left (3 \, e^{\left (-2 \, x\right )} - 3 \, e^{\left (-4 \, x\right )} + e^{\left (-6 \, x\right )} - 1\right )}} - \frac {8 \, e^{\left (-5 \, x\right )}}{3 \, e^{\left (-2 \, x\right )} - 3 \, e^{\left (-4 \, x\right )} + e^{\left (-6 \, x\right )} - 1} - \frac {4}{3 \, {\left (3 \, e^{\left (-2 \, x\right )} - 3 \, e^{\left (-4 \, x\right )} + e^{\left (-6 \, x\right )} - 1\right )}} - \frac {32}{3 \, {\left (e^{\left (-x\right )} - e^{x}\right )}^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] Leaf count of result is larger than twice the leaf count of optimal. 68 vs.
\(2 (24) = 48\).
time = 0.38, size = 68, normalized size = 2.62 \begin {gather*} \frac {3 \, x \cosh \left (x\right )^{2} + 3 \, x \sinh \left (x\right )^{2} + 4 \, {\left (3 \, x + 10\right )} \cosh \left (x\right ) + 2 \, {\left (3 \, x \cosh \left (x\right ) + 3 \, x + 4\right )} \sinh \left (x\right ) + 9 \, x + 24}{3 \, {\left (\cosh \left (x\right )^{2} + 2 \, {\left (\cosh \left (x\right ) + 1\right )} \sinh \left (x\right ) + \sinh \left (x\right )^{2} + 4 \, \cosh \left (x\right ) + 3\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \left (- \coth {\left (x \right )} + \operatorname {csch}{\left (x \right )}\right )^{4}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.40, size = 22, normalized size = 0.85 \begin {gather*} x + \frac {8 \, {\left (3 \, e^{\left (2 \, x\right )} + 3 \, e^{x} + 2\right )}}{3 \, {\left (e^{x} + 1\right )}^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 1.51, size = 57, normalized size = 2.19 \begin {gather*} x+\frac {\frac {8\,{\mathrm {e}}^{2\,x}}{3}+\frac {8}{3}}{3\,{\mathrm {e}}^{2\,x}+{\mathrm {e}}^{3\,x}+3\,{\mathrm {e}}^x+1}+\frac {8\,{\mathrm {e}}^x}{3\,\left ({\mathrm {e}}^{2\,x}+2\,{\mathrm {e}}^x+1\right )}+\frac {8}{3\,\left ({\mathrm {e}}^x+1\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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