Optimal. Leaf size=60 \[ \frac {5 x}{16}+\frac {1}{32 (1-\tanh (x))^2}+\frac {1}{8 (1-\tanh (x))}-\frac {1}{24 (1+\tanh (x))^3}-\frac {3}{32 (1+\tanh (x))^2}-\frac {3}{16 (1+\tanh (x))} \]
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Rubi [A]
time = 0.04, antiderivative size = 60, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 3, integrand size = 11, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.273, Rules used = {3568, 46, 213}
\begin {gather*} \frac {5 x}{16}+\frac {1}{8 (1-\tanh (x))}-\frac {3}{16 (\tanh (x)+1)}+\frac {1}{32 (1-\tanh (x))^2}-\frac {3}{32 (\tanh (x)+1)^2}-\frac {1}{24 (\tanh (x)+1)^3} \end {gather*}
Antiderivative was successfully verified.
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Rule 46
Rule 213
Rule 3568
Rubi steps
\begin {align*} \int \frac {\cosh ^4(x)}{1+\tanh (x)} \, dx &=\text {Subst}\left (\int \frac {1}{(1-x)^3 (1+x)^4} \, dx,x,\tanh (x)\right )\\ &=\text {Subst}\left (\int \left (-\frac {1}{16 (-1+x)^3}+\frac {1}{8 (-1+x)^2}+\frac {1}{8 (1+x)^4}+\frac {3}{16 (1+x)^3}+\frac {3}{16 (1+x)^2}-\frac {5}{16 \left (-1+x^2\right )}\right ) \, dx,x,\tanh (x)\right )\\ &=\frac {1}{32 (1-\tanh (x))^2}+\frac {1}{8 (1-\tanh (x))}-\frac {1}{24 (1+\tanh (x))^3}-\frac {3}{32 (1+\tanh (x))^2}-\frac {3}{16 (1+\tanh (x))}-\frac {5}{16} \text {Subst}\left (\int \frac {1}{-1+x^2} \, dx,x,\tanh (x)\right )\\ &=\frac {5 x}{16}+\frac {1}{32 (1-\tanh (x))^2}+\frac {1}{8 (1-\tanh (x))}-\frac {1}{24 (1+\tanh (x))^3}-\frac {3}{32 (1+\tanh (x))^2}-\frac {3}{16 (1+\tanh (x))}\\ \end {align*}
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Mathematica [A]
time = 0.03, size = 42, normalized size = 0.70 \begin {gather*} \frac {1}{192} (60 x-15 \cosh (2 x)-6 \cosh (4 x)-\cosh (6 x)+45 \sinh (2 x)+9 \sinh (4 x)+\sinh (6 x)) \end {gather*}
Antiderivative was successfully verified.
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Maple [B] Leaf count of result is larger than twice the leaf count of optimal. \(115\) vs.
\(2(48)=96\).
time = 0.49, size = 116, normalized size = 1.93
method | result | size |
risch | \(\frac {5 x}{16}+\frac {{\mathrm e}^{4 x}}{128}+\frac {5 \,{\mathrm e}^{2 x}}{64}-\frac {5 \,{\mathrm e}^{-2 x}}{32}-\frac {5 \,{\mathrm e}^{-4 x}}{128}-\frac {{\mathrm e}^{-6 x}}{192}\) | \(35\) |
default | \(\frac {1}{8 \left (\tanh \left (\frac {x}{2}\right )-1\right )^{4}}+\frac {1}{4 \left (\tanh \left (\frac {x}{2}\right )-1\right )^{3}}+\frac {1}{2 \left (\tanh \left (\frac {x}{2}\right )-1\right )^{2}}+\frac {3}{8 \left (\tanh \left (\frac {x}{2}\right )-1\right )}-\frac {5 \ln \left (\tanh \left (\frac {x}{2}\right )-1\right )}{16}-\frac {1}{3 \left (\tanh \left (\frac {x}{2}\right )+1\right )^{6}}+\frac {1}{\left (\tanh \left (\frac {x}{2}\right )+1\right )^{5}}-\frac {15}{8 \left (\tanh \left (\frac {x}{2}\right )+1\right )^{4}}+\frac {25}{12 \left (\tanh \left (\frac {x}{2}\right )+1\right )^{3}}-\frac {15}{8 \left (\tanh \left (\frac {x}{2}\right )+1\right )^{2}}+\frac {1}{\tanh \left (\frac {x}{2}\right )+1}+\frac {5 \ln \left (\tanh \left (\frac {x}{2}\right )+1\right )}{16}\) | \(116\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.27, size = 36, normalized size = 0.60 \begin {gather*} \frac {1}{128} \, {\left (10 \, e^{\left (-2 \, x\right )} + 1\right )} e^{\left (4 \, x\right )} + \frac {5}{16} \, x - \frac {5}{32} \, e^{\left (-2 \, x\right )} - \frac {5}{128} \, e^{\left (-4 \, x\right )} - \frac {1}{192} \, e^{\left (-6 \, x\right )} \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. 95 vs.
\(2 (44) = 88\).
time = 0.36, size = 95, normalized size = 1.58 \begin {gather*} \frac {\cosh \left (x\right )^{5} + 5 \, \cosh \left (x\right ) \sinh \left (x\right )^{4} + 5 \, \sinh \left (x\right )^{5} + 5 \, {\left (10 \, \cosh \left (x\right )^{2} + 9\right )} \sinh \left (x\right )^{3} + 15 \, \cosh \left (x\right )^{3} + 5 \, {\left (2 \, \cosh \left (x\right )^{3} + 9 \, \cosh \left (x\right )\right )} \sinh \left (x\right )^{2} + 60 \, {\left (2 \, x - 1\right )} \cosh \left (x\right ) + 5 \, {\left (5 \, \cosh \left (x\right )^{4} + 27 \, \cosh \left (x\right )^{2} + 24 \, x + 12\right )} \sinh \left (x\right )}{384 \, {\left (\cosh \left (x\right ) + \sinh \left (x\right )\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 \frac {\cosh ^{4}{\left (x \right )}}{\tanh {\left (x \right )} + 1}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.40, size = 42, normalized size = 0.70 \begin {gather*} -\frac {1}{384} \, {\left (110 \, e^{\left (6 \, x\right )} + 60 \, e^{\left (4 \, x\right )} + 15 \, e^{\left (2 \, x\right )} + 2\right )} e^{\left (-6 \, x\right )} + \frac {5}{16} \, x + \frac {1}{128} \, e^{\left (4 \, x\right )} + \frac {5}{64} \, e^{\left (2 \, x\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 1.29, size = 34, normalized size = 0.57 \begin {gather*} \frac {5\,x}{16}-\frac {5\,{\mathrm {e}}^{-2\,x}}{32}+\frac {5\,{\mathrm {e}}^{2\,x}}{64}-\frac {5\,{\mathrm {e}}^{-4\,x}}{128}+\frac {{\mathrm {e}}^{4\,x}}{128}-\frac {{\mathrm {e}}^{-6\,x}}{192} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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