Optimal. Leaf size=61 \[ \frac {\tanh ^{-1}\left (\frac {\sqrt {\tanh (x)+1}}{\sqrt {2}}\right )}{4 \sqrt {2}}-\frac {1}{4 \sqrt {\tanh (x)+1}}-\frac {1}{6 (\tanh (x)+1)^{3/2}}-\frac {1}{5 (\tanh (x)+1)^{5/2}} \]
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Rubi [A] time = 0.04, antiderivative size = 61, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 3, integrand size = 8, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.375, Rules used = {3479, 3480, 206} \[ \frac {\tanh ^{-1}\left (\frac {\sqrt {\tanh (x)+1}}{\sqrt {2}}\right )}{4 \sqrt {2}}-\frac {1}{4 \sqrt {\tanh (x)+1}}-\frac {1}{6 (\tanh (x)+1)^{3/2}}-\frac {1}{5 (\tanh (x)+1)^{5/2}} \]
Antiderivative was successfully verified.
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Rule 206
Rule 3479
Rule 3480
Rubi steps
\begin {align*} \int \frac {1}{(1+\tanh (x))^{5/2}} \, dx &=-\frac {1}{5 (1+\tanh (x))^{5/2}}+\frac {1}{2} \int \frac {1}{(1+\tanh (x))^{3/2}} \, dx\\ &=-\frac {1}{5 (1+\tanh (x))^{5/2}}-\frac {1}{6 (1+\tanh (x))^{3/2}}+\frac {1}{4} \int \frac {1}{\sqrt {1+\tanh (x)}} \, dx\\ &=-\frac {1}{5 (1+\tanh (x))^{5/2}}-\frac {1}{6 (1+\tanh (x))^{3/2}}-\frac {1}{4 \sqrt {1+\tanh (x)}}+\frac {1}{8} \int \sqrt {1+\tanh (x)} \, dx\\ &=-\frac {1}{5 (1+\tanh (x))^{5/2}}-\frac {1}{6 (1+\tanh (x))^{3/2}}-\frac {1}{4 \sqrt {1+\tanh (x)}}+\frac {1}{4} \operatorname {Subst}\left (\int \frac {1}{2-x^2} \, dx,x,\sqrt {1+\tanh (x)}\right )\\ &=\frac {\tanh ^{-1}\left (\frac {\sqrt {1+\tanh (x)}}{\sqrt {2}}\right )}{4 \sqrt {2}}-\frac {1}{5 (1+\tanh (x))^{5/2}}-\frac {1}{6 (1+\tanh (x))^{3/2}}-\frac {1}{4 \sqrt {1+\tanh (x)}}\\ \end {align*}
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Mathematica [A] time = 0.23, size = 62, normalized size = 1.02 \[ \frac {\tanh ^{-1}\left (\frac {\sqrt {\tanh (x)+1}}{\sqrt {2}}\right )}{4 \sqrt {2}}+\frac {(\sinh (2 x)-\cosh (2 x)) (20 \sinh (2 x)+26 \cosh (2 x)+11)}{60 \sqrt {\tanh (x)+1}} \]
Antiderivative was successfully verified.
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fricas [B] time = 0.70, size = 266, normalized size = 4.36 \[ -\frac {2 \, \sqrt {2} {\left (23 \, \sqrt {2} \cosh \relax (x)^{4} + 92 \, \sqrt {2} \cosh \relax (x) \sinh \relax (x)^{3} + 23 \, \sqrt {2} \sinh \relax (x)^{4} + {\left (138 \, \sqrt {2} \cosh \relax (x)^{2} + 11 \, \sqrt {2}\right )} \sinh \relax (x)^{2} + 11 \, \sqrt {2} \cosh \relax (x)^{2} + 2 \, {\left (46 \, \sqrt {2} \cosh \relax (x)^{3} + 11 \, \sqrt {2} \cosh \relax (x)\right )} \sinh \relax (x) + 3 \, \sqrt {2}\right )} \sqrt {\frac {\cosh \relax (x)}{\cosh \relax (x) - \sinh \relax (x)}} - 15 \, {\left (\sqrt {2} \cosh \relax (x)^{5} + 5 \, \sqrt {2} \cosh \relax (x)^{4} \sinh \relax (x) + 10 \, \sqrt {2} \cosh \relax (x)^{3} \sinh \relax (x)^{2} + 10 \, \sqrt {2} \cosh \relax (x)^{2} \sinh \relax (x)^{3} + 5 \, \sqrt {2} \cosh \relax (x) \sinh \relax (x)^{4} + \sqrt {2} \sinh \relax (x)^{5}\right )} \log \left (-2 \, \sqrt {2} \sqrt {\frac {\cosh \relax (x)}{\cosh \relax (x) - \sinh \relax (x)}} {\left (\cosh \relax (x) + \sinh \relax (x)\right )} - 2 \, \cosh \relax (x)^{2} - 4 \, \cosh \relax (x) \sinh \relax (x) - 2 \, \sinh \relax (x)^{2} - 1\right )}{240 \, {\left (\cosh \relax (x)^{5} + 5 \, \cosh \relax (x)^{4} \sinh \relax (x) + 10 \, \cosh \relax (x)^{3} \sinh \relax (x)^{2} + 10 \, \cosh \relax (x)^{2} \sinh \relax (x)^{3} + 5 \, \cosh \relax (x) \sinh \relax (x)^{4} + \sinh \relax (x)^{5}\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [B] time = 0.15, size = 140, normalized size = 2.30 \[ -\frac {1}{240} \, \sqrt {2} {\left (\frac {2 \, {\left (45 \, {\left (\sqrt {e^{\left (4 \, x\right )} + e^{\left (2 \, x\right )}} - e^{\left (2 \, x\right )}\right )}^{4} - 45 \, {\left (\sqrt {e^{\left (4 \, x\right )} + e^{\left (2 \, x\right )}} - e^{\left (2 \, x\right )}\right )}^{3} + 35 \, {\left (\sqrt {e^{\left (4 \, x\right )} + e^{\left (2 \, x\right )}} - e^{\left (2 \, x\right )}\right )}^{2} - 15 \, \sqrt {e^{\left (4 \, x\right )} + e^{\left (2 \, x\right )}} + 15 \, e^{\left (2 \, x\right )} + 3\right )}}{{\left (\sqrt {e^{\left (4 \, x\right )} + e^{\left (2 \, x\right )}} - e^{\left (2 \, x\right )}\right )}^{5}} + 15 \, \log \left (-2 \, \sqrt {e^{\left (4 \, x\right )} + e^{\left (2 \, x\right )}} + 2 \, e^{\left (2 \, x\right )} + 1\right ) - 46\right )} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.06, size = 43, normalized size = 0.70 \[ \frac {\arctanh \left (\frac {\sqrt {1+\tanh \relax (x )}\, \sqrt {2}}{2}\right ) \sqrt {2}}{8}-\frac {1}{4 \sqrt {1+\tanh \relax (x )}}-\frac {1}{5 \left (1+\tanh \relax (x )\right )^{\frac {5}{2}}}-\frac {1}{6 \left (1+\tanh \relax (x )\right )^{\frac {3}{2}}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.41, size = 79, normalized size = 1.30 \[ -\frac {1}{120} \, \sqrt {2} {\left (\frac {5}{e^{\left (-2 \, x\right )} + 1} + \frac {15}{{\left (e^{\left (-2 \, x\right )} + 1\right )}^{2}} + 3\right )} {\left (e^{\left (-2 \, x\right )} + 1\right )}^{\frac {5}{2}} - \frac {1}{16} \, \sqrt {2} \log \left (-\frac {\sqrt {2} - \frac {\sqrt {2}}{\sqrt {e^{\left (-2 \, x\right )} + 1}}}{\sqrt {2} + \frac {\sqrt {2}}{\sqrt {e^{\left (-2 \, x\right )} + 1}}}\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.12, size = 40, normalized size = 0.66 \[ \frac {\sqrt {2}\,\mathrm {atanh}\left (\frac {\sqrt {2}\,\sqrt {\mathrm {tanh}\relax (x)+1}}{2}\right )}{8}-\frac {\frac {\mathrm {tanh}\relax (x)}{6}+\frac {{\left (\mathrm {tanh}\relax (x)+1\right )}^2}{4}+\frac {11}{30}}{{\left (\mathrm {tanh}\relax (x)+1\right )}^{5/2}} \]
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 \[ \int \frac {1}{\left (\tanh {\relax (x )} + 1\right )^{\frac {5}{2}}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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