Integrand size = 10, antiderivative size = 36 \[ \int \left (a \cot ^2(x)\right )^{3/2} \, dx=-\frac {1}{2} a \cot (x) \sqrt {a \cot ^2(x)}-a \sqrt {a \cot ^2(x)} \log (\sin (x)) \tan (x) \]
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Time = 0.02 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.300, Rules used = {3739, 3554, 3556} \[ \int \left (a \cot ^2(x)\right )^{3/2} \, dx=-\frac {1}{2} a \cot (x) \sqrt {a \cot ^2(x)}-a \tan (x) \sqrt {a \cot ^2(x)} \log (\sin (x)) \]
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Rule 3554
Rule 3556
Rule 3739
Rubi steps \begin{align*} \text {integral}& = \left (a \sqrt {a \cot ^2(x)} \tan (x)\right ) \int \cot ^3(x) \, dx \\ & = -\frac {1}{2} a \cot (x) \sqrt {a \cot ^2(x)}-\left (a \sqrt {a \cot ^2(x)} \tan (x)\right ) \int \cot (x) \, dx \\ & = -\frac {1}{2} a \cot (x) \sqrt {a \cot ^2(x)}-a \sqrt {a \cot ^2(x)} \log (\sin (x)) \tan (x) \\ \end{align*}
Time = 0.09 (sec) , antiderivative size = 31, normalized size of antiderivative = 0.86 \[ \int \left (a \cot ^2(x)\right )^{3/2} \, dx=-\frac {1}{2} a \sqrt {a \cot ^2(x)} \left (\cot ^2(x)+2 (\log (\cos (x))+\log (\tan (x)))\right ) \tan (x) \]
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Time = 0.10 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.81
method | result | size |
derivativedivides | \(\frac {\left (a \cot \left (x \right )^{2}\right )^{\frac {3}{2}} \left (-\cot \left (x \right )^{2}+\ln \left (\cot \left (x \right )^{2}+1\right )\right )}{2 \cot \left (x \right )^{3}}\) | \(29\) |
default | \(\frac {\left (a \cot \left (x \right )^{2}\right )^{\frac {3}{2}} \left (-\cot \left (x \right )^{2}+\ln \left (\cot \left (x \right )^{2}+1\right )\right )}{2 \cot \left (x \right )^{3}}\) | \(29\) |
risch | \(\frac {a \sqrt {-\frac {a \left ({\mathrm e}^{2 i x}+1\right )^{2}}{\left ({\mathrm e}^{2 i x}-1\right )^{2}}}\, \left (i \ln \left ({\mathrm e}^{2 i x}-1\right ) {\mathrm e}^{4 i x}-2 i \ln \left ({\mathrm e}^{2 i x}-1\right ) {\mathrm e}^{2 i x}+{\mathrm e}^{4 i x} x +i \ln \left ({\mathrm e}^{2 i x}-1\right )-2 i {\mathrm e}^{2 i x}-2 \,{\mathrm e}^{2 i x} x +x \right )}{\left ({\mathrm e}^{2 i x}+1\right ) \left ({\mathrm e}^{2 i x}-1\right )}\) | \(112\) |
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Time = 0.27 (sec) , antiderivative size = 52, normalized size of antiderivative = 1.44 \[ \int \left (a \cot ^2(x)\right )^{3/2} \, dx=\frac {{\left ({\left (a \cos \left (2 \, x\right ) - a\right )} \log \left (-\frac {1}{2} \, \cos \left (2 \, x\right ) + \frac {1}{2}\right ) - 2 \, a\right )} \sqrt {-\frac {a \cos \left (2 \, x\right ) + a}{\cos \left (2 \, x\right ) - 1}}}{2 \, \sin \left (2 \, x\right )} \]
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\[ \int \left (a \cot ^2(x)\right )^{3/2} \, dx=\int \left (a \cot ^{2}{\left (x \right )}\right )^{\frac {3}{2}}\, dx \]
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Time = 0.49 (sec) , antiderivative size = 30, normalized size of antiderivative = 0.83 \[ \int \left (a \cot ^2(x)\right )^{3/2} \, dx=\frac {1}{2} \, a^{\frac {3}{2}} \log \left (\tan \left (x\right )^{2} + 1\right ) - a^{\frac {3}{2}} \log \left (\tan \left (x\right )\right ) - \frac {a^{\frac {3}{2}}}{2 \, \tan \left (x\right )^{2}} \]
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Time = 0.26 (sec) , antiderivative size = 31, normalized size of antiderivative = 0.86 \[ \int \left (a \cot ^2(x)\right )^{3/2} \, dx=\frac {1}{2} \, a^{\frac {3}{2}} {\left (\frac {1}{\cos \left (x\right )^{2} - 1} - \log \left (-\cos \left (x\right )^{2} + 1\right )\right )} \mathrm {sgn}\left (\cos \left (x\right )\right ) \mathrm {sgn}\left (\sin \left (x\right )\right ) \]
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Timed out. \[ \int \left (a \cot ^2(x)\right )^{3/2} \, dx=\int {\left (a\,{\mathrm {cot}\left (x\right )}^2\right )}^{3/2} \,d x \]
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