Integrand size = 13, antiderivative size = 15 \[ \int \frac {\cot ^2(x)}{a+a \csc (x)} \, dx=-\frac {x}{a}-\frac {\text {arctanh}(\cos (x))}{a} \]
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Time = 0.05 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.154, Rules used = {3973, 3855} \[ \int \frac {\cot ^2(x)}{a+a \csc (x)} \, dx=-\frac {\text {arctanh}(\cos (x))}{a}-\frac {x}{a} \]
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Rule 3855
Rule 3973
Rubi steps \begin{align*} \text {integral}& = \frac {\int (-a+a \csc (x)) \, dx}{a^2} \\ & = -\frac {x}{a}+\frac {\int \csc (x) \, dx}{a} \\ & = -\frac {x}{a}-\frac {\text {arctanh}(\cos (x))}{a} \\ \end{align*}
Time = 0.17 (sec) , antiderivative size = 30, normalized size of antiderivative = 2.00 \[ \int \frac {\cot ^2(x)}{a+a \csc (x)} \, dx=-\frac {x}{a}-\frac {\log \left (\cos \left (\frac {x}{2}\right )\right )}{a}+\frac {\log \left (\sin \left (\frac {x}{2}\right )\right )}{a} \]
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Time = 0.41 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.20
method | result | size |
default | \(\frac {-2 \arctan \left (\tan \left (\frac {x}{2}\right )\right )+\ln \left (\tan \left (\frac {x}{2}\right )\right )}{a}\) | \(18\) |
risch | \(-\frac {x}{a}-\frac {\ln \left ({\mathrm e}^{i x}+1\right )}{a}+\frac {\ln \left ({\mathrm e}^{i x}-1\right )}{a}\) | \(33\) |
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Time = 0.26 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.67 \[ \int \frac {\cot ^2(x)}{a+a \csc (x)} \, dx=-\frac {2 \, x + \log \left (\frac {1}{2} \, \cos \left (x\right ) + \frac {1}{2}\right ) - \log \left (-\frac {1}{2} \, \cos \left (x\right ) + \frac {1}{2}\right )}{2 \, a} \]
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\[ \int \frac {\cot ^2(x)}{a+a \csc (x)} \, dx=\frac {\int \frac {\cot ^{2}{\left (x \right )}}{\csc {\left (x \right )} + 1}\, dx}{a} \]
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Time = 0.34 (sec) , antiderivative size = 30, normalized size of antiderivative = 2.00 \[ \int \frac {\cot ^2(x)}{a+a \csc (x)} \, dx=-\frac {2 \, \arctan \left (\frac {\sin \left (x\right )}{\cos \left (x\right ) + 1}\right )}{a} + \frac {\log \left (\frac {\sin \left (x\right )}{\cos \left (x\right ) + 1}\right )}{a} \]
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Time = 0.28 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.13 \[ \int \frac {\cot ^2(x)}{a+a \csc (x)} \, dx=-\frac {x}{a} + \frac {\log \left ({\left | \tan \left (\frac {1}{2} \, x\right ) \right |}\right )}{a} \]
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Time = 18.87 (sec) , antiderivative size = 45, normalized size of antiderivative = 3.00 \[ \int \frac {\cot ^2(x)}{a+a \csc (x)} \, dx=\frac {2\,\mathrm {atan}\left (\frac {4}{4\,\mathrm {tan}\left (\frac {x}{2}\right )+4}-\frac {4\,\mathrm {tan}\left (\frac {x}{2}\right )}{4\,\mathrm {tan}\left (\frac {x}{2}\right )+4}\right )}{a}+\frac {\ln \left (\mathrm {tan}\left (\frac {x}{2}\right )\right )}{a} \]
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