Integrand size = 17, antiderivative size = 15 \[ \int \cot ^3(a+b x) \csc ^2(a+b x) \, dx=-\frac {\cot ^4(a+b x)}{4 b} \]
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Time = 0.02 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.118, Rules used = {2687, 30} \[ \int \cot ^3(a+b x) \csc ^2(a+b x) \, dx=-\frac {\cot ^4(a+b x)}{4 b} \]
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Rule 30
Rule 2687
Rubi steps \begin{align*} \text {integral}& = -\frac {\text {Subst}\left (\int x^3 \, dx,x,-\cot (a+b x)\right )}{b} \\ & = -\frac {\cot ^4(a+b x)}{4 b} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.00 \[ \int \cot ^3(a+b x) \csc ^2(a+b x) \, dx=-\frac {\cot ^4(a+b x)}{4 b} \]
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Time = 0.08 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.47
method | result | size |
derivativedivides | \(-\frac {\cos ^{4}\left (b x +a \right )}{4 \sin \left (b x +a \right )^{4} b}\) | \(22\) |
default | \(-\frac {\cos ^{4}\left (b x +a \right )}{4 \sin \left (b x +a \right )^{4} b}\) | \(22\) |
risch | \(-\frac {2 \left ({\mathrm e}^{6 i \left (b x +a \right )}+{\mathrm e}^{2 i \left (b x +a \right )}\right )}{b \left ({\mathrm e}^{2 i \left (b x +a \right )}-1\right )^{4}}\) | \(38\) |
parallelrisch | \(\frac {-\left (\tan ^{4}\left (\frac {b x}{2}+\frac {a}{2}\right )\right )-\left (\cot ^{4}\left (\frac {b x}{2}+\frac {a}{2}\right )\right )+4 \left (\tan ^{2}\left (\frac {b x}{2}+\frac {a}{2}\right )\right )+4 \left (\cot ^{2}\left (\frac {b x}{2}+\frac {a}{2}\right )\right )}{64 b}\) | \(59\) |
norman | \(\frac {-\frac {1}{64 b}+\frac {\tan ^{2}\left (\frac {b x}{2}+\frac {a}{2}\right )}{16 b}+\frac {\tan ^{6}\left (\frac {b x}{2}+\frac {a}{2}\right )}{16 b}-\frac {\tan ^{8}\left (\frac {b x}{2}+\frac {a}{2}\right )}{64 b}}{\tan \left (\frac {b x}{2}+\frac {a}{2}\right )^{4}}\) | \(67\) |
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Leaf count of result is larger than twice the leaf count of optimal. 39 vs. \(2 (13) = 26\).
Time = 0.43 (sec) , antiderivative size = 39, normalized size of antiderivative = 2.60 \[ \int \cot ^3(a+b x) \csc ^2(a+b x) \, dx=-\frac {2 \, \cos \left (b x + a\right )^{2} - 1}{4 \, {\left (b \cos \left (b x + a\right )^{4} - 2 \, b \cos \left (b x + a\right )^{2} + b\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 44 vs. \(2 (12) = 24\).
Time = 0.55 (sec) , antiderivative size = 44, normalized size of antiderivative = 2.93 \[ \int \cot ^3(a+b x) \csc ^2(a+b x) \, dx=\begin {cases} \frac {1}{4 b \sin ^{2}{\left (a + b x \right )}} - \frac {\cos ^{2}{\left (a + b x \right )}}{4 b \sin ^{4}{\left (a + b x \right )}} & \text {for}\: b \neq 0 \\\frac {x \cos ^{3}{\left (a \right )}}{\sin ^{5}{\left (a \right )}} & \text {otherwise} \end {cases} \]
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none
Time = 0.20 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.67 \[ \int \cot ^3(a+b x) \csc ^2(a+b x) \, dx=\frac {2 \, \sin \left (b x + a\right )^{2} - 1}{4 \, b \sin \left (b x + a\right )^{4}} \]
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Time = 0.33 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.67 \[ \int \cot ^3(a+b x) \csc ^2(a+b x) \, dx=\frac {2 \, \sin \left (b x + a\right )^{2} - 1}{4 \, b \sin \left (b x + a\right )^{4}} \]
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Time = 0.14 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.67 \[ \int \cot ^3(a+b x) \csc ^2(a+b x) \, dx=-\frac {{\left ({\sin \left (a+b\,x\right )}^2-1\right )}^2}{4\,b\,{\sin \left (a+b\,x\right )}^4} \]
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