Integrand size = 14, antiderivative size = 32 \[ \int \cot ^4\left (\frac {\pi }{4}+\frac {x}{3}\right ) \, dx=x+3 \cot \left (\frac {\pi }{4}+\frac {x}{3}\right )-\cot ^3\left (\frac {\pi }{4}+\frac {x}{3}\right ) \]
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Time = 0.02 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {3554, 8} \[ \int \cot ^4\left (\frac {\pi }{4}+\frac {x}{3}\right ) \, dx=x-\cot ^3\left (\frac {x}{3}+\frac {\pi }{4}\right )+3 \cot \left (\frac {x}{3}+\frac {\pi }{4}\right ) \]
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Rule 8
Rule 3554
Rubi steps \begin{align*} \text {integral}& = -\cot ^3\left (\frac {\pi }{4}+\frac {x}{3}\right )-\int \tan ^2\left (\frac {\pi }{4}-\frac {x}{3}\right ) \, dx \\ & = 3 \cot \left (\frac {\pi }{4}+\frac {x}{3}\right )-\cot ^3\left (\frac {\pi }{4}+\frac {x}{3}\right )+\int 1 \, dx \\ & = x+3 \cot \left (\frac {\pi }{4}+\frac {x}{3}\right )-\cot ^3\left (\frac {\pi }{4}+\frac {x}{3}\right ) \\ \end{align*}
Result contains higher order function than in optimal. Order 5 vs. order 3 in optimal.
Time = 0.02 (sec) , antiderivative size = 40, normalized size of antiderivative = 1.25 \[ \int \cot ^4\left (\frac {\pi }{4}+\frac {x}{3}\right ) \, dx=-\cot ^3\left (\frac {\pi }{4}+\frac {x}{3}\right ) \operatorname {Hypergeometric2F1}\left (-\frac {3}{2},1,-\frac {1}{2},-\tan ^2\left (\frac {\pi }{4}+\frac {x}{3}\right )\right ) \]
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Time = 0.08 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.78
method | result | size |
parallelrisch | \(x +3 \cot \left (\frac {\pi }{4}+\frac {x}{3}\right )-\left (\cot ^{3}\left (\frac {\pi }{4}+\frac {x}{3}\right )\right )\) | \(25\) |
derivativedivides | \(-\left (\cot ^{3}\left (\frac {\pi }{4}+\frac {x}{3}\right )\right )+3 \cot \left (\frac {\pi }{4}+\frac {x}{3}\right )-\frac {3 \pi }{2}+3 \,\operatorname {arccot}\left (\cot \left (\frac {\pi }{4}+\frac {x}{3}\right )\right )\) | \(38\) |
default | \(-\left (\cot ^{3}\left (\frac {\pi }{4}+\frac {x}{3}\right )\right )+3 \cot \left (\frac {\pi }{4}+\frac {x}{3}\right )-\frac {3 \pi }{2}+3 \,\operatorname {arccot}\left (\cot \left (\frac {\pi }{4}+\frac {x}{3}\right )\right )\) | \(38\) |
norman | \(\frac {-1+x \left (\tan ^{3}\left (\frac {\pi }{4}+\frac {x}{3}\right )\right )+3 \left (\tan ^{2}\left (\frac {\pi }{4}+\frac {x}{3}\right )\right )}{\tan \left (\frac {\pi }{4}+\frac {x}{3}\right )^{3}}\) | \(38\) |
risch | \(x +\frac {4 i \left (-3 \,{\mathrm e}^{\frac {4 i x}{3}}-3 i {\mathrm e}^{\frac {2 i x}{3}}+2\right )}{\left ({\mathrm e}^{\frac {i \left (3 \pi +4 x \right )}{6}}-1\right )^{3}}\) | \(38\) |
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Leaf count of result is larger than twice the leaf count of optimal. 70 vs. \(2 (24) = 48\).
Time = 0.25 (sec) , antiderivative size = 70, normalized size of antiderivative = 2.19 \[ \int \cot ^4\left (\frac {\pi }{4}+\frac {x}{3}\right ) \, dx=\frac {4 \, \cos \left (\frac {1}{2} \, \pi + \frac {2}{3} \, x\right )^{2} + {\left (x \cos \left (\frac {1}{2} \, \pi + \frac {2}{3} \, x\right ) - x\right )} \sin \left (\frac {1}{2} \, \pi + \frac {2}{3} \, x\right ) + 2 \, \cos \left (\frac {1}{2} \, \pi + \frac {2}{3} \, x\right ) - 2}{{\left (\cos \left (\frac {1}{2} \, \pi + \frac {2}{3} \, x\right ) - 1\right )} \sin \left (\frac {1}{2} \, \pi + \frac {2}{3} \, x\right )} \]
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Time = 0.07 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.62 \[ \int \cot ^4\left (\frac {\pi }{4}+\frac {x}{3}\right ) \, dx=x - \cot ^{3}{\left (\frac {x}{3} + \frac {\pi }{4} \right )} + 3 \cot {\left (\frac {x}{3} + \frac {\pi }{4} \right )} \]
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none
Time = 0.26 (sec) , antiderivative size = 30, normalized size of antiderivative = 0.94 \[ \int \cot ^4\left (\frac {\pi }{4}+\frac {x}{3}\right ) \, dx=\frac {3}{4} \, \pi + x + \frac {3 \, \tan \left (\frac {1}{4} \, \pi + \frac {1}{3} \, x\right )^{2} - 1}{\tan \left (\frac {1}{4} \, \pi + \frac {1}{3} \, x\right )^{3}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 53 vs. \(2 (24) = 48\).
Time = 0.30 (sec) , antiderivative size = 53, normalized size of antiderivative = 1.66 \[ \int \cot ^4\left (\frac {\pi }{4}+\frac {x}{3}\right ) \, dx=\frac {3}{4} \, \pi + \frac {1}{8} \, \tan \left (\frac {1}{8} \, \pi + \frac {1}{6} \, x\right )^{3} + x + \frac {15 \, \tan \left (\frac {1}{8} \, \pi + \frac {1}{6} \, x\right )^{2} - 1}{8 \, \tan \left (\frac {1}{8} \, \pi + \frac {1}{6} \, x\right )^{3}} - \frac {15}{8} \, \tan \left (\frac {1}{8} \, \pi + \frac {1}{6} \, x\right ) \]
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Time = 0.09 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.75 \[ \int \cot ^4\left (\frac {\pi }{4}+\frac {x}{3}\right ) \, dx=-{\mathrm {cot}\left (\frac {\Pi }{4}+\frac {x}{3}\right )}^3+3\,\mathrm {cot}\left (\frac {\Pi }{4}+\frac {x}{3}\right )+x \]
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