Integrand size = 13, antiderivative size = 40 \[ \int \frac {\csc ^7(x)}{i+\cot (x)} \, dx=\frac {3}{8} i \text {arctanh}(\cos (x))+\frac {3}{8} i \cot (x) \csc (x)+\frac {1}{4} i \cot (x) \csc ^3(x)-\frac {\csc ^5(x)}{5} \]
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Time = 0.06 (sec) , antiderivative size = 40, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.231, Rules used = {3582, 3853, 3855} \[ \int \frac {\csc ^7(x)}{i+\cot (x)} \, dx=\frac {3}{8} i \text {arctanh}(\cos (x))-\frac {1}{5} \csc ^5(x)+\frac {1}{4} i \cot (x) \csc ^3(x)+\frac {3}{8} i \cot (x) \csc (x) \]
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Rule 3582
Rule 3853
Rule 3855
Rubi steps \begin{align*} \text {integral}& = -\frac {1}{5} \csc ^5(x)-i \int \csc ^5(x) \, dx \\ & = \frac {1}{4} i \cot (x) \csc ^3(x)-\frac {\csc ^5(x)}{5}-\frac {3}{4} i \int \csc ^3(x) \, dx \\ & = \frac {3}{8} i \cot (x) \csc (x)+\frac {1}{4} i \cot (x) \csc ^3(x)-\frac {\csc ^5(x)}{5}-\frac {3}{8} i \int \csc (x) \, dx \\ & = \frac {3}{8} i \text {arctanh}(\cos (x))+\frac {3}{8} i \cot (x) \csc (x)+\frac {1}{4} i \cot (x) \csc ^3(x)-\frac {\csc ^5(x)}{5} \\ \end{align*}
Both result and optimal contain complex but leaf count is larger than twice the leaf count of optimal. \(99\) vs. \(2(40)=80\).
Time = 0.32 (sec) , antiderivative size = 99, normalized size of antiderivative = 2.48 \[ \int \frac {\csc ^7(x)}{i+\cot (x)} \, dx=\frac {1}{640} i \csc ^5(x) \left (128 i+150 \left (\log \left (\cos \left (\frac {x}{2}\right )\right )-\log \left (\sin \left (\frac {x}{2}\right )\right )\right ) \sin (x)+140 \sin (2 x)-75 \log \left (\cos \left (\frac {x}{2}\right )\right ) \sin (3 x)+75 \log \left (\sin \left (\frac {x}{2}\right )\right ) \sin (3 x)-30 \sin (4 x)+15 \log \left (\cos \left (\frac {x}{2}\right )\right ) \sin (5 x)-15 \log \left (\sin \left (\frac {x}{2}\right )\right ) \sin (5 x)\right ) \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 71 vs. \(2 (29 ) = 58\).
Time = 0.16 (sec) , antiderivative size = 72, normalized size of antiderivative = 1.80
method | result | size |
risch | \(-\frac {i \left (15 \,{\mathrm e}^{9 i x}-70 \,{\mathrm e}^{7 i x}+128 \,{\mathrm e}^{5 i x}+70 \,{\mathrm e}^{3 i x}-15 \,{\mathrm e}^{i x}\right )}{20 \left ({\mathrm e}^{2 i x}-1\right )^{5}}-\frac {3 i \ln \left ({\mathrm e}^{i x}-1\right )}{8}+\frac {3 i \ln \left ({\mathrm e}^{i x}+1\right )}{8}\) | \(72\) |
default | \(-\frac {\tan \left (\frac {x}{2}\right )}{16}-\frac {\tan \left (\frac {x}{2}\right )^{5}}{160}-\frac {i \tan \left (\frac {x}{2}\right )^{4}}{64}-\frac {\tan \left (\frac {x}{2}\right )^{3}}{32}-\frac {i \tan \left (\frac {x}{2}\right )^{2}}{8}+\frac {i}{8 \tan \left (\frac {x}{2}\right )^{2}}-\frac {1}{160 \tan \left (\frac {x}{2}\right )^{5}}-\frac {3 i \ln \left (\tan \left (\frac {x}{2}\right )\right )}{8}+\frac {i}{64 \tan \left (\frac {x}{2}\right )^{4}}-\frac {1}{32 \tan \left (\frac {x}{2}\right )^{3}}-\frac {1}{16 \tan \left (\frac {x}{2}\right )}\) | \(92\) |
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 147 vs. \(2 (26) = 52\).
Time = 0.29 (sec) , antiderivative size = 147, normalized size of antiderivative = 3.68 \[ \int \frac {\csc ^7(x)}{i+\cot (x)} \, dx=-\frac {15 \, {\left (-i \, e^{\left (10 i \, x\right )} + 5 i \, e^{\left (8 i \, x\right )} - 10 i \, e^{\left (6 i \, x\right )} + 10 i \, e^{\left (4 i \, x\right )} - 5 i \, e^{\left (2 i \, x\right )} + i\right )} \log \left (e^{\left (i \, x\right )} + 1\right ) + 15 \, {\left (i \, e^{\left (10 i \, x\right )} - 5 i \, e^{\left (8 i \, x\right )} + 10 i \, e^{\left (6 i \, x\right )} - 10 i \, e^{\left (4 i \, x\right )} + 5 i \, e^{\left (2 i \, x\right )} - i\right )} \log \left (e^{\left (i \, x\right )} - 1\right ) + 30 i \, e^{\left (9 i \, x\right )} - 140 i \, e^{\left (7 i \, x\right )} + 256 i \, e^{\left (5 i \, x\right )} + 140 i \, e^{\left (3 i \, x\right )} - 30 i \, e^{\left (i \, x\right )}}{40 \, {\left (e^{\left (10 i \, x\right )} - 5 \, e^{\left (8 i \, x\right )} + 10 \, e^{\left (6 i \, x\right )} - 10 \, e^{\left (4 i \, x\right )} + 5 \, e^{\left (2 i \, x\right )} - 1\right )}} \]
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Timed out. \[ \int \frac {\csc ^7(x)}{i+\cot (x)} \, dx=\text {Timed out} \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 131 vs. \(2 (26) = 52\).
Time = 0.22 (sec) , antiderivative size = 131, normalized size of antiderivative = 3.28 \[ \int \frac {\csc ^7(x)}{i+\cot (x)} \, dx=\frac {{\left (\frac {5 i \, \sin \left (x\right )}{\cos \left (x\right ) + 1} - \frac {10 \, \sin \left (x\right )^{2}}{{\left (\cos \left (x\right ) + 1\right )}^{2}} + \frac {40 i \, \sin \left (x\right )^{3}}{{\left (\cos \left (x\right ) + 1\right )}^{3}} - \frac {20 \, \sin \left (x\right )^{4}}{{\left (\cos \left (x\right ) + 1\right )}^{4}} - 2\right )} {\left (\cos \left (x\right ) + 1\right )}^{5}}{320 \, \sin \left (x\right )^{5}} - \frac {\sin \left (x\right )}{16 \, {\left (\cos \left (x\right ) + 1\right )}} - \frac {i \, \sin \left (x\right )^{2}}{8 \, {\left (\cos \left (x\right ) + 1\right )}^{2}} - \frac {\sin \left (x\right )^{3}}{32 \, {\left (\cos \left (x\right ) + 1\right )}^{3}} - \frac {i \, \sin \left (x\right )^{4}}{64 \, {\left (\cos \left (x\right ) + 1\right )}^{4}} - \frac {\sin \left (x\right )^{5}}{160 \, {\left (\cos \left (x\right ) + 1\right )}^{5}} - \frac {3}{8} i \, \log \left (\frac {\sin \left (x\right )}{\cos \left (x\right ) + 1}\right ) \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 94 vs. \(2 (26) = 52\).
Time = 0.26 (sec) , antiderivative size = 94, normalized size of antiderivative = 2.35 \[ \int \frac {\csc ^7(x)}{i+\cot (x)} \, dx=-\frac {1}{160} \, \tan \left (\frac {1}{2} \, x\right )^{5} - \frac {1}{64} i \, \tan \left (\frac {1}{2} \, x\right )^{4} - \frac {1}{32} \, \tan \left (\frac {1}{2} \, x\right )^{3} - \frac {1}{8} i \, \tan \left (\frac {1}{2} \, x\right )^{2} - \frac {-274 i \, \tan \left (\frac {1}{2} \, x\right )^{5} + 20 \, \tan \left (\frac {1}{2} \, x\right )^{4} - 40 i \, \tan \left (\frac {1}{2} \, x\right )^{3} + 10 \, \tan \left (\frac {1}{2} \, x\right )^{2} - 5 i \, \tan \left (\frac {1}{2} \, x\right ) + 2}{320 \, \tan \left (\frac {1}{2} \, x\right )^{5}} - \frac {3}{8} i \, \log \left (\tan \left (\frac {1}{2} \, x\right )\right ) - \frac {1}{16} \, \tan \left (\frac {1}{2} \, x\right ) \]
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Time = 12.47 (sec) , antiderivative size = 89, normalized size of antiderivative = 2.22 \[ \int \frac {\csc ^7(x)}{i+\cot (x)} \, dx=-\frac {\mathrm {cot}\left (\frac {x}{2}\right )}{16}-\frac {\mathrm {tan}\left (\frac {x}{2}\right )}{16}-\frac {{\mathrm {cot}\left (\frac {x}{2}\right )}^3}{32}-\frac {{\mathrm {cot}\left (\frac {x}{2}\right )}^5}{160}-\frac {{\mathrm {tan}\left (\frac {x}{2}\right )}^3}{32}-\frac {{\mathrm {tan}\left (\frac {x}{2}\right )}^5}{160}-\frac {\ln \left (\mathrm {tan}\left (\frac {x}{2}\right )\right )\,3{}\mathrm {i}}{8}+\frac {{\mathrm {cot}\left (\frac {x}{2}\right )}^2\,1{}\mathrm {i}}{8}+\frac {{\mathrm {cot}\left (\frac {x}{2}\right )}^4\,1{}\mathrm {i}}{64}-\frac {{\mathrm {tan}\left (\frac {x}{2}\right )}^2\,1{}\mathrm {i}}{8}-\frac {{\mathrm {tan}\left (\frac {x}{2}\right )}^4\,1{}\mathrm {i}}{64} \]
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