Optimal. Leaf size=40 \[ -\frac{1}{5} \csc ^5(x)+\frac{3}{8} i \tanh ^{-1}(\cos (x))+\frac{1}{4} i \cot (x) \csc ^3(x)+\frac{3}{8} i \cot (x) \csc (x) \]
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Rubi [A] time = 0.0453658, antiderivative size = 40, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 13, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.231, Rules used = {3501, 3768, 3770} \[ -\frac{1}{5} \csc ^5(x)+\frac{3}{8} i \tanh ^{-1}(\cos (x))+\frac{1}{4} i \cot (x) \csc ^3(x)+\frac{3}{8} i \cot (x) \csc (x) \]
Antiderivative was successfully verified.
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Rule 3501
Rule 3768
Rule 3770
Rubi steps
\begin{align*} \int \frac{\csc ^7(x)}{i+\cot (x)} \, dx &=-\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 \tanh ^{-1}(\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*}
Mathematica [B] time = 0.136459, size = 99, normalized size = 2.48 \[ \frac{1}{640} i \csc ^5(x) \left (140 \sin (2 x)-30 \sin (4 x)+75 \sin (3 x) \log \left (\sin \left (\frac{x}{2}\right )\right )-15 \sin (5 x) \log \left (\sin \left (\frac{x}{2}\right )\right )+150 \sin (x) \left (\log \left (\cos \left (\frac{x}{2}\right )\right )-\log \left (\sin \left (\frac{x}{2}\right )\right )\right )-75 \sin (3 x) \log \left (\cos \left (\frac{x}{2}\right )\right )+15 \sin (5 x) \log \left (\cos \left (\frac{x}{2}\right )\right )+128 i\right ) \]
Antiderivative was successfully verified.
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Maple [B] time = 0.056, size = 92, normalized size = 2.3 \begin{align*} -{\frac{1}{16}\tan \left ({\frac{x}{2}} \right ) }-{\frac{1}{160} \left ( \tan \left ({\frac{x}{2}} \right ) \right ) ^{5}}-{\frac{i}{64}} \left ( \tan \left ({\frac{x}{2}} \right ) \right ) ^{4}-{\frac{1}{32} \left ( \tan \left ({\frac{x}{2}} \right ) \right ) ^{3}}-{\frac{i}{8}} \left ( \tan \left ({\frac{x}{2}} \right ) \right ) ^{2}+{{\frac{i}{64}} \left ( \tan \left ({\frac{x}{2}} \right ) \right ) ^{-4}}+{{\frac{i}{8}} \left ( \tan \left ({\frac{x}{2}} \right ) \right ) ^{-2}}-{\frac{1}{16} \left ( \tan \left ({\frac{x}{2}} \right ) \right ) ^{-1}}-{\frac{1}{32} \left ( \tan \left ({\frac{x}{2}} \right ) \right ) ^{-3}}-{\frac{3\,i}{8}}\ln \left ( \tan \left ({\frac{x}{2}} \right ) \right ) -{\frac{1}{160} \left ( \tan \left ({\frac{x}{2}} \right ) \right ) ^{-5}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 1.25495, size = 177, normalized size = 4.42 \begin{align*} -\frac{{\left (-\frac{15 i \, \sin \left (x\right )}{\cos \left (x\right ) + 1} + \frac{30 \, \sin \left (x\right )^{2}}{{\left (\cos \left (x\right ) + 1\right )}^{2}} - \frac{120 i \, \sin \left (x\right )^{3}}{{\left (\cos \left (x\right ) + 1\right )}^{3}} + \frac{60 \, \sin \left (x\right )^{4}}{{\left (\cos \left (x\right ) + 1\right )}^{4}} + 6\right )}{\left (\cos \left (x\right ) + 1\right )}^{5}}{960 \, \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 ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*} \frac{{\left (240 \,{\left (e^{\left (12 i \, x\right )} - 6 \, e^{\left (10 i \, x\right )} + 15 \, e^{\left (8 i \, x\right )} - 20 \, e^{\left (6 i \, x\right )} + 15 \, e^{\left (4 i \, x\right )} - 6 \, e^{\left (2 i \, x\right )} + 1\right )} e^{\left (2 i \, x\right )}{\rm integral}\left (\frac{{\left (7 \, e^{\left (13 i \, x\right )} - 42 \, e^{\left (11 i \, x\right )} - 919 \, e^{\left (9 i \, x\right )} - 140 \, e^{\left (7 i \, x\right )} + 105 \, e^{\left (5 i \, x\right )} - 42 \, e^{\left (3 i \, x\right )} + 7 \, e^{\left (i \, x\right )}\right )} e^{\left (-2 i \, x\right )}}{16 \,{\left (e^{\left (14 i \, x\right )} - 7 \, e^{\left (12 i \, x\right )} + 21 \, e^{\left (10 i \, x\right )} - 35 \, e^{\left (8 i \, x\right )} + 35 \, e^{\left (6 i \, x\right )} - 21 \, e^{\left (4 i \, x\right )} + 7 \, e^{\left (2 i \, x\right )} - 1\right )}}, x\right ) - 35 i \, e^{\left (11 i \, x\right )} + 189 i \, e^{\left (9 i \, x\right )} - 414 i \, e^{\left (7 i \, x\right )} + 2170 i \, e^{\left (5 i \, x\right )} - 735 i \, e^{\left (3 i \, x\right )} + 105 i \, e^{\left (i \, x\right )}\right )} e^{\left (-2 i \, x\right )}}{240 \,{\left (e^{\left (12 i \, x\right )} - 6 \, e^{\left (10 i \, x\right )} + 15 \, e^{\left (8 i \, x\right )} - 20 \, e^{\left (6 i \, x\right )} + 15 \, e^{\left (4 i \, x\right )} - 6 \, e^{\left (2 i \, x\right )} + 1\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: AttributeError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.32942, size = 128, normalized size = 3.2 \begin{align*} -\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 ({\left | \tan \left (\frac{1}{2} \, x\right ) \right |}\right ) - \frac{1}{16} \, \tan \left (\frac{1}{2} \, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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