Optimal. Leaf size=36 \[ -\frac{5}{16} \tanh ^{-1}(\cos (x))-\frac{1}{6} \cot (x) \csc ^5(x)-\frac{5}{24} \cot (x) \csc ^3(x)-\frac{5}{16} \cot (x) \csc (x) \]
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Rubi [A] time = 0.0195031, antiderivative size = 36, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 2, integrand size = 4, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.5, Rules used = {3768, 3770} \[ -\frac{5}{16} \tanh ^{-1}(\cos (x))-\frac{1}{6} \cot (x) \csc ^5(x)-\frac{5}{24} \cot (x) \csc ^3(x)-\frac{5}{16} \cot (x) \csc (x) \]
Antiderivative was successfully verified.
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Rule 3768
Rule 3770
Rubi steps
\begin{align*} \int \csc ^7(x) \, dx &=-\frac{1}{6} \cot (x) \csc ^5(x)+\frac{5}{6} \int \csc ^5(x) \, dx\\ &=-\frac{5}{24} \cot (x) \csc ^3(x)-\frac{1}{6} \cot (x) \csc ^5(x)+\frac{5}{8} \int \csc ^3(x) \, dx\\ &=-\frac{5}{16} \cot (x) \csc (x)-\frac{5}{24} \cot (x) \csc ^3(x)-\frac{1}{6} \cot (x) \csc ^5(x)+\frac{5}{16} \int \csc (x) \, dx\\ &=-\frac{5}{16} \tanh ^{-1}(\cos (x))-\frac{5}{16} \cot (x) \csc (x)-\frac{5}{24} \cot (x) \csc ^3(x)-\frac{1}{6} \cot (x) \csc ^5(x)\\ \end{align*}
Mathematica [B] time = 0.0081332, size = 95, normalized size = 2.64 \[ -\frac{1}{384} \csc ^6\left (\frac{x}{2}\right )-\frac{1}{64} \csc ^4\left (\frac{x}{2}\right )-\frac{5}{64} \csc ^2\left (\frac{x}{2}\right )+\frac{1}{384} \sec ^6\left (\frac{x}{2}\right )+\frac{1}{64} \sec ^4\left (\frac{x}{2}\right )+\frac{5}{64} \sec ^2\left (\frac{x}{2}\right )+\frac{5}{16} \log \left (\sin \left (\frac{x}{2}\right )\right )-\frac{5}{16} \log \left (\cos \left (\frac{x}{2}\right )\right ) \]
Antiderivative was successfully verified.
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Maple [A] time = 0.034, size = 32, normalized size = 0.9 \begin{align*} \left ( -{\frac{ \left ( \csc \left ( x \right ) \right ) ^{5}}{6}}-{\frac{5\, \left ( \csc \left ( x \right ) \right ) ^{3}}{24}}-{\frac{5\,\csc \left ( x \right ) }{16}} \right ) \cot \left ( x \right ) +{\frac{5\,\ln \left ( \csc \left ( x \right ) -\cot \left ( x \right ) \right ) }{16}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.923332, size = 73, normalized size = 2.03 \begin{align*} \frac{15 \, \cos \left (x\right )^{5} - 40 \, \cos \left (x\right )^{3} + 33 \, \cos \left (x\right )}{48 \,{\left (\cos \left (x\right )^{6} - 3 \, \cos \left (x\right )^{4} + 3 \, \cos \left (x\right )^{2} - 1\right )}} - \frac{5}{32} \, \log \left (\cos \left (x\right ) + 1\right ) + \frac{5}{32} \, \log \left (\cos \left (x\right ) - 1\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.77784, size = 302, normalized size = 8.39 \begin{align*} \frac{30 \, \cos \left (x\right )^{5} - 80 \, \cos \left (x\right )^{3} - 15 \,{\left (\cos \left (x\right )^{6} - 3 \, \cos \left (x\right )^{4} + 3 \, \cos \left (x\right )^{2} - 1\right )} \log \left (\frac{1}{2} \, \cos \left (x\right ) + \frac{1}{2}\right ) + 15 \,{\left (\cos \left (x\right )^{6} - 3 \, \cos \left (x\right )^{4} + 3 \, \cos \left (x\right )^{2} - 1\right )} \log \left (-\frac{1}{2} \, \cos \left (x\right ) + \frac{1}{2}\right ) + 66 \, \cos \left (x\right )}{96 \,{\left (\cos \left (x\right )^{6} - 3 \, \cos \left (x\right )^{4} + 3 \, \cos \left (x\right )^{2} - 1\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.158818, size = 60, normalized size = 1.67 \begin{align*} \frac{15 \cos ^{5}{\left (x \right )} - 40 \cos ^{3}{\left (x \right )} + 33 \cos{\left (x \right )}}{48 \cos ^{6}{\left (x \right )} - 144 \cos ^{4}{\left (x \right )} + 144 \cos ^{2}{\left (x \right )} - 48} + \frac{5 \log{\left (\cos{\left (x \right )} - 1 \right )}}{32} - \frac{5 \log{\left (\cos{\left (x \right )} + 1 \right )}}{32} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.05699, size = 151, normalized size = 4.19 \begin{align*} -\frac{{\left (\frac{9 \,{\left (\cos \left (x\right ) - 1\right )}}{\cos \left (x\right ) + 1} - \frac{45 \,{\left (\cos \left (x\right ) - 1\right )}^{2}}{{\left (\cos \left (x\right ) + 1\right )}^{2}} + \frac{110 \,{\left (\cos \left (x\right ) - 1\right )}^{3}}{{\left (\cos \left (x\right ) + 1\right )}^{3}} - 1\right )}{\left (\cos \left (x\right ) + 1\right )}^{3}}{384 \,{\left (\cos \left (x\right ) - 1\right )}^{3}} - \frac{15 \,{\left (\cos \left (x\right ) - 1\right )}}{128 \,{\left (\cos \left (x\right ) + 1\right )}} + \frac{3 \,{\left (\cos \left (x\right ) - 1\right )}^{2}}{128 \,{\left (\cos \left (x\right ) + 1\right )}^{2}} - \frac{{\left (\cos \left (x\right ) - 1\right )}^{3}}{384 \,{\left (\cos \left (x\right ) + 1\right )}^{3}} + \frac{5}{32} \, \log \left (-\frac{\cos \left (x\right ) - 1}{\cos \left (x\right ) + 1}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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