Optimal. Leaf size=33 \[ \frac{\sec ^{13}(x)}{13}-\frac{3 \sec ^{11}(x)}{11}+\frac{\sec ^9(x)}{3}-\frac{\sec ^7(x)}{7} \]
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Rubi [A] time = 0.0426652, antiderivative size = 33, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 9, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.333, Rules used = {4397, 2606, 270} \[ \frac{\sec ^{13}(x)}{13}-\frac{3 \sec ^{11}(x)}{11}+\frac{\sec ^9(x)}{3}-\frac{\sec ^7(x)}{7} \]
Antiderivative was successfully verified.
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Rule 4397
Rule 2606
Rule 270
Rubi steps
\begin{align*} \int \frac{1}{(\csc (x)-\sin (x))^7} \, dx &=\int \sec ^7(x) \tan ^7(x) \, dx\\ &=\operatorname{Subst}\left (\int x^6 \left (-1+x^2\right )^3 \, dx,x,\sec (x)\right )\\ &=\operatorname{Subst}\left (\int \left (-x^6+3 x^8-3 x^{10}+x^{12}\right ) \, dx,x,\sec (x)\right )\\ &=-\frac{1}{7} \sec ^7(x)+\frac{\sec ^9(x)}{3}-\frac{3 \sec ^{11}(x)}{11}+\frac{\sec ^{13}(x)}{13}\\ \end{align*}
Mathematica [A] time = 0.0173609, size = 33, normalized size = 1. \[ \frac{\sec ^{13}(x)}{13}-\frac{3 \sec ^{11}(x)}{11}+\frac{\sec ^9(x)}{3}-\frac{\sec ^7(x)}{7} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.058, size = 26, normalized size = 0.8 \begin{align*} -{\frac{1}{7\, \left ( \cos \left ( x \right ) \right ) ^{7}}}+{\frac{1}{3\, \left ( \cos \left ( x \right ) \right ) ^{9}}}+{\frac{1}{13\, \left ( \cos \left ( x \right ) \right ) ^{13}}}-{\frac{3}{11\, \left ( \cos \left ( x \right ) \right ) ^{11}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 1.05678, size = 366, normalized size = 11.09 \begin{align*} -\frac{32 \,{\left (\frac{13 \, \sin \left (x\right )^{2}}{{\left (\cos \left (x\right ) + 1\right )}^{2}} - \frac{78 \, \sin \left (x\right )^{4}}{{\left (\cos \left (x\right ) + 1\right )}^{4}} + \frac{286 \, \sin \left (x\right )^{6}}{{\left (\cos \left (x\right ) + 1\right )}^{6}} + \frac{2288 \, \sin \left (x\right )^{8}}{{\left (\cos \left (x\right ) + 1\right )}^{8}} + \frac{10296 \, \sin \left (x\right )^{10}}{{\left (\cos \left (x\right ) + 1\right )}^{10}} + \frac{16302 \, \sin \left (x\right )^{12}}{{\left (\cos \left (x\right ) + 1\right )}^{12}} + \frac{18018 \, \sin \left (x\right )^{14}}{{\left (\cos \left (x\right ) + 1\right )}^{14}} + \frac{9009 \, \sin \left (x\right )^{16}}{{\left (\cos \left (x\right ) + 1\right )}^{16}} + \frac{3003 \, \sin \left (x\right )^{18}}{{\left (\cos \left (x\right ) + 1\right )}^{18}} - 1\right )}}{3003 \,{\left (\frac{13 \, \sin \left (x\right )^{2}}{{\left (\cos \left (x\right ) + 1\right )}^{2}} - \frac{78 \, \sin \left (x\right )^{4}}{{\left (\cos \left (x\right ) + 1\right )}^{4}} + \frac{286 \, \sin \left (x\right )^{6}}{{\left (\cos \left (x\right ) + 1\right )}^{6}} - \frac{715 \, \sin \left (x\right )^{8}}{{\left (\cos \left (x\right ) + 1\right )}^{8}} + \frac{1287 \, \sin \left (x\right )^{10}}{{\left (\cos \left (x\right ) + 1\right )}^{10}} - \frac{1716 \, \sin \left (x\right )^{12}}{{\left (\cos \left (x\right ) + 1\right )}^{12}} + \frac{1716 \, \sin \left (x\right )^{14}}{{\left (\cos \left (x\right ) + 1\right )}^{14}} - \frac{1287 \, \sin \left (x\right )^{16}}{{\left (\cos \left (x\right ) + 1\right )}^{16}} + \frac{715 \, \sin \left (x\right )^{18}}{{\left (\cos \left (x\right ) + 1\right )}^{18}} - \frac{286 \, \sin \left (x\right )^{20}}{{\left (\cos \left (x\right ) + 1\right )}^{20}} + \frac{78 \, \sin \left (x\right )^{22}}{{\left (\cos \left (x\right ) + 1\right )}^{22}} - \frac{13 \, \sin \left (x\right )^{24}}{{\left (\cos \left (x\right ) + 1\right )}^{24}} + \frac{\sin \left (x\right )^{26}}{{\left (\cos \left (x\right ) + 1\right )}^{26}} - 1\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.21782, size = 96, normalized size = 2.91 \begin{align*} -\frac{429 \, \cos \left (x\right )^{6} - 1001 \, \cos \left (x\right )^{4} + 819 \, \cos \left (x\right )^{2} - 231}{3003 \, \cos \left (x\right )^{13}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.19071, size = 193, normalized size = 5.85 \begin{align*} -\frac{32 \,{\left (\frac{13 \,{\left (\cos \left (x\right ) - 1\right )}}{\cos \left (x\right ) + 1} + \frac{78 \,{\left (\cos \left (x\right ) - 1\right )}^{2}}{{\left (\cos \left (x\right ) + 1\right )}^{2}} + \frac{286 \,{\left (\cos \left (x\right ) - 1\right )}^{3}}{{\left (\cos \left (x\right ) + 1\right )}^{3}} - \frac{2288 \,{\left (\cos \left (x\right ) - 1\right )}^{4}}{{\left (\cos \left (x\right ) + 1\right )}^{4}} + \frac{10296 \,{\left (\cos \left (x\right ) - 1\right )}^{5}}{{\left (\cos \left (x\right ) + 1\right )}^{5}} - \frac{16302 \,{\left (\cos \left (x\right ) - 1\right )}^{6}}{{\left (\cos \left (x\right ) + 1\right )}^{6}} + \frac{18018 \,{\left (\cos \left (x\right ) - 1\right )}^{7}}{{\left (\cos \left (x\right ) + 1\right )}^{7}} - \frac{9009 \,{\left (\cos \left (x\right ) - 1\right )}^{8}}{{\left (\cos \left (x\right ) + 1\right )}^{8}} + \frac{3003 \,{\left (\cos \left (x\right ) - 1\right )}^{9}}{{\left (\cos \left (x\right ) + 1\right )}^{9}} + 1\right )}}{3003 \,{\left (\frac{\cos \left (x\right ) - 1}{\cos \left (x\right ) + 1} + 1\right )}^{13}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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