Optimal. Leaf size=17 \[ \frac{\sec ^5(x)}{5}-\frac{\sec ^3(x)}{3} \]
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Rubi [A] time = 0.0380005, antiderivative size = 17, 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, 14} \[ \frac{\sec ^5(x)}{5}-\frac{\sec ^3(x)}{3} \]
Antiderivative was successfully verified.
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Rule 4397
Rule 2606
Rule 14
Rubi steps
\begin{align*} \int \frac{1}{(\csc (x)-\sin (x))^3} \, dx &=\int \sec ^3(x) \tan ^3(x) \, dx\\ &=\operatorname{Subst}\left (\int x^2 \left (-1+x^2\right ) \, dx,x,\sec (x)\right )\\ &=\operatorname{Subst}\left (\int \left (-x^2+x^4\right ) \, dx,x,\sec (x)\right )\\ &=-\frac{1}{3} \sec ^3(x)+\frac{\sec ^5(x)}{5}\\ \end{align*}
Mathematica [A] time = 0.0201522, size = 17, normalized size = 1. \[ \frac{\sec ^5(x)}{5}-\frac{\sec ^3(x)}{3} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.046, size = 14, normalized size = 0.8 \begin{align*} -{\frac{1}{3\, \left ( \cos \left ( x \right ) \right ) ^{3}}}+{\frac{1}{5\, \left ( \cos \left ( x \right ) \right ) ^{5}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 0.999292, size = 139, normalized size = 8.18 \begin{align*} -\frac{4 \,{\left (\frac{5 \, \sin \left (x\right )^{2}}{{\left (\cos \left (x\right ) + 1\right )}^{2}} + \frac{5 \, \sin \left (x\right )^{4}}{{\left (\cos \left (x\right ) + 1\right )}^{4}} + \frac{15 \, \sin \left (x\right )^{6}}{{\left (\cos \left (x\right ) + 1\right )}^{6}} - 1\right )}}{15 \,{\left (\frac{5 \, \sin \left (x\right )^{2}}{{\left (\cos \left (x\right ) + 1\right )}^{2}} - \frac{10 \, \sin \left (x\right )^{4}}{{\left (\cos \left (x\right ) + 1\right )}^{4}} + \frac{10 \, \sin \left (x\right )^{6}}{{\left (\cos \left (x\right ) + 1\right )}^{6}} - \frac{5 \, \sin \left (x\right )^{8}}{{\left (\cos \left (x\right ) + 1\right )}^{8}} + \frac{\sin \left (x\right )^{10}}{{\left (\cos \left (x\right ) + 1\right )}^{10}} - 1\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.93792, size = 45, normalized size = 2.65 \begin{align*} -\frac{5 \, \cos \left (x\right )^{2} - 3}{15 \, \cos \left (x\right )^{5}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{1}{\left (- \sin{\left (x \right )} + \csc{\left (x \right )}\right )^{3}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.17964, size = 80, normalized size = 4.71 \begin{align*} -\frac{4 \,{\left (\frac{5 \,{\left (\cos \left (x\right ) - 1\right )}}{\cos \left (x\right ) + 1} - \frac{5 \,{\left (\cos \left (x\right ) - 1\right )}^{2}}{{\left (\cos \left (x\right ) + 1\right )}^{2}} + \frac{15 \,{\left (\cos \left (x\right ) - 1\right )}^{3}}{{\left (\cos \left (x\right ) + 1\right )}^{3}} + 1\right )}}{15 \,{\left (\frac{\cos \left (x\right ) - 1}{\cos \left (x\right ) + 1} + 1\right )}^{5}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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