Optimal. Leaf size=778 \[ \frac{2 b x^{-2 n} (e x)^{2 n} \text{PolyLog}\left (2,\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{b^2-a^2}}\right )}{a^2 d^2 e n \sqrt{b^2-a^2}}-\frac{b^3 x^{-2 n} (e x)^{2 n} \text{PolyLog}\left (2,\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{b^2-a^2}}\right )}{a^2 d^2 e n \left (b^2-a^2\right )^{3/2}}-\frac{2 b x^{-2 n} (e x)^{2 n} \text{PolyLog}\left (2,\frac{i a e^{i \left (c+d x^n\right )}}{\sqrt{b^2-a^2}+b}\right )}{a^2 d^2 e n \sqrt{b^2-a^2}}+\frac{b^3 x^{-2 n} (e x)^{2 n} \text{PolyLog}\left (2,\frac{i a e^{i \left (c+d x^n\right )}}{\sqrt{b^2-a^2}+b}\right )}{a^2 d^2 e n \left (b^2-a^2\right )^{3/2}}+\frac{b^2 x^{-2 n} (e x)^{2 n} \log \left (a \sin \left (c+d x^n\right )+b\right )}{a^2 d^2 e n \left (a^2-b^2\right )}+\frac{2 i b x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{b^2-a^2}}\right )}{a^2 d e n \sqrt{b^2-a^2}}-\frac{i b^3 x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{b^2-a^2}}\right )}{a^2 d e n \left (b^2-a^2\right )^{3/2}}-\frac{2 i b x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{\sqrt{b^2-a^2}+b}\right )}{a^2 d e n \sqrt{b^2-a^2}}+\frac{i b^3 x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{\sqrt{b^2-a^2}+b}\right )}{a^2 d e n \left (b^2-a^2\right )^{3/2}}-\frac{b^2 x^{-n} (e x)^{2 n} \cos \left (c+d x^n\right )}{a d e n \left (a^2-b^2\right ) \left (a \sin \left (c+d x^n\right )+b\right )}+\frac{(e x)^{2 n}}{2 a^2 e n} \]
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Rubi [A] time = 1.3025, antiderivative size = 778, normalized size of antiderivative = 1., number of steps used = 23, number of rules used = 11, integrand size = 24, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.458, Rules used = {4209, 4205, 4191, 3324, 3323, 2264, 2190, 2279, 2391, 2668, 31} \[ \frac{2 b x^{-2 n} (e x)^{2 n} \text{PolyLog}\left (2,\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{b^2-a^2}}\right )}{a^2 d^2 e n \sqrt{b^2-a^2}}-\frac{b^3 x^{-2 n} (e x)^{2 n} \text{PolyLog}\left (2,\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{b^2-a^2}}\right )}{a^2 d^2 e n \left (b^2-a^2\right )^{3/2}}-\frac{2 b x^{-2 n} (e x)^{2 n} \text{PolyLog}\left (2,\frac{i a e^{i \left (c+d x^n\right )}}{\sqrt{b^2-a^2}+b}\right )}{a^2 d^2 e n \sqrt{b^2-a^2}}+\frac{b^3 x^{-2 n} (e x)^{2 n} \text{PolyLog}\left (2,\frac{i a e^{i \left (c+d x^n\right )}}{\sqrt{b^2-a^2}+b}\right )}{a^2 d^2 e n \left (b^2-a^2\right )^{3/2}}+\frac{b^2 x^{-2 n} (e x)^{2 n} \log \left (a \sin \left (c+d x^n\right )+b\right )}{a^2 d^2 e n \left (a^2-b^2\right )}+\frac{2 i b x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{b^2-a^2}}\right )}{a^2 d e n \sqrt{b^2-a^2}}-\frac{i b^3 x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{b^2-a^2}}\right )}{a^2 d e n \left (b^2-a^2\right )^{3/2}}-\frac{2 i b x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{\sqrt{b^2-a^2}+b}\right )}{a^2 d e n \sqrt{b^2-a^2}}+\frac{i b^3 x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{\sqrt{b^2-a^2}+b}\right )}{a^2 d e n \left (b^2-a^2\right )^{3/2}}-\frac{b^2 x^{-n} (e x)^{2 n} \cos \left (c+d x^n\right )}{a d e n \left (a^2-b^2\right ) \left (a \sin \left (c+d x^n\right )+b\right )}+\frac{(e x)^{2 n}}{2 a^2 e n} \]
Antiderivative was successfully verified.
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Rule 4209
Rule 4205
Rule 4191
Rule 3324
Rule 3323
Rule 2264
Rule 2190
Rule 2279
Rule 2391
Rule 2668
Rule 31
Rubi steps
\begin{align*} \int \frac{(e x)^{-1+2 n}}{\left (a+b \csc \left (c+d x^n\right )\right )^2} \, dx &=\frac{\left (x^{-2 n} (e x)^{2 n}\right ) \int \frac{x^{-1+2 n}}{\left (a+b \csc \left (c+d x^n\right )\right )^2} \, dx}{e}\\ &=\frac{\left (x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \frac{x}{(a+b \csc (c+d x))^2} \, dx,x,x^n\right )}{e n}\\ &=\frac{\left (x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \left (\frac{x}{a^2}+\frac{b^2 x}{a^2 (b+a \sin (c+d x))^2}-\frac{2 b x}{a^2 (b+a \sin (c+d x))}\right ) \, dx,x,x^n\right )}{e n}\\ &=\frac{(e x)^{2 n}}{2 a^2 e n}-\frac{\left (2 b x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \frac{x}{b+a \sin (c+d x)} \, dx,x,x^n\right )}{a^2 e n}+\frac{\left (b^2 x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \frac{x}{(b+a \sin (c+d x))^2} \, dx,x,x^n\right )}{a^2 e n}\\ &=\frac{(e x)^{2 n}}{2 a^2 e n}-\frac{b^2 x^{-n} (e x)^{2 n} \cos \left (c+d x^n\right )}{a \left (a^2-b^2\right ) d e n \left (b+a \sin \left (c+d x^n\right )\right )}-\frac{\left (4 b x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \frac{e^{i (c+d x)} x}{i a+2 b e^{i (c+d x)}-i a e^{2 i (c+d x)}} \, dx,x,x^n\right )}{a^2 e n}-\frac{\left (b^3 x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \frac{x}{b+a \sin (c+d x)} \, dx,x,x^n\right )}{a^2 \left (a^2-b^2\right ) e n}+\frac{\left (b^2 x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \frac{\cos (c+d x)}{b+a \sin (c+d x)} \, dx,x,x^n\right )}{a \left (a^2-b^2\right ) d e n}\\ &=\frac{(e x)^{2 n}}{2 a^2 e n}-\frac{b^2 x^{-n} (e x)^{2 n} \cos \left (c+d x^n\right )}{a \left (a^2-b^2\right ) d e n \left (b+a \sin \left (c+d x^n\right )\right )}-\frac{\left (2 b^3 x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \frac{e^{i (c+d x)} x}{i a+2 b e^{i (c+d x)}-i a e^{2 i (c+d x)}} \, dx,x,x^n\right )}{a^2 \left (a^2-b^2\right ) e n}+\frac{\left (4 i b x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \frac{e^{i (c+d x)} x}{2 b-2 \sqrt{-a^2+b^2}-2 i a e^{i (c+d x)}} \, dx,x,x^n\right )}{a \sqrt{-a^2+b^2} e n}-\frac{\left (4 i b x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \frac{e^{i (c+d x)} x}{2 b+2 \sqrt{-a^2+b^2}-2 i a e^{i (c+d x)}} \, dx,x,x^n\right )}{a \sqrt{-a^2+b^2} e n}+\frac{\left (b^2 x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \frac{1}{b+x} \, dx,x,a \sin \left (c+d x^n\right )\right )}{a^2 \left (a^2-b^2\right ) d^2 e n}\\ &=\frac{(e x)^{2 n}}{2 a^2 e n}+\frac{2 i b x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{-a^2+b^2}}\right )}{a^2 \sqrt{-a^2+b^2} d e n}-\frac{2 i b x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b+\sqrt{-a^2+b^2}}\right )}{a^2 \sqrt{-a^2+b^2} d e n}+\frac{b^2 x^{-2 n} (e x)^{2 n} \log \left (b+a \sin \left (c+d x^n\right )\right )}{a^2 \left (a^2-b^2\right ) d^2 e n}-\frac{b^2 x^{-n} (e x)^{2 n} \cos \left (c+d x^n\right )}{a \left (a^2-b^2\right ) d e n \left (b+a \sin \left (c+d x^n\right )\right )}+\frac{\left (2 i b^3 x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \frac{e^{i (c+d x)} x}{2 b-2 \sqrt{-a^2+b^2}-2 i a e^{i (c+d x)}} \, dx,x,x^n\right )}{a \left (a^2-b^2\right ) \sqrt{-a^2+b^2} e n}-\frac{\left (2 i b^3 x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \frac{e^{i (c+d x)} x}{2 b+2 \sqrt{-a^2+b^2}-2 i a e^{i (c+d x)}} \, dx,x,x^n\right )}{a \left (a^2-b^2\right ) \sqrt{-a^2+b^2} e n}-\frac{\left (2 i b x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \log \left (1-\frac{2 i a e^{i (c+d x)}}{2 b-2 \sqrt{-a^2+b^2}}\right ) \, dx,x,x^n\right )}{a^2 \sqrt{-a^2+b^2} d e n}+\frac{\left (2 i b x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \log \left (1-\frac{2 i a e^{i (c+d x)}}{2 b+2 \sqrt{-a^2+b^2}}\right ) \, dx,x,x^n\right )}{a^2 \sqrt{-a^2+b^2} d e n}\\ &=\frac{(e x)^{2 n}}{2 a^2 e n}-\frac{i b^3 x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{-a^2+b^2}}\right )}{a^2 \left (-a^2+b^2\right )^{3/2} d e n}+\frac{2 i b x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{-a^2+b^2}}\right )}{a^2 \sqrt{-a^2+b^2} d e n}+\frac{i b^3 x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b+\sqrt{-a^2+b^2}}\right )}{a^2 \left (-a^2+b^2\right )^{3/2} d e n}-\frac{2 i b x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b+\sqrt{-a^2+b^2}}\right )}{a^2 \sqrt{-a^2+b^2} d e n}+\frac{b^2 x^{-2 n} (e x)^{2 n} \log \left (b+a \sin \left (c+d x^n\right )\right )}{a^2 \left (a^2-b^2\right ) d^2 e n}-\frac{b^2 x^{-n} (e x)^{2 n} \cos \left (c+d x^n\right )}{a \left (a^2-b^2\right ) d e n \left (b+a \sin \left (c+d x^n\right )\right )}-\frac{\left (2 b x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \frac{\log \left (1-\frac{2 i a x}{2 b-2 \sqrt{-a^2+b^2}}\right )}{x} \, dx,x,e^{i \left (c+d x^n\right )}\right )}{a^2 \sqrt{-a^2+b^2} d^2 e n}+\frac{\left (2 b x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \frac{\log \left (1-\frac{2 i a x}{2 b+2 \sqrt{-a^2+b^2}}\right )}{x} \, dx,x,e^{i \left (c+d x^n\right )}\right )}{a^2 \sqrt{-a^2+b^2} d^2 e n}-\frac{\left (i b^3 x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \log \left (1-\frac{2 i a e^{i (c+d x)}}{2 b-2 \sqrt{-a^2+b^2}}\right ) \, dx,x,x^n\right )}{a^2 \left (a^2-b^2\right ) \sqrt{-a^2+b^2} d e n}+\frac{\left (i b^3 x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \log \left (1-\frac{2 i a e^{i (c+d x)}}{2 b+2 \sqrt{-a^2+b^2}}\right ) \, dx,x,x^n\right )}{a^2 \left (a^2-b^2\right ) \sqrt{-a^2+b^2} d e n}\\ &=\frac{(e x)^{2 n}}{2 a^2 e n}-\frac{i b^3 x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{-a^2+b^2}}\right )}{a^2 \left (-a^2+b^2\right )^{3/2} d e n}+\frac{2 i b x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{-a^2+b^2}}\right )}{a^2 \sqrt{-a^2+b^2} d e n}+\frac{i b^3 x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b+\sqrt{-a^2+b^2}}\right )}{a^2 \left (-a^2+b^2\right )^{3/2} d e n}-\frac{2 i b x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b+\sqrt{-a^2+b^2}}\right )}{a^2 \sqrt{-a^2+b^2} d e n}+\frac{b^2 x^{-2 n} (e x)^{2 n} \log \left (b+a \sin \left (c+d x^n\right )\right )}{a^2 \left (a^2-b^2\right ) d^2 e n}+\frac{2 b x^{-2 n} (e x)^{2 n} \text{Li}_2\left (\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{-a^2+b^2}}\right )}{a^2 \sqrt{-a^2+b^2} d^2 e n}-\frac{2 b x^{-2 n} (e x)^{2 n} \text{Li}_2\left (\frac{i a e^{i \left (c+d x^n\right )}}{b+\sqrt{-a^2+b^2}}\right )}{a^2 \sqrt{-a^2+b^2} d^2 e n}-\frac{b^2 x^{-n} (e x)^{2 n} \cos \left (c+d x^n\right )}{a \left (a^2-b^2\right ) d e n \left (b+a \sin \left (c+d x^n\right )\right )}-\frac{\left (b^3 x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \frac{\log \left (1-\frac{2 i a x}{2 b-2 \sqrt{-a^2+b^2}}\right )}{x} \, dx,x,e^{i \left (c+d x^n\right )}\right )}{a^2 \left (a^2-b^2\right ) \sqrt{-a^2+b^2} d^2 e n}+\frac{\left (b^3 x^{-2 n} (e x)^{2 n}\right ) \operatorname{Subst}\left (\int \frac{\log \left (1-\frac{2 i a x}{2 b+2 \sqrt{-a^2+b^2}}\right )}{x} \, dx,x,e^{i \left (c+d x^n\right )}\right )}{a^2 \left (a^2-b^2\right ) \sqrt{-a^2+b^2} d^2 e n}\\ &=\frac{(e x)^{2 n}}{2 a^2 e n}-\frac{i b^3 x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{-a^2+b^2}}\right )}{a^2 \left (-a^2+b^2\right )^{3/2} d e n}+\frac{2 i b x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{-a^2+b^2}}\right )}{a^2 \sqrt{-a^2+b^2} d e n}+\frac{i b^3 x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b+\sqrt{-a^2+b^2}}\right )}{a^2 \left (-a^2+b^2\right )^{3/2} d e n}-\frac{2 i b x^{-n} (e x)^{2 n} \log \left (1-\frac{i a e^{i \left (c+d x^n\right )}}{b+\sqrt{-a^2+b^2}}\right )}{a^2 \sqrt{-a^2+b^2} d e n}+\frac{b^2 x^{-2 n} (e x)^{2 n} \log \left (b+a \sin \left (c+d x^n\right )\right )}{a^2 \left (a^2-b^2\right ) d^2 e n}-\frac{b^3 x^{-2 n} (e x)^{2 n} \text{Li}_2\left (\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{-a^2+b^2}}\right )}{a^2 \left (-a^2+b^2\right )^{3/2} d^2 e n}+\frac{2 b x^{-2 n} (e x)^{2 n} \text{Li}_2\left (\frac{i a e^{i \left (c+d x^n\right )}}{b-\sqrt{-a^2+b^2}}\right )}{a^2 \sqrt{-a^2+b^2} d^2 e n}+\frac{b^3 x^{-2 n} (e x)^{2 n} \text{Li}_2\left (\frac{i a e^{i \left (c+d x^n\right )}}{b+\sqrt{-a^2+b^2}}\right )}{a^2 \left (-a^2+b^2\right )^{3/2} d^2 e n}-\frac{2 b x^{-2 n} (e x)^{2 n} \text{Li}_2\left (\frac{i a e^{i \left (c+d x^n\right )}}{b+\sqrt{-a^2+b^2}}\right )}{a^2 \sqrt{-a^2+b^2} d^2 e n}-\frac{b^2 x^{-n} (e x)^{2 n} \cos \left (c+d x^n\right )}{a \left (a^2-b^2\right ) d e n \left (b+a \sin \left (c+d x^n\right )\right )}\\ \end{align*}
Mathematica [B] time = 10.3566, size = 2839, normalized size = 3.65 \[ \text{Result too large to show} \]
Warning: Unable to verify antiderivative.
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Maple [F] time = 180., size = 0, normalized size = 0. \begin{align*} \text{hanged} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [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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Fricas [B] time = 1.25326, size = 5230, normalized size = 6.72 \begin{align*} \text{result too large to display} \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 [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\left (e x\right )^{2 \, n - 1}}{{\left (b \csc \left (d x^{n} + c\right ) + a\right )}^{2}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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