Integrand size = 24, antiderivative size = 214 \[ \int (e x)^{-1+2 n} \left (a+b \csc \left (c+d x^n\right )\right )^2 \, dx=\frac {a^2 (e x)^{2 n}}{2 e n}-\frac {4 a b x^{-n} (e x)^{2 n} \text {arctanh}\left (e^{i \left (c+d x^n\right )}\right )}{d e n}-\frac {b^2 x^{-n} (e x)^{2 n} \cot \left (c+d x^n\right )}{d e n}+\frac {b^2 x^{-2 n} (e x)^{2 n} \log \left (\sin \left (c+d x^n\right )\right )}{d^2 e n}+\frac {2 i a b x^{-2 n} (e x)^{2 n} \operatorname {PolyLog}\left (2,-e^{i \left (c+d x^n\right )}\right )}{d^2 e n}-\frac {2 i a b x^{-2 n} (e x)^{2 n} \operatorname {PolyLog}\left (2,e^{i \left (c+d x^n\right )}\right )}{d^2 e n} \]
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Time = 0.24 (sec) , antiderivative size = 214, normalized size of antiderivative = 1.00, number of steps used = 11, number of rules used = 8, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.333, Rules used = {4294, 4290, 4275, 4268, 2317, 2438, 4269, 3556} \[ \int (e x)^{-1+2 n} \left (a+b \csc \left (c+d x^n\right )\right )^2 \, dx=\frac {a^2 (e x)^{2 n}}{2 e n}-\frac {4 a b x^{-n} (e x)^{2 n} \text {arctanh}\left (e^{i \left (c+d x^n\right )}\right )}{d e n}+\frac {2 i a b x^{-2 n} (e x)^{2 n} \operatorname {PolyLog}\left (2,-e^{i \left (d x^n+c\right )}\right )}{d^2 e n}-\frac {2 i a b x^{-2 n} (e x)^{2 n} \operatorname {PolyLog}\left (2,e^{i \left (d x^n+c\right )}\right )}{d^2 e n}+\frac {b^2 x^{-2 n} (e x)^{2 n} \log \left (\sin \left (c+d x^n\right )\right )}{d^2 e n}-\frac {b^2 x^{-n} (e x)^{2 n} \cot \left (c+d x^n\right )}{d e n} \]
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Rule 2317
Rule 2438
Rule 3556
Rule 4268
Rule 4269
Rule 4275
Rule 4290
Rule 4294
Rubi steps \begin{align*} \text {integral}& = \frac {\left (x^{-2 n} (e x)^{2 n}\right ) \int 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 ) \text {Subst}\left (\int 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 ) \text {Subst}\left (\int \left (a^2 x+2 a b x \csc (c+d x)+b^2 x \csc ^2(c+d x)\right ) \, dx,x,x^n\right )}{e n} \\ & = \frac {a^2 (e x)^{2 n}}{2 e n}+\frac {\left (2 a b x^{-2 n} (e x)^{2 n}\right ) \text {Subst}\left (\int x \csc (c+d x) \, dx,x,x^n\right )}{e n}+\frac {\left (b^2 x^{-2 n} (e x)^{2 n}\right ) \text {Subst}\left (\int x \csc ^2(c+d x) \, dx,x,x^n\right )}{e n} \\ & = \frac {a^2 (e x)^{2 n}}{2 e n}-\frac {4 a b x^{-n} (e x)^{2 n} \text {arctanh}\left (e^{i \left (c+d x^n\right )}\right )}{d e n}-\frac {b^2 x^{-n} (e x)^{2 n} \cot \left (c+d x^n\right )}{d e n}-\frac {\left (2 a b x^{-2 n} (e x)^{2 n}\right ) \text {Subst}\left (\int \log \left (1-e^{i (c+d x)}\right ) \, dx,x,x^n\right )}{d e n}+\frac {\left (2 a b x^{-2 n} (e x)^{2 n}\right ) \text {Subst}\left (\int \log \left (1+e^{i (c+d x)}\right ) \, dx,x,x^n\right )}{d e n}+\frac {\left (b^2 x^{-2 n} (e x)^{2 n}\right ) \text {Subst}\left (\int \cot (c+d x) \, dx,x,x^n\right )}{d e n} \\ & = \frac {a^2 (e x)^{2 n}}{2 e n}-\frac {4 a b x^{-n} (e x)^{2 n} \text {arctanh}\left (e^{i \left (c+d x^n\right )}\right )}{d e n}-\frac {b^2 x^{-n} (e x)^{2 n} \cot \left (c+d x^n\right )}{d e n}+\frac {b^2 x^{-2 n} (e x)^{2 n} \log \left (\sin \left (c+d x^n\right )\right )}{d^2 e n}+\frac {\left (2 i a b x^{-2 n} (e x)^{2 n}\right ) \text {Subst}\left (\int \frac {\log (1-x)}{x} \, dx,x,e^{i \left (c+d x^n\right )}\right )}{d^2 e n}-\frac {\left (2 i a b x^{-2 n} (e x)^{2 n}\right ) \text {Subst}\left (\int \frac {\log (1+x)}{x} \, dx,x,e^{i \left (c+d x^n\right )}\right )}{d^2 e n} \\ & = \frac {a^2 (e x)^{2 n}}{2 e n}-\frac {4 a b x^{-n} (e x)^{2 n} \text {arctanh}\left (e^{i \left (c+d x^n\right )}\right )}{d e n}-\frac {b^2 x^{-n} (e x)^{2 n} \cot \left (c+d x^n\right )}{d e n}+\frac {b^2 x^{-2 n} (e x)^{2 n} \log \left (\sin \left (c+d x^n\right )\right )}{d^2 e n}+\frac {2 i a b x^{-2 n} (e x)^{2 n} \operatorname {PolyLog}\left (2,-e^{i \left (c+d x^n\right )}\right )}{d^2 e n}-\frac {2 i a b x^{-2 n} (e x)^{2 n} \operatorname {PolyLog}\left (2,e^{i \left (c+d x^n\right )}\right )}{d^2 e n} \\ \end{align*}
Time = 7.77 (sec) , antiderivative size = 286, normalized size of antiderivative = 1.34 \[ \int (e x)^{-1+2 n} \left (a+b \csc \left (c+d x^n\right )\right )^2 \, dx=\frac {x^{-2 n} (e x)^{2 n} \left (2 b^2 d x^n \cot (c)+d x^n \left (a^2 d x^n-2 b^2 \cot (c)\right )-2 b^2 \left (d x^n \cot (c)-\log \left (\sin \left (c+d x^n\right )\right )\right )+4 a b \left (2 \arctan (\tan (c)) \text {arctanh}\left (\cos (c)-\sin (c) \tan \left (\frac {d x^n}{2}\right )\right )+\frac {\left (\left (d x^n+\arctan (\tan (c))\right ) \left (\log \left (1-e^{i \left (d x^n+\arctan (\tan (c))\right )}\right )-\log \left (1+e^{i \left (d x^n+\arctan (\tan (c))\right )}\right )\right )+i \operatorname {PolyLog}\left (2,-e^{i \left (d x^n+\arctan (\tan (c))\right )}\right )-i \operatorname {PolyLog}\left (2,e^{i \left (d x^n+\arctan (\tan (c))\right )}\right )\right ) \sec (c)}{\sqrt {\sec ^2(c)}}\right )+b^2 d x^n \csc \left (\frac {c}{2}\right ) \csc \left (\frac {1}{2} \left (c+d x^n\right )\right ) \sin \left (\frac {d x^n}{2}\right )+b^2 d x^n \sec \left (\frac {c}{2}\right ) \sec \left (\frac {1}{2} \left (c+d x^n\right )\right ) \sin \left (\frac {d x^n}{2}\right )\right )}{2 d^2 e n} \]
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Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 1.80 (sec) , antiderivative size = 970, normalized size of antiderivative = 4.53
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 568 vs. \(2 (206) = 412\).
Time = 0.28 (sec) , antiderivative size = 568, normalized size of antiderivative = 2.65 \[ \int (e x)^{-1+2 n} \left (a+b \csc \left (c+d x^n\right )\right )^2 \, dx=\frac {a^{2} d^{2} e^{2 \, n - 1} x^{2 \, n} \sin \left (d x^{n} + c\right ) - 2 \, b^{2} d e^{2 \, n - 1} x^{n} \cos \left (d x^{n} + c\right ) - 2 i \, a b e^{2 \, n - 1} {\rm Li}_2\left (\cos \left (d x^{n} + c\right ) + i \, \sin \left (d x^{n} + c\right )\right ) \sin \left (d x^{n} + c\right ) + 2 i \, a b e^{2 \, n - 1} {\rm Li}_2\left (\cos \left (d x^{n} + c\right ) - i \, \sin \left (d x^{n} + c\right )\right ) \sin \left (d x^{n} + c\right ) - 2 i \, a b e^{2 \, n - 1} {\rm Li}_2\left (-\cos \left (d x^{n} + c\right ) + i \, \sin \left (d x^{n} + c\right )\right ) \sin \left (d x^{n} + c\right ) + 2 i \, a b e^{2 \, n - 1} {\rm Li}_2\left (-\cos \left (d x^{n} + c\right ) - i \, \sin \left (d x^{n} + c\right )\right ) \sin \left (d x^{n} + c\right ) - {\left (2 \, a b c - b^{2}\right )} e^{2 \, n - 1} \log \left (-\frac {1}{2} \, \cos \left (d x^{n} + c\right ) + \frac {1}{2} i \, \sin \left (d x^{n} + c\right ) + \frac {1}{2}\right ) \sin \left (d x^{n} + c\right ) - {\left (2 \, a b c - b^{2}\right )} e^{2 \, n - 1} \log \left (-\frac {1}{2} \, \cos \left (d x^{n} + c\right ) - \frac {1}{2} i \, \sin \left (d x^{n} + c\right ) + \frac {1}{2}\right ) \sin \left (d x^{n} + c\right ) - {\left (2 \, a b d e^{2 \, n - 1} x^{n} - b^{2} e^{2 \, n - 1}\right )} \log \left (\cos \left (d x^{n} + c\right ) + i \, \sin \left (d x^{n} + c\right ) + 1\right ) \sin \left (d x^{n} + c\right ) - {\left (2 \, a b d e^{2 \, n - 1} x^{n} - b^{2} e^{2 \, n - 1}\right )} \log \left (\cos \left (d x^{n} + c\right ) - i \, \sin \left (d x^{n} + c\right ) + 1\right ) \sin \left (d x^{n} + c\right ) + 2 \, {\left (a b d e^{2 \, n - 1} x^{n} + a b c e^{2 \, n - 1}\right )} \log \left (-\cos \left (d x^{n} + c\right ) + i \, \sin \left (d x^{n} + c\right ) + 1\right ) \sin \left (d x^{n} + c\right ) + 2 \, {\left (a b d e^{2 \, n - 1} x^{n} + a b c e^{2 \, n - 1}\right )} \log \left (-\cos \left (d x^{n} + c\right ) - i \, \sin \left (d x^{n} + c\right ) + 1\right ) \sin \left (d x^{n} + c\right )}{2 \, d^{2} n \sin \left (d x^{n} + c\right )} \]
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\[ \int (e x)^{-1+2 n} \left (a+b \csc \left (c+d x^n\right )\right )^2 \, dx=\int \left (e x\right )^{2 n - 1} \left (a + b \csc {\left (c + d x^{n} \right )}\right )^{2}\, dx \]
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\[ \int (e x)^{-1+2 n} \left (a+b \csc \left (c+d x^n\right )\right )^2 \, dx=\int { {\left (b \csc \left (d x^{n} + c\right ) + a\right )}^{2} \left (e x\right )^{2 \, n - 1} \,d x } \]
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\[ \int (e x)^{-1+2 n} \left (a+b \csc \left (c+d x^n\right )\right )^2 \, dx=\int { {\left (b \csc \left (d x^{n} + c\right ) + a\right )}^{2} \left (e x\right )^{2 \, n - 1} \,d x } \]
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Timed out. \[ \int (e x)^{-1+2 n} \left (a+b \csc \left (c+d x^n\right )\right )^2 \, dx=\int {\left (a+\frac {b}{\sin \left (c+d\,x^n\right )}\right )}^2\,{\left (e\,x\right )}^{2\,n-1} \,d x \]
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