Integrand size = 26, antiderivative size = 46 \[ \int \frac {1}{(a+a \sec (e+f x))^2 (c-c \sec (e+f x))^2} \, dx=\frac {x}{a^2 c^2}+\frac {\cot (e+f x)}{a^2 c^2 f}-\frac {\cot ^3(e+f x)}{3 a^2 c^2 f} \]
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Time = 0.09 (sec) , antiderivative size = 46, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.115, Rules used = {3989, 3554, 8} \[ \int \frac {1}{(a+a \sec (e+f x))^2 (c-c \sec (e+f x))^2} \, dx=-\frac {\cot ^3(e+f x)}{3 a^2 c^2 f}+\frac {\cot (e+f x)}{a^2 c^2 f}+\frac {x}{a^2 c^2} \]
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Rule 8
Rule 3554
Rule 3989
Rubi steps \begin{align*} \text {integral}& = \frac {\int \cot ^4(e+f x) \, dx}{a^2 c^2} \\ & = -\frac {\cot ^3(e+f x)}{3 a^2 c^2 f}-\frac {\int \cot ^2(e+f x) \, dx}{a^2 c^2} \\ & = \frac {\cot (e+f x)}{a^2 c^2 f}-\frac {\cot ^3(e+f x)}{3 a^2 c^2 f}+\frac {\int 1 \, dx}{a^2 c^2} \\ & = \frac {x}{a^2 c^2}+\frac {\cot (e+f x)}{a^2 c^2 f}-\frac {\cot ^3(e+f x)}{3 a^2 c^2 f} \\ \end{align*}
Result contains higher order function than in optimal. Order 5 vs. order 3 in optimal.
Time = 0.04 (sec) , antiderivative size = 39, normalized size of antiderivative = 0.85 \[ \int \frac {1}{(a+a \sec (e+f x))^2 (c-c \sec (e+f x))^2} \, dx=-\frac {\cot ^3(e+f x) \operatorname {Hypergeometric2F1}\left (-\frac {3}{2},1,-\frac {1}{2},-\tan ^2(e+f x)\right )}{3 a^2 c^2 f} \]
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Time = 0.56 (sec) , antiderivative size = 38, normalized size of antiderivative = 0.83
method | result | size |
default | \(\frac {-\frac {\cot \left (f x +e \right )^{3}}{3}+\cot \left (f x +e \right )-\frac {\pi }{2}+\operatorname {arccot}\left (\cot \left (f x +e \right )\right )}{a^{2} c^{2} f}\) | \(38\) |
parallelrisch | \(\frac {\tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{3}-\cot \left (\frac {f x}{2}+\frac {e}{2}\right )^{3}+24 f x -15 \tan \left (\frac {f x}{2}+\frac {e}{2}\right )+15 \cot \left (\frac {f x}{2}+\frac {e}{2}\right )}{24 f \,a^{2} c^{2}}\) | \(63\) |
risch | \(\frac {x}{a^{2} c^{2}}+\frac {4 i \left (3 \,{\mathrm e}^{4 i \left (f x +e \right )}-3 \,{\mathrm e}^{2 i \left (f x +e \right )}+2\right )}{3 f \,a^{2} c^{2} \left ({\mathrm e}^{i \left (f x +e \right )}+1\right )^{3} \left ({\mathrm e}^{i \left (f x +e \right )}-1\right )^{3}}\) | \(72\) |
norman | \(\frac {\frac {x \tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{3}}{c a}-\frac {1}{24 a c f}+\frac {5 \tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{2}}{8 a c f}-\frac {5 \tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{4}}{8 a c f}+\frac {\tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{6}}{24 a c f}}{a c \tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{3}}\) | \(116\) |
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Time = 0.25 (sec) , antiderivative size = 81, normalized size of antiderivative = 1.76 \[ \int \frac {1}{(a+a \sec (e+f x))^2 (c-c \sec (e+f x))^2} \, dx=\frac {4 \, \cos \left (f x + e\right )^{3} + 3 \, {\left (f x \cos \left (f x + e\right )^{2} - f x\right )} \sin \left (f x + e\right ) - 3 \, \cos \left (f x + e\right )}{3 \, {\left (a^{2} c^{2} f \cos \left (f x + e\right )^{2} - a^{2} c^{2} f\right )} \sin \left (f x + e\right )} \]
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\[ \int \frac {1}{(a+a \sec (e+f x))^2 (c-c \sec (e+f x))^2} \, dx=\frac {\int \frac {1}{\sec ^{4}{\left (e + f x \right )} - 2 \sec ^{2}{\left (e + f x \right )} + 1}\, dx}{a^{2} c^{2}} \]
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Time = 0.28 (sec) , antiderivative size = 46, normalized size of antiderivative = 1.00 \[ \int \frac {1}{(a+a \sec (e+f x))^2 (c-c \sec (e+f x))^2} \, dx=\frac {\frac {3 \, {\left (f x + e\right )}}{a^{2} c^{2}} + \frac {3 \, \tan \left (f x + e\right )^{2} - 1}{a^{2} c^{2} \tan \left (f x + e\right )^{3}}}{3 \, f} \]
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Leaf count of result is larger than twice the leaf count of optimal. 95 vs. \(2 (44) = 88\).
Time = 0.30 (sec) , antiderivative size = 95, normalized size of antiderivative = 2.07 \[ \int \frac {1}{(a+a \sec (e+f x))^2 (c-c \sec (e+f x))^2} \, dx=\frac {\frac {24 \, {\left (f x + e\right )}}{a^{2} c^{2}} + \frac {15 \, \tan \left (\frac {1}{2} \, f x + \frac {1}{2} \, e\right )^{2} - 1}{a^{2} c^{2} \tan \left (\frac {1}{2} \, f x + \frac {1}{2} \, e\right )^{3}} + \frac {a^{4} c^{4} \tan \left (\frac {1}{2} \, f x + \frac {1}{2} \, e\right )^{3} - 15 \, a^{4} c^{4} \tan \left (\frac {1}{2} \, f x + \frac {1}{2} \, e\right )}{a^{6} c^{6}}}{24 \, f} \]
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Time = 14.40 (sec) , antiderivative size = 58, normalized size of antiderivative = 1.26 \[ \int \frac {1}{(a+a \sec (e+f x))^2 (c-c \sec (e+f x))^2} \, dx=-\frac {\cos \left (3\,e+3\,f\,x\right )+\frac {3\,\sin \left (3\,e+3\,f\,x\right )\,\left (e+f\,x\right )}{4}-\frac {9\,\sin \left (e+f\,x\right )\,\left (e+f\,x\right )}{4}}{3\,a^2\,c^2\,f\,{\sin \left (e+f\,x\right )}^3} \]
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