Integrand size = 25, antiderivative size = 198 \[ \int (d \sec (e+f x))^{5/2} (a+b \tan (e+f x))^3 \, dx=\frac {2 a \left (7 a^2-6 b^2\right ) d^2 \operatorname {EllipticF}\left (\frac {1}{2} \arctan (\tan (e+f x)),2\right ) \sqrt {d \sec (e+f x)}}{21 f \sqrt [4]{\sec ^2(e+f x)}}+\frac {2 a \left (7 a^2-6 b^2\right ) d^2 \sqrt {d \sec (e+f x)} \tan (e+f x)}{21 f}+\frac {2 b d^2 \sec ^2(e+f x) \sqrt {d \sec (e+f x)} (a+b \tan (e+f x))^2}{9 f}+\frac {2 b d^2 \sec ^2(e+f x) \sqrt {d \sec (e+f x)} \left (14 \left (11 a^2-2 b^2\right )+65 a b \tan (e+f x)\right )}{315 f} \]
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Time = 0.19 (sec) , antiderivative size = 198, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.200, Rules used = {3593, 757, 794, 201, 237} \[ \int (d \sec (e+f x))^{5/2} (a+b \tan (e+f x))^3 \, dx=\frac {2 a d^2 \left (7 a^2-6 b^2\right ) \sqrt {d \sec (e+f x)} \operatorname {EllipticF}\left (\frac {1}{2} \arctan (\tan (e+f x)),2\right )}{21 f \sqrt [4]{\sec ^2(e+f x)}}+\frac {2 b d^2 \sec ^2(e+f x) \sqrt {d \sec (e+f x)} \left (14 \left (11 a^2-2 b^2\right )+65 a b \tan (e+f x)\right )}{315 f}+\frac {2 a d^2 \left (7 a^2-6 b^2\right ) \tan (e+f x) \sqrt {d \sec (e+f x)}}{21 f}+\frac {2 b d^2 \sec ^2(e+f x) \sqrt {d \sec (e+f x)} (a+b \tan (e+f x))^2}{9 f} \]
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Rule 201
Rule 237
Rule 757
Rule 794
Rule 3593
Rubi steps \begin{align*} \text {integral}& = \frac {\left (d^2 \sqrt {d \sec (e+f x)}\right ) \text {Subst}\left (\int (a+x)^3 \sqrt [4]{1+\frac {x^2}{b^2}} \, dx,x,b \tan (e+f x)\right )}{b f \sqrt [4]{\sec ^2(e+f x)}} \\ & = \frac {2 b d^2 \sec ^2(e+f x) \sqrt {d \sec (e+f x)} (a+b \tan (e+f x))^2}{9 f}+\frac {\left (2 b d^2 \sqrt {d \sec (e+f x)}\right ) \text {Subst}\left (\int (a+x) \left (\frac {1}{2} \left (-4+\frac {9 a^2}{b^2}\right )+\frac {13 a x}{2 b^2}\right ) \sqrt [4]{1+\frac {x^2}{b^2}} \, dx,x,b \tan (e+f x)\right )}{9 f \sqrt [4]{\sec ^2(e+f x)}} \\ & = \frac {2 b d^2 \sec ^2(e+f x) \sqrt {d \sec (e+f x)} (a+b \tan (e+f x))^2}{9 f}+\frac {2 b d^2 \sec ^2(e+f x) \sqrt {d \sec (e+f x)} \left (14 \left (11 a^2-2 b^2\right )+65 a b \tan (e+f x)\right )}{315 f}-\frac {\left (a \left (6-\frac {7 a^2}{b^2}\right ) b d^2 \sqrt {d \sec (e+f x)}\right ) \text {Subst}\left (\int \sqrt [4]{1+\frac {x^2}{b^2}} \, dx,x,b \tan (e+f x)\right )}{7 f \sqrt [4]{\sec ^2(e+f x)}} \\ & = \frac {2 a \left (7 a^2-6 b^2\right ) d^2 \sqrt {d \sec (e+f x)} \tan (e+f x)}{21 f}+\frac {2 b d^2 \sec ^2(e+f x) \sqrt {d \sec (e+f x)} (a+b \tan (e+f x))^2}{9 f}+\frac {2 b d^2 \sec ^2(e+f x) \sqrt {d \sec (e+f x)} \left (14 \left (11 a^2-2 b^2\right )+65 a b \tan (e+f x)\right )}{315 f}-\frac {\left (a \left (6-\frac {7 a^2}{b^2}\right ) b d^2 \sqrt {d \sec (e+f x)}\right ) \text {Subst}\left (\int \frac {1}{\left (1+\frac {x^2}{b^2}\right )^{3/4}} \, dx,x,b \tan (e+f x)\right )}{21 f \sqrt [4]{\sec ^2(e+f x)}} \\ & = \frac {2 a \left (7 a^2-6 b^2\right ) d^2 \operatorname {EllipticF}\left (\frac {1}{2} \arctan (\tan (e+f x)),2\right ) \sqrt {d \sec (e+f x)}}{21 f \sqrt [4]{\sec ^2(e+f x)}}+\frac {2 a \left (7 a^2-6 b^2\right ) d^2 \sqrt {d \sec (e+f x)} \tan (e+f x)}{21 f}+\frac {2 b d^2 \sec ^2(e+f x) \sqrt {d \sec (e+f x)} (a+b \tan (e+f x))^2}{9 f}+\frac {2 b d^2 \sec ^2(e+f x) \sqrt {d \sec (e+f x)} \left (14 \left (11 a^2-2 b^2\right )+65 a b \tan (e+f x)\right )}{315 f} \\ \end{align*}
Time = 4.21 (sec) , antiderivative size = 157, normalized size of antiderivative = 0.79 \[ \int (d \sec (e+f x))^{5/2} (a+b \tan (e+f x))^3 \, dx=-\frac {2 d (d \sec (e+f x))^{3/2} \left (63 b \left (-3 a^2+b^2\right ) \cos ^2(e+f x)-15 a \left (7 a^2-6 b^2\right ) \cos ^{\frac {9}{2}}(e+f x) \operatorname {EllipticF}\left (\frac {1}{2} (e+f x),2\right )-15 a \left (7 a^2-6 b^2\right ) \cos ^3(e+f x) \sin (e+f x)-\frac {5}{2} b^2 (14 b+27 a \sin (2 (e+f x)))\right ) (a+b \tan (e+f x))^3}{315 f (a \cos (e+f x)+b \sin (e+f x))^3} \]
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Result contains complex when optimal does not.
Time = 619.10 (sec) , antiderivative size = 349, normalized size of antiderivative = 1.76
method | result | size |
default | \(-\frac {2 d^{2} \sqrt {d \sec \left (f x +e \right )}\, \left (105 i \cos \left (f x +e \right ) \sqrt {\frac {1}{\cos \left (f x +e \right )+1}}\, \sqrt {\frac {\cos \left (f x +e \right )}{\cos \left (f x +e \right )+1}}\, F\left (i \left (\csc \left (f x +e \right )-\cot \left (f x +e \right )\right ), i\right ) a^{3}-90 i \cos \left (f x +e \right ) \sqrt {\frac {1}{\cos \left (f x +e \right )+1}}\, \sqrt {\frac {\cos \left (f x +e \right )}{\cos \left (f x +e \right )+1}}\, F\left (i \left (\csc \left (f x +e \right )-\cot \left (f x +e \right )\right ), i\right ) a \,b^{2}+105 i \sqrt {\frac {1}{\cos \left (f x +e \right )+1}}\, F\left (i \left (\csc \left (f x +e \right )-\cot \left (f x +e \right )\right ), i\right ) \sqrt {\frac {\cos \left (f x +e \right )}{\cos \left (f x +e \right )+1}}\, a^{3}-90 i \sqrt {\frac {1}{\cos \left (f x +e \right )+1}}\, F\left (i \left (\csc \left (f x +e \right )-\cot \left (f x +e \right )\right ), i\right ) \sqrt {\frac {\cos \left (f x +e \right )}{\cos \left (f x +e \right )+1}}\, a \,b^{2}-105 \tan \left (f x +e \right ) a^{3}+90 \tan \left (f x +e \right ) a \,b^{2}-189 \left (\sec ^{2}\left (f x +e \right )\right ) a^{2} b -135 \tan \left (f x +e \right ) \left (\sec ^{2}\left (f x +e \right )\right ) a \,b^{2}+63 b^{3} \left (\sec ^{2}\left (f x +e \right )\right )-35 \left (\sec ^{4}\left (f x +e \right )\right ) b^{3}\right )}{315 f}\) | \(349\) |
parts | \(-\frac {2 a^{3} \sqrt {d \sec \left (f x +e \right )}\, d^{2} \left (i \cos \left (f x +e \right ) F\left (i \left (\csc \left (f x +e \right )-\cot \left (f x +e \right )\right ), i\right ) \sqrt {\frac {1}{\cos \left (f x +e \right )+1}}\, \sqrt {\frac {\cos \left (f x +e \right )}{\cos \left (f x +e \right )+1}}+i \sqrt {\frac {\cos \left (f x +e \right )}{\cos \left (f x +e \right )+1}}\, F\left (i \left (\csc \left (f x +e \right )-\cot \left (f x +e \right )\right ), i\right ) \sqrt {\frac {1}{\cos \left (f x +e \right )+1}}-\tan \left (f x +e \right )\right )}{3 f}+\frac {2 b^{3} \left (\frac {\left (d \sec \left (f x +e \right )\right )^{\frac {9}{2}}}{9}-\frac {d^{2} \left (d \sec \left (f x +e \right )\right )^{\frac {5}{2}}}{5}\right )}{f \,d^{2}}+\frac {6 a^{2} b \left (d \sec \left (f x +e \right )\right )^{\frac {5}{2}}}{5 f}+\frac {2 i a \,b^{2} \sqrt {d \sec \left (f x +e \right )}\, d^{2} \left (2 F\left (i \left (\csc \left (f x +e \right )-\cot \left (f x +e \right )\right ), i\right ) \sqrt {\frac {1}{\cos \left (f x +e \right )+1}}\, \sqrt {\frac {\cos \left (f x +e \right )}{\cos \left (f x +e \right )+1}}\, \cos \left (f x +e \right )+2 \sqrt {\frac {\cos \left (f x +e \right )}{\cos \left (f x +e \right )+1}}\, F\left (i \left (\csc \left (f x +e \right )-\cot \left (f x +e \right )\right ), i\right ) \sqrt {\frac {1}{\cos \left (f x +e \right )+1}}+2 i \tan \left (f x +e \right )-3 i \tan \left (f x +e \right ) \left (\sec ^{2}\left (f x +e \right )\right )\right )}{7 f}\) | \(370\) |
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Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 0.10 (sec) , antiderivative size = 202, normalized size of antiderivative = 1.02 \[ \int (d \sec (e+f x))^{5/2} (a+b \tan (e+f x))^3 \, dx=\frac {-15 i \, \sqrt {2} {\left (7 \, a^{3} - 6 \, a b^{2}\right )} d^{\frac {5}{2}} \cos \left (f x + e\right )^{4} {\rm weierstrassPInverse}\left (-4, 0, \cos \left (f x + e\right ) + i \, \sin \left (f x + e\right )\right ) + 15 i \, \sqrt {2} {\left (7 \, a^{3} - 6 \, a b^{2}\right )} d^{\frac {5}{2}} \cos \left (f x + e\right )^{4} {\rm weierstrassPInverse}\left (-4, 0, \cos \left (f x + e\right ) - i \, \sin \left (f x + e\right )\right ) + 2 \, {\left (35 \, b^{3} d^{2} + 63 \, {\left (3 \, a^{2} b - b^{3}\right )} d^{2} \cos \left (f x + e\right )^{2} + 15 \, {\left (9 \, a b^{2} d^{2} \cos \left (f x + e\right ) + {\left (7 \, a^{3} - 6 \, a b^{2}\right )} d^{2} \cos \left (f x + e\right )^{3}\right )} \sin \left (f x + e\right )\right )} \sqrt {\frac {d}{\cos \left (f x + e\right )}}}{315 \, f \cos \left (f x + e\right )^{4}} \]
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Timed out. \[ \int (d \sec (e+f x))^{5/2} (a+b \tan (e+f x))^3 \, dx=\text {Timed out} \]
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\[ \int (d \sec (e+f x))^{5/2} (a+b \tan (e+f x))^3 \, dx=\int { \left (d \sec \left (f x + e\right )\right )^{\frac {5}{2}} {\left (b \tan \left (f x + e\right ) + a\right )}^{3} \,d x } \]
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\[ \int (d \sec (e+f x))^{5/2} (a+b \tan (e+f x))^3 \, dx=\int { \left (d \sec \left (f x + e\right )\right )^{\frac {5}{2}} {\left (b \tan \left (f x + e\right ) + a\right )}^{3} \,d x } \]
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Timed out. \[ \int (d \sec (e+f x))^{5/2} (a+b \tan (e+f x))^3 \, dx=\int {\left (\frac {d}{\cos \left (e+f\,x\right )}\right )}^{5/2}\,{\left (a+b\,\mathrm {tan}\left (e+f\,x\right )\right )}^3 \,d x \]
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