Integrand size = 21, antiderivative size = 67 \[ \int \sqrt {b \sec (e+f x)} \sin ^2(e+f x) \, dx=\frac {4 \sqrt {\cos (e+f x)} \operatorname {EllipticF}\left (\frac {1}{2} (e+f x),2\right ) \sqrt {b \sec (e+f x)}}{3 f}-\frac {2 b \sin (e+f x)}{3 f \sqrt {b \sec (e+f x)}} \]
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Time = 0.04 (sec) , antiderivative size = 67, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {2707, 3856, 2720} \[ \int \sqrt {b \sec (e+f x)} \sin ^2(e+f x) \, dx=\frac {4 \sqrt {\cos (e+f x)} \operatorname {EllipticF}\left (\frac {1}{2} (e+f x),2\right ) \sqrt {b \sec (e+f x)}}{3 f}-\frac {2 b \sin (e+f x)}{3 f \sqrt {b \sec (e+f x)}} \]
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Rule 2707
Rule 2720
Rule 3856
Rubi steps \begin{align*} \text {integral}& = -\frac {2 b \sin (e+f x)}{3 f \sqrt {b \sec (e+f x)}}+\frac {2}{3} \int \sqrt {b \sec (e+f x)} \, dx \\ & = -\frac {2 b \sin (e+f x)}{3 f \sqrt {b \sec (e+f x)}}+\frac {1}{3} \left (2 \sqrt {\cos (e+f x)} \sqrt {b \sec (e+f x)}\right ) \int \frac {1}{\sqrt {\cos (e+f x)}} \, dx \\ & = \frac {4 \sqrt {\cos (e+f x)} \operatorname {EllipticF}\left (\frac {1}{2} (e+f x),2\right ) \sqrt {b \sec (e+f x)}}{3 f}-\frac {2 b \sin (e+f x)}{3 f \sqrt {b \sec (e+f x)}} \\ \end{align*}
Time = 0.21 (sec) , antiderivative size = 51, normalized size of antiderivative = 0.76 \[ \int \sqrt {b \sec (e+f x)} \sin ^2(e+f x) \, dx=-\frac {\sqrt {b \sec (e+f x)} \left (-4 \sqrt {\cos (e+f x)} \operatorname {EllipticF}\left (\frac {1}{2} (e+f x),2\right )+\sin (2 (e+f x))\right )}{3 f} \]
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Result contains complex when optimal does not.
Time = 0.48 (sec) , antiderivative size = 147, normalized size of antiderivative = 2.19
method | result | size |
default | \(\frac {2 \left (2 i \sqrt {\frac {1}{\cos \left (f x +e \right )+1}}\, \sqrt {\frac {\cos \left (f x +e \right )}{\cos \left (f x +e \right )+1}}\, F\left (i \left (\cot \left (f x +e \right )-\csc \left (f x +e \right )\right ), i\right ) \cos \left (f x +e \right )+2 i \sqrt {\frac {1}{\cos \left (f x +e \right )+1}}\, \sqrt {\frac {\cos \left (f x +e \right )}{\cos \left (f x +e \right )+1}}\, F\left (i \left (\cot \left (f x +e \right )-\csc \left (f x +e \right )\right ), i\right )-\sin \left (f x +e \right ) \cos \left (f x +e \right )\right ) \sqrt {b \sec \left (f x +e \right )}}{3 f}\) | \(147\) |
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Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 0.10 (sec) , antiderivative size = 83, normalized size of antiderivative = 1.24 \[ \int \sqrt {b \sec (e+f x)} \sin ^2(e+f x) \, dx=-\frac {2 \, {\left (\sqrt {\frac {b}{\cos \left (f x + e\right )}} \cos \left (f x + e\right ) \sin \left (f x + e\right ) + i \, \sqrt {2} \sqrt {b} {\rm weierstrassPInverse}\left (-4, 0, \cos \left (f x + e\right ) + i \, \sin \left (f x + e\right )\right ) - i \, \sqrt {2} \sqrt {b} {\rm weierstrassPInverse}\left (-4, 0, \cos \left (f x + e\right ) - i \, \sin \left (f x + e\right )\right )\right )}}{3 \, f} \]
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\[ \int \sqrt {b \sec (e+f x)} \sin ^2(e+f x) \, dx=\int \sqrt {b \sec {\left (e + f x \right )}} \sin ^{2}{\left (e + f x \right )}\, dx \]
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\[ \int \sqrt {b \sec (e+f x)} \sin ^2(e+f x) \, dx=\int { \sqrt {b \sec \left (f x + e\right )} \sin \left (f x + e\right )^{2} \,d x } \]
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\[ \int \sqrt {b \sec (e+f x)} \sin ^2(e+f x) \, dx=\int { \sqrt {b \sec \left (f x + e\right )} \sin \left (f x + e\right )^{2} \,d x } \]
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Timed out. \[ \int \sqrt {b \sec (e+f x)} \sin ^2(e+f x) \, dx=\int {\sin \left (e+f\,x\right )}^2\,\sqrt {\frac {b}{\cos \left (e+f\,x\right )}} \,d x \]
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