Integrand size = 24, antiderivative size = 18 \[ \int \frac {\tan (e+f x)}{\sqrt {a-a \sin ^2(e+f x)}} \, dx=\frac {1}{f \sqrt {a \cos ^2(e+f x)}} \]
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Time = 0.08 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.167, Rules used = {3255, 3284, 16, 32} \[ \int \frac {\tan (e+f x)}{\sqrt {a-a \sin ^2(e+f x)}} \, dx=\frac {1}{f \sqrt {a \cos ^2(e+f x)}} \]
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Rule 16
Rule 32
Rule 3255
Rule 3284
Rubi steps \begin{align*} \text {integral}& = \int \frac {\tan (e+f x)}{\sqrt {a \cos ^2(e+f x)}} \, dx \\ & = -\frac {\text {Subst}\left (\int \frac {1}{x \sqrt {a x}} \, dx,x,\cos ^2(e+f x)\right )}{2 f} \\ & = -\frac {a \text {Subst}\left (\int \frac {1}{(a x)^{3/2}} \, dx,x,\cos ^2(e+f x)\right )}{2 f} \\ & = \frac {1}{f \sqrt {a \cos ^2(e+f x)}} \\ \end{align*}
Time = 0.03 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.00 \[ \int \frac {\tan (e+f x)}{\sqrt {a-a \sin ^2(e+f x)}} \, dx=\frac {1}{f \sqrt {a \cos ^2(e+f x)}} \]
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Time = 0.39 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.11
method | result | size |
derivativedivides | \(\frac {1}{\sqrt {a -a \left (\sin ^{2}\left (f x +e \right )\right )}\, f}\) | \(20\) |
default | \(\frac {1}{\sqrt {a -a \left (\sin ^{2}\left (f x +e \right )\right )}\, f}\) | \(20\) |
risch | \(\frac {2}{\sqrt {\left ({\mathrm e}^{2 i \left (f x +e \right )}+1\right )^{2} a \,{\mathrm e}^{-2 i \left (f x +e \right )}}\, f}\) | \(32\) |
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Time = 0.27 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.50 \[ \int \frac {\tan (e+f x)}{\sqrt {a-a \sin ^2(e+f x)}} \, dx=\frac {\sqrt {a \cos \left (f x + e\right )^{2}}}{a f \cos \left (f x + e\right )^{2}} \]
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\[ \int \frac {\tan (e+f x)}{\sqrt {a-a \sin ^2(e+f x)}} \, dx=\int \frac {\tan {\left (e + f x \right )}}{\sqrt {- a \left (\sin {\left (e + f x \right )} - 1\right ) \left (\sin {\left (e + f x \right )} + 1\right )}}\, dx \]
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Leaf count of result is larger than twice the leaf count of optimal. 65 vs. \(2 (16) = 32\).
Time = 0.31 (sec) , antiderivative size = 65, normalized size of antiderivative = 3.61 \[ \int \frac {\tan (e+f x)}{\sqrt {a-a \sin ^2(e+f x)}} \, dx=\frac {\frac {\sqrt {-a \sin \left (f x + e\right )^{2} + a}}{a \sin \left (f x + e\right ) + a} - \frac {\sqrt {-a \sin \left (f x + e\right )^{2} + a}}{a \sin \left (f x + e\right ) - a}}{2 \, f} \]
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Leaf count of result is larger than twice the leaf count of optimal. 39 vs. \(2 (16) = 32\).
Time = 0.42 (sec) , antiderivative size = 39, normalized size of antiderivative = 2.17 \[ \int \frac {\tan (e+f x)}{\sqrt {a-a \sin ^2(e+f x)}} \, dx=\frac {2}{{\left (\tan \left (\frac {1}{2} \, f x + \frac {1}{2} \, e\right )^{2} - 1\right )} \sqrt {a} f \mathrm {sgn}\left (\tan \left (\frac {1}{2} \, f x + \frac {1}{2} \, e\right )^{4} - 1\right )} \]
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Time = 0.39 (sec) , antiderivative size = 61, normalized size of antiderivative = 3.39 \[ \int \frac {\tan (e+f x)}{\sqrt {a-a \sin ^2(e+f x)}} \, dx=\frac {2\,\sqrt {2}\,\left (\cos \left (2\,e+2\,f\,x\right )+1\right )\,\sqrt {a\,\left (\cos \left (2\,e+2\,f\,x\right )+1\right )}}{a\,f\,\left (4\,\cos \left (2\,e+2\,f\,x\right )+\cos \left (4\,e+4\,f\,x\right )+3\right )} \]
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