Integrand size = 22, antiderivative size = 27 \[ \int \sec (c+d x) \sqrt {a-a \sec (c+d x)} \, dx=-\frac {2 a \tan (c+d x)}{d \sqrt {a-a \sec (c+d x)}} \]
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Time = 0.05 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.045, Rules used = {3877} \[ \int \sec (c+d x) \sqrt {a-a \sec (c+d x)} \, dx=-\frac {2 a \tan (c+d x)}{d \sqrt {a-a \sec (c+d x)}} \]
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Rule 3877
Rubi steps \begin{align*} \text {integral}& = -\frac {2 a \tan (c+d x)}{d \sqrt {a-a \sec (c+d x)}} \\ \end{align*}
Time = 0.18 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.11 \[ \int \sec (c+d x) \sqrt {a-a \sec (c+d x)} \, dx=\frac {2 \cot \left (\frac {1}{2} (c+d x)\right ) \sqrt {a-a \sec (c+d x)}}{d} \]
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Time = 0.86 (sec) , antiderivative size = 35, normalized size of antiderivative = 1.30
method | result | size |
default | \(-\frac {2 \sqrt {-a \left (\sec \left (d x +c \right )-1\right )}\, \sin \left (d x +c \right )}{d \left (\cos \left (d x +c \right )-1\right )}\) | \(35\) |
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none
Time = 0.27 (sec) , antiderivative size = 44, normalized size of antiderivative = 1.63 \[ \int \sec (c+d x) \sqrt {a-a \sec (c+d x)} \, dx=\frac {2 \, \sqrt {\frac {a \cos \left (d x + c\right ) - a}{\cos \left (d x + c\right )}} {\left (\cos \left (d x + c\right ) + 1\right )}}{d \sin \left (d x + c\right )} \]
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\[ \int \sec (c+d x) \sqrt {a-a \sec (c+d x)} \, dx=\int \sqrt {- a \left (\sec {\left (c + d x \right )} - 1\right )} \sec {\left (c + d x \right )}\, dx \]
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\[ \int \sec (c+d x) \sqrt {a-a \sec (c+d x)} \, dx=\int { \sqrt {-a \sec \left (d x + c\right ) + a} \sec \left (d x + c\right ) \,d x } \]
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Leaf count of result is larger than twice the leaf count of optimal. 57 vs. \(2 (25) = 50\).
Time = 0.56 (sec) , antiderivative size = 57, normalized size of antiderivative = 2.11 \[ \int \sec (c+d x) \sqrt {a-a \sec (c+d x)} \, dx=-\frac {2 \, \sqrt {2} a \mathrm {sgn}\left (\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} + \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )\right ) \mathrm {sgn}\left (\cos \left (d x + c\right )\right )}{\sqrt {a \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} - a} d} \]
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Time = 13.59 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.33 \[ \int \sec (c+d x) \sqrt {a-a \sec (c+d x)} \, dx=\frac {\sin \left (c+d\,x\right )\,\sqrt {a-\frac {a}{\cos \left (c+d\,x\right )}}}{d\,{\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2} \]
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