Integrand size = 21, antiderivative size = 32 \[ \int (a+a \sec (c+d x)) (A+B \sec (c+d x)) \, dx=a A x+\frac {a (A+B) \text {arctanh}(\sin (c+d x))}{d}+\frac {a B \tan (c+d x)}{d} \]
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Time = 0.05 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.190, Rules used = {3999, 3852, 8, 3855} \[ \int (a+a \sec (c+d x)) (A+B \sec (c+d x)) \, dx=\frac {a (A+B) \text {arctanh}(\sin (c+d x))}{d}+a A x+\frac {a B \tan (c+d x)}{d} \]
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Rule 8
Rule 3852
Rule 3855
Rule 3999
Rubi steps \begin{align*} \text {integral}& = a A x+(a B) \int \sec ^2(c+d x) \, dx+(a (A+B)) \int \sec (c+d x) \, dx \\ & = a A x+\frac {a (A+B) \text {arctanh}(\sin (c+d x))}{d}-\frac {(a B) \text {Subst}(\int 1 \, dx,x,-\tan (c+d x))}{d} \\ & = a A x+\frac {a (A+B) \text {arctanh}(\sin (c+d x))}{d}+\frac {a B \tan (c+d x)}{d} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 43, normalized size of antiderivative = 1.34 \[ \int (a+a \sec (c+d x)) (A+B \sec (c+d x)) \, dx=a A x+\frac {a A \text {arctanh}(\sin (c+d x))}{d}+\frac {a B \text {arctanh}(\sin (c+d x))}{d}+\frac {a B \tan (c+d x)}{d} \]
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Time = 1.95 (sec) , antiderivative size = 43, normalized size of antiderivative = 1.34
method | result | size |
parts | \(a A x +\frac {\left (a A +B a \right ) \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )}{d}+\frac {a B \tan \left (d x +c \right )}{d}\) | \(43\) |
derivativedivides | \(\frac {a A \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )+B a \tan \left (d x +c \right )+a A \left (d x +c \right )+B a \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )}{d}\) | \(57\) |
default | \(\frac {a A \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )+B a \tan \left (d x +c \right )+a A \left (d x +c \right )+B a \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )}{d}\) | \(57\) |
parallelrisch | \(-\frac {\left (\cos \left (d x +c \right ) \left (A +B \right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )-\cos \left (d x +c \right ) \left (A +B \right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )-A x d \cos \left (d x +c \right )-B \sin \left (d x +c \right )\right ) a}{d \cos \left (d x +c \right )}\) | \(81\) |
norman | \(\frac {a A x \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}-a A x -\frac {2 B a \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{d}}{-1+\tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}}+\frac {a \left (A +B \right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )}{d}-\frac {a \left (A +B \right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )}{d}\) | \(96\) |
risch | \(a A x +\frac {2 i B a}{d \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right )}+\frac {a \ln \left ({\mathrm e}^{i \left (d x +c \right )}+i\right ) A}{d}+\frac {a \ln \left ({\mathrm e}^{i \left (d x +c \right )}+i\right ) B}{d}-\frac {a \ln \left ({\mathrm e}^{i \left (d x +c \right )}-i\right ) A}{d}-\frac {a \ln \left ({\mathrm e}^{i \left (d x +c \right )}-i\right ) B}{d}\) | \(105\) |
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Leaf count of result is larger than twice the leaf count of optimal. 79 vs. \(2 (32) = 64\).
Time = 0.30 (sec) , antiderivative size = 79, normalized size of antiderivative = 2.47 \[ \int (a+a \sec (c+d x)) (A+B \sec (c+d x)) \, dx=\frac {2 \, A a d x \cos \left (d x + c\right ) + {\left (A + B\right )} a \cos \left (d x + c\right ) \log \left (\sin \left (d x + c\right ) + 1\right ) - {\left (A + B\right )} a \cos \left (d x + c\right ) \log \left (-\sin \left (d x + c\right ) + 1\right ) + 2 \, B a \sin \left (d x + c\right )}{2 \, d \cos \left (d x + c\right )} \]
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Leaf count of result is larger than twice the leaf count of optimal. 71 vs. \(2 (31) = 62\).
Time = 4.06 (sec) , antiderivative size = 71, normalized size of antiderivative = 2.22 \[ \int (a+a \sec (c+d x)) (A+B \sec (c+d x)) \, dx=\begin {cases} \frac {A a \left (c + d x\right ) + A a \log {\left (\tan {\left (c + d x \right )} + \sec {\left (c + d x \right )} \right )} + B a \log {\left (\tan {\left (c + d x \right )} + \sec {\left (c + d x \right )} \right )} + B a \tan {\left (c + d x \right )}}{d} & \text {for}\: d \neq 0 \\x \left (A + B \sec {\left (c \right )}\right ) \left (a \sec {\left (c \right )} + a\right ) & \text {otherwise} \end {cases} \]
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Time = 0.22 (sec) , antiderivative size = 56, normalized size of antiderivative = 1.75 \[ \int (a+a \sec (c+d x)) (A+B \sec (c+d x)) \, dx=\frac {{\left (d x + c\right )} A a + A a \log \left (\sec \left (d x + c\right ) + \tan \left (d x + c\right )\right ) + B a \log \left (\sec \left (d x + c\right ) + \tan \left (d x + c\right )\right ) + B a \tan \left (d x + c\right )}{d} \]
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Leaf count of result is larger than twice the leaf count of optimal. 84 vs. \(2 (32) = 64\).
Time = 0.29 (sec) , antiderivative size = 84, normalized size of antiderivative = 2.62 \[ \int (a+a \sec (c+d x)) (A+B \sec (c+d x)) \, dx=\frac {{\left (d x + c\right )} A a + {\left (A a + B a\right )} \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) + 1 \right |}\right ) - {\left (A a + B a\right )} \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 1 \right |}\right ) - \frac {2 \, B a \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )}{\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} - 1}}{d} \]
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Time = 14.15 (sec) , antiderivative size = 100, normalized size of antiderivative = 3.12 \[ \int (a+a \sec (c+d x)) (A+B \sec (c+d x)) \, dx=\frac {B\,a\,\mathrm {tan}\left (c+d\,x\right )}{d}+\frac {2\,A\,a\,\mathrm {atan}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )}{d}+\frac {2\,A\,a\,\mathrm {atanh}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )}{d}+\frac {2\,B\,a\,\mathrm {atanh}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )}{d} \]
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