Integrand size = 26, antiderivative size = 123 \[ \int (e \sec (c+d x))^{7/2} (a+i a \tan (c+d x)) \, dx=-\frac {6 a e^4 E\left (\left .\frac {1}{2} (c+d x)\right |2\right )}{5 d \sqrt {\cos (c+d x)} \sqrt {e \sec (c+d x)}}+\frac {2 i a (e \sec (c+d x))^{7/2}}{7 d}+\frac {6 a e^3 \sqrt {e \sec (c+d x)} \sin (c+d x)}{5 d}+\frac {2 a e (e \sec (c+d x))^{5/2} \sin (c+d x)}{5 d} \]
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Time = 0.13 (sec) , antiderivative size = 123, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.154, Rules used = {3567, 3853, 3856, 2719} \[ \int (e \sec (c+d x))^{7/2} (a+i a \tan (c+d x)) \, dx=-\frac {6 a e^4 E\left (\left .\frac {1}{2} (c+d x)\right |2\right )}{5 d \sqrt {\cos (c+d x)} \sqrt {e \sec (c+d x)}}+\frac {6 a e^3 \sin (c+d x) \sqrt {e \sec (c+d x)}}{5 d}+\frac {2 i a (e \sec (c+d x))^{7/2}}{7 d}+\frac {2 a e \sin (c+d x) (e \sec (c+d x))^{5/2}}{5 d} \]
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Rule 2719
Rule 3567
Rule 3853
Rule 3856
Rubi steps \begin{align*} \text {integral}& = \frac {2 i a (e \sec (c+d x))^{7/2}}{7 d}+a \int (e \sec (c+d x))^{7/2} \, dx \\ & = \frac {2 i a (e \sec (c+d x))^{7/2}}{7 d}+\frac {2 a e (e \sec (c+d x))^{5/2} \sin (c+d x)}{5 d}+\frac {1}{5} \left (3 a e^2\right ) \int (e \sec (c+d x))^{3/2} \, dx \\ & = \frac {2 i a (e \sec (c+d x))^{7/2}}{7 d}+\frac {6 a e^3 \sqrt {e \sec (c+d x)} \sin (c+d x)}{5 d}+\frac {2 a e (e \sec (c+d x))^{5/2} \sin (c+d x)}{5 d}-\frac {1}{5} \left (3 a e^4\right ) \int \frac {1}{\sqrt {e \sec (c+d x)}} \, dx \\ & = \frac {2 i a (e \sec (c+d x))^{7/2}}{7 d}+\frac {6 a e^3 \sqrt {e \sec (c+d x)} \sin (c+d x)}{5 d}+\frac {2 a e (e \sec (c+d x))^{5/2} \sin (c+d x)}{5 d}-\frac {\left (3 a e^4\right ) \int \sqrt {\cos (c+d x)} \, dx}{5 \sqrt {\cos (c+d x)} \sqrt {e \sec (c+d x)}} \\ & = -\frac {6 a e^4 E\left (\left .\frac {1}{2} (c+d x)\right |2\right )}{5 d \sqrt {\cos (c+d x)} \sqrt {e \sec (c+d x)}}+\frac {2 i a (e \sec (c+d x))^{7/2}}{7 d}+\frac {6 a e^3 \sqrt {e \sec (c+d x)} \sin (c+d x)}{5 d}+\frac {2 a e (e \sec (c+d x))^{5/2} \sin (c+d x)}{5 d} \\ \end{align*}
Result contains higher order function than in optimal. Order 5 vs. order 4 in optimal.
Time = 2.22 (sec) , antiderivative size = 156, normalized size of antiderivative = 1.27 \[ \int (e \sec (c+d x))^{7/2} (a+i a \tan (c+d x)) \, dx=\frac {a e e^{-i d x} (e \sec (c+d x))^{5/2} (\cos (d x)-i \sin (d x)) (\cos (c+3 d x)+i \sin (c+3 d x)) \left (-36 i-28 i \cos (2 (c+d x))+7 i e^{-2 i (c+d x)} \left (1+e^{2 i (c+d x)}\right )^{5/2} \operatorname {Hypergeometric2F1}\left (\frac {1}{2},\frac {3}{4},\frac {7}{4},-e^{2 i (c+d x)}\right )+7 \sec (c+d x) \sin (3 (c+d x))+27 \tan (c+d x)\right )}{70 d} \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 433 vs. \(2 (130 ) = 260\).
Time = 27.13 (sec) , antiderivative size = 434, normalized size of antiderivative = 3.53
method | result | size |
default | \(\frac {2 a \sqrt {e \sec \left (d x +c \right )}\, e^{3} \left (3 i F\left (i \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right ), i\right ) \sqrt {\frac {\cos \left (d x +c \right )}{\cos \left (d x +c \right )+1}}\, \sqrt {\frac {1}{\cos \left (d x +c \right )+1}}\, \left (\cos ^{2}\left (d x +c \right )\right )-3 i E\left (i \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right ), i\right ) \sqrt {\frac {\cos \left (d x +c \right )}{\cos \left (d x +c \right )+1}}\, \sqrt {\frac {1}{\cos \left (d x +c \right )+1}}\, \left (\cos ^{2}\left (d x +c \right )\right )+6 i \cos \left (d x +c \right ) F\left (i \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right ), i\right ) \sqrt {\frac {\cos \left (d x +c \right )}{\cos \left (d x +c \right )+1}}\, \sqrt {\frac {1}{\cos \left (d x +c \right )+1}}-6 i \cos \left (d x +c \right ) E\left (i \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right ), i\right ) \sqrt {\frac {\cos \left (d x +c \right )}{\cos \left (d x +c \right )+1}}\, \sqrt {\frac {1}{\cos \left (d x +c \right )+1}}+3 i F\left (i \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right ), i\right ) \sqrt {\frac {\cos \left (d x +c \right )}{\cos \left (d x +c \right )+1}}\, \sqrt {\frac {1}{\cos \left (d x +c \right )+1}}-3 i E\left (i \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right ), i\right ) \sqrt {\frac {\cos \left (d x +c \right )}{\cos \left (d x +c \right )+1}}\, \sqrt {\frac {1}{\cos \left (d x +c \right )+1}}+3 \sin \left (d x +c \right )+\tan \left (d x +c \right )+\sec \left (d x +c \right ) \tan \left (d x +c \right )\right )}{5 d \left (\cos \left (d x +c \right )+1\right )}+\frac {2 i a \left (e \sec \left (d x +c \right )\right )^{\frac {7}{2}}}{7 d}\) | \(434\) |
parts | \(\frac {2 a \sqrt {e \sec \left (d x +c \right )}\, e^{3} \left (3 i F\left (i \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right ), i\right ) \sqrt {\frac {\cos \left (d x +c \right )}{\cos \left (d x +c \right )+1}}\, \sqrt {\frac {1}{\cos \left (d x +c \right )+1}}\, \left (\cos ^{2}\left (d x +c \right )\right )-3 i E\left (i \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right ), i\right ) \sqrt {\frac {\cos \left (d x +c \right )}{\cos \left (d x +c \right )+1}}\, \sqrt {\frac {1}{\cos \left (d x +c \right )+1}}\, \left (\cos ^{2}\left (d x +c \right )\right )+6 i \cos \left (d x +c \right ) F\left (i \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right ), i\right ) \sqrt {\frac {\cos \left (d x +c \right )}{\cos \left (d x +c \right )+1}}\, \sqrt {\frac {1}{\cos \left (d x +c \right )+1}}-6 i \cos \left (d x +c \right ) E\left (i \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right ), i\right ) \sqrt {\frac {\cos \left (d x +c \right )}{\cos \left (d x +c \right )+1}}\, \sqrt {\frac {1}{\cos \left (d x +c \right )+1}}+3 i F\left (i \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right ), i\right ) \sqrt {\frac {\cos \left (d x +c \right )}{\cos \left (d x +c \right )+1}}\, \sqrt {\frac {1}{\cos \left (d x +c \right )+1}}-3 i E\left (i \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right ), i\right ) \sqrt {\frac {\cos \left (d x +c \right )}{\cos \left (d x +c \right )+1}}\, \sqrt {\frac {1}{\cos \left (d x +c \right )+1}}+3 \sin \left (d x +c \right )+\tan \left (d x +c \right )+\sec \left (d x +c \right ) \tan \left (d x +c \right )\right )}{5 d \left (\cos \left (d x +c \right )+1\right )}+\frac {2 i a \left (e \sec \left (d x +c \right )\right )^{\frac {7}{2}}}{7 d}\) | \(434\) |
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Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 0.08 (sec) , antiderivative size = 208, normalized size of antiderivative = 1.69 \[ \int (e \sec (c+d x))^{7/2} (a+i a \tan (c+d x)) \, dx=-\frac {2 \, {\left (\sqrt {2} {\left (21 i \, a e^{3} e^{\left (7 i \, d x + 7 i \, c\right )} + 77 i \, a e^{3} e^{\left (5 i \, d x + 5 i \, c\right )} + 23 i \, a e^{3} e^{\left (3 i \, d x + 3 i \, c\right )} + 7 i \, a e^{3} e^{\left (i \, d x + i \, c\right )}\right )} \sqrt {\frac {e}{e^{\left (2 i \, d x + 2 i \, c\right )} + 1}} e^{\left (\frac {1}{2} i \, d x + \frac {1}{2} i \, c\right )} + 21 \, \sqrt {2} {\left (i \, a e^{3} e^{\left (6 i \, d x + 6 i \, c\right )} + 3 i \, a e^{3} e^{\left (4 i \, d x + 4 i \, c\right )} + 3 i \, a e^{3} e^{\left (2 i \, d x + 2 i \, c\right )} + i \, a e^{3}\right )} \sqrt {e} {\rm weierstrassZeta}\left (-4, 0, {\rm weierstrassPInverse}\left (-4, 0, e^{\left (i \, d x + i \, c\right )}\right )\right )\right )}}{35 \, {\left (d e^{\left (6 i \, d x + 6 i \, c\right )} + 3 \, d e^{\left (4 i \, d x + 4 i \, c\right )} + 3 \, d e^{\left (2 i \, d x + 2 i \, c\right )} + d\right )}} \]
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Timed out. \[ \int (e \sec (c+d x))^{7/2} (a+i a \tan (c+d x)) \, dx=\text {Timed out} \]
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\[ \int (e \sec (c+d x))^{7/2} (a+i a \tan (c+d x)) \, dx=\int { \left (e \sec \left (d x + c\right )\right )^{\frac {7}{2}} {\left (i \, a \tan \left (d x + c\right ) + a\right )} \,d x } \]
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\[ \int (e \sec (c+d x))^{7/2} (a+i a \tan (c+d x)) \, dx=\int { \left (e \sec \left (d x + c\right )\right )^{\frac {7}{2}} {\left (i \, a \tan \left (d x + c\right ) + a\right )} \,d x } \]
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Timed out. \[ \int (e \sec (c+d x))^{7/2} (a+i a \tan (c+d x)) \, dx=\int {\left (\frac {e}{\cos \left (c+d\,x\right )}\right )}^{7/2}\,\left (a+a\,\mathrm {tan}\left (c+d\,x\right )\,1{}\mathrm {i}\right ) \,d x \]
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