Integrand size = 26, antiderivative size = 110 \[ \int (a+i a \tan (c+d x))^3 (A+B \tan (c+d x)) \, dx=4 a^3 (A-i B) x-\frac {4 a^3 (i A+B) \log (\cos (c+d x))}{d}-\frac {2 a^3 (A-i B) \tan (c+d x)}{d}+\frac {a (i A+B) (a+i a \tan (c+d x))^2}{2 d}+\frac {B (a+i a \tan (c+d x))^3}{3 d} \]
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Time = 0.10 (sec) , antiderivative size = 110, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.154, Rules used = {3608, 3559, 3558, 3556} \[ \int (a+i a \tan (c+d x))^3 (A+B \tan (c+d x)) \, dx=-\frac {2 a^3 (A-i B) \tan (c+d x)}{d}-\frac {4 a^3 (B+i A) \log (\cos (c+d x))}{d}+4 a^3 x (A-i B)+\frac {a (B+i A) (a+i a \tan (c+d x))^2}{2 d}+\frac {B (a+i a \tan (c+d x))^3}{3 d} \]
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Rule 3556
Rule 3558
Rule 3559
Rule 3608
Rubi steps \begin{align*} \text {integral}& = \frac {B (a+i a \tan (c+d x))^3}{3 d}-(-A+i B) \int (a+i a \tan (c+d x))^3 \, dx \\ & = \frac {a (i A+B) (a+i a \tan (c+d x))^2}{2 d}+\frac {B (a+i a \tan (c+d x))^3}{3 d}+(2 a (A-i B)) \int (a+i a \tan (c+d x))^2 \, dx \\ & = 4 a^3 (A-i B) x-\frac {2 a^3 (A-i B) \tan (c+d x)}{d}+\frac {a (i A+B) (a+i a \tan (c+d x))^2}{2 d}+\frac {B (a+i a \tan (c+d x))^3}{3 d}+\left (4 a^3 (i A+B)\right ) \int \tan (c+d x) \, dx \\ & = 4 a^3 (A-i B) x-\frac {4 a^3 (i A+B) \log (\cos (c+d x))}{d}-\frac {2 a^3 (A-i B) \tan (c+d x)}{d}+\frac {a (i A+B) (a+i a \tan (c+d x))^2}{2 d}+\frac {B (a+i a \tan (c+d x))^3}{3 d} \\ \end{align*}
Time = 0.87 (sec) , antiderivative size = 73, normalized size of antiderivative = 0.66 \[ \int (a+i a \tan (c+d x))^3 (A+B \tan (c+d x)) \, dx=\frac {B (a+i a \tan (c+d x))^3+\frac {3}{2} a^3 (i A+B) \left (8 \log (i+\tan (c+d x))+6 i \tan (c+d x)-\tan ^2(c+d x)\right )}{3 d} \]
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Time = 0.09 (sec) , antiderivative size = 100, normalized size of antiderivative = 0.91
method | result | size |
derivativedivides | \(\frac {a^{3} \left (-\frac {i B \left (\tan ^{3}\left (d x +c \right )\right )}{3}-\frac {i A \left (\tan ^{2}\left (d x +c \right )\right )}{2}+4 i B \tan \left (d x +c \right )-\frac {3 B \left (\tan ^{2}\left (d x +c \right )\right )}{2}-3 A \tan \left (d x +c \right )+\frac {\left (4 i A +4 B \right ) \ln \left (1+\tan ^{2}\left (d x +c \right )\right )}{2}+\left (-4 i B +4 A \right ) \arctan \left (\tan \left (d x +c \right )\right )\right )}{d}\) | \(100\) |
default | \(\frac {a^{3} \left (-\frac {i B \left (\tan ^{3}\left (d x +c \right )\right )}{3}-\frac {i A \left (\tan ^{2}\left (d x +c \right )\right )}{2}+4 i B \tan \left (d x +c \right )-\frac {3 B \left (\tan ^{2}\left (d x +c \right )\right )}{2}-3 A \tan \left (d x +c \right )+\frac {\left (4 i A +4 B \right ) \ln \left (1+\tan ^{2}\left (d x +c \right )\right )}{2}+\left (-4 i B +4 A \right ) \arctan \left (\tan \left (d x +c \right )\right )\right )}{d}\) | \(100\) |
norman | \(\left (-4 i B \,a^{3}+4 A \,a^{3}\right ) x -\frac {\left (i A \,a^{3}+3 B \,a^{3}\right ) \left (\tan ^{2}\left (d x +c \right )\right )}{2 d}-\frac {\left (-4 i B \,a^{3}+3 A \,a^{3}\right ) \tan \left (d x +c \right )}{d}-\frac {i B \,a^{3} \left (\tan ^{3}\left (d x +c \right )\right )}{3 d}+\frac {2 \left (i A \,a^{3}+B \,a^{3}\right ) \ln \left (1+\tan ^{2}\left (d x +c \right )\right )}{d}\) | \(117\) |
parallelrisch | \(\frac {-2 i B \left (\tan ^{3}\left (d x +c \right )\right ) a^{3}-3 i A \left (\tan ^{2}\left (d x +c \right )\right ) a^{3}-24 i B x \,a^{3} d +12 i A \ln \left (1+\tan ^{2}\left (d x +c \right )\right ) a^{3}+24 A x \,a^{3} d +24 i B \tan \left (d x +c \right ) a^{3}-9 B \left (\tan ^{2}\left (d x +c \right )\right ) a^{3}-18 A \tan \left (d x +c \right ) a^{3}+12 B \ln \left (1+\tan ^{2}\left (d x +c \right )\right ) a^{3}}{6 d}\) | \(128\) |
risch | \(\frac {8 i a^{3} B c}{d}-\frac {8 a^{3} A c}{d}-\frac {2 a^{3} \left (12 i A \,{\mathrm e}^{4 i \left (d x +c \right )}+24 B \,{\mathrm e}^{4 i \left (d x +c \right )}+21 i A \,{\mathrm e}^{2 i \left (d x +c \right )}+33 B \,{\mathrm e}^{2 i \left (d x +c \right )}+9 i A +13 B \right )}{3 d \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right )^{3}}-\frac {4 a^{3} \ln \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right ) B}{d}-\frac {4 i a^{3} \ln \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right ) A}{d}\) | \(145\) |
parts | \(A \,a^{3} x +\frac {\left (-i A \,a^{3}-3 B \,a^{3}\right ) \left (\frac {\left (\tan ^{2}\left (d x +c \right )\right )}{2}-\frac {\ln \left (1+\tan ^{2}\left (d x +c \right )\right )}{2}\right )}{d}+\frac {\left (3 i A \,a^{3}+B \,a^{3}\right ) \ln \left (1+\tan ^{2}\left (d x +c \right )\right )}{2 d}+\frac {\left (3 i B \,a^{3}-3 A \,a^{3}\right ) \left (\tan \left (d x +c \right )-\arctan \left (\tan \left (d x +c \right )\right )\right )}{d}-\frac {i B \,a^{3} \left (\frac {\left (\tan ^{3}\left (d x +c \right )\right )}{3}-\tan \left (d x +c \right )+\arctan \left (\tan \left (d x +c \right )\right )\right )}{d}\) | \(149\) |
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Time = 0.25 (sec) , antiderivative size = 175, normalized size of antiderivative = 1.59 \[ \int (a+i a \tan (c+d x))^3 (A+B \tan (c+d x)) \, dx=-\frac {2 \, {\left (12 \, {\left (i \, A + 2 \, B\right )} a^{3} e^{\left (4 i \, d x + 4 i \, c\right )} + 3 \, {\left (7 i \, A + 11 \, B\right )} a^{3} e^{\left (2 i \, d x + 2 i \, c\right )} + {\left (9 i \, A + 13 \, B\right )} a^{3} + 6 \, {\left ({\left (i \, A + B\right )} a^{3} e^{\left (6 i \, d x + 6 i \, c\right )} + 3 \, {\left (i \, A + B\right )} a^{3} e^{\left (4 i \, d x + 4 i \, c\right )} + 3 \, {\left (i \, A + B\right )} a^{3} e^{\left (2 i \, d x + 2 i \, c\right )} + {\left (i \, A + B\right )} a^{3}\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right )\right )}}{3 \, {\left (d e^{\left (6 i \, d x + 6 i \, c\right )} + 3 \, d e^{\left (4 i \, d x + 4 i \, c\right )} + 3 \, d e^{\left (2 i \, d x + 2 i \, c\right )} + d\right )}} \]
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Time = 0.39 (sec) , antiderivative size = 184, normalized size of antiderivative = 1.67 \[ \int (a+i a \tan (c+d x))^3 (A+B \tan (c+d x)) \, dx=- \frac {4 i a^{3} \left (A - i B\right ) \log {\left (e^{2 i d x} + e^{- 2 i c} \right )}}{d} + \frac {- 18 i A a^{3} - 26 B a^{3} + \left (- 42 i A a^{3} e^{2 i c} - 66 B a^{3} e^{2 i c}\right ) e^{2 i d x} + \left (- 24 i A a^{3} e^{4 i c} - 48 B a^{3} e^{4 i c}\right ) e^{4 i d x}}{3 d e^{6 i c} e^{6 i d x} + 9 d e^{4 i c} e^{4 i d x} + 9 d e^{2 i c} e^{2 i d x} + 3 d} \]
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Time = 0.28 (sec) , antiderivative size = 96, normalized size of antiderivative = 0.87 \[ \int (a+i a \tan (c+d x))^3 (A+B \tan (c+d x)) \, dx=-\frac {2 i \, B a^{3} \tan \left (d x + c\right )^{3} + 3 \, {\left (i \, A + 3 \, B\right )} a^{3} \tan \left (d x + c\right )^{2} - 24 \, {\left (d x + c\right )} {\left (A - i \, B\right )} a^{3} + 12 \, {\left (-i \, A - B\right )} a^{3} \log \left (\tan \left (d x + c\right )^{2} + 1\right ) + 6 \, {\left (3 \, A - 4 i \, B\right )} a^{3} \tan \left (d x + c\right )}{6 \, d} \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 312 vs. \(2 (94) = 188\).
Time = 0.46 (sec) , antiderivative size = 312, normalized size of antiderivative = 2.84 \[ \int (a+i a \tan (c+d x))^3 (A+B \tan (c+d x)) \, dx=-\frac {2 \, {\left (6 i \, A a^{3} e^{\left (6 i \, d x + 6 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) + 6 \, B a^{3} e^{\left (6 i \, d x + 6 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) + 18 i \, A a^{3} e^{\left (4 i \, d x + 4 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) + 18 \, B a^{3} e^{\left (4 i \, d x + 4 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) + 18 i \, A a^{3} e^{\left (2 i \, d x + 2 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) + 18 \, B a^{3} e^{\left (2 i \, d x + 2 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) + 12 i \, A a^{3} e^{\left (4 i \, d x + 4 i \, c\right )} + 24 \, B a^{3} e^{\left (4 i \, d x + 4 i \, c\right )} + 21 i \, A a^{3} e^{\left (2 i \, d x + 2 i \, c\right )} + 33 \, B a^{3} e^{\left (2 i \, d x + 2 i \, c\right )} + 6 i \, A a^{3} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) + 6 \, B a^{3} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) + 9 i \, A a^{3} + 13 \, B a^{3}\right )}}{3 \, {\left (d e^{\left (6 i \, d x + 6 i \, c\right )} + 3 \, d e^{\left (4 i \, d x + 4 i \, c\right )} + 3 \, d e^{\left (2 i \, d x + 2 i \, c\right )} + d\right )}} \]
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Time = 7.86 (sec) , antiderivative size = 125, normalized size of antiderivative = 1.14 \[ \int (a+i a \tan (c+d x))^3 (A+B \tan (c+d x)) \, dx=-\frac {{\mathrm {tan}\left (c+d\,x\right )}^2\,\left (\frac {B\,a^3}{2}+\frac {a^3\,\left (2\,B+A\,1{}\mathrm {i}\right )}{2}\right )}{d}+\frac {\ln \left (\mathrm {tan}\left (c+d\,x\right )+1{}\mathrm {i}\right )\,\left (4\,B\,a^3+A\,a^3\,4{}\mathrm {i}\right )}{d}+\frac {\mathrm {tan}\left (c+d\,x\right )\,\left (B\,a^3\,1{}\mathrm {i}-a^3\,\left (2\,A-B\,1{}\mathrm {i}\right )+a^3\,\left (2\,B+A\,1{}\mathrm {i}\right )\,1{}\mathrm {i}\right )}{d}-\frac {B\,a^3\,{\mathrm {tan}\left (c+d\,x\right )}^3\,1{}\mathrm {i}}{3\,d} \]
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