Integrand size = 34, antiderivative size = 148 \[ \int \frac {\tan ^3(c+d x) (A+B \tan (c+d x))}{(a+i a \tan (c+d x))^3} \, dx=\frac {(i A-7 B) x}{8 a^3}-\frac {i B \log (\cos (c+d x))}{a^3 d}+\frac {(i A-B) \tan ^3(c+d x)}{6 d (a+i a \tan (c+d x))^3}+\frac {(A+3 i B) \tan ^2(c+d x)}{8 a d (a+i a \tan (c+d x))^2}+\frac {A+7 i B}{8 d \left (a^3+i a^3 \tan (c+d x)\right )} \]
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Time = 0.47 (sec) , antiderivative size = 148, normalized size of antiderivative = 1.00, number of steps used = 7, number of rules used = 6, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.176, Rules used = {3676, 3670, 3556, 12, 3607, 8} \[ \int \frac {\tan ^3(c+d x) (A+B \tan (c+d x))}{(a+i a \tan (c+d x))^3} \, dx=\frac {A+7 i B}{8 d \left (a^3+i a^3 \tan (c+d x)\right )}+\frac {x (-7 B+i A)}{8 a^3}-\frac {i B \log (\cos (c+d x))}{a^3 d}+\frac {(-B+i A) \tan ^3(c+d x)}{6 d (a+i a \tan (c+d x))^3}+\frac {(A+3 i B) \tan ^2(c+d x)}{8 a d (a+i a \tan (c+d x))^2} \]
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Rule 8
Rule 12
Rule 3556
Rule 3607
Rule 3670
Rule 3676
Rubi steps \begin{align*} \text {integral}& = \frac {(i A-B) \tan ^3(c+d x)}{6 d (a+i a \tan (c+d x))^3}-\frac {\int \frac {\tan ^2(c+d x) (3 a (i A-B)+6 i a B \tan (c+d x))}{(a+i a \tan (c+d x))^2} \, dx}{6 a^2} \\ & = \frac {(i A-B) \tan ^3(c+d x)}{6 d (a+i a \tan (c+d x))^3}+\frac {(A+3 i B) \tan ^2(c+d x)}{8 a d (a+i a \tan (c+d x))^2}+\frac {\int \frac {\tan (c+d x) \left (-6 a^2 (A+3 i B)-24 a^2 B \tan (c+d x)\right )}{a+i a \tan (c+d x)} \, dx}{24 a^4} \\ & = \frac {(i A-B) \tan ^3(c+d x)}{6 d (a+i a \tan (c+d x))^3}+\frac {(A+3 i B) \tan ^2(c+d x)}{8 a d (a+i a \tan (c+d x))^2}-\frac {i \int -\frac {6 a^3 (i A-7 B) \tan (c+d x)}{a+i a \tan (c+d x)} \, dx}{24 a^5}+\frac {(i B) \int \tan (c+d x) \, dx}{a^3} \\ & = -\frac {i B \log (\cos (c+d x))}{a^3 d}+\frac {(i A-B) \tan ^3(c+d x)}{6 d (a+i a \tan (c+d x))^3}+\frac {(A+3 i B) \tan ^2(c+d x)}{8 a d (a+i a \tan (c+d x))^2}-\frac {(A+7 i B) \int \frac {\tan (c+d x)}{a+i a \tan (c+d x)} \, dx}{4 a^2} \\ & = -\frac {i B \log (\cos (c+d x))}{a^3 d}+\frac {(i A-B) \tan ^3(c+d x)}{6 d (a+i a \tan (c+d x))^3}+\frac {(A+3 i B) \tan ^2(c+d x)}{8 a d (a+i a \tan (c+d x))^2}+\frac {A+7 i B}{8 d \left (a^3+i a^3 \tan (c+d x)\right )}+\frac {(i A-7 B) \int 1 \, dx}{8 a^3} \\ & = \frac {(i A-7 B) x}{8 a^3}-\frac {i B \log (\cos (c+d x))}{a^3 d}+\frac {(i A-B) \tan ^3(c+d x)}{6 d (a+i a \tan (c+d x))^3}+\frac {(A+3 i B) \tan ^2(c+d x)}{8 a d (a+i a \tan (c+d x))^2}+\frac {A+7 i B}{8 d \left (a^3+i a^3 \tan (c+d x)\right )} \\ \end{align*}
Time = 2.13 (sec) , antiderivative size = 166, normalized size of antiderivative = 1.12 \[ \int \frac {\tan ^3(c+d x) (A+B \tan (c+d x))}{(a+i a \tan (c+d x))^3} \, dx=-\frac {i \left (3 i ((A+15 i B) \log (i-\tan (c+d x))-(A-i B) \log (i+\tan (c+d x)))+6 (A+7 i B) \tan (c+d x)+24 B \tan ^2(c+d x)-2 (A+7 i B) \tan ^3(c+d x)+\frac {2 \tan ^4(c+d x) \left (-6 (A+i B)+(-3 i A+9 B) \tan (c+d x)+(A+7 i B) \tan ^2(c+d x)\right )}{(-i+\tan (c+d x))^3}\right )}{48 a^3 d} \]
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Time = 0.10 (sec) , antiderivative size = 160, normalized size of antiderivative = 1.08
method | result | size |
risch | \(-\frac {15 x B}{8 a^{3}}+\frac {i x A}{8 a^{3}}+\frac {11 i {\mathrm e}^{-2 i \left (d x +c \right )} B}{16 a^{3} d}+\frac {3 \,{\mathrm e}^{-2 i \left (d x +c \right )} A}{16 a^{3} d}-\frac {5 i {\mathrm e}^{-4 i \left (d x +c \right )} B}{32 a^{3} d}-\frac {3 \,{\mathrm e}^{-4 i \left (d x +c \right )} A}{32 a^{3} d}+\frac {i {\mathrm e}^{-6 i \left (d x +c \right )} B}{48 a^{3} d}+\frac {{\mathrm e}^{-6 i \left (d x +c \right )} A}{48 a^{3} d}-\frac {2 B c}{a^{3} d}-\frac {i B \ln \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right )}{a^{3} d}\) | \(160\) |
derivativedivides | \(\frac {i A \arctan \left (\tan \left (d x +c \right )\right )}{8 d \,a^{3}}+\frac {i B \ln \left (1+\tan ^{2}\left (d x +c \right )\right )}{2 d \,a^{3}}-\frac {7 B \arctan \left (\tan \left (d x +c \right )\right )}{8 d \,a^{3}}+\frac {17 B}{8 d \,a^{3} \left (\tan \left (d x +c \right )-i\right )}-\frac {7 i A}{8 d \,a^{3} \left (\tan \left (d x +c \right )-i\right )}+\frac {5 A}{8 d \,a^{3} \left (\tan \left (d x +c \right )-i\right )^{2}}+\frac {7 i B}{8 d \,a^{3} \left (\tan \left (d x +c \right )-i\right )^{2}}+\frac {i A}{6 d \,a^{3} \left (\tan \left (d x +c \right )-i\right )^{3}}-\frac {B}{6 d \,a^{3} \left (\tan \left (d x +c \right )-i\right )^{3}}\) | \(179\) |
default | \(\frac {i A \arctan \left (\tan \left (d x +c \right )\right )}{8 d \,a^{3}}+\frac {i B \ln \left (1+\tan ^{2}\left (d x +c \right )\right )}{2 d \,a^{3}}-\frac {7 B \arctan \left (\tan \left (d x +c \right )\right )}{8 d \,a^{3}}+\frac {17 B}{8 d \,a^{3} \left (\tan \left (d x +c \right )-i\right )}-\frac {7 i A}{8 d \,a^{3} \left (\tan \left (d x +c \right )-i\right )}+\frac {5 A}{8 d \,a^{3} \left (\tan \left (d x +c \right )-i\right )^{2}}+\frac {7 i B}{8 d \,a^{3} \left (\tan \left (d x +c \right )-i\right )^{2}}+\frac {i A}{6 d \,a^{3} \left (\tan \left (d x +c \right )-i\right )^{3}}-\frac {B}{6 d \,a^{3} \left (\tan \left (d x +c \right )-i\right )^{3}}\) | \(179\) |
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Time = 0.25 (sec) , antiderivative size = 104, normalized size of antiderivative = 0.70 \[ \int \frac {\tan ^3(c+d x) (A+B \tan (c+d x))}{(a+i a \tan (c+d x))^3} \, dx=-\frac {{\left (12 \, {\left (-i \, A + 15 \, B\right )} d x e^{\left (6 i \, d x + 6 i \, c\right )} + 96 i \, B e^{\left (6 i \, d x + 6 i \, c\right )} \log \left (e^{\left (2 i \, d x + 2 i \, c\right )} + 1\right ) - 6 \, {\left (3 \, A + 11 i \, B\right )} e^{\left (4 i \, d x + 4 i \, c\right )} + 3 \, {\left (3 \, A + 5 i \, B\right )} e^{\left (2 i \, d x + 2 i \, c\right )} - 2 \, A - 2 i \, B\right )} e^{\left (-6 i \, d x - 6 i \, c\right )}}{96 \, a^{3} d} \]
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Time = 0.56 (sec) , antiderivative size = 296, normalized size of antiderivative = 2.00 \[ \int \frac {\tan ^3(c+d x) (A+B \tan (c+d x))}{(a+i a \tan (c+d x))^3} \, dx=- \frac {i B \log {\left (e^{2 i d x} + e^{- 2 i c} \right )}}{a^{3} d} + \begin {cases} \frac {\left (\left (512 A a^{6} d^{2} e^{6 i c} + 512 i B a^{6} d^{2} e^{6 i c}\right ) e^{- 6 i d x} + \left (- 2304 A a^{6} d^{2} e^{8 i c} - 3840 i B a^{6} d^{2} e^{8 i c}\right ) e^{- 4 i d x} + \left (4608 A a^{6} d^{2} e^{10 i c} + 16896 i B a^{6} d^{2} e^{10 i c}\right ) e^{- 2 i d x}\right ) e^{- 12 i c}}{24576 a^{9} d^{3}} & \text {for}\: a^{9} d^{3} e^{12 i c} \neq 0 \\x \left (- \frac {i A - 15 B}{8 a^{3}} + \frac {\left (i A e^{6 i c} - 3 i A e^{4 i c} + 3 i A e^{2 i c} - i A - 15 B e^{6 i c} + 11 B e^{4 i c} - 5 B e^{2 i c} + B\right ) e^{- 6 i c}}{8 a^{3}}\right ) & \text {otherwise} \end {cases} + \frac {x \left (i A - 15 B\right )}{8 a^{3}} \]
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Exception generated. \[ \int \frac {\tan ^3(c+d x) (A+B \tan (c+d x))}{(a+i a \tan (c+d x))^3} \, dx=\text {Exception raised: RuntimeError} \]
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Time = 0.82 (sec) , antiderivative size = 127, normalized size of antiderivative = 0.86 \[ \int \frac {\tan ^3(c+d x) (A+B \tan (c+d x))}{(a+i a \tan (c+d x))^3} \, dx=-\frac {\frac {6 \, {\left (A - i \, B\right )} \log \left (\tan \left (d x + c\right ) + i\right )}{a^{3}} - \frac {6 \, {\left (A + 15 i \, B\right )} \log \left (\tan \left (d x + c\right ) - i\right )}{a^{3}} + \frac {11 \, A \tan \left (d x + c\right )^{3} + 165 i \, B \tan \left (d x + c\right )^{3} + 51 i \, A \tan \left (d x + c\right )^{2} + 291 \, B \tan \left (d x + c\right )^{2} + 75 \, A \tan \left (d x + c\right ) - 171 i \, B \tan \left (d x + c\right ) - 29 i \, A - 29 \, B}{a^{3} {\left (\tan \left (d x + c\right ) - i\right )}^{3}}}{96 \, d} \]
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Time = 7.69 (sec) , antiderivative size = 146, normalized size of antiderivative = 0.99 \[ \int \frac {\tan ^3(c+d x) (A+B \tan (c+d x))}{(a+i a \tan (c+d x))^3} \, dx=\frac {\frac {5\,A}{12\,a^3}-{\mathrm {tan}\left (c+d\,x\right )}^2\,\left (\frac {7\,A}{8\,a^3}+\frac {B\,17{}\mathrm {i}}{8\,a^3}\right )+\frac {B\,17{}\mathrm {i}}{12\,a^3}+\mathrm {tan}\left (c+d\,x\right )\,\left (-\frac {27\,B}{8\,a^3}+\frac {A\,9{}\mathrm {i}}{8\,a^3}\right )}{d\,\left (-{\mathrm {tan}\left (c+d\,x\right )}^3\,1{}\mathrm {i}-3\,{\mathrm {tan}\left (c+d\,x\right )}^2+\mathrm {tan}\left (c+d\,x\right )\,3{}\mathrm {i}+1\right )}-\frac {\ln \left (\mathrm {tan}\left (c+d\,x\right )+1{}\mathrm {i}\right )\,\left (A-B\,1{}\mathrm {i}\right )}{16\,a^3\,d}+\frac {\ln \left (\mathrm {tan}\left (c+d\,x\right )-\mathrm {i}\right )\,\left (A+B\,15{}\mathrm {i}\right )}{16\,a^3\,d} \]
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