Integrand size = 22, antiderivative size = 31 \[ \int (a \cos (c+d x)+i a \sin (c+d x))^3 \, dx=-\frac {i (a \cos (c+d x)+i a \sin (c+d x))^3}{3 d} \]
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Time = 0.02 (sec) , antiderivative size = 31, 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 = {3150} \[ \int (a \cos (c+d x)+i a \sin (c+d x))^3 \, dx=-\frac {i (a \cos (c+d x)+i a \sin (c+d x))^3}{3 d} \]
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Rule 3150
Rubi steps \begin{align*} \text {integral}& = -\frac {i (a \cos (c+d x)+i a \sin (c+d x))^3}{3 d} \\ \end{align*}
Time = 0.27 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.00 \[ \int (a \cos (c+d x)+i a \sin (c+d x))^3 \, dx=-\frac {i (a \cos (c+d x)+i a \sin (c+d x))^3}{3 d} \]
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Time = 1.93 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.61
method | result | size |
risch | \(-\frac {i a^{3} {\mathrm e}^{3 i \left (d x +c \right )}}{3 d}\) | \(19\) |
parallelrisch | \(-\frac {a^{3} \left (i \cos \left (3 d x +3 c \right )+i-\sin \left (3 d x +3 c \right )\right )}{3 d}\) | \(35\) |
derivativedivides | \(\frac {\frac {i a^{3} \left (2+\sin \left (d x +c \right )^{2}\right ) \cos \left (d x +c \right )}{3}-a^{3} \sin \left (d x +c \right )^{3}-i a^{3} \cos \left (d x +c \right )^{3}+\frac {a^{3} \left (2+\cos \left (d x +c \right )^{2}\right ) \sin \left (d x +c \right )}{3}}{d}\) | \(76\) |
default | \(\frac {\frac {i a^{3} \left (2+\sin \left (d x +c \right )^{2}\right ) \cos \left (d x +c \right )}{3}-a^{3} \sin \left (d x +c \right )^{3}-i a^{3} \cos \left (d x +c \right )^{3}+\frac {a^{3} \left (2+\cos \left (d x +c \right )^{2}\right ) \sin \left (d x +c \right )}{3}}{d}\) | \(76\) |
parts | \(\frac {a^{3} \left (2+\cos \left (d x +c \right )^{2}\right ) \sin \left (d x +c \right )}{3 d}+\frac {i a^{3} \left (2+\sin \left (d x +c \right )^{2}\right ) \cos \left (d x +c \right )}{3 d}-\frac {i a^{3} \cos \left (d x +c \right )^{3}}{d}-\frac {a^{3} \sin \left (d x +c \right )^{3}}{d}\) | \(84\) |
norman | \(\frac {\frac {4 i a^{3} \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}}{d}-\frac {2 i a^{3}}{3 d}+\frac {2 a^{3} \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{d}-\frac {20 a^{3} \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{3}}{3 d}+\frac {2 a^{3} \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{5}}{d}-\frac {6 i a^{3} \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{4}}{d}}{\left (1+\tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}\right )^{3}}\) | \(122\) |
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Time = 0.26 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.55 \[ \int (a \cos (c+d x)+i a \sin (c+d x))^3 \, dx=-\frac {i \, a^{3} e^{\left (3 i \, d x + 3 i \, c\right )}}{3 \, d} \]
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Time = 0.08 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.16 \[ \int (a \cos (c+d x)+i a \sin (c+d x))^3 \, dx=\begin {cases} - \frac {i a^{3} e^{3 i c} e^{3 i d x}}{3 d} & \text {for}\: d \neq 0 \\a^{3} x e^{3 i c} & \text {otherwise} \end {cases} \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 83 vs. \(2 (25) = 50\).
Time = 0.23 (sec) , antiderivative size = 83, normalized size of antiderivative = 2.68 \[ \int (a \cos (c+d x)+i a \sin (c+d x))^3 \, dx=-\frac {i \, a^{3} \cos \left (d x + c\right )^{3}}{d} - \frac {a^{3} \sin \left (d x + c\right )^{3}}{d} - \frac {i \, {\left (\cos \left (d x + c\right )^{3} - 3 \, \cos \left (d x + c\right )\right )} a^{3}}{3 \, d} - \frac {{\left (\sin \left (d x + c\right )^{3} - 3 \, \sin \left (d x + c\right )\right )} a^{3}}{3 \, d} \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 52 vs. \(2 (25) = 50\).
Time = 0.28 (sec) , antiderivative size = 52, normalized size of antiderivative = 1.68 \[ \int (a \cos (c+d x)+i a \sin (c+d x))^3 \, dx=-\frac {i \, a^{3} e^{\left (3 i \, d x + 3 i \, c\right )}}{6 \, d} - \frac {i \, a^{3} e^{\left (-3 i \, d x - 3 i \, c\right )}}{6 \, d} + \frac {a^{3} \sin \left (3 \, d x + 3 \, c\right )}{3 \, d} \]
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Time = 26.30 (sec) , antiderivative size = 66, normalized size of antiderivative = 2.13 \[ \int (a \cos (c+d x)+i a \sin (c+d x))^3 \, dx=-\frac {2\,a^3\,\left (3\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2-1\right )}{3\,d\,\left (-{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^3-{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2\,3{}\mathrm {i}+3\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )+1{}\mathrm {i}\right )} \]
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