Optimal. Leaf size=32 \[ \frac {i \sec ^3(c+d x)}{3 d (a+i a \tan (c+d x))^3} \]
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Rubi [A] time = 0.04, antiderivative size = 32, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, integrand size = 24, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.042, Rules used = {3488} \[ \frac {i \sec ^3(c+d x)}{3 d (a+i a \tan (c+d x))^3} \]
Antiderivative was successfully verified.
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Rule 3488
Rubi steps
\begin {align*} \int \frac {\sec ^3(c+d x)}{(a+i a \tan (c+d x))^3} \, dx &=\frac {i \sec ^3(c+d x)}{3 d (a+i a \tan (c+d x))^3}\\ \end {align*}
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Mathematica [A] time = 0.07, size = 32, normalized size = 1.00 \[ \frac {i \sec ^3(c+d x)}{3 d (a+i a \tan (c+d x))^3} \]
Antiderivative was successfully verified.
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fricas [A] time = 0.51, size = 17, normalized size = 0.53 \[ \frac {i \, e^{\left (-3 i \, d x - 3 i \, c\right )}}{3 \, a^{3} d} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 1.70, size = 36, normalized size = 1.12 \[ \frac {2 \, {\left (3 \, \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} - 1\right )}}{3 \, a^{3} d {\left (\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - i\right )}^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.45, size = 57, normalized size = 1.78 \[ \frac {\frac {2}{\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-i}-\frac {8}{3 \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-i\right )^{3}}+\frac {4 i}{\left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-i\right )^{2}}}{a^{3} d} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.37, size = 29, normalized size = 0.91 \[ \frac {i \, \cos \left (3 \, d x + 3 \, c\right ) + \sin \left (3 \, d x + 3 \, c\right )}{3 \, a^{3} d} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 3.44, size = 68, normalized size = 2.12 \[ -\frac {2\,\left ({\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2\,3{}\mathrm {i}-\mathrm {i}\right )}{3\,a^3\,d\,\left (-{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^3\,1{}\mathrm {i}-3\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2+\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )\,3{}\mathrm {i}+1\right )} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 2.09, size = 80, normalized size = 2.50 \[ \begin {cases} - \frac {\sec ^{3}{\left (c + d x \right )}}{3 a^{3} d \tan ^{3}{\left (c + d x \right )} - 9 i a^{3} d \tan ^{2}{\left (c + d x \right )} - 9 a^{3} d \tan {\left (c + d x \right )} + 3 i a^{3} d} & \text {for}\: d \neq 0 \\\frac {x \sec ^{3}{\relax (c )}}{\left (i a \tan {\relax (c )} + a\right )^{3}} & \text {otherwise} \end {cases} \]
Verification of antiderivative is not currently implemented for this CAS.
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