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 = 0.0372742, antiderivative size = 32, normalized size of antiderivative = 1., 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*}
Mathematica [A] time = 0.046857, size = 32, normalized size = 1. \[ \frac{i \sec ^3(c+d x)}{3 d (a+i a \tan (c+d x))^3} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.081, size = 57, normalized size = 1.8 \begin{align*} 2\,{\frac{1}{d{a}^{3}} \left ({\frac{2\,i}{ \left ( \tan \left ( 1/2\,dx+c/2 \right ) -i \right ) ^{2}}}+ \left ( \tan \left ( 1/2\,dx+c/2 \right ) -i \right ) ^{-1}-4/3\, \left ( \tan \left ( 1/2\,dx+c/2 \right ) -i \right ) ^{-3} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.989576, size = 39, normalized size = 1.22 \begin{align*} \frac{i \, \cos \left (3 \, d x + 3 \, c\right ) + \sin \left (3 \, d x + 3 \, c\right )}{3 \, a^{3} d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.22272, size = 49, normalized size = 1.53 \begin{align*} \frac{i \, e^{\left (-3 i \, d x - 3 i \, c\right )}}{3 \, a^{3} d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: AttributeError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.201, size = 49, normalized size = 1.53 \begin{align*} \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}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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