Optimal. Leaf size=31 \[ \frac{i}{4 d (a \cos (c+d x)+i a \sin (c+d x))^4} \]
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Rubi [A] time = 0.0148451, antiderivative size = 31, normalized size of antiderivative = 1., number of steps used = 1, number of rules used = 1, integrand size = 22, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.045, Rules used = {3071} \[ \frac{i}{4 d (a \cos (c+d x)+i a \sin (c+d x))^4} \]
Antiderivative was successfully verified.
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Rule 3071
Rubi steps
\begin{align*} \int \frac{1}{(a \cos (c+d x)+i a \sin (c+d x))^4} \, dx &=\frac{i}{4 d (a \cos (c+d x)+i a \sin (c+d x))^4}\\ \end{align*}
Mathematica [A] time = 0.0486514, size = 31, normalized size = 1. \[ \frac{i}{4 d (a \cos (c+d x)+i a \sin (c+d x))^4} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.115, size = 36, normalized size = 1.2 \begin{align*}{\frac{1}{d{a}^{4}} \left ({\frac{-i}{ \left ( \tan \left ( dx+c \right ) -i \right ) ^{2}}}- \left ( \tan \left ( dx+c \right ) -i \right ) ^{-1} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.03061, size = 39, normalized size = 1.26 \begin{align*} \frac{i \, \cos \left (4 \, d x + 4 \, c\right ) + \sin \left (4 \, d x + 4 \, c\right )}{4 \, a^{4} d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.06525, size = 49, normalized size = 1.58 \begin{align*} \frac{i \, e^{\left (-4 i \, d x - 4 i \, c\right )}}{4 \, a^{4} d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.194294, size = 46, normalized size = 1.48 \begin{align*} \begin{cases} \frac{i e^{- 4 i c} e^{- 4 i d x}}{4 a^{4} d} & \text{for}\: 4 a^{4} d e^{4 i c} \neq 0 \\\frac{x e^{- 4 i c}}{a^{4}} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.14093, size = 59, normalized size = 1.9 \begin{align*} -\frac{2 \,{\left (\tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3} - \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )\right )}}{a^{4} d{\left (\tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) - i\right )}^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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