Optimal. Leaf size=65 \[ \frac{4 i (a-i a x)^{3/4}}{3 a^3 (a+i a x)^{3/4}}-\frac{2 i}{a^2 \sqrt [4]{a-i a x} (a+i a x)^{3/4}} \]
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Rubi [A] time = 0.0090441, antiderivative size = 65, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 2, integrand size = 25, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.08, Rules used = {45, 37} \[ \frac{4 i (a-i a x)^{3/4}}{3 a^3 (a+i a x)^{3/4}}-\frac{2 i}{a^2 \sqrt [4]{a-i a x} (a+i a x)^{3/4}} \]
Antiderivative was successfully verified.
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Rule 45
Rule 37
Rubi steps
\begin{align*} \int \frac{1}{(a-i a x)^{5/4} (a+i a x)^{7/4}} \, dx &=-\frac{2 i}{a^2 \sqrt [4]{a-i a x} (a+i a x)^{3/4}}+\frac{2 \int \frac{1}{\sqrt [4]{a-i a x} (a+i a x)^{7/4}} \, dx}{a}\\ &=-\frac{2 i}{a^2 \sqrt [4]{a-i a x} (a+i a x)^{3/4}}+\frac{4 i (a-i a x)^{3/4}}{3 a^3 (a+i a x)^{3/4}}\\ \end{align*}
Mathematica [A] time = 0.0162802, size = 38, normalized size = 0.58 \[ \frac{4 x-2 i}{3 a^2 \sqrt [4]{a-i a x} (a+i a x)^{3/4}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.039, size = 33, normalized size = 0.5 \begin{align*}{\frac{-2\,i+4\,x}{3\,{a}^{2}} \left ( a \left ( 1+ix \right ) \right ) ^{-{\frac{3}{4}}}{\frac{1}{\sqrt [4]{-a \left ( -1+ix \right ) }}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{1}{{\left (i \, a x + a\right )}^{\frac{7}{4}}{\left (-i \, a x + a\right )}^{\frac{5}{4}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.56689, size = 95, normalized size = 1.46 \begin{align*} \frac{{\left (i \, a x + a\right )}^{\frac{1}{4}}{\left (-i \, a x + a\right )}^{\frac{3}{4}}{\left (4 \, x - 2 i\right )}}{3 \,{\left (a^{4} x^{2} + a^{4}\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: TypeError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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