Optimal. Leaf size=67 \[ \frac {2 i \sqrt [4]{a-i a x}}{5 a^2 (a+i a x)^{5/4}}+\frac {4 i \sqrt [4]{a-i a x}}{5 a^3 \sqrt [4]{a+i a x}} \]
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Rubi [A]
time = 0.01, antiderivative size = 67, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 25, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.080, Rules used = {47, 37}
\begin {gather*} \frac {4 i \sqrt [4]{a-i a x}}{5 a^3 \sqrt [4]{a+i a x}}+\frac {2 i \sqrt [4]{a-i a x}}{5 a^2 (a+i a x)^{5/4}} \end {gather*}
Antiderivative was successfully verified.
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Rule 37
Rule 47
Rubi steps
\begin {align*} \int \frac {1}{(a-i a x)^{3/4} (a+i a x)^{9/4}} \, dx &=\frac {2 i \sqrt [4]{a-i a x}}{5 a^2 (a+i a x)^{5/4}}+\frac {2 \int \frac {1}{(a-i a x)^{3/4} (a+i a x)^{5/4}} \, dx}{5 a}\\ &=\frac {2 i \sqrt [4]{a-i a x}}{5 a^2 (a+i a x)^{5/4}}+\frac {4 i \sqrt [4]{a-i a x}}{5 a^3 \sqrt [4]{a+i a x}}\\ \end {align*}
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Mathematica [A]
time = 0.10, size = 45, normalized size = 0.67 \begin {gather*} \frac {2 (3+2 i x) \sqrt [4]{a-i a x}}{5 a^3 (-i+x) \sqrt [4]{a+i a x}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.17, size = 44, normalized size = 0.66
method | result | size |
risch | \(\frac {\frac {4}{5} x^{2}-\frac {2}{5} i x +\frac {6}{5}}{a^{2} \left (-a \left (i x -1\right )\right )^{\frac {3}{4}} \left (a \left (i x +1\right )\right )^{\frac {1}{4}} \left (x -i\right )}\) | \(44\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 1.09, size = 44, normalized size = 0.66 \begin {gather*} \frac {2 \, {\left (i \, a x + a\right )}^{\frac {3}{4}} {\left (-i \, a x + a\right )}^{\frac {1}{4}} {\left (2 \, x - 3 i\right )}}{5 \, {\left (a^{4} x^{2} - 2 i \, a^{4} x - a^{4}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {1}{\left (i a \left (x - i\right )\right )^{\frac {9}{4}} \left (- i a \left (x + i\right )\right )^{\frac {3}{4}}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: TypeError} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.63, size = 38, normalized size = 0.57 \begin {gather*} \frac {2\,\left (3+x\,2{}\mathrm {i}\right )\,{\left (-a\,\left (-1+x\,1{}\mathrm {i}\right )\right )}^{1/4}}{5\,a^3\,\left (x-\mathrm {i}\right )\,{\left (a\,\left (1+x\,1{}\mathrm {i}\right )\right )}^{1/4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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