Integrand size = 25, antiderivative size = 33 \[ \int \frac {1}{\sqrt [4]{a-i a x} (a+i a x)^{7/4}} \, dx=\frac {2 i (a-i a x)^{3/4}}{3 a^2 (a+i a x)^{3/4}} \]
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Time = 0.00 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.040, Rules used = {37} \[ \int \frac {1}{\sqrt [4]{a-i a x} (a+i a x)^{7/4}} \, dx=\frac {2 i (a-i a x)^{3/4}}{3 a^2 (a+i a x)^{3/4}} \]
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Rule 37
Rubi steps \begin{align*} \text {integral}& = \frac {2 i (a-i a x)^{3/4}}{3 a^2 (a+i a x)^{3/4}} \\ \end{align*}
Time = 1.71 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.00 \[ \int \frac {1}{\sqrt [4]{a-i a x} (a+i a x)^{7/4}} \, dx=\frac {2 i (a-i a x)^{3/4}}{3 a^2 (a+i a x)^{3/4}} \]
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Time = 0.14 (sec) , antiderivative size = 31, normalized size of antiderivative = 0.94
method | result | size |
risch | \(\frac {\frac {2 x}{3}+\frac {2 i}{3}}{a \left (a \left (i x +1\right )\right )^{\frac {3}{4}} \left (-a \left (i x -1\right )\right )^{\frac {1}{4}}}\) | \(31\) |
gosper | \(-\frac {2 i \left (x +i\right ) \left (-x +i\right )}{3 \left (-i a x +a \right )^{\frac {1}{4}} \left (i a x +a \right )^{\frac {7}{4}}}\) | \(32\) |
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none
Time = 0.23 (sec) , antiderivative size = 31, normalized size of antiderivative = 0.94 \[ \int \frac {1}{\sqrt [4]{a-i a x} (a+i a x)^{7/4}} \, dx=\frac {2 \, {\left (i \, a x + a\right )}^{\frac {1}{4}} {\left (-i \, a x + a\right )}^{\frac {3}{4}}}{3 \, {\left (a^{3} x - i \, a^{3}\right )}} \]
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\[ \int \frac {1}{\sqrt [4]{a-i a x} (a+i a x)^{7/4}} \, dx=\int \frac {1}{\left (i a \left (x - i\right )\right )^{\frac {7}{4}} \sqrt [4]{- i a \left (x + i\right )}}\, dx \]
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\[ \int \frac {1}{\sqrt [4]{a-i a x} (a+i a x)^{7/4}} \, dx=\int { \frac {1}{{\left (i \, a x + a\right )}^{\frac {7}{4}} {\left (-i \, a x + a\right )}^{\frac {1}{4}}} \,d x } \]
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Exception generated. \[ \int \frac {1}{\sqrt [4]{a-i a x} (a+i a x)^{7/4}} \, dx=\text {Exception raised: TypeError} \]
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Timed out. \[ \int \frac {1}{\sqrt [4]{a-i a x} (a+i a x)^{7/4}} \, dx=\int \frac {1}{{\left (a-a\,x\,1{}\mathrm {i}\right )}^{1/4}\,{\left (a+a\,x\,1{}\mathrm {i}\right )}^{7/4}} \,d x \]
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