Integrand size = 25, antiderivative size = 46 \[ \int \frac {1}{(a-i a x)^{5/4} (a+i a x)^{5/4}} \, dx=\frac {2 \sqrt [4]{1+x^2} E\left (\left .\frac {\arctan (x)}{2}\right |2\right )}{a^2 \sqrt [4]{a-i a x} \sqrt [4]{a+i a x}} \]
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Time = 0.01 (sec) , antiderivative size = 46, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.120, Rules used = {42, 203, 202} \[ \int \frac {1}{(a-i a x)^{5/4} (a+i a x)^{5/4}} \, dx=\frac {2 \sqrt [4]{x^2+1} E\left (\left .\frac {\arctan (x)}{2}\right |2\right )}{a^2 \sqrt [4]{a-i a x} \sqrt [4]{a+i a x}} \]
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Rule 42
Rule 202
Rule 203
Rubi steps \begin{align*} \text {integral}& = \frac {\sqrt [4]{a^2+a^2 x^2} \int \frac {1}{\left (a^2+a^2 x^2\right )^{5/4}} \, dx}{\sqrt [4]{a-i a x} \sqrt [4]{a+i a x}} \\ & = \frac {\sqrt [4]{1+x^2} \int \frac {1}{\left (1+x^2\right )^{5/4}} \, dx}{a^2 \sqrt [4]{a-i a x} \sqrt [4]{a+i a x}} \\ & = \frac {2 \sqrt [4]{1+x^2} E\left (\left .\frac {1}{2} \tan ^{-1}(x)\right |2\right )}{a^2 \sqrt [4]{a-i a x} \sqrt [4]{a+i a x}} \\ \end{align*}
Result contains higher order function than in optimal. Order 5 vs. order 4 in optimal.
Time = 0.02 (sec) , antiderivative size = 68, normalized size of antiderivative = 1.48 \[ \int \frac {1}{(a-i a x)^{5/4} (a+i a x)^{5/4}} \, dx=-\frac {i 2^{3/4} \sqrt [4]{1+i x} \operatorname {Hypergeometric2F1}\left (-\frac {1}{4},\frac {5}{4},\frac {3}{4},\frac {1}{2}-\frac {i x}{2}\right )}{a^2 \sqrt [4]{a-i a x} \sqrt [4]{a+i a x}} \]
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Result contains higher order function than in optimal. Order 5 vs. order 4.
Time = 0.21 (sec) , antiderivative size = 91, normalized size of antiderivative = 1.98
method | result | size |
risch | \(\frac {2 x}{a^{2} \left (-a \left (i x -1\right )\right )^{\frac {1}{4}} \left (a \left (i x +1\right )\right )^{\frac {1}{4}}}-\frac {x {}_{2}^{}{\moversetsp {}{\mundersetsp {}{F_{1}^{}}}}\left (\frac {1}{4},\frac {1}{2};\frac {3}{2};-x^{2}\right ) \left (-a^{2} \left (i x -1\right ) \left (i x +1\right )\right )^{\frac {1}{4}}}{\left (a^{2}\right )^{\frac {1}{4}} a^{2} \left (-a \left (i x -1\right )\right )^{\frac {1}{4}} \left (a \left (i x +1\right )\right )^{\frac {1}{4}}}\) | \(91\) |
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\[ \int \frac {1}{(a-i a x)^{5/4} (a+i a x)^{5/4}} \, dx=\int { \frac {1}{{\left (i \, a x + a\right )}^{\frac {5}{4}} {\left (-i \, a x + a\right )}^{\frac {5}{4}}} \,d x } \]
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Time = 5.69 (sec) , antiderivative size = 97, normalized size of antiderivative = 2.11 \[ \int \frac {1}{(a-i a x)^{5/4} (a+i a x)^{5/4}} \, dx=- \frac {i {G_{6, 6}^{5, 3}\left (\begin {matrix} \frac {5}{8}, \frac {9}{8}, 1 & \frac {1}{2}, \frac {5}{4}, \frac {7}{4} \\\frac {5}{8}, \frac {3}{4}, \frac {9}{8}, \frac {5}{4}, \frac {7}{4} & 0 \end {matrix} \middle | {\frac {e^{- 3 i \pi }}{x^{2}}} \right )} e^{- \frac {3 i \pi }{4}}}{4 \pi a^{\frac {5}{2}} \Gamma \left (\frac {5}{4}\right )} + \frac {i {G_{6, 6}^{2, 6}\left (\begin {matrix} - \frac {1}{2}, 0, \frac {1}{8}, \frac {1}{2}, \frac {5}{8}, 1 & \\\frac {1}{8}, \frac {5}{8} & - \frac {1}{2}, 0, \frac {3}{4}, 0 \end {matrix} \middle | {\frac {e^{- i \pi }}{x^{2}}} \right )}}{4 \pi a^{\frac {5}{2}} \Gamma \left (\frac {5}{4}\right )} \]
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\[ \int \frac {1}{(a-i a x)^{5/4} (a+i a x)^{5/4}} \, dx=\int { \frac {1}{{\left (i \, a x + a\right )}^{\frac {5}{4}} {\left (-i \, a x + a\right )}^{\frac {5}{4}}} \,d x } \]
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Exception generated. \[ \int \frac {1}{(a-i a x)^{5/4} (a+i a x)^{5/4}} \, dx=\text {Exception raised: TypeError} \]
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Timed out. \[ \int \frac {1}{(a-i a x)^{5/4} (a+i a x)^{5/4}} \, dx=\int \frac {1}{{\left (a-a\,x\,1{}\mathrm {i}\right )}^{5/4}\,{\left (a+a\,x\,1{}\mathrm {i}\right )}^{5/4}} \,d x \]
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