Integrand size = 42, antiderivative size = 21 \[ \int \frac {e^{\frac {2 (1+i \pi +\log (-3+2 \log (5)))}{x}} (-2-2 (i \pi +\log (-3+2 \log (5))))}{x^2} \, dx=e^{\frac {2 (1+i \pi +\log (-3+2 \log (5)))}{x}} \]
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Time = 0.04 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.19, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.048, Rules used = {12, 2240} \[ \int \frac {e^{\frac {2 (1+i \pi +\log (-3+2 \log (5)))}{x}} (-2-2 (i \pi +\log (-3+2 \log (5))))}{x^2} \, dx=e^{\frac {2 (1+i \pi )}{x}} (\log (25)-3)^{2/x} \]
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Rule 12
Rule 2240
Rubi steps \begin{align*} \text {integral}& = -\left ((2 (1+i \pi +\log (-3+\log (25)))) \int \frac {e^{\frac {2 (1+i \pi +\log (-3+2 \log (5)))}{x}}}{x^2} \, dx\right ) \\ & = e^{\frac {2 (1+i \pi )}{x}} (-3+\log (25))^{2/x} \\ \end{align*}
Both result and optimal contain complex but leaf count is larger than twice the leaf count of optimal. \(52\) vs. \(2(21)=42\).
Time = 0.04 (sec) , antiderivative size = 52, normalized size of antiderivative = 2.48 \[ \int \frac {e^{\frac {2 (1+i \pi +\log (-3+2 \log (5)))}{x}} (-2-2 (i \pi +\log (-3+2 \log (5))))}{x^2} \, dx=-\frac {e^{\frac {2 (1+i \pi +\log (-3+\log (25)))}{x}} (-2 i \pi -2 (1+\log (-3+\log (25))))}{2 (1+i \pi +\log (-3+\log (25)))} \]
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Time = 0.18 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.81
method | result | size |
norman | \({\mathrm e}^{\frac {2 \ln \left (-2 \ln \left (5\right )+3\right )+2}{x}}\) | \(17\) |
derivativedivides | \(-\frac {\left (-2 \ln \left (-2 \ln \left (5\right )+3\right )-2\right ) {\mathrm e}^{\frac {2 \ln \left (-2 \ln \left (5\right )+3\right )+2}{x}}}{2 \left (\ln \left (-2 \ln \left (5\right )+3\right )+1\right )}\) | \(41\) |
default | \(-\frac {\left (-2 \ln \left (-2 \ln \left (5\right )+3\right )-2\right ) {\mathrm e}^{\frac {2 \ln \left (-2 \ln \left (5\right )+3\right )+2}{x}}}{2 \left (\ln \left (-2 \ln \left (5\right )+3\right )+1\right )}\) | \(41\) |
risch | \(-\frac {\left (-2 \ln \left (-2 \ln \left (5\right )+3\right )-2\right ) \left (-2 \ln \left (5\right )+3\right )^{\frac {2}{x}} {\mathrm e}^{\frac {2}{x}}}{2 \left (\ln \left (-2 \ln \left (5\right )+3\right )+1\right )}\) | \(43\) |
meijerg | \(\frac {\ln \left (-2 \ln \left (5\right )+3\right ) \left (-2 \ln \left (-2 \ln \left (5\right )+3\right )-2\right ) \left (1-{\mathrm e}^{-\frac {2 \left (-\ln \left (-2 \ln \left (5\right )+3\right )-1\right )}{x}}\right )}{2 \left (-\ln \left (-2 \ln \left (5\right )+3\right )-1\right )^{2}}+\frac {\left (-2 \ln \left (-2 \ln \left (5\right )+3\right )-2\right ) \left (1-{\mathrm e}^{-\frac {2 \left (-\ln \left (-2 \ln \left (5\right )+3\right )-1\right )}{x}}\right )}{2 \left (-\ln \left (-2 \ln \left (5\right )+3\right )-1\right )^{2}}\) | \(103\) |
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Time = 0.27 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.71 \[ \int \frac {e^{\frac {2 (1+i \pi +\log (-3+2 \log (5)))}{x}} (-2-2 (i \pi +\log (-3+2 \log (5))))}{x^2} \, dx=e^{\left (\frac {2 \, {\left (\log \left (-2 \, \log \left (5\right ) + 3\right ) + 1\right )}}{x}\right )} \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 63 vs. \(2 (19) = 38\).
Time = 4.04 (sec) , antiderivative size = 63, normalized size of antiderivative = 3.00 \[ \int \frac {e^{\frac {2 (1+i \pi +\log (-3+2 \log (5)))}{x}} (-2-2 (i \pi +\log (-3+2 \log (5))))}{x^2} \, dx=- \frac {\left (-2 - 2 \log {\left (-3 + 2 \log {\left (5 \right )} \right )} - 2 i \pi \right ) e^{\frac {2}{x}} e^{\frac {2 \log {\left (-3 + 2 \log {\left (5 \right )} \right )}}{x}} e^{\frac {2 i \pi }{x}}}{2 \log {\left (-3 + 2 \log {\left (5 \right )} \right )} + 2 + 2 i \pi } \]
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Time = 0.19 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.71 \[ \int \frac {e^{\frac {2 (1+i \pi +\log (-3+2 \log (5)))}{x}} (-2-2 (i \pi +\log (-3+2 \log (5))))}{x^2} \, dx=e^{\left (\frac {2 \, {\left (\log \left (-2 \, \log \left (5\right ) + 3\right ) + 1\right )}}{x}\right )} \]
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Time = 0.25 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.90 \[ \int \frac {e^{\frac {2 (1+i \pi +\log (-3+2 \log (5)))}{x}} (-2-2 (i \pi +\log (-3+2 \log (5))))}{x^2} \, dx=e^{\left (\frac {2 \, \log \left (-2 \, \log \left (5\right ) + 3\right )}{x} + \frac {2}{x}\right )} \]
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Time = 8.58 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.90 \[ \int \frac {e^{\frac {2 (1+i \pi +\log (-3+2 \log (5)))}{x}} (-2-2 (i \pi +\log (-3+2 \log (5))))}{x^2} \, dx={\mathrm {e}}^{2/x}\,{\left (3-\ln \left (25\right )\right )}^{2/x} \]
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