Integrand size = 57, antiderivative size = 28 \[ \int \frac {20 e^{\frac {2 \left (3 e^2-3 x+\log (i \pi +\log (2))\right )}{e^2-x}} \log (i \pi +\log (2))}{e^4-2 e^2 x+x^2} \, dx=10 \left (5+e^{6-\frac {2 \log (i \pi +\log (2))}{-e^2+x}}\right ) \]
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Time = 0.06 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.89, number of steps used = 4, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.070, Rules used = {12, 27, 2262, 2240} \[ \int \frac {20 e^{\frac {2 \left (3 e^2-3 x+\log (i \pi +\log (2))\right )}{e^2-x}} \log (i \pi +\log (2))}{e^4-2 e^2 x+x^2} \, dx=10 e^6 (\log (2)+i \pi )^{\frac {2}{e^2-x}} \]
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Rule 12
Rule 27
Rule 2240
Rule 2262
Rubi steps \begin{align*} \text {integral}& = (20 \log (i \pi +\log (2))) \int \frac {\exp \left (\frac {2 \left (3 e^2-3 x+\log (i \pi +\log (2))\right )}{e^2-x}\right )}{e^4-2 e^2 x+x^2} \, dx \\ & = (20 \log (i \pi +\log (2))) \int \frac {\exp \left (\frac {2 \left (3 e^2-3 x+\log (i \pi +\log (2))\right )}{e^2-x}\right )}{\left (-e^2+x\right )^2} \, dx \\ & = (20 \log (i \pi +\log (2))) \int \frac {e^{6-\frac {2 \log (i \pi +\log (2))}{-e^2+x}}}{\left (-e^2+x\right )^2} \, dx \\ & = 10 e^6 (i \pi +\log (2))^{\frac {2}{e^2-x}} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.89 \[ \int \frac {20 e^{\frac {2 \left (3 e^2-3 x+\log (i \pi +\log (2))\right )}{e^2-x}} \log (i \pi +\log (2))}{e^4-2 e^2 x+x^2} \, dx=10 e^6 (i \pi +\log (2))^{\frac {2}{e^2-x}} \]
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Time = 0.58 (sec) , antiderivative size = 23, normalized size of antiderivative = 0.82
method | result | size |
risch | \(10 \left (\ln \left (2\right )+i \pi \right )^{\frac {2}{{\mathrm e}^{2}-x}} {\mathrm e}^{6}\) | \(23\) |
derivativedivides | \(10 \,{\mathrm e}^{6-\frac {2 \ln \left (\ln \left (2\right )+i \pi \right )}{x -{\mathrm e}^{2}}}\) | \(26\) |
default | \(10 \,{\mathrm e}^{6-\frac {2 \ln \left (\ln \left (2\right )+i \pi \right )}{x -{\mathrm e}^{2}}}\) | \(26\) |
norman | \(\frac {-10 x \,{\mathrm e}^{\frac {2 \ln \left (\ln \left (2\right )+i \pi \right )+6 \,{\mathrm e}^{2}-6 x}{{\mathrm e}^{2}-x}}+10 \,{\mathrm e}^{2} {\mathrm e}^{\frac {2 \ln \left (\ln \left (2\right )+i \pi \right )+6 \,{\mathrm e}^{2}-6 x}{{\mathrm e}^{2}-x}}}{{\mathrm e}^{2}-x}\) | \(74\) |
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Time = 0.28 (sec) , antiderivative size = 89, normalized size of antiderivative = 3.18 \[ \int \frac {20 e^{\frac {2 \left (3 e^2-3 x+\log (i \pi +\log (2))\right )}{e^2-x}} \log (i \pi +\log (2))}{e^4-2 e^2 x+x^2} \, dx=10 \, {\left (\cosh \left (-\frac {3 \, x}{x - e^{2}} + \frac {3 \, e^{2}}{x - e^{2}} + \frac {\log \left (i \, \pi + \log \left (2\right )\right )}{x - e^{2}}\right ) - \sinh \left (-\frac {3 \, x}{x - e^{2}} + \frac {3 \, e^{2}}{x - e^{2}} + \frac {\log \left (i \, \pi + \log \left (2\right )\right )}{x - e^{2}}\right )\right )}^{2} \]
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Time = 100.71 (sec) , antiderivative size = 39, normalized size of antiderivative = 1.39 \[ \int \frac {20 e^{\frac {2 \left (3 e^2-3 x+\log (i \pi +\log (2))\right )}{e^2-x}} \log (i \pi +\log (2))}{e^4-2 e^2 x+x^2} \, dx=10 e^{\frac {6 x}{x - e^{2}}} e^{- \frac {6 e^{2}}{x - e^{2}}} e^{- \frac {2 \log {\left (\log {\left (2 \right )} + i \pi \right )}}{x - e^{2}}} \]
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Time = 0.35 (sec) , antiderivative size = 45, normalized size of antiderivative = 1.61 \[ \int \frac {20 e^{\frac {2 \left (3 e^2-3 x+\log (i \pi +\log (2))\right )}{e^2-x}} \log (i \pi +\log (2))}{e^4-2 e^2 x+x^2} \, dx=10 \, \cosh \left (\frac {2 \, \log \left (i \, \pi + \log \left (2\right )\right )}{x - e^{2}} - 6\right ) - 10 \, \sinh \left (\frac {2 \, \log \left (i \, \pi + \log \left (2\right )\right )}{x - e^{2}} - 6\right ) \]
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\[ \int \frac {20 e^{\frac {2 \left (3 e^2-3 x+\log (i \pi +\log (2))\right )}{e^2-x}} \log (i \pi +\log (2))}{e^4-2 e^2 x+x^2} \, dx=\int { \frac {20 \, {\left (\cosh \left (-\frac {3 \, x}{x - e^{2}} + \frac {3 \, e^{2}}{x - e^{2}} + \frac {\log \left (i \, \pi + \log \left (2\right )\right )}{x - e^{2}}\right ) - \sinh \left (-\frac {3 \, x}{x - e^{2}} + \frac {3 \, e^{2}}{x - e^{2}} + \frac {\log \left (i \, \pi + \log \left (2\right )\right )}{x - e^{2}}\right )\right )}^{2} \log \left (i \, \pi + \log \left (2\right )\right )}{x^{2} - 2 \, x e^{2} + e^{4}} \,d x } \]
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Time = 1.10 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.86 \[ \int \frac {20 e^{\frac {2 \left (3 e^2-3 x+\log (i \pi +\log (2))\right )}{e^2-x}} \log (i \pi +\log (2))}{e^4-2 e^2 x+x^2} \, dx=\frac {10\,{\mathrm {e}}^6}{{\left (\ln \left (2\right )+\Pi \,1{}\mathrm {i}\right )}^{\frac {2}{x-{\mathrm {e}}^2}}} \]
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