Integrand size = 151, antiderivative size = 30 \[ \int \frac {e^{4+2 e^{x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2}+x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2} \left (2+4 \left (i \pi +\log \left (-1+e^2\right )\right )+2 \left (i \pi +\log \left (-1+e^2\right )\right )^2\right )}{-1+e^{4+2 e^{x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2}}} \, dx=\log \left (1-e^{4+2 e^{x \left (1+i \pi +\log \left (-1+e^2\right )\right )^2}}\right ) \]
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Time = 0.64 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.07, number of steps used = 4, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.026, Rules used = {12, 2320, 2278, 31} \[ \int \frac {e^{4+2 e^{x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2}+x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2} \left (2+4 \left (i \pi +\log \left (-1+e^2\right )\right )+2 \left (i \pi +\log \left (-1+e^2\right )\right )^2\right )}{-1+e^{4+2 e^{x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2}}} \, dx=\log \left (1-\exp \left (4+2 e^{-x \left (\pi -i \left (1+\log \left (e^2-1\right )\right )\right )^2}\right )\right ) \]
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Rule 12
Rule 31
Rule 2278
Rule 2320
Rubi steps \begin{align*} \text {integral}& = -\left (\left (2 \left (\pi -i \left (1+\log \left (-1+e^2\right )\right )\right )^2\right ) \int \frac {\exp \left (4+2 \exp \left (x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2\right )+x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2\right )}{-1+\exp \left (4+2 \exp \left (x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2\right )\right )} \, dx\right ) \\ & = 2 \text {Subst}\left (\int \frac {e^{4+2 x}}{-1+e^{4+2 x}} \, dx,x,\exp \left (x \left (1+2 \left (i \pi +\log \left (-1+e^2\right )\right )+\left (i \pi +\log \left (-1+e^2\right )\right )^2\right )\right )\right ) \\ & = \text {Subst}\left (\int \frac {1}{-1+x} \, dx,x,\exp \left (4+2 \exp \left (x \left (1+2 \left (i \pi +\log \left (-1+e^2\right )\right )+\left (i \pi +\log \left (-1+e^2\right )\right )^2\right )\right )\right )\right ) \\ & = \log \left (1-\exp \left (4+2 \exp \left (x \left (1+2 \left (i \pi +\log \left (-1+e^2\right )\right )+\left (i \pi +\log \left (-1+e^2\right )\right )^2\right )\right )\right )\right ) \\ \end{align*}
Time = 0.23 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.07 \[ \int \frac {e^{4+2 e^{x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2}+x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2} \left (2+4 \left (i \pi +\log \left (-1+e^2\right )\right )+2 \left (i \pi +\log \left (-1+e^2\right )\right )^2\right )}{-1+e^{4+2 e^{x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2}}} \, dx=\log \left (1-e^{4+2 e^{-x \left (\pi -i \left (1+\log \left (-1+e^2\right )\right )\right )^2}}\right ) \]
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Leaf count of result is larger than twice the leaf count of optimal. \(61\) vs. \(2(24)=48\).
Time = 0.23 (sec) , antiderivative size = 62, normalized size of antiderivative = 2.07
method | result | size |
derivativedivides | \(\ln \left ({\mathrm e}^{{\mathrm e}^{x \ln \left (1-{\mathrm e}^{2}\right )^{2}+2 x \ln \left (1-{\mathrm e}^{2}\right )+x}+2}-1\right )+\ln \left ({\mathrm e}^{{\mathrm e}^{x \ln \left (1-{\mathrm e}^{2}\right )^{2}+2 x \ln \left (1-{\mathrm e}^{2}\right )+x}+2}+1\right )\) | \(62\) |
norman | \(\ln \left ({\mathrm e}^{{\mathrm e}^{x \ln \left (1-{\mathrm e}^{2}\right )^{2}+2 x \ln \left (1-{\mathrm e}^{2}\right )+x}+2}-1\right )+\ln \left ({\mathrm e}^{{\mathrm e}^{x \ln \left (1-{\mathrm e}^{2}\right )^{2}+2 x \ln \left (1-{\mathrm e}^{2}\right )+x}+2}+1\right )\) | \(62\) |
parallelrisch | \(\ln \left ({\mathrm e}^{{\mathrm e}^{x \left (\ln \left (1-{\mathrm e}^{2}\right )^{2}+2 \ln \left (1-{\mathrm e}^{2}\right )+1\right )}+2}-1\right )+\ln \left ({\mathrm e}^{{\mathrm e}^{x \left (\ln \left (1-{\mathrm e}^{2}\right )^{2}+2 \ln \left (1-{\mathrm e}^{2}\right )+1\right )}+2}+1\right )\) | \(106\) |
default | \(\frac {\left (2 \ln \left (1-{\mathrm e}^{2}\right )^{2}+4 \ln \left (1-{\mathrm e}^{2}\right )+2\right ) \left (\frac {\ln \left ({\mathrm e}^{{\mathrm e}^{x \ln \left (1-{\mathrm e}^{2}\right )^{2}+2 x \ln \left (1-{\mathrm e}^{2}\right )+x}+2}-1\right )}{2}+\frac {\ln \left ({\mathrm e}^{{\mathrm e}^{x \ln \left (1-{\mathrm e}^{2}\right )^{2}+2 x \ln \left (1-{\mathrm e}^{2}\right )+x}+2}+1\right )}{2}\right )}{\ln \left (1-{\mathrm e}^{2}\right )^{2}+2 \ln \left (1-{\mathrm e}^{2}\right )+1}\) | \(111\) |
risch | \(\frac {\left (2 \ln \left (1-{\mathrm e}^{2}\right )^{2}+4 \ln \left (1-{\mathrm e}^{2}\right )+2\right ) \left (1-{\mathrm e}^{2}\right )^{2 x} {\mathrm e}^{x \left (\ln \left (1-{\mathrm e}^{2}\right )^{2}+1\right )}}{\ln \left (1-{\mathrm e}^{2}\right )^{2}+2 \ln \left (1-{\mathrm e}^{2}\right )+1}-\frac {2 \left (1-{\mathrm e}^{2}\right )^{2 x} {\mathrm e}^{x \left (\ln \left (1-{\mathrm e}^{2}\right )^{2}+1\right )} \ln \left (1-{\mathrm e}^{2}\right )^{2}}{\ln \left (1-{\mathrm e}^{2}\right )^{2}+2 \ln \left (1-{\mathrm e}^{2}\right )+1}-\frac {4 \left (1-{\mathrm e}^{2}\right )^{2 x} {\mathrm e}^{x \left (\ln \left (1-{\mathrm e}^{2}\right )^{2}+1\right )} \ln \left (1-{\mathrm e}^{2}\right )}{\ln \left (1-{\mathrm e}^{2}\right )^{2}+2 \ln \left (1-{\mathrm e}^{2}\right )+1}-\frac {2 \left (1-{\mathrm e}^{2}\right )^{2 x} {\mathrm e}^{x \left (\ln \left (1-{\mathrm e}^{2}\right )^{2}+1\right )}}{\ln \left (1-{\mathrm e}^{2}\right )^{2}+2 \ln \left (1-{\mathrm e}^{2}\right )+1}-\frac {4 \ln \left (1-{\mathrm e}^{2}\right )^{2}}{\ln \left (1-{\mathrm e}^{2}\right )^{2}+2 \ln \left (1-{\mathrm e}^{2}\right )+1}-\frac {8 \ln \left (1-{\mathrm e}^{2}\right )}{\ln \left (1-{\mathrm e}^{2}\right )^{2}+2 \ln \left (1-{\mathrm e}^{2}\right )+1}-\frac {4}{\ln \left (1-{\mathrm e}^{2}\right )^{2}+2 \ln \left (1-{\mathrm e}^{2}\right )+1}+\frac {\ln \left ({\mathrm e}^{2 \left (1-{\mathrm e}^{2}\right )^{2 x} {\mathrm e}^{x \left (\ln \left (1-{\mathrm e}^{2}\right )^{2}+1\right )}+4}-1\right ) \ln \left (1-{\mathrm e}^{2}\right )^{2}}{\ln \left (1-{\mathrm e}^{2}\right )^{2}+2 \ln \left (1-{\mathrm e}^{2}\right )+1}+\frac {2 \ln \left ({\mathrm e}^{2 \left (1-{\mathrm e}^{2}\right )^{2 x} {\mathrm e}^{x \left (\ln \left (1-{\mathrm e}^{2}\right )^{2}+1\right )}+4}-1\right ) \ln \left (1-{\mathrm e}^{2}\right )}{\ln \left (1-{\mathrm e}^{2}\right )^{2}+2 \ln \left (1-{\mathrm e}^{2}\right )+1}+\frac {\ln \left ({\mathrm e}^{2 \left (1-{\mathrm e}^{2}\right )^{2 x} {\mathrm e}^{x \left (\ln \left (1-{\mathrm e}^{2}\right )^{2}+1\right )}+4}-1\right )}{\ln \left (1-{\mathrm e}^{2}\right )^{2}+2 \ln \left (1-{\mathrm e}^{2}\right )+1}\) | \(501\) |
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Leaf count of result is larger than twice the leaf count of optimal. 105 vs. \(2 (24) = 48\).
Time = 0.32 (sec) , antiderivative size = 105, normalized size of antiderivative = 3.50 \[ \int \frac {e^{4+2 e^{x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2}+x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2} \left (2+4 \left (i \pi +\log \left (-1+e^2\right )\right )+2 \left (i \pi +\log \left (-1+e^2\right )\right )^2\right )}{-1+e^{4+2 e^{x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2}}} \, dx=-x \log \left (-e^{2} + 1\right )^{2} - 2 \, x \log \left (-e^{2} + 1\right ) - x + \log \left (e^{\left (x \log \left (-e^{2} + 1\right )^{2} + 2 \, x \log \left (-e^{2} + 1\right ) + x + 2 \, e^{\left (x \log \left (-e^{2} + 1\right )^{2} + 2 \, x \log \left (-e^{2} + 1\right ) + x\right )} + 4\right )} - e^{\left (x \log \left (-e^{2} + 1\right )^{2} + 2 \, x \log \left (-e^{2} + 1\right ) + x\right )}\right ) \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 82 vs. \(2 (24) = 48\).
Time = 66.95 (sec) , antiderivative size = 82, normalized size of antiderivative = 2.73 \[ \int \frac {e^{4+2 e^{x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2}+x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2} \left (2+4 \left (i \pi +\log \left (-1+e^2\right )\right )+2 \left (i \pi +\log \left (-1+e^2\right )\right )^2\right )}{-1+e^{4+2 e^{x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2}}} \, dx=\frac {\left (2 + 4 \log {\left (-1 + e^{2} \right )} + 4 i \pi + 2 \left (\log {\left (-1 + e^{2} \right )} + i \pi \right )^{2}\right ) \log {\left (e^{2 e^{x + 2 x \left (\log {\left (-1 + e^{2} \right )} + i \pi \right ) + x \left (\log {\left (-1 + e^{2} \right )} + i \pi \right )^{2}} + 4} - 1 \right )}}{2 \left (1 + \log {\left (-1 + e^{2} \right )} + i \pi \right )^{2}} \]
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Time = 0.18 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.07 \[ \int \frac {e^{4+2 e^{x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2}+x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2} \left (2+4 \left (i \pi +\log \left (-1+e^2\right )\right )+2 \left (i \pi +\log \left (-1+e^2\right )\right )^2\right )}{-1+e^{4+2 e^{x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2}}} \, dx=\log \left (e^{\left (2 \, e^{\left (x \log \left (-e^{2} + 1\right )^{2} + 2 \, x \log \left (-e^{2} + 1\right ) + x\right )} + 4\right )} - 1\right ) \]
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Time = 0.69 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.07 \[ \int \frac {e^{4+2 e^{x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2}+x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2} \left (2+4 \left (i \pi +\log \left (-1+e^2\right )\right )+2 \left (i \pi +\log \left (-1+e^2\right )\right )^2\right )}{-1+e^{4+2 e^{x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2}}} \, dx=\log \left (e^{\left (2 \, e^{\left (x \log \left (-e^{2} + 1\right )^{2} + 2 \, x \log \left (-e^{2} + 1\right ) + x\right )} + 4\right )} - 1\right ) \]
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Time = 12.68 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.07 \[ \int \frac {e^{4+2 e^{x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2}+x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2} \left (2+4 \left (i \pi +\log \left (-1+e^2\right )\right )+2 \left (i \pi +\log \left (-1+e^2\right )\right )^2\right )}{-1+e^{4+2 e^{x+2 x \left (i \pi +\log \left (-1+e^2\right )\right )+x \left (i \pi +\log \left (-1+e^2\right )\right )^2}}} \, dx=\ln \left ({\mathrm {e}}^{2\,{\mathrm {e}}^{x\,{\ln \left (1-{\mathrm {e}}^2\right )}^2}\,{\mathrm {e}}^x\,{\left (1-{\mathrm {e}}^2\right )}^{2\,x}+4}-1\right ) \]
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