Integrand size = 50, antiderivative size = 17 \[ \int \frac {-4 x+2 x \log \left (-e^{2+x}\right )+\left (4-2 \log \left (-e^{2+x}\right )\right ) \log \left (\log ^2\left (-e^{2+x}\right )\right )}{\log \left (-e^{2+x}\right )} \, dx=\left (x-\log \left (\log ^2\left (-e^{2+x}\right )\right )\right )^2 \]
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Time = 0.05 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.060, Rules used = {6820, 12, 6818} \[ \int \frac {-4 x+2 x \log \left (-e^{2+x}\right )+\left (4-2 \log \left (-e^{2+x}\right )\right ) \log \left (\log ^2\left (-e^{2+x}\right )\right )}{\log \left (-e^{2+x}\right )} \, dx=\left (x-\log \left (\log ^2\left (-e^{x+2}\right )\right )\right )^2 \]
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Rule 12
Rule 6818
Rule 6820
Rubi steps \begin{align*} \text {integral}& = \int \frac {2 \left (2-\log \left (-e^{2+x}\right )\right ) \left (-x+\log \left (\log ^2\left (-e^{2+x}\right )\right )\right )}{\log \left (-e^{2+x}\right )} \, dx \\ & = 2 \int \frac {\left (2-\log \left (-e^{2+x}\right )\right ) \left (-x+\log \left (\log ^2\left (-e^{2+x}\right )\right )\right )}{\log \left (-e^{2+x}\right )} \, dx \\ & = \left (x-\log \left (\log ^2\left (-e^{2+x}\right )\right )\right )^2 \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(74\) vs. \(2(17)=34\).
Time = 0.08 (sec) , antiderivative size = 74, normalized size of antiderivative = 4.35 \[ \int \frac {-4 x+2 x \log \left (-e^{2+x}\right )+\left (4-2 \log \left (-e^{2+x}\right )\right ) \log \left (\log ^2\left (-e^{2+x}\right )\right )}{\log \left (-e^{2+x}\right )} \, dx=-4 x+x^2+4 \log \left (-e^{2+x}\right )+4 \left (-x+\log \left (-e^{2+x}\right )\right ) \log \left (\log \left (-e^{2+x}\right )\right )-2 \log \left (-e^{2+x}\right ) \log \left (\log ^2\left (-e^{2+x}\right )\right )+\log ^2\left (\log ^2\left (-e^{2+x}\right )\right ) \]
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Time = 0.30 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.76
method | result | size |
parallelrisch | \(x^{2}-2 x \ln \left (\ln \left (-{\mathrm e}^{2+x}\right )^{2}\right )+{\ln \left (\ln \left (-{\mathrm e}^{2+x}\right )^{2}\right )}^{2}\) | \(30\) |
default | \(-2 \ln \left (\ln \left (-{\mathrm e}^{2+x}\right )^{2}\right ) \ln \left (-{\mathrm e}^{2+x}\right )+4 \ln \left (-{\mathrm e}^{2+x}\right )+4 \ln \left (\ln \left (-{\mathrm e}^{2+x}\right )\right ) \ln \left (\ln \left (-{\mathrm e}^{2+x}\right )^{2}\right )-4 {\ln \left (\ln \left (-{\mathrm e}^{2+x}\right )\right )}^{2}+x^{2}-4 x -4 \left (-\ln \left (-{\mathrm e}^{2+x}\right )+x \right ) \ln \left (\ln \left (-{\mathrm e}^{2+x}\right )\right )\) | \(89\) |
parts | \(-2 \ln \left (\ln \left (-{\mathrm e}^{2+x}\right )^{2}\right ) \ln \left (-{\mathrm e}^{2+x}\right )+4 \ln \left (-{\mathrm e}^{2+x}\right )+4 \ln \left (\ln \left (-{\mathrm e}^{2+x}\right )\right ) \ln \left (\ln \left (-{\mathrm e}^{2+x}\right )^{2}\right )-4 {\ln \left (\ln \left (-{\mathrm e}^{2+x}\right )\right )}^{2}+x^{2}-4 x -4 \left (-\ln \left (-{\mathrm e}^{2+x}\right )+x \right ) \ln \left (\ln \left (-{\mathrm e}^{2+x}\right )\right )\) | \(89\) |
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Result contains complex when optimal does not.
Time = 0.26 (sec) , antiderivative size = 49, normalized size of antiderivative = 2.88 \[ \int \frac {-4 x+2 x \log \left (-e^{2+x}\right )+\left (4-2 \log \left (-e^{2+x}\right )\right ) \log \left (\log ^2\left (-e^{2+x}\right )\right )}{\log \left (-e^{2+x}\right )} \, dx=x^{2} - 2 \, x \log \left (-\pi ^{2} + 2 i \, \pi {\left (x + 2\right )} + x^{2} + 4 \, x + 4\right ) + \log \left (-\pi ^{2} + 2 i \, \pi {\left (x + 2\right )} + x^{2} + 4 \, x + 4\right )^{2} \]
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Timed out. \[ \int \frac {-4 x+2 x \log \left (-e^{2+x}\right )+\left (4-2 \log \left (-e^{2+x}\right )\right ) \log \left (\log ^2\left (-e^{2+x}\right )\right )}{\log \left (-e^{2+x}\right )} \, dx=\text {Timed out} \]
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none
Time = 0.23 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.59 \[ \int \frac {-4 x+2 x \log \left (-e^{2+x}\right )+\left (4-2 \log \left (-e^{2+x}\right )\right ) \log \left (\log ^2\left (-e^{2+x}\right )\right )}{\log \left (-e^{2+x}\right )} \, dx=x^{2} - 4 \, x \log \left (\log \left (-e^{x}\right ) + 2\right ) + 4 \, \log \left (\log \left (-e^{x}\right ) + 2\right )^{2} \]
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Result contains complex when optimal does not.
Time = 0.28 (sec) , antiderivative size = 51, normalized size of antiderivative = 3.00 \[ \int \frac {-4 x+2 x \log \left (-e^{2+x}\right )+\left (4-2 \log \left (-e^{2+x}\right )\right ) \log \left (\log ^2\left (-e^{2+x}\right )\right )}{\log \left (-e^{2+x}\right )} \, dx=x^{2} - 2 \, x \log \left (4 i \, \pi - \pi ^{2} + 2 i \, \pi x + x^{2} + 4 \, x + 4\right ) + \log \left (4 i \, \pi - \pi ^{2} + 2 i \, \pi x + x^{2} + 4 \, x + 4\right )^{2} \]
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Time = 12.93 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.94 \[ \int \frac {-4 x+2 x \log \left (-e^{2+x}\right )+\left (4-2 \log \left (-e^{2+x}\right )\right ) \log \left (\log ^2\left (-e^{2+x}\right )\right )}{\log \left (-e^{2+x}\right )} \, dx={\left (x-\ln \left ({\left (x+2+\pi \,1{}\mathrm {i}\right )}^2\right )\right )}^2 \]
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