Integrand size = 122, antiderivative size = 30 \[ \int \frac {\left (-x+6 x^2-3 x^3\right ) \log (2)+\left (-x+2 x^2-x^3\right ) \log (2) \log (4)+\left (\left (1+3 x-3 x^2\right ) \log (2)+\left (x-x^2\right ) \log (2) \log (4)\right ) \log (x)+\left (\left (x-x^2\right ) \log (2)-x \log (2) \log (x)\right ) \log \left (-x+x^2+x \log (x)\right )}{e^x \left (-2 x+2 x^2\right )+2 e^x x \log (x)} \, dx=\frac {1}{2} e^{-x} \log (2) \left (x (3+\log (4))+\log \left (-x+x^2+x \log (x)\right )\right ) \]
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\[ \int \frac {\left (-x+6 x^2-3 x^3\right ) \log (2)+\left (-x+2 x^2-x^3\right ) \log (2) \log (4)+\left (\left (1+3 x-3 x^2\right ) \log (2)+\left (x-x^2\right ) \log (2) \log (4)\right ) \log (x)+\left (\left (x-x^2\right ) \log (2)-x \log (2) \log (x)\right ) \log \left (-x+x^2+x \log (x)\right )}{e^x \left (-2 x+2 x^2\right )+2 e^x x \log (x)} \, dx=\int \frac {\left (-x+6 x^2-3 x^3\right ) \log (2)+\left (-x+2 x^2-x^3\right ) \log (2) \log (4)+\left (\left (1+3 x-3 x^2\right ) \log (2)+\left (x-x^2\right ) \log (2) \log (4)\right ) \log (x)+\left (\left (x-x^2\right ) \log (2)-x \log (2) \log (x)\right ) \log \left (-x+x^2+x \log (x)\right )}{e^x \left (-2 x+2 x^2\right )+2 e^x x \log (x)} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \frac {e^{-x} \log (2) \left (x \left (1+\log (4)-2 x (3+\log (4))+x^2 (3+\log (4))+(-1+x) \log (x (-1+x+\log (x)))\right )+\log (x) \left (-1-x (3+\log (4))+x^2 (3+\log (4))+x \log (x (-1+x+\log (x)))\right )\right )}{2 x (1-x-\log (x))} \, dx \\ & = \frac {1}{2} \log (2) \int \frac {e^{-x} \left (x \left (1+\log (4)-2 x (3+\log (4))+x^2 (3+\log (4))+(-1+x) \log (x (-1+x+\log (x)))\right )+\log (x) \left (-1-x (3+\log (4))+x^2 (3+\log (4))+x \log (x (-1+x+\log (x)))\right )\right )}{x (1-x-\log (x))} \, dx \\ & = \frac {1}{2} \log (2) \int \left (\frac {e^{-x} (1+\log (4))}{1-x-\log (x)}+\frac {2 e^{-x} x (3+\log (4))}{-1+x+\log (x)}-\frac {e^{-x} x^2 (3+\log (4))}{-1+x+\log (x)}+\frac {e^{-x} \log (x)}{x (-1+x+\log (x))}+\frac {e^{-x} (3+\log (4)) \log (x)}{-1+x+\log (x)}-\frac {e^{-x} x (3+\log (4)) \log (x)}{-1+x+\log (x)}-e^{-x} \log \left (-x+x^2+x \log (x)\right )\right ) \, dx \\ & = \frac {1}{2} \log (2) \int \frac {e^{-x} \log (x)}{x (-1+x+\log (x))} \, dx-\frac {1}{2} \log (2) \int e^{-x} \log \left (-x+x^2+x \log (x)\right ) \, dx+\frac {1}{2} (\log (2) (1+\log (4))) \int \frac {e^{-x}}{1-x-\log (x)} \, dx-\frac {1}{2} (\log (2) (3+\log (4))) \int \frac {e^{-x} x^2}{-1+x+\log (x)} \, dx+\frac {1}{2} (\log (2) (3+\log (4))) \int \frac {e^{-x} \log (x)}{-1+x+\log (x)} \, dx-\frac {1}{2} (\log (2) (3+\log (4))) \int \frac {e^{-x} x \log (x)}{-1+x+\log (x)} \, dx+(\log (2) (3+\log (4))) \int \frac {e^{-x} x}{-1+x+\log (x)} \, dx \\ & = \frac {1}{2} \log (2) \int \left (\frac {e^{-x}}{x}+\frac {e^{-x} (1-x)}{x (-1+x+\log (x))}\right ) \, dx-\frac {1}{2} \log (2) \int e^{-x} \log \left (-x+x^2+x \log (x)\right ) \, dx+\frac {1}{2} (\log (2) (1+\log (4))) \int \frac {e^{-x}}{1-x-\log (x)} \, dx-\frac {1}{2} (\log (2) (3+\log (4))) \int \frac {e^{-x} x^2}{-1+x+\log (x)} \, dx+\frac {1}{2} (\log (2) (3+\log (4))) \int \left (e^{-x}+\frac {e^{-x} (1-x)}{-1+x+\log (x)}\right ) \, dx-\frac {1}{2} (\log (2) (3+\log (4))) \int \left (e^{-x} x-\frac {e^{-x} (-1+x) x}{-1+x+\log (x)}\right ) \, dx+(\log (2) (3+\log (4))) \int \frac {e^{-x} x}{-1+x+\log (x)} \, dx \\ & = \frac {1}{2} \log (2) \int \frac {e^{-x}}{x} \, dx+\frac {1}{2} \log (2) \int \frac {e^{-x} (1-x)}{x (-1+x+\log (x))} \, dx-\frac {1}{2} \log (2) \int e^{-x} \log \left (-x+x^2+x \log (x)\right ) \, dx+\frac {1}{2} (\log (2) (1+\log (4))) \int \frac {e^{-x}}{1-x-\log (x)} \, dx+\frac {1}{2} (\log (2) (3+\log (4))) \int e^{-x} \, dx-\frac {1}{2} (\log (2) (3+\log (4))) \int e^{-x} x \, dx+\frac {1}{2} (\log (2) (3+\log (4))) \int \frac {e^{-x} (1-x)}{-1+x+\log (x)} \, dx+\frac {1}{2} (\log (2) (3+\log (4))) \int \frac {e^{-x} (-1+x) x}{-1+x+\log (x)} \, dx-\frac {1}{2} (\log (2) (3+\log (4))) \int \frac {e^{-x} x^2}{-1+x+\log (x)} \, dx+(\log (2) (3+\log (4))) \int \frac {e^{-x} x}{-1+x+\log (x)} \, dx \\ & = \frac {1}{2} \text {Ei}(-x) \log (2)-\frac {1}{2} e^{-x} \log (2) (3+\log (4))+\frac {1}{2} e^{-x} x \log (2) (3+\log (4))+\frac {1}{2} \log (2) \int \left (\frac {e^{-x}}{1-x-\log (x)}+\frac {e^{-x}}{x (-1+x+\log (x))}\right ) \, dx-\frac {1}{2} \log (2) \int e^{-x} \log \left (-x+x^2+x \log (x)\right ) \, dx+\frac {1}{2} (\log (2) (1+\log (4))) \int \frac {e^{-x}}{1-x-\log (x)} \, dx-\frac {1}{2} (\log (2) (3+\log (4))) \int e^{-x} \, dx-\frac {1}{2} (\log (2) (3+\log (4))) \int \frac {e^{-x} x^2}{-1+x+\log (x)} \, dx+\frac {1}{2} (\log (2) (3+\log (4))) \int \left (\frac {e^{-x}}{-1+x+\log (x)}-\frac {e^{-x} x}{-1+x+\log (x)}\right ) \, dx+\frac {1}{2} (\log (2) (3+\log (4))) \int \left (-\frac {e^{-x} x}{-1+x+\log (x)}+\frac {e^{-x} x^2}{-1+x+\log (x)}\right ) \, dx+(\log (2) (3+\log (4))) \int \frac {e^{-x} x}{-1+x+\log (x)} \, dx \\ & = \frac {1}{2} \text {Ei}(-x) \log (2)+\frac {1}{2} e^{-x} x \log (2) (3+\log (4))+\frac {1}{2} \log (2) \int \frac {e^{-x}}{1-x-\log (x)} \, dx+\frac {1}{2} \log (2) \int \frac {e^{-x}}{x (-1+x+\log (x))} \, dx-\frac {1}{2} \log (2) \int e^{-x} \log \left (-x+x^2+x \log (x)\right ) \, dx+\frac {1}{2} (\log (2) (1+\log (4))) \int \frac {e^{-x}}{1-x-\log (x)} \, dx+\frac {1}{2} (\log (2) (3+\log (4))) \int \frac {e^{-x}}{-1+x+\log (x)} \, dx-2 \left (\frac {1}{2} (\log (2) (3+\log (4))) \int \frac {e^{-x} x}{-1+x+\log (x)} \, dx\right )+(\log (2) (3+\log (4))) \int \frac {e^{-x} x}{-1+x+\log (x)} \, dx \\ \end{align*}
Time = 0.09 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.87 \[ \int \frac {\left (-x+6 x^2-3 x^3\right ) \log (2)+\left (-x+2 x^2-x^3\right ) \log (2) \log (4)+\left (\left (1+3 x-3 x^2\right ) \log (2)+\left (x-x^2\right ) \log (2) \log (4)\right ) \log (x)+\left (\left (x-x^2\right ) \log (2)-x \log (2) \log (x)\right ) \log \left (-x+x^2+x \log (x)\right )}{e^x \left (-2 x+2 x^2\right )+2 e^x x \log (x)} \, dx=\frac {1}{2} e^{-x} \log (2) (x (3+\log (4))+\log (x (-1+x+\log (x)))) \]
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Time = 0.88 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.03
method | result | size |
parallelrisch | \(\frac {\left (2 x \ln \left (2\right )^{2}+3 x \ln \left (2\right )+\ln \left (2\right ) \ln \left (x \left (-1+\ln \left (x \right )+x \right )\right )\right ) {\mathrm e}^{-x}}{2}\) | \(31\) |
risch | \(\frac {\ln \left (2\right ) {\mathrm e}^{-x} \ln \left (-1+\ln \left (x \right )+x \right )}{2}+\frac {\ln \left (2\right ) \left (i \pi \,\operatorname {csgn}\left (i \left (-1+\ln \left (x \right )+x \right )\right ) \operatorname {csgn}\left (i x \left (-1+\ln \left (x \right )+x \right )\right )^{2}-i \pi \,\operatorname {csgn}\left (i \left (-1+\ln \left (x \right )+x \right )\right ) \operatorname {csgn}\left (i x \left (-1+\ln \left (x \right )+x \right )\right ) \operatorname {csgn}\left (i x \right )-i \pi \operatorname {csgn}\left (i x \left (-1+\ln \left (x \right )+x \right )\right )^{3}+i \pi \operatorname {csgn}\left (i x \left (-1+\ln \left (x \right )+x \right )\right )^{2} \operatorname {csgn}\left (i x \right )+4 x \ln \left (2\right )+6 x +2 \ln \left (x \right )\right ) {\mathrm e}^{-x}}{4}\) | \(127\) |
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Time = 0.24 (sec) , antiderivative size = 34, normalized size of antiderivative = 1.13 \[ \int \frac {\left (-x+6 x^2-3 x^3\right ) \log (2)+\left (-x+2 x^2-x^3\right ) \log (2) \log (4)+\left (\left (1+3 x-3 x^2\right ) \log (2)+\left (x-x^2\right ) \log (2) \log (4)\right ) \log (x)+\left (\left (x-x^2\right ) \log (2)-x \log (2) \log (x)\right ) \log \left (-x+x^2+x \log (x)\right )}{e^x \left (-2 x+2 x^2\right )+2 e^x x \log (x)} \, dx=\frac {1}{2} \, {\left (2 \, x \log \left (2\right )^{2} + 3 \, x \log \left (2\right ) + \log \left (2\right ) \log \left (x^{2} + x \log \left (x\right ) - x\right )\right )} e^{\left (-x\right )} \]
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Time = 12.78 (sec) , antiderivative size = 34, normalized size of antiderivative = 1.13 \[ \int \frac {\left (-x+6 x^2-3 x^3\right ) \log (2)+\left (-x+2 x^2-x^3\right ) \log (2) \log (4)+\left (\left (1+3 x-3 x^2\right ) \log (2)+\left (x-x^2\right ) \log (2) \log (4)\right ) \log (x)+\left (\left (x-x^2\right ) \log (2)-x \log (2) \log (x)\right ) \log \left (-x+x^2+x \log (x)\right )}{e^x \left (-2 x+2 x^2\right )+2 e^x x \log (x)} \, dx=\frac {\left (2 x \log {\left (2 \right )}^{2} + 3 x \log {\left (2 \right )} + \log {\left (2 \right )} \log {\left (x^{2} + x \log {\left (x \right )} - x \right )}\right ) e^{- x}}{2} \]
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Time = 0.31 (sec) , antiderivative size = 34, normalized size of antiderivative = 1.13 \[ \int \frac {\left (-x+6 x^2-3 x^3\right ) \log (2)+\left (-x+2 x^2-x^3\right ) \log (2) \log (4)+\left (\left (1+3 x-3 x^2\right ) \log (2)+\left (x-x^2\right ) \log (2) \log (4)\right ) \log (x)+\left (\left (x-x^2\right ) \log (2)-x \log (2) \log (x)\right ) \log \left (-x+x^2+x \log (x)\right )}{e^x \left (-2 x+2 x^2\right )+2 e^x x \log (x)} \, dx=\frac {1}{2} \, {\left ({\left (2 \, \log \left (2\right )^{2} + 3 \, \log \left (2\right )\right )} x + \log \left (2\right ) \log \left (x + \log \left (x\right ) - 1\right ) + \log \left (2\right ) \log \left (x\right )\right )} e^{\left (-x\right )} \]
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Time = 0.30 (sec) , antiderivative size = 44, normalized size of antiderivative = 1.47 \[ \int \frac {\left (-x+6 x^2-3 x^3\right ) \log (2)+\left (-x+2 x^2-x^3\right ) \log (2) \log (4)+\left (\left (1+3 x-3 x^2\right ) \log (2)+\left (x-x^2\right ) \log (2) \log (4)\right ) \log (x)+\left (\left (x-x^2\right ) \log (2)-x \log (2) \log (x)\right ) \log \left (-x+x^2+x \log (x)\right )}{e^x \left (-2 x+2 x^2\right )+2 e^x x \log (x)} \, dx=x e^{\left (-x\right )} \log \left (2\right )^{2} + \frac {3}{2} \, x e^{\left (-x\right )} \log \left (2\right ) + \frac {1}{2} \, e^{\left (-x\right )} \log \left (2\right ) \log \left (x + \log \left (x\right ) - 1\right ) + \frac {1}{2} \, e^{\left (-x\right )} \log \left (2\right ) \log \left (x\right ) \]
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Timed out. \[ \int \frac {\left (-x+6 x^2-3 x^3\right ) \log (2)+\left (-x+2 x^2-x^3\right ) \log (2) \log (4)+\left (\left (1+3 x-3 x^2\right ) \log (2)+\left (x-x^2\right ) \log (2) \log (4)\right ) \log (x)+\left (\left (x-x^2\right ) \log (2)-x \log (2) \log (x)\right ) \log \left (-x+x^2+x \log (x)\right )}{e^x \left (-2 x+2 x^2\right )+2 e^x x \log (x)} \, dx=\int \frac {\ln \left (2\right )\,\left (3\,x^3-6\,x^2+x\right )+2\,{\ln \left (2\right )}^2\,\left (x^3-2\,x^2+x\right )-\ln \left (x\right )\,\left (\ln \left (2\right )\,\left (-3\,x^2+3\,x+1\right )+2\,{\ln \left (2\right )}^2\,\left (x-x^2\right )\right )-\ln \left (x\,\ln \left (x\right )-x+x^2\right )\,\left (\ln \left (2\right )\,\left (x-x^2\right )-x\,\ln \left (2\right )\,\ln \left (x\right )\right )}{{\mathrm {e}}^x\,\left (2\,x-2\,x^2\right )-2\,x\,{\mathrm {e}}^x\,\ln \left (x\right )} \,d x \]
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