Integrand size = 108, antiderivative size = 25 \[ \int \frac {-2 x+x^2-2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )+\left (-1+x^2\right ) \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )}{x^2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx=x+\frac {1-\frac {-2+x}{\log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )}}{x} \]
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\[ \int \frac {-2 x+x^2-2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )+\left (-1+x^2\right ) \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )}{x^2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx=\int \frac {-2 x+x^2-2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )+\left (-1+x^2\right ) \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )}{x^2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \frac {\frac {(-2+x) x}{\log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right )}+\log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right ) \left (-2+\left (-1+x^2\right ) \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )\right )}{x^2 \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx \\ & = \int \left (\frac {-1+x^2}{x^2}+\frac {-2+x}{x \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )}-\frac {2}{x^2 \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )}\right ) \, dx \\ & = -\left (2 \int \frac {1}{x^2 \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx\right )+\int \frac {-1+x^2}{x^2} \, dx+\int \frac {-2+x}{x \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx \\ & = -\left (2 \int \frac {1}{x^2 \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx\right )+\int \left (1-\frac {1}{x^2}\right ) \, dx+\int \left (\frac {1}{\log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )}-\frac {2}{x \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )}\right ) \, dx \\ & = \frac {1}{x}+x-2 \int \frac {1}{x \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx-2 \int \frac {1}{x^2 \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx+\int \frac {1}{\log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx \\ & = \frac {1}{x}+x-2 \int \frac {1}{x \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx-2 \int \frac {1}{x^2 \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx+\text {Subst}\left (\int \frac {1}{x \log \left (\frac {x}{2}\right ) \log \left (\log \left (\frac {x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {x}{2}\right )\right )\right )} \, dx,x,e^x\right ) \\ & = \frac {1}{x}+x-2 \int \frac {1}{x \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx-2 \int \frac {1}{x^2 \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx+\text {Subst}\left (\int \frac {1}{x \log (x) \log ^2(\log (x))} \, dx,x,\log \left (\frac {e^x}{2}\right )\right ) \\ & = \frac {1}{x}+x-2 \int \frac {1}{x \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx-2 \int \frac {1}{x^2 \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx+\text {Subst}\left (\int \frac {1}{x \log ^2(x)} \, dx,x,\log \left (\log \left (\frac {e^x}{2}\right )\right )\right ) \\ & = \frac {1}{x}+x-2 \int \frac {1}{x \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx-2 \int \frac {1}{x^2 \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx+\text {Subst}\left (\int \frac {1}{x^2} \, dx,x,\log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )\right ) \\ & = \frac {1}{x}+x-\frac {1}{\log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )}-2 \int \frac {1}{x \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx-2 \int \frac {1}{x^2 \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx \\ \end{align*}
Time = 0.16 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.04 \[ \int \frac {-2 x+x^2-2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )+\left (-1+x^2\right ) \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )}{x^2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx=\frac {1}{x}+x+\frac {2-x}{x \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \]
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Time = 4.26 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.24
method | result | size |
risch | \(\frac {x^{2}+1}{x}-\frac {-2+x}{x \ln \left (\ln \left (-\ln \left (2\right )+\ln \left ({\mathrm e}^{x}\right )\right )\right )}\) | \(31\) |
parallelrisch | \(-\frac {-12-6 \ln \left (\ln \left (\ln \left (\frac {{\mathrm e}^{x}}{2}\right )\right )\right ) x^{2}+6 x -6 \ln \left (\ln \left (\ln \left (\frac {{\mathrm e}^{x}}{2}\right )\right )\right )}{6 \ln \left (\ln \left (\ln \left (\frac {{\mathrm e}^{x}}{2}\right )\right )\right ) x}\) | \(41\) |
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Time = 0.34 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.32 \[ \int \frac {-2 x+x^2-2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )+\left (-1+x^2\right ) \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )}{x^2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx=\frac {{\left (x^{2} + 1\right )} \log \left (\log \left (x - \log \left (2\right )\right )\right ) - x + 2}{x \log \left (\log \left (x - \log \left (2\right )\right )\right )} \]
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Timed out. \[ \int \frac {-2 x+x^2-2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )+\left (-1+x^2\right ) \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )}{x^2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx=\text {Timed out} \]
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Time = 0.33 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.24 \[ \int \frac {-2 x+x^2-2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )+\left (-1+x^2\right ) \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )}{x^2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx=x + \frac {1}{x} - \frac {1}{\log \left (\log \left (\log \left (\frac {1}{2} \, e^{x}\right )\right )\right )} + \frac {2}{x \log \left (\log \left (x - \log \left (2\right )\right )\right )} \]
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Time = 0.26 (sec) , antiderivative size = 23, normalized size of antiderivative = 0.92 \[ \int \frac {-2 x+x^2-2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )+\left (-1+x^2\right ) \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )}{x^2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx=x + \frac {1}{x} - \frac {x - 2}{x \log \left (\log \left (x - \log \left (2\right )\right )\right )} \]
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Time = 10.43 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.28 \[ \int \frac {-2 x+x^2-2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log \left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )+\left (-1+x^2\right ) \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )}{x^2 \log \left (\frac {e^x}{2}\right ) \log \left (\log \left (\frac {e^x}{2}\right )\right ) \log ^2\left (\log \left (\log \left (\frac {e^x}{2}\right )\right )\right )} \, dx=x+\frac {2}{x\,\ln \left (\ln \left (x-\ln \left (2\right )\right )\right )}+\frac {1}{x}-\frac {1}{\ln \left (\ln \left (x-\ln \left (2\right )\right )\right )} \]
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