Integrand size = 66, antiderivative size = 25 \[ \int \frac {e^{\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}} \left ((-1+x) \log \left (\frac {1}{x^2}\right )+\left (-2+2 x+(-1+2 x) \log \left (\frac {1}{x^2}\right )\right ) \log (x)\right )}{4 \log ^2\left (\frac {1}{x^2}\right )} \, dx=36+e^{4+\frac {\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}} \]
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\[ \int \frac {e^{\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}} \left ((-1+x) \log \left (\frac {1}{x^2}\right )+\left (-2+2 x+(-1+2 x) \log \left (\frac {1}{x^2}\right )\right ) \log (x)\right )}{4 \log ^2\left (\frac {1}{x^2}\right )} \, dx=\int \frac {\exp \left (\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}\right ) \left ((-1+x) \log \left (\frac {1}{x^2}\right )+\left (-2+2 x+(-1+2 x) \log \left (\frac {1}{x^2}\right )\right ) \log (x)\right )}{4 \log ^2\left (\frac {1}{x^2}\right )} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \frac {1}{4} \int \frac {\exp \left (\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}\right ) \left ((-1+x) \log \left (\frac {1}{x^2}\right )+\left (-2+2 x+(-1+2 x) \log \left (\frac {1}{x^2}\right )\right ) \log (x)\right )}{\log ^2\left (\frac {1}{x^2}\right )} \, dx \\ & = \frac {1}{4} \int \left (\frac {\exp \left (\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}\right ) (-1+x)}{\log \left (\frac {1}{x^2}\right )}+\frac {\exp \left (\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}\right ) \left (-2+2 x-\log \left (\frac {1}{x^2}\right )+2 x \log \left (\frac {1}{x^2}\right )\right ) \log (x)}{\log ^2\left (\frac {1}{x^2}\right )}\right ) \, dx \\ & = \frac {1}{4} \int \frac {\exp \left (\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}\right ) (-1+x)}{\log \left (\frac {1}{x^2}\right )} \, dx+\frac {1}{4} \int \frac {\exp \left (\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}\right ) \left (-2+2 x-\log \left (\frac {1}{x^2}\right )+2 x \log \left (\frac {1}{x^2}\right )\right ) \log (x)}{\log ^2\left (\frac {1}{x^2}\right )} \, dx \\ & = \frac {1}{4} \int \frac {e^4 (-1+x) x^{\frac {(-1+x) x}{4 \log \left (\frac {1}{x^2}\right )}}}{\log \left (\frac {1}{x^2}\right )} \, dx+\frac {1}{4} \int \left (-\frac {2 \exp \left (\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}\right ) \log (x)}{\log ^2\left (\frac {1}{x^2}\right )}+\frac {2 \exp \left (\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}\right ) x \log (x)}{\log ^2\left (\frac {1}{x^2}\right )}-\frac {\exp \left (\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}\right ) \log (x)}{\log \left (\frac {1}{x^2}\right )}+\frac {2 \exp \left (\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}\right ) x \log (x)}{\log \left (\frac {1}{x^2}\right )}\right ) \, dx \\ & = -\left (\frac {1}{4} \int \frac {\exp \left (\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}\right ) \log (x)}{\log \left (\frac {1}{x^2}\right )} \, dx\right )-\frac {1}{2} \int \frac {\exp \left (\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}\right ) \log (x)}{\log ^2\left (\frac {1}{x^2}\right )} \, dx+\frac {1}{2} \int \frac {\exp \left (\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}\right ) x \log (x)}{\log ^2\left (\frac {1}{x^2}\right )} \, dx+\frac {1}{2} \int \frac {\exp \left (\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}\right ) x \log (x)}{\log \left (\frac {1}{x^2}\right )} \, dx+\frac {1}{4} e^4 \int \frac {(-1+x) x^{\frac {(-1+x) x}{4 \log \left (\frac {1}{x^2}\right )}}}{\log \left (\frac {1}{x^2}\right )} \, dx \\ & = -\left (\frac {1}{4} \int \frac {e^4 x^{\frac {(-1+x) x}{4 \log \left (\frac {1}{x^2}\right )}} \log (x)}{\log \left (\frac {1}{x^2}\right )} \, dx\right )+\frac {1}{2} \int \frac {e^4 x^{1+\frac {(-1+x) x}{4 \log \left (\frac {1}{x^2}\right )}} \log (x)}{\log ^2\left (\frac {1}{x^2}\right )} \, dx-\frac {1}{2} \int \frac {e^4 x^{\frac {(-1+x) x}{4 \log \left (\frac {1}{x^2}\right )}} \log (x)}{\log ^2\left (\frac {1}{x^2}\right )} \, dx+\frac {1}{2} \int \frac {e^4 x^{1+\frac {(-1+x) x}{4 \log \left (\frac {1}{x^2}\right )}} \log (x)}{\log \left (\frac {1}{x^2}\right )} \, dx+\frac {1}{4} e^4 \int \left (\frac {x^{1+\frac {(-1+x) x}{4 \log \left (\frac {1}{x^2}\right )}}}{\log \left (\frac {1}{x^2}\right )}-\frac {x^{\frac {(-1+x) x}{4 \log \left (\frac {1}{x^2}\right )}}}{\log \left (\frac {1}{x^2}\right )}\right ) \, dx \\ & = \frac {1}{4} e^4 \int \frac {x^{1+\frac {(-1+x) x}{4 \log \left (\frac {1}{x^2}\right )}}}{\log \left (\frac {1}{x^2}\right )} \, dx-\frac {1}{4} e^4 \int \frac {x^{\frac {(-1+x) x}{4 \log \left (\frac {1}{x^2}\right )}}}{\log \left (\frac {1}{x^2}\right )} \, dx-\frac {1}{4} e^4 \int \frac {x^{\frac {(-1+x) x}{4 \log \left (\frac {1}{x^2}\right )}} \log (x)}{\log \left (\frac {1}{x^2}\right )} \, dx+\frac {1}{2} e^4 \int \frac {x^{1+\frac {(-1+x) x}{4 \log \left (\frac {1}{x^2}\right )}} \log (x)}{\log ^2\left (\frac {1}{x^2}\right )} \, dx-\frac {1}{2} e^4 \int \frac {x^{\frac {(-1+x) x}{4 \log \left (\frac {1}{x^2}\right )}} \log (x)}{\log ^2\left (\frac {1}{x^2}\right )} \, dx+\frac {1}{2} e^4 \int \frac {x^{1+\frac {(-1+x) x}{4 \log \left (\frac {1}{x^2}\right )}} \log (x)}{\log \left (\frac {1}{x^2}\right )} \, dx \\ \end{align*}
Time = 0.28 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.80 \[ \int \frac {e^{\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}} \left ((-1+x) \log \left (\frac {1}{x^2}\right )+\left (-2+2 x+(-1+2 x) \log \left (\frac {1}{x^2}\right )\right ) \log (x)\right )}{4 \log ^2\left (\frac {1}{x^2}\right )} \, dx=e^4 x^{\frac {(-1+x) x}{4 \log \left (\frac {1}{x^2}\right )}} \]
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Time = 0.51 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.08
method | result | size |
parallelrisch | \({\mathrm e}^{\frac {\ln \left (x \right ) \left (x^{2}-x \right )+16 \ln \left (\frac {1}{x^{2}}\right )}{4 \ln \left (\frac {1}{x^{2}}\right )}}\) | \(27\) |
default | \(-\frac {-4 \left (\ln \left (\frac {1}{x^{2}}\right )+2 \ln \left (x \right )\right ) {\mathrm e}^{\frac {\ln \left (x \right ) \left (x^{2}-x \right )+16 \ln \left (\frac {1}{x^{2}}\right )}{4 \ln \left (\frac {1}{x^{2}}\right )}}+8 \ln \left (x \right ) {\mathrm e}^{\frac {\ln \left (x \right ) \left (x^{2}-x \right )+16 \ln \left (\frac {1}{x^{2}}\right )}{4 \ln \left (\frac {1}{x^{2}}\right )}}}{4 \ln \left (\frac {1}{x^{2}}\right )}\) | \(77\) |
risch | \({\mathrm e}^{-\frac {8 i \pi \operatorname {csgn}\left (i x^{2}\right )^{3}-16 i \pi \operatorname {csgn}\left (i x^{2}\right )^{2} \operatorname {csgn}\left (i x \right )+8 i \pi \,\operatorname {csgn}\left (i x^{2}\right ) \operatorname {csgn}\left (i x \right )^{2}+x^{2} \ln \left (x \right )-x \ln \left (x \right )-32 \ln \left (x \right )}{2 \left (-i \pi \operatorname {csgn}\left (i x^{2}\right )^{3}+2 i \pi \operatorname {csgn}\left (i x^{2}\right )^{2} \operatorname {csgn}\left (i x \right )-i \pi \,\operatorname {csgn}\left (i x^{2}\right ) \operatorname {csgn}\left (i x \right )^{2}+4 \ln \left (x \right )\right )}}\) | \(125\) |
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Time = 0.26 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.44 \[ \int \frac {e^{\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}} \left ((-1+x) \log \left (\frac {1}{x^2}\right )+\left (-2+2 x+(-1+2 x) \log \left (\frac {1}{x^2}\right )\right ) \log (x)\right )}{4 \log ^2\left (\frac {1}{x^2}\right )} \, dx=e^{\left (-\frac {1}{8} \, x^{2} + \frac {1}{8} \, x + 4\right )} \]
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Time = 0.11 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.88 \[ \int \frac {e^{\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}} \left ((-1+x) \log \left (\frac {1}{x^2}\right )+\left (-2+2 x+(-1+2 x) \log \left (\frac {1}{x^2}\right )\right ) \log (x)\right )}{4 \log ^2\left (\frac {1}{x^2}\right )} \, dx=e^{- \frac {\frac {\left (x^{2} - x\right ) \log {\left (x \right )}}{4} - 8 \log {\left (x \right )}}{2 \log {\left (x \right )}}} \]
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Time = 0.28 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.44 \[ \int \frac {e^{\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}} \left ((-1+x) \log \left (\frac {1}{x^2}\right )+\left (-2+2 x+(-1+2 x) \log \left (\frac {1}{x^2}\right )\right ) \log (x)\right )}{4 \log ^2\left (\frac {1}{x^2}\right )} \, dx=e^{\left (-\frac {1}{8} \, x^{2} + \frac {1}{8} \, x + 4\right )} \]
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Time = 0.32 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.08 \[ \int \frac {e^{\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}} \left ((-1+x) \log \left (\frac {1}{x^2}\right )+\left (-2+2 x+(-1+2 x) \log \left (\frac {1}{x^2}\right )\right ) \log (x)\right )}{4 \log ^2\left (\frac {1}{x^2}\right )} \, dx=e^{\left (-\frac {x^{2} \log \left (x\right )}{4 \, \log \left (x^{2}\right )} + \frac {x \log \left (x\right )}{4 \, \log \left (x^{2}\right )} + 4\right )} \]
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Time = 13.41 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.16 \[ \int \frac {e^{\frac {16 \log \left (\frac {1}{x^2}\right )+\left (-x+x^2\right ) \log (x)}{4 \log \left (\frac {1}{x^2}\right )}} \left ((-1+x) \log \left (\frac {1}{x^2}\right )+\left (-2+2 x+(-1+2 x) \log \left (\frac {1}{x^2}\right )\right ) \log (x)\right )}{4 \log ^2\left (\frac {1}{x^2}\right )} \, dx={\mathrm {e}}^{\frac {x^2\,\ln \left (x\right )}{4\,\ln \left (\frac {1}{x^2}\right )}}\,{\mathrm {e}}^4\,{\mathrm {e}}^{-\frac {x\,\ln \left (x\right )}{4\,\ln \left (\frac {1}{x^2}\right )}} \]
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