Integrand size = 114, antiderivative size = 34 \[ \int \frac {(8-2 x) \log (x)+4 \log ^2(x)-60 \log ^4(x)+e^{\frac {-3+2 \log (x)}{\log (x)}} \left (3-2 \log (x)-46 \log ^2(x)+15 \log ^4(x)\right )}{\left (4 x-x^2\right ) \log ^2(x)+\left (-60 x+15 x^2\right ) \log ^4(x)+e^{\frac {-3+2 \log (x)}{\log (x)}} \left (-x \log ^2(x)+15 x \log ^4(x)\right )} \, dx=\log \left (\frac {x}{\left (4-e^{2-\frac {3}{\log (x)}}-x\right ) \left (3-\frac {1}{5 \log ^2(x)}\right )}\right ) \]
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Time = 3.38 (sec) , antiderivative size = 52, normalized size of antiderivative = 1.53, number of steps used = 8, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.044, Rules used = {6873, 6874, 6816, 1816, 266} \[ \int \frac {(8-2 x) \log (x)+4 \log ^2(x)-60 \log ^4(x)+e^{\frac {-3+2 \log (x)}{\log (x)}} \left (3-2 \log (x)-46 \log ^2(x)+15 \log ^4(x)\right )}{\left (4 x-x^2\right ) \log ^2(x)+\left (-60 x+15 x^2\right ) \log ^4(x)+e^{\frac {-3+2 \log (x)}{\log (x)}} \left (-x \log ^2(x)+15 x \log ^4(x)\right )} \, dx=-\log \left (1-15 \log ^2(x)\right )+\log (x)-\log \left (x e^{\frac {3}{\log (x)}}-4 e^{\frac {3}{\log (x)}}+e^2\right )+2 \log (\log (x))+\frac {3}{\log (x)} \]
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Rule 266
Rule 1816
Rule 6816
Rule 6873
Rule 6874
Rubi steps \begin{align*} \text {integral}& = \int \frac {e^{\frac {3}{\log (x)}} \left (-((8-2 x) \log (x))-4 \log ^2(x)+60 \log ^4(x)-e^{\frac {-3+2 \log (x)}{\log (x)}} \left (3-2 \log (x)-46 \log ^2(x)+15 \log ^4(x)\right )\right )}{x \left (e^2-4 e^{\frac {3}{\log (x)}}+e^{\frac {3}{\log (x)}} x\right ) \log ^2(x) \left (1-15 \log ^2(x)\right )} \, dx \\ & = \int \left (-\frac {e^{\frac {3}{\log (x)}} \left (12-3 x+x \log ^2(x)\right )}{x \left (e^2-4 e^{\frac {3}{\log (x)}}+e^{\frac {3}{\log (x)}} x\right ) \log ^2(x)}+\frac {3-2 \log (x)-46 \log ^2(x)+15 \log ^4(x)}{x \log ^2(x) \left (-1+15 \log ^2(x)\right )}\right ) \, dx \\ & = -\int \frac {e^{\frac {3}{\log (x)}} \left (12-3 x+x \log ^2(x)\right )}{x \left (e^2-4 e^{\frac {3}{\log (x)}}+e^{\frac {3}{\log (x)}} x\right ) \log ^2(x)} \, dx+\int \frac {3-2 \log (x)-46 \log ^2(x)+15 \log ^4(x)}{x \log ^2(x) \left (-1+15 \log ^2(x)\right )} \, dx \\ & = -\log \left (e^2-4 e^{\frac {3}{\log (x)}}+e^{\frac {3}{\log (x)}} x\right )+\text {Subst}\left (\int \frac {3-2 x-46 x^2+15 x^4}{x^2 \left (-1+15 x^2\right )} \, dx,x,\log (x)\right ) \\ & = -\log \left (e^2-4 e^{\frac {3}{\log (x)}}+e^{\frac {3}{\log (x)}} x\right )+\text {Subst}\left (\int \left (1-\frac {3}{x^2}+\frac {2}{x}-\frac {30 x}{-1+15 x^2}\right ) \, dx,x,\log (x)\right ) \\ & = \frac {3}{\log (x)}+\log (x)-\log \left (e^2-4 e^{\frac {3}{\log (x)}}+e^{\frac {3}{\log (x)}} x\right )+2 \log (\log (x))-30 \text {Subst}\left (\int \frac {x}{-1+15 x^2} \, dx,x,\log (x)\right ) \\ & = \frac {3}{\log (x)}+\log (x)-\log \left (e^2-4 e^{\frac {3}{\log (x)}}+e^{\frac {3}{\log (x)}} x\right )+2 \log (\log (x))-\log \left (1-15 \log ^2(x)\right ) \\ \end{align*}
Time = 0.13 (sec) , antiderivative size = 52, normalized size of antiderivative = 1.53 \[ \int \frac {(8-2 x) \log (x)+4 \log ^2(x)-60 \log ^4(x)+e^{\frac {-3+2 \log (x)}{\log (x)}} \left (3-2 \log (x)-46 \log ^2(x)+15 \log ^4(x)\right )}{\left (4 x-x^2\right ) \log ^2(x)+\left (-60 x+15 x^2\right ) \log ^4(x)+e^{\frac {-3+2 \log (x)}{\log (x)}} \left (-x \log ^2(x)+15 x \log ^4(x)\right )} \, dx=\frac {3}{\log (x)}+\log (x)-\log \left (e^2-4 e^{\frac {3}{\log (x)}}+e^{\frac {3}{\log (x)}} x\right )+2 \log (\log (x))-\log \left (1-15 \log ^2(x)\right ) \]
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Time = 0.86 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.06
method | result | size |
parallelrisch | \(2 \ln \left (\ln \left (x \right )\right )-\ln \left (\ln \left (x \right )^{2}-\frac {1}{15}\right )-\ln \left (x +{\mathrm e}^{\frac {2 \ln \left (x \right )-3}{\ln \left (x \right )}}-4\right )+\ln \left (x \right )\) | \(36\) |
risch | \(\ln \left (x \right )+\frac {3}{\ln \left (x \right )}-\ln \left (\ln \left (x \right )^{2}-\frac {1}{15}\right )+2 \ln \left (\ln \left (x \right )\right )+\frac {2 \ln \left (x \right )-3}{\ln \left (x \right )}-\ln \left (x +{\mathrm e}^{\frac {2 \ln \left (x \right )-3}{\ln \left (x \right )}}-4\right )\) | \(53\) |
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Time = 0.26 (sec) , antiderivative size = 37, normalized size of antiderivative = 1.09 \[ \int \frac {(8-2 x) \log (x)+4 \log ^2(x)-60 \log ^4(x)+e^{\frac {-3+2 \log (x)}{\log (x)}} \left (3-2 \log (x)-46 \log ^2(x)+15 \log ^4(x)\right )}{\left (4 x-x^2\right ) \log ^2(x)+\left (-60 x+15 x^2\right ) \log ^4(x)+e^{\frac {-3+2 \log (x)}{\log (x)}} \left (-x \log ^2(x)+15 x \log ^4(x)\right )} \, dx=-\log \left (15 \, \log \left (x\right )^{2} - 1\right ) - \log \left (x + e^{\left (\frac {2 \, \log \left (x\right ) - 3}{\log \left (x\right )}\right )} - 4\right ) + \log \left (x\right ) + 2 \, \log \left (\log \left (x\right )\right ) \]
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Time = 0.19 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.06 \[ \int \frac {(8-2 x) \log (x)+4 \log ^2(x)-60 \log ^4(x)+e^{\frac {-3+2 \log (x)}{\log (x)}} \left (3-2 \log (x)-46 \log ^2(x)+15 \log ^4(x)\right )}{\left (4 x-x^2\right ) \log ^2(x)+\left (-60 x+15 x^2\right ) \log ^4(x)+e^{\frac {-3+2 \log (x)}{\log (x)}} \left (-x \log ^2(x)+15 x \log ^4(x)\right )} \, dx=\log {\left (x \right )} - \log {\left (\log {\left (x \right )}^{2} - \frac {1}{15} \right )} - \log {\left (x + e^{\frac {2 \log {\left (x \right )} - 3}{\log {\left (x \right )}}} - 4 \right )} + 2 \log {\left (\log {\left (x \right )} \right )} \]
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Time = 0.25 (sec) , antiderivative size = 52, normalized size of antiderivative = 1.53 \[ \int \frac {(8-2 x) \log (x)+4 \log ^2(x)-60 \log ^4(x)+e^{\frac {-3+2 \log (x)}{\log (x)}} \left (3-2 \log (x)-46 \log ^2(x)+15 \log ^4(x)\right )}{\left (4 x-x^2\right ) \log ^2(x)+\left (-60 x+15 x^2\right ) \log ^4(x)+e^{\frac {-3+2 \log (x)}{\log (x)}} \left (-x \log ^2(x)+15 x \log ^4(x)\right )} \, dx=\frac {3}{\log \left (x\right )} - \log \left (\log \left (x\right )^{2} - \frac {1}{15}\right ) - \log \left (x - 4\right ) + \log \left (x\right ) - \log \left (\frac {{\left (x - 4\right )} e^{\frac {3}{\log \left (x\right )}} + e^{2}}{x - 4}\right ) + 2 \, \log \left (\log \left (x\right )\right ) \]
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Time = 0.33 (sec) , antiderivative size = 37, normalized size of antiderivative = 1.09 \[ \int \frac {(8-2 x) \log (x)+4 \log ^2(x)-60 \log ^4(x)+e^{\frac {-3+2 \log (x)}{\log (x)}} \left (3-2 \log (x)-46 \log ^2(x)+15 \log ^4(x)\right )}{\left (4 x-x^2\right ) \log ^2(x)+\left (-60 x+15 x^2\right ) \log ^4(x)+e^{\frac {-3+2 \log (x)}{\log (x)}} \left (-x \log ^2(x)+15 x \log ^4(x)\right )} \, dx=-\log \left (15 \, \log \left (x\right )^{2} - 1\right ) - \log \left (x + e^{\left (\frac {2 \, \log \left (x\right ) - 3}{\log \left (x\right )}\right )} - 4\right ) + \log \left (x\right ) + 2 \, \log \left (\log \left (x\right )\right ) \]
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Time = 10.88 (sec) , antiderivative size = 47, normalized size of antiderivative = 1.38 \[ \int \frac {(8-2 x) \log (x)+4 \log ^2(x)-60 \log ^4(x)+e^{\frac {-3+2 \log (x)}{\log (x)}} \left (3-2 \log (x)-46 \log ^2(x)+15 \log ^4(x)\right )}{\left (4 x-x^2\right ) \log ^2(x)+\left (-60 x+15 x^2\right ) \log ^4(x)+e^{\frac {-3+2 \log (x)}{\log (x)}} \left (-x \log ^2(x)+15 x \log ^4(x)\right )} \, dx=2\,\ln \left (\frac {1}{x^2}\right )-\ln \left (x+{\mathrm {e}}^{-\frac {3}{\ln \left (x\right )}}\,{\mathrm {e}}^2-4\right )+2\,\ln \left (\ln \left (x\right )\right )-\ln \left (\frac {15\,{\ln \left (x\right )}^2-1}{x}\right )+4\,\ln \left (x\right ) \]
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