Integrand size = 80, antiderivative size = 20 \[ \int \frac {390625 \log (x)-x \log ^2(x)+\left (390625+x \log ^2(x)\right ) \log (x \log (3))+x \log ^2(x) \log ^2(x \log (3))}{\left (-390625 x \log (x)+x^2 \log ^2(x)\right ) \log (x \log (3))+\left (x+x^2\right ) \log ^2(x) \log ^2(x \log (3))} \, dx=\log \left (1+x+\frac {x-\frac {390625}{\log (x)}}{\log (x \log (3))}\right ) \]
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\[ \int \frac {390625 \log (x)-x \log ^2(x)+\left (390625+x \log ^2(x)\right ) \log (x \log (3))+x \log ^2(x) \log ^2(x \log (3))}{\left (-390625 x \log (x)+x^2 \log ^2(x)\right ) \log (x \log (3))+\left (x+x^2\right ) \log ^2(x) \log ^2(x \log (3))} \, dx=\int \frac {390625 \log (x)-x \log ^2(x)+\left (390625+x \log ^2(x)\right ) \log (x \log (3))+x \log ^2(x) \log ^2(x \log (3))}{\left (-390625 x \log (x)+x^2 \log ^2(x)\right ) \log (x \log (3))+\left (x+x^2\right ) \log ^2(x) \log ^2(x \log (3))} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \frac {-390625 \log (x)+x \log ^2(x)-\left (390625+x \log ^2(x)\right ) \log (x \log (3))-x \log ^2(x) \log ^2(x \log (3))}{x \log (x) \log (x \log (3)) (390625-x \log (x)-\log (x) \log (x \log (3))-x \log (x) \log (x \log (3)))} \, dx \\ & = \int \left (\frac {1}{1+x}-\frac {1}{x \log (x \log (3))}+\frac {(1+x) \log (x)}{x (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))}+\frac {390625+390625 x+390625 x \log (x)+x \log ^2(x)}{x (1+x) \log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))}\right ) \, dx \\ & = \log (1+x)-\int \frac {1}{x \log (x \log (3))} \, dx+\int \frac {(1+x) \log (x)}{x (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))} \, dx+\int \frac {390625+390625 x+390625 x \log (x)+x \log ^2(x)}{x (1+x) \log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))} \, dx \\ & = \log (1+x)+\int \left (\frac {\log (x)}{-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3))}+\frac {\log (x)}{x (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))}\right ) \, dx+\int \left (\frac {-390625-390625 x-390625 x \log (x)-x \log ^2(x)}{(1+x) \log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))}+\frac {390625+390625 x+390625 x \log (x)+x \log ^2(x)}{x \log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))}\right ) \, dx-\text {Subst}\left (\int \frac {1}{x} \, dx,x,\log (x \log (3))\right ) \\ & = \log (1+x)-\log (\log (x \log (3)))+\int \frac {\log (x)}{-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3))} \, dx+\int \frac {\log (x)}{x (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))} \, dx+\int \frac {-390625-390625 x-390625 x \log (x)-x \log ^2(x)}{(1+x) \log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))} \, dx+\int \frac {390625+390625 x+390625 x \log (x)+x \log ^2(x)}{x \log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))} \, dx \\ & = \log (1+x)-\log (\log (x \log (3)))+\int \frac {\log (x)}{-390625+\log (x) (x+(1+x) \log (x \log (3)))} \, dx+\int \frac {\log (x)}{x (-390625+\log (x) (x+(1+x) \log (x \log (3))))} \, dx+\int \left (\frac {390625}{-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3))}+\frac {390625}{\log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))}+\frac {390625}{x \log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))}+\frac {\log (x)}{-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3))}\right ) \, dx+\int \left (-\frac {390625 x}{(1+x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))}-\frac {390625}{(1+x) \log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))}-\frac {390625 x}{(1+x) \log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))}-\frac {x \log (x)}{(1+x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))}\right ) \, dx \\ & = \log (1+x)-\log (\log (x \log (3)))+390625 \int \frac {1}{-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3))} \, dx-390625 \int \frac {x}{(1+x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))} \, dx+390625 \int \frac {1}{\log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))} \, dx+390625 \int \frac {1}{x \log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))} \, dx-390625 \int \frac {1}{(1+x) \log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))} \, dx-390625 \int \frac {x}{(1+x) \log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))} \, dx+\int \frac {\log (x)}{-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3))} \, dx-\int \frac {x \log (x)}{(1+x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))} \, dx+\int \frac {\log (x)}{-390625+\log (x) (x+(1+x) \log (x \log (3)))} \, dx+\int \frac {\log (x)}{x (-390625+\log (x) (x+(1+x) \log (x \log (3))))} \, dx \\ & = \log (1+x)-\log (\log (x \log (3)))-390625 \int \frac {1}{(1+x) \log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))} \, dx+390625 \int \frac {1}{-390625+\log (x) (x+(1+x) \log (x \log (3)))} \, dx+390625 \int \frac {1}{\log (x) (-390625+\log (x) (x+(1+x) \log (x \log (3))))} \, dx+390625 \int \frac {1}{x \log (x) (-390625+\log (x) (x+(1+x) \log (x \log (3))))} \, dx-390625 \int \left (\frac {1}{-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3))}-\frac {1}{(1+x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))}\right ) \, dx-390625 \int \left (\frac {1}{\log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))}-\frac {1}{(1+x) \log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))}\right ) \, dx+2 \int \frac {\log (x)}{-390625+\log (x) (x+(1+x) \log (x \log (3)))} \, dx+\int \frac {\log (x)}{x (-390625+\log (x) (x+(1+x) \log (x \log (3))))} \, dx-\int \left (\frac {\log (x)}{-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3))}-\frac {\log (x)}{(1+x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))}\right ) \, dx \\ & = \log (1+x)-\log (\log (x \log (3)))-390625 \int \frac {1}{-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3))} \, dx+390625 \int \frac {1}{(1+x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))} \, dx-390625 \int \frac {1}{\log (x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))} \, dx+390625 \int \frac {1}{-390625+\log (x) (x+(1+x) \log (x \log (3)))} \, dx+390625 \int \frac {1}{\log (x) (-390625+\log (x) (x+(1+x) \log (x \log (3))))} \, dx+390625 \int \frac {1}{x \log (x) (-390625+\log (x) (x+(1+x) \log (x \log (3))))} \, dx-\int \frac {\log (x)}{-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3))} \, dx+\int \frac {\log (x)}{(1+x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))} \, dx+2 \int \frac {\log (x)}{-390625+\log (x) (x+(1+x) \log (x \log (3)))} \, dx+\int \frac {\log (x)}{x (-390625+\log (x) (x+(1+x) \log (x \log (3))))} \, dx \\ & = \log (1+x)-\log (\log (x \log (3)))+390625 \int \frac {1}{(1+x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))} \, dx+390625 \int \frac {1}{x \log (x) (-390625+\log (x) (x+(1+x) \log (x \log (3))))} \, dx+\int \frac {\log (x)}{(1+x) (-390625+x \log (x)+\log (x) \log (x \log (3))+x \log (x) \log (x \log (3)))} \, dx+\int \frac {\log (x)}{-390625+\log (x) (x+(1+x) \log (x \log (3)))} \, dx+\int \frac {\log (x)}{x (-390625+\log (x) (x+(1+x) \log (x \log (3))))} \, dx \\ \end{align*}
\[ \int \frac {390625 \log (x)-x \log ^2(x)+\left (390625+x \log ^2(x)\right ) \log (x \log (3))+x \log ^2(x) \log ^2(x \log (3))}{\left (-390625 x \log (x)+x^2 \log ^2(x)\right ) \log (x \log (3))+\left (x+x^2\right ) \log ^2(x) \log ^2(x \log (3))} \, dx=\int \frac {390625 \log (x)-x \log ^2(x)+\left (390625+x \log ^2(x)\right ) \log (x \log (3))+x \log ^2(x) \log ^2(x \log (3))}{\left (-390625 x \log (x)+x^2 \log ^2(x)\right ) \log (x \log (3))+\left (x+x^2\right ) \log ^2(x) \log ^2(x \log (3))} \, dx \]
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Time = 1.71 (sec) , antiderivative size = 39, normalized size of antiderivative = 1.95
method | result | size |
parallelrisch | \(-\ln \left (\ln \left (x \right )\right )-\ln \left (\ln \left (x \ln \left (3\right )\right )\right )+\ln \left (\ln \left (x \right ) \ln \left (x \ln \left (3\right )\right ) x +\ln \left (x \right ) \ln \left (x \ln \left (3\right )\right )+x \ln \left (x \right )-390625\right )\) | \(39\) |
default | \(-\ln \left (\ln \left (x \right )\right )-\ln \left (\ln \left (\ln \left (3\right )\right )+\ln \left (x \right )\right )+\ln \left (x \ln \left (x \right ) \ln \left (\ln \left (3\right )\right )+x \ln \left (x \right )^{2}+\ln \left (\ln \left (3\right )\right ) \ln \left (x \right )+\ln \left (x \right )^{2}+x \ln \left (x \right )-390625\right )\) | \(46\) |
risch | \(\ln \left (1+x \right )-\ln \left (\ln \left (\ln \left (3\right )\right ) \ln \left (x \right )+\ln \left (x \right )^{2}\right )+\ln \left (\ln \left (x \right )^{2}+\frac {\left (2 \ln \left (\ln \left (3\right )\right ) x +2 \ln \left (\ln \left (3\right )\right )+2 x \right ) \ln \left (x \right )}{2+2 x}-\frac {390625}{1+x}\right )\) | \(57\) |
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Leaf count of result is larger than twice the leaf count of optimal. 49 vs. \(2 (20) = 40\).
Time = 0.28 (sec) , antiderivative size = 49, normalized size of antiderivative = 2.45 \[ \int \frac {390625 \log (x)-x \log ^2(x)+\left (390625+x \log ^2(x)\right ) \log (x \log (3))+x \log ^2(x) \log ^2(x \log (3))}{\left (-390625 x \log (x)+x^2 \log ^2(x)\right ) \log (x \log (3))+\left (x+x^2\right ) \log ^2(x) \log ^2(x \log (3))} \, dx=\log \left (x + 1\right ) + \log \left (\frac {{\left (x + 1\right )} \log \left (x\right )^{2} + {\left (x + 1\right )} \log \left (x\right ) \log \left (\log \left (3\right )\right ) + x \log \left (x\right ) - 390625}{x + 1}\right ) - \log \left (\log \left (x\right ) + \log \left (\log \left (3\right )\right )\right ) - \log \left (\log \left (x\right )\right ) \]
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Exception generated. \[ \int \frac {390625 \log (x)-x \log ^2(x)+\left (390625+x \log ^2(x)\right ) \log (x \log (3))+x \log ^2(x) \log ^2(x \log (3))}{\left (-390625 x \log (x)+x^2 \log ^2(x)\right ) \log (x \log (3))+\left (x+x^2\right ) \log ^2(x) \log ^2(x \log (3))} \, dx=\text {Exception raised: PolynomialError} \]
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Leaf count of result is larger than twice the leaf count of optimal. 50 vs. \(2 (20) = 40\).
Time = 0.34 (sec) , antiderivative size = 50, normalized size of antiderivative = 2.50 \[ \int \frac {390625 \log (x)-x \log ^2(x)+\left (390625+x \log ^2(x)\right ) \log (x \log (3))+x \log ^2(x) \log ^2(x \log (3))}{\left (-390625 x \log (x)+x^2 \log ^2(x)\right ) \log (x \log (3))+\left (x+x^2\right ) \log ^2(x) \log ^2(x \log (3))} \, dx=\log \left (x + 1\right ) + \log \left (\frac {{\left (x + 1\right )} \log \left (x\right )^{2} + {\left (x {\left (\log \left (\log \left (3\right )\right ) + 1\right )} + \log \left (\log \left (3\right )\right )\right )} \log \left (x\right ) - 390625}{x + 1}\right ) - \log \left (\log \left (x\right ) + \log \left (\log \left (3\right )\right )\right ) - \log \left (\log \left (x\right )\right ) \]
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Leaf count of result is larger than twice the leaf count of optimal. 45 vs. \(2 (20) = 40\).
Time = 0.28 (sec) , antiderivative size = 45, normalized size of antiderivative = 2.25 \[ \int \frac {390625 \log (x)-x \log ^2(x)+\left (390625+x \log ^2(x)\right ) \log (x \log (3))+x \log ^2(x) \log ^2(x \log (3))}{\left (-390625 x \log (x)+x^2 \log ^2(x)\right ) \log (x \log (3))+\left (x+x^2\right ) \log ^2(x) \log ^2(x \log (3))} \, dx=\log \left (x \log \left (x\right )^{2} + x \log \left (x\right ) \log \left (\log \left (3\right )\right ) + x \log \left (x\right ) + \log \left (x\right )^{2} + \log \left (x\right ) \log \left (\log \left (3\right )\right ) - 390625\right ) - \log \left (\log \left (x\right ) + \log \left (\log \left (3\right )\right )\right ) - \log \left (\log \left (x\right )\right ) \]
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Timed out. \[ \int \frac {390625 \log (x)-x \log ^2(x)+\left (390625+x \log ^2(x)\right ) \log (x \log (3))+x \log ^2(x) \log ^2(x \log (3))}{\left (-390625 x \log (x)+x^2 \log ^2(x)\right ) \log (x \log (3))+\left (x+x^2\right ) \log ^2(x) \log ^2(x \log (3))} \, dx=\int \frac {390625\,\ln \left (x\right )-x\,{\ln \left (x\right )}^2+\ln \left (x\,\ln \left (3\right )\right )\,\left (x\,{\ln \left (x\right )}^2+390625\right )+x\,{\ln \left (x\,\ln \left (3\right )\right )}^2\,{\ln \left (x\right )}^2}{\ln \left (x\,\ln \left (3\right )\right )\,\left (x^2\,{\ln \left (x\right )}^2-390625\,x\,\ln \left (x\right )\right )+{\ln \left (x\,\ln \left (3\right )\right )}^2\,{\ln \left (x\right )}^2\,\left (x^2+x\right )} \,d x \]
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