Integrand size = 49, antiderivative size = 19 \[ \int \frac {1+100 \log (x)+5 \log ^2(x)-\log (x) \log (\log (x))}{\left (-105 x+5 x^2\right ) \log (x)-5 x \log ^2(x)+x \log (x) \log (\log (x))} \, dx=\log \left (\frac {-21+x-\log (x)+\frac {1}{5} \log (\log (x))}{x}\right ) \]
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Time = 0.27 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.05, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.061, Rules used = {6873, 6874, 6816} \[ \int \frac {1+100 \log (x)+5 \log ^2(x)-\log (x) \log (\log (x))}{\left (-105 x+5 x^2\right ) \log (x)-5 x \log ^2(x)+x \log (x) \log (\log (x))} \, dx=\log (-5 x+5 \log (x)-\log (\log (x))+105)-\log (x) \]
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Rule 6816
Rule 6873
Rule 6874
Rubi steps \begin{align*} \text {integral}& = \int \frac {-1-100 \log (x)-5 \log ^2(x)+\log (x) \log (\log (x))}{x \log (x) (105-5 x+5 \log (x)-\log (\log (x)))} \, dx \\ & = \int \left (-\frac {1}{x}+\frac {1-5 \log (x)+5 x \log (x)}{x \log (x) (-105+5 x-5 \log (x)+\log (\log (x)))}\right ) \, dx \\ & = -\log (x)+\int \frac {1-5 \log (x)+5 x \log (x)}{x \log (x) (-105+5 x-5 \log (x)+\log (\log (x)))} \, dx \\ & = -\log (x)+\log (105-5 x+5 \log (x)-\log (\log (x))) \\ \end{align*}
Time = 0.40 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.05 \[ \int \frac {1+100 \log (x)+5 \log ^2(x)-\log (x) \log (\log (x))}{\left (-105 x+5 x^2\right ) \log (x)-5 x \log ^2(x)+x \log (x) \log (\log (x))} \, dx=-\log (x)+\log (105-5 x+5 \log (x)-\log (\log (x))) \]
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Time = 0.14 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.00
method | result | size |
risch | \(-\ln \left (x \right )+\ln \left (5 x -5 \ln \left (x \right )+\ln \left (\ln \left (x \right )\right )-105\right )\) | \(19\) |
parallelrisch | \(\ln \left (\frac {\ln \left (\ln \left (x \right )\right )}{5}+x -21-\ln \left (x \right )\right )-\ln \left (x \right )\) | \(19\) |
default | \(-\ln \left (x \right )+\ln \left (5 \ln \left (x \right )-\ln \left (\ln \left (x \right )\right )-5 x +105\right )\) | \(21\) |
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none
Time = 0.25 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.95 \[ \int \frac {1+100 \log (x)+5 \log ^2(x)-\log (x) \log (\log (x))}{\left (-105 x+5 x^2\right ) \log (x)-5 x \log ^2(x)+x \log (x) \log (\log (x))} \, dx=\log \left (5 \, x - 5 \, \log \left (x\right ) + \log \left (\log \left (x\right )\right ) - 105\right ) - \log \left (x\right ) \]
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Time = 0.10 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.00 \[ \int \frac {1+100 \log (x)+5 \log ^2(x)-\log (x) \log (\log (x))}{\left (-105 x+5 x^2\right ) \log (x)-5 x \log ^2(x)+x \log (x) \log (\log (x))} \, dx=- \log {\left (x \right )} + \log {\left (5 x - 5 \log {\left (x \right )} + \log {\left (\log {\left (x \right )} \right )} - 105 \right )} \]
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none
Time = 0.21 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.95 \[ \int \frac {1+100 \log (x)+5 \log ^2(x)-\log (x) \log (\log (x))}{\left (-105 x+5 x^2\right ) \log (x)-5 x \log ^2(x)+x \log (x) \log (\log (x))} \, dx=\log \left (5 \, x - 5 \, \log \left (x\right ) + \log \left (\log \left (x\right )\right ) - 105\right ) - \log \left (x\right ) \]
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Time = 0.28 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.05 \[ \int \frac {1+100 \log (x)+5 \log ^2(x)-\log (x) \log (\log (x))}{\left (-105 x+5 x^2\right ) \log (x)-5 x \log ^2(x)+x \log (x) \log (\log (x))} \, dx=-\log \left (x\right ) + \log \left (-5 \, x + 5 \, \log \left (x\right ) - \log \left (\log \left (x\right )\right ) + 105\right ) \]
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Time = 8.40 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.95 \[ \int \frac {1+100 \log (x)+5 \log ^2(x)-\log (x) \log (\log (x))}{\left (-105 x+5 x^2\right ) \log (x)-5 x \log ^2(x)+x \log (x) \log (\log (x))} \, dx=\ln \left (5\,x+\ln \left (\ln \left (x\right )\right )-5\,\ln \left (x\right )-105\right )-\ln \left (x\right ) \]
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