Integrand size = 113, antiderivative size = 20 \[ \int \frac {-20+6 x+6 \log (3)}{\left (-20 x+4 x^2+6 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )+\left (-10 x+2 x^2+3 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right ) \log \left (\log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )\right )} \, dx=\log \left (2+\log \left (\log \left (x^2 \left (5-x-\frac {3 \log (3)}{2}\right )\right )\right )\right ) \]
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Time = 0.26 (sec) , antiderivative size = 21, normalized size of antiderivative = 1.05, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.018, Rules used = {6820, 6816} \[ \int \frac {-20+6 x+6 \log (3)}{\left (-20 x+4 x^2+6 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )+\left (-10 x+2 x^2+3 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right ) \log \left (\log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )\right )} \, dx=\log \left (\log \left (\log \left (\frac {1}{2} x^2 (-2 x+10-\log (27))\right )\right )+2\right ) \]
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Rule 6816
Rule 6820
Rubi steps \begin{align*} \text {integral}& = \int \frac {20-6 x-\log (729)}{x (10-2 x-\log (27)) \log \left (-\frac {1}{2} x^2 (-10+2 x+\log (27))\right ) \left (2+\log \left (\log \left (-\frac {1}{2} x^2 (-10+2 x+\log (27))\right )\right )\right )} \, dx \\ & = \log \left (2+\log \left (\log \left (\frac {1}{2} x^2 (10-2 x-\log (27))\right )\right )\right ) \\ \end{align*}
\[ \int \frac {-20+6 x+6 \log (3)}{\left (-20 x+4 x^2+6 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )+\left (-10 x+2 x^2+3 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right ) \log \left (\log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )\right )} \, dx=\int \frac {-20+6 x+6 \log (3)}{\left (-20 x+4 x^2+6 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )+\left (-10 x+2 x^2+3 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right ) \log \left (\log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )\right )} \, dx \]
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Time = 0.96 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00
method | result | size |
parallelrisch | \(\ln \left (\ln \left (\ln \left (-\frac {x^{2} \left (3 \ln \left (3\right )+2 x -10\right )}{2}\right )\right )+2\right )\) | \(20\) |
norman | \(\ln \left (\ln \left (\ln \left (-\frac {3 x^{2} \ln \left (3\right )}{2}-x^{3}+5 x^{2}\right )\right )+2\right )\) | \(24\) |
default | \(\ln \left (\ln \left (-\ln \left (2\right )+\ln \left (-3 x^{2} \ln \left (3\right )-2 x^{3}+10 x^{2}\right )\right )+2\right )\) | \(29\) |
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Time = 0.25 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.15 \[ \int \frac {-20+6 x+6 \log (3)}{\left (-20 x+4 x^2+6 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )+\left (-10 x+2 x^2+3 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right ) \log \left (\log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )\right )} \, dx=\log \left (\log \left (\log \left (-x^{3} - \frac {3}{2} \, x^{2} \log \left (3\right ) + 5 \, x^{2}\right )\right ) + 2\right ) \]
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Time = 0.24 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.20 \[ \int \frac {-20+6 x+6 \log (3)}{\left (-20 x+4 x^2+6 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )+\left (-10 x+2 x^2+3 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right ) \log \left (\log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )\right )} \, dx=\log {\left (\log {\left (\log {\left (- x^{3} - \frac {3 x^{2} \log {\left (3 \right )}}{2} + 5 x^{2} \right )} \right )} + 2 \right )} \]
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Time = 0.30 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.15 \[ \int \frac {-20+6 x+6 \log (3)}{\left (-20 x+4 x^2+6 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )+\left (-10 x+2 x^2+3 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right ) \log \left (\log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )\right )} \, dx=\log \left (\log \left (-\log \left (2\right ) + 2 \, \log \left (x\right ) + \log \left (-2 \, x - 3 \, \log \left (3\right ) + 10\right )\right ) + 2\right ) \]
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Time = 0.37 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.40 \[ \int \frac {-20+6 x+6 \log (3)}{\left (-20 x+4 x^2+6 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )+\left (-10 x+2 x^2+3 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right ) \log \left (\log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )\right )} \, dx=\log \left (\log \left (-\log \left (2\right ) + \log \left (-2 \, x^{3} - 3 \, x^{2} \log \left (3\right ) + 10 \, x^{2}\right )\right ) + 2\right ) \]
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Time = 11.37 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.15 \[ \int \frac {-20+6 x+6 \log (3)}{\left (-20 x+4 x^2+6 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )+\left (-10 x+2 x^2+3 x \log (3)\right ) \log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right ) \log \left (\log \left (\frac {1}{2} \left (10 x^2-2 x^3-3 x^2 \log (3)\right )\right )\right )} \, dx=\ln \left (\ln \left (\ln \left (5\,x^2-\frac {3\,x^2\,\ln \left (3\right )}{2}-x^3\right )\right )+2\right ) \]
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