Integrand size = 126, antiderivative size = 26 \[ \int \frac {\left (e^{2/x} (40-20 x)-10 x+\left (-2 x-4 e^{2/x} x\right ) \log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )\right ) \log \left (\frac {1+\log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )}{x}\right )}{x^2+2 e^{2/x} x^2+\left (x^2+2 e^{2/x} x^2\right ) \log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )} \, dx=\log ^2\left (\frac {1+\log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )}{x}\right ) \]
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Time = 1.42 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.024, Rules used = {6873, 6874, 6818} \[ \int \frac {\left (e^{2/x} (40-20 x)-10 x+\left (-2 x-4 e^{2/x} x\right ) \log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )\right ) \log \left (\frac {1+\log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )}{x}\right )}{x^2+2 e^{2/x} x^2+\left (x^2+2 e^{2/x} x^2\right ) \log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )} \, dx=\log ^2\left (\frac {\log \left (\frac {x}{\left (2 e^{2/x} x+x\right )^5}\right )+1}{x}\right ) \]
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Rule 6818
Rule 6873
Rule 6874
Rubi steps \begin{align*} \text {integral}& = \log ^2\left (\frac {1+\log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )}{x}\right ) \\ \end{align*}
Time = 0.13 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.00 \[ \int \frac {\left (e^{2/x} (40-20 x)-10 x+\left (-2 x-4 e^{2/x} x\right ) \log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )\right ) \log \left (\frac {1+\log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )}{x}\right )}{x^2+2 e^{2/x} x^2+\left (x^2+2 e^{2/x} x^2\right ) \log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )} \, dx=\log ^2\left (\frac {1+\log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )}{x}\right ) \]
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Result contains higher order function than in optimal. Order 9 vs. order 3.
Time = 33.45 (sec) , antiderivative size = 28642, normalized size of antiderivative = 1101.62
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Leaf count of result is larger than twice the leaf count of optimal. 71 vs. \(2 (25) = 50\).
Time = 0.25 (sec) , antiderivative size = 71, normalized size of antiderivative = 2.73 \[ \int \frac {\left (e^{2/x} (40-20 x)-10 x+\left (-2 x-4 e^{2/x} x\right ) \log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )\right ) \log \left (\frac {1+\log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )}{x}\right )}{x^2+2 e^{2/x} x^2+\left (x^2+2 e^{2/x} x^2\right ) \log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )} \, dx=\log \left (\frac {\log \left (\frac {1}{32 \, x^{4} e^{\frac {10}{x}} + 80 \, x^{4} e^{\frac {8}{x}} + 80 \, x^{4} e^{\frac {6}{x}} + 40 \, x^{4} e^{\frac {4}{x}} + 10 \, x^{4} e^{\frac {2}{x}} + x^{4}}\right ) + 1}{x}\right )^{2} \]
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Time = 2.93 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.77 \[ \int \frac {\left (e^{2/x} (40-20 x)-10 x+\left (-2 x-4 e^{2/x} x\right ) \log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )\right ) \log \left (\frac {1+\log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )}{x}\right )}{x^2+2 e^{2/x} x^2+\left (x^2+2 e^{2/x} x^2\right ) \log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )} \, dx=\log {\left (\frac {\log {\left (\frac {x}{\left (2 x e^{\frac {2}{x}} + x\right )^{5}} \right )} + 1}{x} \right )}^{2} \]
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Leaf count of result is larger than twice the leaf count of optimal. 112 vs. \(2 (25) = 50\).
Time = 0.33 (sec) , antiderivative size = 112, normalized size of antiderivative = 4.31 \[ \int \frac {\left (e^{2/x} (40-20 x)-10 x+\left (-2 x-4 e^{2/x} x\right ) \log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )\right ) \log \left (\frac {1+\log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )}{x}\right )}{x^2+2 e^{2/x} x^2+\left (x^2+2 e^{2/x} x^2\right ) \log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )} \, dx=-2 \, \log \left (5\right ) \log \left (x\right ) - \log \left (x\right )^{2} - 2 \, {\left (\log \left (x\right ) - \log \left (\frac {4}{5} \, \log \left (x\right ) + \log \left (2 \, e^{\frac {2}{x}} + 1\right ) - \frac {1}{5}\right )\right )} \log \left (\frac {\log \left (\frac {x}{{\left (2 \, x e^{\frac {2}{x}} + x\right )}^{5}}\right ) + 1}{x}\right ) + 2 \, {\left (\log \left (5\right ) + \log \left (x\right )\right )} \log \left (4 \, \log \left (x\right ) + 5 \, \log \left (2 \, e^{\frac {2}{x}} + 1\right ) - 1\right ) - \log \left (4 \, \log \left (x\right ) + 5 \, \log \left (2 \, e^{\frac {2}{x}} + 1\right ) - 1\right )^{2} \]
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\[ \int \frac {\left (e^{2/x} (40-20 x)-10 x+\left (-2 x-4 e^{2/x} x\right ) \log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )\right ) \log \left (\frac {1+\log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )}{x}\right )}{x^2+2 e^{2/x} x^2+\left (x^2+2 e^{2/x} x^2\right ) \log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )} \, dx=\int { -\frac {2 \, {\left (10 \, {\left (x - 2\right )} e^{\frac {2}{x}} + {\left (2 \, x e^{\frac {2}{x}} + x\right )} \log \left (\frac {x}{{\left (2 \, x e^{\frac {2}{x}} + x\right )}^{5}}\right ) + 5 \, x\right )} \log \left (\frac {\log \left (\frac {x}{{\left (2 \, x e^{\frac {2}{x}} + x\right )}^{5}}\right ) + 1}{x}\right )}{2 \, x^{2} e^{\frac {2}{x}} + x^{2} + {\left (2 \, x^{2} e^{\frac {2}{x}} + x^{2}\right )} \log \left (\frac {x}{{\left (2 \, x e^{\frac {2}{x}} + x\right )}^{5}}\right )} \,d x } \]
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Time = 11.03 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.96 \[ \int \frac {\left (e^{2/x} (40-20 x)-10 x+\left (-2 x-4 e^{2/x} x\right ) \log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )\right ) \log \left (\frac {1+\log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )}{x}\right )}{x^2+2 e^{2/x} x^2+\left (x^2+2 e^{2/x} x^2\right ) \log \left (\frac {x}{\left (x+2 e^{2/x} x\right )^5}\right )} \, dx={\ln \left (\frac {\ln \left (\frac {x}{{\left (x+2\,x\,{\mathrm {e}}^{2/x}\right )}^5}\right )+1}{x}\right )}^2 \]
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