Integrand size = 37, antiderivative size = 19 \[ \int \frac {(-2+2 x) \log \left (\frac {50 e^{5+x}}{x}\right )-\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x^2} \, dx=2+\frac {\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x} \]
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\[ \int \frac {(-2+2 x) \log \left (\frac {50 e^{5+x}}{x}\right )-\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x^2} \, dx=\int \frac {(-2+2 x) \log \left (\frac {50 e^{5+x}}{x}\right )-\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x^2} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {2 (-1+x) \log \left (\frac {50 e^{5+x}}{x}\right )}{x^2}-\frac {\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x^2}\right ) \, dx \\ & = 2 \int \frac {(-1+x) \log \left (\frac {50 e^{5+x}}{x}\right )}{x^2} \, dx-\int \frac {\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x^2} \, dx \\ & = 2 \int \left (-\frac {\log \left (\frac {50 e^{5+x}}{x}\right )}{x^2}+\frac {\log \left (\frac {50 e^{5+x}}{x}\right )}{x}\right ) \, dx-\int \frac {\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x^2} \, dx \\ & = -\left (2 \int \frac {\log \left (\frac {50 e^{5+x}}{x}\right )}{x^2} \, dx\right )+2 \int \frac {\log \left (\frac {50 e^{5+x}}{x}\right )}{x} \, dx-\int \frac {\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x^2} \, dx \\ & = \frac {2 \log \left (\frac {50 e^{5+x}}{x}\right )}{x}-2 \int \frac {-1+x}{x^2} \, dx+2 \int \frac {\log \left (\frac {50 e^{5+x}}{x}\right )}{x} \, dx-\int \frac {\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x^2} \, dx \\ & = \frac {2 \log \left (\frac {50 e^{5+x}}{x}\right )}{x}-2 \int \left (-\frac {1}{x^2}+\frac {1}{x}\right ) \, dx+2 \int \frac {\log \left (\frac {50 e^{5+x}}{x}\right )}{x} \, dx-\int \frac {\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x^2} \, dx \\ & = -\frac {2}{x}+\frac {2 \log \left (\frac {50 e^{5+x}}{x}\right )}{x}-2 \log (x)+2 \int \frac {\log \left (\frac {50 e^{5+x}}{x}\right )}{x} \, dx-\int \frac {\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x^2} \, dx \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(39\) vs. \(2(19)=38\).
Time = 0.11 (sec) , antiderivative size = 39, normalized size of antiderivative = 2.05 \[ \int \frac {(-2+2 x) \log \left (\frac {50 e^{5+x}}{x}\right )-\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x^2} \, dx=2+2 x-2 \log \left (\frac {50 e^{5+x}}{x}\right )+\frac {\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x}-2 \log (x) \]
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Time = 0.16 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.95
method | result | size |
default | \(\frac {\ln \left (50 \,{\mathrm e}^{x -\ln \left (x \right )+5}\right )^{2}}{x}\) | \(18\) |
parallelrisch | \(\frac {\ln \left (50 \,{\mathrm e}^{x -\ln \left (x \right )+5}\right )^{2}}{x}\) | \(18\) |
parts | \(\frac {\ln \left (50 \,{\mathrm e}^{x -\ln \left (x \right )+5}\right )^{2}}{x}\) | \(18\) |
risch | \(\frac {\ln \left (\frac {{\mathrm e}^{5+x}}{x}\right )^{2}}{x}+\frac {\left (4 \ln \left (5\right )+2 \ln \left (2\right )\right ) \ln \left (\frac {{\mathrm e}^{5+x}}{x}\right )}{x}+\frac {4 \ln \left (5\right )^{2}}{x}+\frac {4 \ln \left (2\right ) \ln \left (5\right )}{x}+\frac {\ln \left (2\right )^{2}}{x}\) | \(65\) |
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Time = 0.25 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.58 \[ \int \frac {(-2+2 x) \log \left (\frac {50 e^{5+x}}{x}\right )-\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x^2} \, dx=\frac {x^{2} + \log \left (50\right )^{2} - 2 \, {\left (x + \log \left (50\right ) + 5\right )} \log \left (x\right ) + \log \left (x\right )^{2} + 10 \, \log \left (50\right ) + 25}{x} \]
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Time = 0.09 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.63 \[ \int \frac {(-2+2 x) \log \left (\frac {50 e^{5+x}}{x}\right )-\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x^2} \, dx=\frac {\log {\left (\frac {50 e^{x + 5}}{x} \right )}^{2}}{x} \]
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Leaf count of result is larger than twice the leaf count of optimal. 119 vs. \(2 (19) = 38\).
Time = 0.20 (sec) , antiderivative size = 119, normalized size of antiderivative = 6.26 \[ \int \frac {(-2+2 x) \log \left (\frac {50 e^{5+x}}{x}\right )-\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x^2} \, dx=-2 \, {\left (x - \log \left (x\right )\right )} \log \left (x\right ) - \log \left (x\right )^{2} - 2 \, {\left (\frac {1}{x} + \log \left (x\right )\right )} \log \left (\frac {50 \, e^{\left (x + 5\right )}}{x}\right ) + 2 \, \log \left (x\right ) \log \left (\frac {50 \, e^{\left (x + 5\right )}}{x}\right ) + 2 \, x + \frac {\log \left (\frac {50 \, e^{\left (x + 5\right )}}{x}\right )^{2}}{x} - \frac {x \log \left (x\right )^{2} + 2 \, x^{2} - 2 \, {\left (x^{2} + x\right )} \log \left (x\right ) - 2}{x} + \frac {2 \, \log \left (\frac {50 \, e^{\left (x + 5\right )}}{x}\right )}{x} - \frac {2}{x} - 2 \, \log \left (x\right ) \]
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Leaf count of result is larger than twice the leaf count of optimal. 39 vs. \(2 (19) = 38\).
Time = 0.27 (sec) , antiderivative size = 39, normalized size of antiderivative = 2.05 \[ \int \frac {(-2+2 x) \log \left (\frac {50 e^{5+x}}{x}\right )-\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x^2} \, dx=x - \frac {2 \, {\left (\log \left (50\right ) + 5\right )} \log \left (x\right )}{x} + \frac {\log \left (x\right )^{2}}{x} + \frac {\log \left (50\right )^{2} + 10 \, \log \left (50\right ) + 25}{x} - 2 \, \log \left (x\right ) \]
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Time = 9.07 (sec) , antiderivative size = 42, normalized size of antiderivative = 2.21 \[ \int \frac {(-2+2 x) \log \left (\frac {50 e^{5+x}}{x}\right )-\log ^2\left (\frac {50 e^{5+x}}{x}\right )}{x^2} \, dx=\frac {10\,\ln \left (\frac {1}{x}\right )+10\,\ln \left (50\right )+2\,\ln \left (\frac {1}{x}\right )\,\ln \left (50\right )+{\ln \left (\frac {1}{x}\right )}^2-2\,x\,\ln \left (x\right )+{\ln \left (50\right )}^2+x^2+25}{x} \]
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