Integrand size = 36, antiderivative size = 36 \[ \int \frac {-9+1048576 e^{5-5 e^x-5 x} \left (-1-5 x-5 e^x x\right )+\log (x)}{2 x^2} \, dx=\frac {4}{x}+\frac {e^{5+5 \left (-e^x-x+\log (16)\right )}+x-\log (x)}{2 x} \]
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\[ \int \frac {-9+1048576 e^{5-5 e^x-5 x} \left (-1-5 x-5 e^x x\right )+\log (x)}{2 x^2} \, dx=\int \frac {-9+1048576 e^{5-5 e^x-5 x} \left (-1-5 x-5 e^x x\right )+\log (x)}{2 x^2} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \frac {1}{2} \int \frac {-9+1048576 e^{5-5 e^x-5 x} \left (-1-5 x-5 e^x x\right )+\log (x)}{x^2} \, dx \\ & = \frac {1}{2} \int \left (\frac {1048576 e^{-5 \left (-1+e^x+x\right )} (-1-5 x)}{x^2}-\frac {5242880 e^{5-5 e^x-4 x}}{x}+\frac {-9+\log (x)}{x^2}\right ) \, dx \\ & = \frac {1}{2} \int \frac {-9+\log (x)}{x^2} \, dx+524288 \int \frac {e^{-5 \left (-1+e^x+x\right )} (-1-5 x)}{x^2} \, dx-2621440 \int \frac {e^{5-5 e^x-4 x}}{x} \, dx \\ & = -\frac {1}{2 x}+\frac {9-\log (x)}{2 x}+524288 \int \left (-\frac {e^{-5 \left (-1+e^x+x\right )}}{x^2}-\frac {5 e^{-5 \left (-1+e^x+x\right )}}{x}\right ) \, dx-2621440 \int \frac {e^{5-5 e^x-4 x}}{x} \, dx \\ & = -\frac {1}{2 x}+\frac {9-\log (x)}{2 x}-524288 \int \frac {e^{-5 \left (-1+e^x+x\right )}}{x^2} \, dx-2621440 \int \frac {e^{5-5 e^x-4 x}}{x} \, dx-2621440 \int \frac {e^{-5 \left (-1+e^x+x\right )}}{x} \, dx \\ \end{align*}
Time = 0.13 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.69 \[ \int \frac {-9+1048576 e^{5-5 e^x-5 x} \left (-1-5 x-5 e^x x\right )+\log (x)}{2 x^2} \, dx=\frac {8+1048576 e^{-5 \left (-1+e^x+x\right )}-\log (x)}{2 x} \]
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Time = 0.18 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.72
method | result | size |
parallelrisch | \(-\frac {-8+\ln \left (x \right )-{\mathrm e}^{-5 \,{\mathrm e}^{x}+20 \ln \left (2\right )-5 x +5}}{2 x}\) | \(26\) |
risch | \(-\frac {\ln \left (x \right )}{2 x}+\frac {4}{x}+\frac {524288 \,{\mathrm e}^{-5 \,{\mathrm e}^{x}+5-5 x}}{x}\) | \(29\) |
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Time = 0.24 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.69 \[ \int \frac {-9+1048576 e^{5-5 e^x-5 x} \left (-1-5 x-5 e^x x\right )+\log (x)}{2 x^2} \, dx=\frac {e^{\left (-5 \, x - 5 \, e^{x} + 20 \, \log \left (2\right ) + 5\right )} - \log \left (x\right ) + 8}{2 \, x} \]
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Time = 0.13 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.67 \[ \int \frac {-9+1048576 e^{5-5 e^x-5 x} \left (-1-5 x-5 e^x x\right )+\log (x)}{2 x^2} \, dx=\frac {524288 e^{- 5 x - 5 e^{x} + 5}}{x} - \frac {\log {\left (x \right )}}{2 x} + \frac {4}{x} \]
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Time = 0.26 (sec) , antiderivative size = 34, normalized size of antiderivative = 0.94 \[ \int \frac {-9+1048576 e^{5-5 e^x-5 x} \left (-1-5 x-5 e^x x\right )+\log (x)}{2 x^2} \, dx=-\frac {{\left ({\left (\log \left (x\right ) + 1\right )} e^{\left (5 \, x\right )} - 1048576 \, e^{\left (-5 \, e^{x} + 5\right )}\right )} e^{\left (-5 \, x\right )}}{2 \, x} + \frac {9}{2 \, x} \]
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Time = 0.27 (sec) , antiderivative size = 31, normalized size of antiderivative = 0.86 \[ \int \frac {-9+1048576 e^{5-5 e^x-5 x} \left (-1-5 x-5 e^x x\right )+\log (x)}{2 x^2} \, dx=-\frac {{\left (e^{x} \log \left (x\right ) - 8 \, e^{x} - 1048576 \, e^{\left (-4 \, x - 5 \, e^{x} + 5\right )}\right )} e^{\left (-x\right )}}{2 \, x} \]
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Time = 8.31 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.81 \[ \int \frac {-9+1048576 e^{5-5 e^x-5 x} \left (-1-5 x-5 e^x x\right )+\log (x)}{2 x^2} \, dx=\frac {4}{x}-\frac {\ln \left (x\right )}{2\,x}+\frac {524288\,{\mathrm {e}}^{-5\,x}\,{\mathrm {e}}^5\,{\mathrm {e}}^{-5\,{\mathrm {e}}^x}}{x} \]
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