Integrand size = 48, antiderivative size = 19 \[ \int \frac {e^{27}+e^{3-e^2+x} (1-x)}{e^{27} x+e^{3-e^2+x} x+e^3 x^2} \, dx=\log \left (\frac {x}{e^{24}+e^{-e^2+x}+x}\right ) \]
[Out]
\[ \int \frac {e^{27}+e^{3-e^2+x} (1-x)}{e^{27} x+e^{3-e^2+x} x+e^3 x^2} \, dx=\int \frac {e^{27}+e^{3-e^2+x} (1-x)}{e^{27} x+e^{3-e^2+x} x+e^3 x^2} \, dx \]
[In]
[Out]
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {1-x}{x}+\frac {e^{e^2} \left (-1+e^{24}+x\right )}{e^{24+e^2}+e^x+e^{e^2} x}\right ) \, dx \\ & = e^{e^2} \int \frac {-1+e^{24}+x}{e^{24+e^2}+e^x+e^{e^2} x} \, dx+\int \frac {1-x}{x} \, dx \\ & = e^{e^2} \int \left (-\frac {1-e^{24}}{e^{24+e^2}+e^x+e^{e^2} x}+\frac {x}{e^{24+e^2}+e^x+e^{e^2} x}\right ) \, dx+\int \left (-1+\frac {1}{x}\right ) \, dx \\ & = -x+\log (x)+e^{e^2} \int \frac {x}{e^{24+e^2}+e^x+e^{e^2} x} \, dx-\left (e^{e^2} \left (1-e^{24}\right )\right ) \int \frac {1}{e^{24+e^2}+e^x+e^{e^2} x} \, dx \\ \end{align*}
Time = 0.83 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.47 \[ \int \frac {e^{27}+e^{3-e^2+x} (1-x)}{e^{27} x+e^{3-e^2+x} x+e^3 x^2} \, dx=\log (x)-\log \left (e^{48+e^2}+e^{24+x}+e^{24+e^2} x\right ) \]
[In]
[Out]
Time = 0.87 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.16
method | result | size |
risch | \(\ln \left (x \right )-{\mathrm e}^{2}-\ln \left ({\mathrm e}^{24}+x +{\mathrm e}^{x -{\mathrm e}^{2}}\right )\) | \(22\) |
norman | \(-\ln \left ({\mathrm e}^{3} {\mathrm e}^{x -{\mathrm e}^{2}}+x \,{\mathrm e}^{3}+{\mathrm e}^{27}\right )+\ln \left (x \right )\) | \(24\) |
parallelrisch | \(\ln \left (x \right )-\ln \left (\left ({\mathrm e}^{3} {\mathrm e}^{x -{\mathrm e}^{2}}+x \,{\mathrm e}^{3}+{\mathrm e}^{27}\right ) {\mathrm e}^{-3}\right )\) | \(29\) |
[In]
[Out]
none
Time = 0.26 (sec) , antiderivative size = 21, normalized size of antiderivative = 1.11 \[ \int \frac {e^{27}+e^{3-e^2+x} (1-x)}{e^{27} x+e^{3-e^2+x} x+e^3 x^2} \, dx=-\log \left (x e^{3} + e^{27} + e^{\left (x - e^{2} + 3\right )}\right ) + \log \left (x\right ) \]
[In]
[Out]
Time = 0.07 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.79 \[ \int \frac {e^{27}+e^{3-e^2+x} (1-x)}{e^{27} x+e^{3-e^2+x} x+e^3 x^2} \, dx=\log {\left (x \right )} - \log {\left (x + e^{x - e^{2}} + e^{24} \right )} \]
[In]
[Out]
none
Time = 0.22 (sec) , antiderivative size = 19, normalized size of antiderivative = 1.00 \[ \int \frac {e^{27}+e^{3-e^2+x} (1-x)}{e^{27} x+e^{3-e^2+x} x+e^3 x^2} \, dx=-\log \left (x e^{\left (e^{2}\right )} + e^{x} + e^{\left (e^{2} + 24\right )}\right ) + \log \left (x\right ) \]
[In]
[Out]
none
Time = 0.25 (sec) , antiderivative size = 21, normalized size of antiderivative = 1.11 \[ \int \frac {e^{27}+e^{3-e^2+x} (1-x)}{e^{27} x+e^{3-e^2+x} x+e^3 x^2} \, dx=-\log \left (x e^{3} + e^{27} + e^{\left (x - e^{2} + 3\right )}\right ) + \log \left (x\right ) \]
[In]
[Out]
Time = 9.25 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.95 \[ \int \frac {e^{27}+e^{3-e^2+x} (1-x)}{e^{27} x+e^{3-e^2+x} x+e^3 x^2} \, dx=\ln \left (x\right )-\ln \left (x+{\mathrm {e}}^{24}+{\mathrm {e}}^{-{\mathrm {e}}^2}\,{\mathrm {e}}^x\right ) \]
[In]
[Out]