Integrand size = 121, antiderivative size = 34 \[ \int \frac {e^{\frac {x}{4+e^2}} \log (2)+\left (-4-e^2\right ) \log (2)+\left (e^{\frac {x}{4+e^2}} \left (8+2 e^2\right )-8 x-2 e^2 x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )}{\left (e^{\frac {x}{4+e^2}} \left (4+e^2\right )-4 x-e^2 x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )} \, dx=e^{\frac {5}{\log (2)}}+2 x-\frac {\log (2)}{\log \left (e^{\frac {x}{4+e^2}}-x\right )} \]
[Out]
Time = 0.30 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.76, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.025, Rules used = {6, 6820, 6818} \[ \int \frac {e^{\frac {x}{4+e^2}} \log (2)+\left (-4-e^2\right ) \log (2)+\left (e^{\frac {x}{4+e^2}} \left (8+2 e^2\right )-8 x-2 e^2 x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )}{\left (e^{\frac {x}{4+e^2}} \left (4+e^2\right )-4 x-e^2 x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )} \, dx=2 x-\frac {\log (2)}{\log \left (e^{\frac {x}{4+e^2}}-x\right )} \]
[In]
[Out]
Rule 6
Rule 6818
Rule 6820
Rubi steps \begin{align*} \text {integral}& = \int \frac {e^{\frac {x}{4+e^2}} \log (2)+\left (-4-e^2\right ) \log (2)+\left (e^{\frac {x}{4+e^2}} \left (8+2 e^2\right )-8 x-2 e^2 x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )}{\left (e^{\frac {x}{4+e^2}} \left (4+e^2\right )+\left (-4-e^2\right ) x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )} \, dx \\ & = \int \left (2+\frac {\left (e^{\frac {x}{4+e^2}}-4 \left (1+\frac {e^2}{4}\right )\right ) \log (2)}{\left (4+e^2\right ) \left (e^{\frac {x}{4+e^2}}-x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )}\right ) \, dx \\ & = 2 x+\frac {\log (2) \int \frac {e^{\frac {x}{4+e^2}}-4 \left (1+\frac {e^2}{4}\right )}{\left (e^{\frac {x}{4+e^2}}-x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )} \, dx}{4+e^2} \\ & = 2 x-\frac {\log (2)}{\log \left (e^{\frac {x}{4+e^2}}-x\right )} \\ \end{align*}
Time = 0.06 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.76 \[ \int \frac {e^{\frac {x}{4+e^2}} \log (2)+\left (-4-e^2\right ) \log (2)+\left (e^{\frac {x}{4+e^2}} \left (8+2 e^2\right )-8 x-2 e^2 x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )}{\left (e^{\frac {x}{4+e^2}} \left (4+e^2\right )-4 x-e^2 x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )} \, dx=2 x-\frac {\log (2)}{\log \left (e^{\frac {x}{4+e^2}}-x\right )} \]
[In]
[Out]
Time = 0.88 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.74
method | result | size |
risch | \(2 x -\frac {\ln \left (2\right )}{\ln \left ({\mathrm e}^{\frac {x}{4+{\mathrm e}^{2}}}-x \right )}\) | \(25\) |
norman | \(\frac {2 x \ln \left ({\mathrm e}^{\frac {x}{4+{\mathrm e}^{2}}}-x \right )-\ln \left (2\right )}{\ln \left ({\mathrm e}^{\frac {x}{4+{\mathrm e}^{2}}}-x \right )}\) | \(40\) |
parallelrisch | \(-\frac {-2 \,{\mathrm e}^{2} \ln \left ({\mathrm e}^{\frac {x}{4+{\mathrm e}^{2}}}-x \right ) x +{\mathrm e}^{2} \ln \left (2\right )-8 x \ln \left ({\mathrm e}^{\frac {x}{4+{\mathrm e}^{2}}}-x \right )+4 \ln \left (2\right )}{\ln \left ({\mathrm e}^{\frac {x}{4+{\mathrm e}^{2}}}-x \right ) \left (4+{\mathrm e}^{2}\right )}\) | \(71\) |
[In]
[Out]
none
Time = 0.26 (sec) , antiderivative size = 39, normalized size of antiderivative = 1.15 \[ \int \frac {e^{\frac {x}{4+e^2}} \log (2)+\left (-4-e^2\right ) \log (2)+\left (e^{\frac {x}{4+e^2}} \left (8+2 e^2\right )-8 x-2 e^2 x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )}{\left (e^{\frac {x}{4+e^2}} \left (4+e^2\right )-4 x-e^2 x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )} \, dx=\frac {2 \, x \log \left (-x + e^{\left (\frac {x}{e^{2} + 4}\right )}\right ) - \log \left (2\right )}{\log \left (-x + e^{\left (\frac {x}{e^{2} + 4}\right )}\right )} \]
[In]
[Out]
Time = 0.12 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.50 \[ \int \frac {e^{\frac {x}{4+e^2}} \log (2)+\left (-4-e^2\right ) \log (2)+\left (e^{\frac {x}{4+e^2}} \left (8+2 e^2\right )-8 x-2 e^2 x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )}{\left (e^{\frac {x}{4+e^2}} \left (4+e^2\right )-4 x-e^2 x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )} \, dx=2 x - \frac {\log {\left (2 \right )}}{\log {\left (- x + e^{\frac {x}{4 + e^{2}}} \right )}} \]
[In]
[Out]
none
Time = 0.33 (sec) , antiderivative size = 39, normalized size of antiderivative = 1.15 \[ \int \frac {e^{\frac {x}{4+e^2}} \log (2)+\left (-4-e^2\right ) \log (2)+\left (e^{\frac {x}{4+e^2}} \left (8+2 e^2\right )-8 x-2 e^2 x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )}{\left (e^{\frac {x}{4+e^2}} \left (4+e^2\right )-4 x-e^2 x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )} \, dx=\frac {2 \, x \log \left (-x + e^{\left (\frac {x}{e^{2} + 4}\right )}\right ) - \log \left (2\right )}{\log \left (-x + e^{\left (\frac {x}{e^{2} + 4}\right )}\right )} \]
[In]
[Out]
none
Time = 0.63 (sec) , antiderivative size = 39, normalized size of antiderivative = 1.15 \[ \int \frac {e^{\frac {x}{4+e^2}} \log (2)+\left (-4-e^2\right ) \log (2)+\left (e^{\frac {x}{4+e^2}} \left (8+2 e^2\right )-8 x-2 e^2 x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )}{\left (e^{\frac {x}{4+e^2}} \left (4+e^2\right )-4 x-e^2 x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )} \, dx=\frac {2 \, x \log \left (-x + e^{\left (\frac {x}{e^{2} + 4}\right )}\right ) - \log \left (2\right )}{\log \left (-x + e^{\left (\frac {x}{e^{2} + 4}\right )}\right )} \]
[In]
[Out]
Time = 10.30 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.71 \[ \int \frac {e^{\frac {x}{4+e^2}} \log (2)+\left (-4-e^2\right ) \log (2)+\left (e^{\frac {x}{4+e^2}} \left (8+2 e^2\right )-8 x-2 e^2 x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )}{\left (e^{\frac {x}{4+e^2}} \left (4+e^2\right )-4 x-e^2 x\right ) \log ^2\left (e^{\frac {x}{4+e^2}}-x\right )} \, dx=2\,x-\frac {\ln \left (2\right )}{\ln \left ({\mathrm {e}}^{\frac {x}{{\mathrm {e}}^2+4}}-x\right )} \]
[In]
[Out]