Integrand size = 67, antiderivative size = 18 \[ \int \frac {e^{2 e^{x^2}} \left (-2+2 x-4 e^{x^2} x^3+4 e^{x^2} x^2 \log (x)\right )}{-x^4+3 x^3 \log (x)-3 x^2 \log ^2(x)+x \log ^3(x)} \, dx=\frac {e^{2 e^{x^2}}}{(-x+\log (x))^2} \]
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Leaf count is larger than twice the leaf count of optimal. \(70\) vs. \(2(18)=36\).
Time = 0.17 (sec) , antiderivative size = 70, normalized size of antiderivative = 3.89, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.015, Rules used = {2326} \[ \int \frac {e^{2 e^{x^2}} \left (-2+2 x-4 e^{x^2} x^3+4 e^{x^2} x^2 \log (x)\right )}{-x^4+3 x^3 \log (x)-3 x^2 \log ^2(x)+x \log ^3(x)} \, dx=\frac {e^{2 e^{x^2}-x^2} \left (e^{x^2} x^3-e^{x^2} x^2 \log (x)\right )}{x \left (x^4-3 x^3 \log (x)+3 x^2 \log ^2(x)-x \log ^3(x)\right )} \]
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Rule 2326
Rubi steps \begin{align*} \text {integral}& = \frac {e^{2 e^{x^2}-x^2} \left (e^{x^2} x^3-e^{x^2} x^2 \log (x)\right )}{x \left (x^4-3 x^3 \log (x)+3 x^2 \log ^2(x)-x \log ^3(x)\right )} \\ \end{align*}
Time = 0.14 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.00 \[ \int \frac {e^{2 e^{x^2}} \left (-2+2 x-4 e^{x^2} x^3+4 e^{x^2} x^2 \log (x)\right )}{-x^4+3 x^3 \log (x)-3 x^2 \log ^2(x)+x \log ^3(x)} \, dx=\frac {e^{2 e^{x^2}}}{(x-\log (x))^2} \]
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Time = 1.61 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.33
method | result | size |
parallelrisch | \(\frac {{\mathrm e}^{2 \,{\mathrm e}^{x^{2}}}}{\ln \left (x \right )^{2}-2 x \ln \left (x \right )+x^{2}}\) | \(24\) |
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Time = 0.27 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.28 \[ \int \frac {e^{2 e^{x^2}} \left (-2+2 x-4 e^{x^2} x^3+4 e^{x^2} x^2 \log (x)\right )}{-x^4+3 x^3 \log (x)-3 x^2 \log ^2(x)+x \log ^3(x)} \, dx=\frac {e^{\left (2 \, e^{\left (x^{2}\right )}\right )}}{x^{2} - 2 \, x \log \left (x\right ) + \log \left (x\right )^{2}} \]
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Time = 0.14 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.22 \[ \int \frac {e^{2 e^{x^2}} \left (-2+2 x-4 e^{x^2} x^3+4 e^{x^2} x^2 \log (x)\right )}{-x^4+3 x^3 \log (x)-3 x^2 \log ^2(x)+x \log ^3(x)} \, dx=\frac {e^{2 e^{x^{2}}}}{x^{2} - 2 x \log {\left (x \right )} + \log {\left (x \right )}^{2}} \]
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Time = 0.26 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.28 \[ \int \frac {e^{2 e^{x^2}} \left (-2+2 x-4 e^{x^2} x^3+4 e^{x^2} x^2 \log (x)\right )}{-x^4+3 x^3 \log (x)-3 x^2 \log ^2(x)+x \log ^3(x)} \, dx=\frac {e^{\left (2 \, e^{\left (x^{2}\right )}\right )}}{x^{2} - 2 \, x \log \left (x\right ) + \log \left (x\right )^{2}} \]
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\[ \int \frac {e^{2 e^{x^2}} \left (-2+2 x-4 e^{x^2} x^3+4 e^{x^2} x^2 \log (x)\right )}{-x^4+3 x^3 \log (x)-3 x^2 \log ^2(x)+x \log ^3(x)} \, dx=\int { \frac {2 \, {\left (2 \, x^{3} e^{\left (x^{2}\right )} - 2 \, x^{2} e^{\left (x^{2}\right )} \log \left (x\right ) - x + 1\right )} e^{\left (2 \, e^{\left (x^{2}\right )}\right )}}{x^{4} - 3 \, x^{3} \log \left (x\right ) + 3 \, x^{2} \log \left (x\right )^{2} - x \log \left (x\right )^{3}} \,d x } \]
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Time = 12.13 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.89 \[ \int \frac {e^{2 e^{x^2}} \left (-2+2 x-4 e^{x^2} x^3+4 e^{x^2} x^2 \log (x)\right )}{-x^4+3 x^3 \log (x)-3 x^2 \log ^2(x)+x \log ^3(x)} \, dx=\frac {{\mathrm {e}}^{2\,{\mathrm {e}}^{x^2}}}{{\left (x-\ln \left (x\right )\right )}^2} \]
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