Integrand size = 120, antiderivative size = 27 \[ \int \frac {e^{\frac {9+123 x+30 x^2}{10 \log \left (\frac {2+x^2}{x}\right )}} \left (18+246 x+51 x^2-123 x^3-30 x^4+\left (246 x+120 x^2+123 x^3+60 x^4\right ) \log \left (\frac {2+x^2}{x}\right )+\left (20+10 x^2\right ) \log ^2\left (\frac {2+x^2}{x}\right )\right )}{\left (20+10 x^2\right ) \log ^2\left (\frac {2+x^2}{x}\right )} \, dx=e^{\frac {3 \left (x+\left (\frac {1}{10}+x\right ) (3+x)\right )}{\log \left (\frac {2}{x}+x\right )}} x \]
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Leaf count is larger than twice the leaf count of optimal. \(164\) vs. \(2(27)=54\).
Time = 0.80 (sec) , antiderivative size = 164, normalized size of antiderivative = 6.07, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.008, Rules used = {2326} \[ \int \frac {e^{\frac {9+123 x+30 x^2}{10 \log \left (\frac {2+x^2}{x}\right )}} \left (18+246 x+51 x^2-123 x^3-30 x^4+\left (246 x+120 x^2+123 x^3+60 x^4\right ) \log \left (\frac {2+x^2}{x}\right )+\left (20+10 x^2\right ) \log ^2\left (\frac {2+x^2}{x}\right )\right )}{\left (20+10 x^2\right ) \log ^2\left (\frac {2+x^2}{x}\right )} \, dx=-\frac {e^{\frac {3 \left (10 x^2+41 x+3\right )}{10 \log \left (\frac {x^2+2}{x}\right )}} \left (-10 x^4-41 x^3+17 x^2+\left (20 x^4+41 x^3+40 x^2+82 x\right ) \log \left (\frac {x^2+2}{x}\right )+82 x+6\right )}{\left (x^2+2\right ) \left (\frac {x \left (10 x^2+41 x+3\right ) \left (2-\frac {x^2+2}{x^2}\right )}{\left (x^2+2\right ) \log ^2\left (\frac {x^2+2}{x}\right )}-\frac {20 x+41}{\log \left (\frac {x^2+2}{x}\right )}\right ) \log ^2\left (\frac {x^2+2}{x}\right )} \]
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Rule 2326
Rubi steps \begin{align*} \text {integral}& = -\frac {e^{\frac {3 \left (3+41 x+10 x^2\right )}{10 \log \left (\frac {2+x^2}{x}\right )}} \left (6+82 x+17 x^2-41 x^3-10 x^4+\left (82 x+40 x^2+41 x^3+20 x^4\right ) \log \left (\frac {2+x^2}{x}\right )\right )}{\left (2+x^2\right ) \left (\frac {x \left (3+41 x+10 x^2\right ) \left (2-\frac {2+x^2}{x^2}\right )}{\left (2+x^2\right ) \log ^2\left (\frac {2+x^2}{x}\right )}-\frac {41+20 x}{\log \left (\frac {2+x^2}{x}\right )}\right ) \log ^2\left (\frac {2+x^2}{x}\right )} \\ \end{align*}
Time = 0.09 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.04 \[ \int \frac {e^{\frac {9+123 x+30 x^2}{10 \log \left (\frac {2+x^2}{x}\right )}} \left (18+246 x+51 x^2-123 x^3-30 x^4+\left (246 x+120 x^2+123 x^3+60 x^4\right ) \log \left (\frac {2+x^2}{x}\right )+\left (20+10 x^2\right ) \log ^2\left (\frac {2+x^2}{x}\right )\right )}{\left (20+10 x^2\right ) \log ^2\left (\frac {2+x^2}{x}\right )} \, dx=e^{\frac {3 \left (3+41 x+10 x^2\right )}{10 \log \left (\frac {2}{x}+x\right )}} x \]
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Time = 1.27 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.04
method | result | size |
risch | \({\mathrm e}^{\frac {3 x^{2}+\frac {123}{10} x +\frac {9}{10}}{\ln \left (\frac {x^{2}+2}{x}\right )}} x\) | \(28\) |
parallelrisch | \({\mathrm e}^{\frac {3 x^{2}+\frac {123}{10} x +\frac {9}{10}}{\ln \left (\frac {x^{2}+2}{x}\right )}} x\) | \(28\) |
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none
Time = 0.25 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.00 \[ \int \frac {e^{\frac {9+123 x+30 x^2}{10 \log \left (\frac {2+x^2}{x}\right )}} \left (18+246 x+51 x^2-123 x^3-30 x^4+\left (246 x+120 x^2+123 x^3+60 x^4\right ) \log \left (\frac {2+x^2}{x}\right )+\left (20+10 x^2\right ) \log ^2\left (\frac {2+x^2}{x}\right )\right )}{\left (20+10 x^2\right ) \log ^2\left (\frac {2+x^2}{x}\right )} \, dx=x e^{\left (\frac {3 \, {\left (10 \, x^{2} + 41 \, x + 3\right )}}{10 \, \log \left (\frac {x^{2} + 2}{x}\right )}\right )} \]
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Exception generated. \[ \int \frac {e^{\frac {9+123 x+30 x^2}{10 \log \left (\frac {2+x^2}{x}\right )}} \left (18+246 x+51 x^2-123 x^3-30 x^4+\left (246 x+120 x^2+123 x^3+60 x^4\right ) \log \left (\frac {2+x^2}{x}\right )+\left (20+10 x^2\right ) \log ^2\left (\frac {2+x^2}{x}\right )\right )}{\left (20+10 x^2\right ) \log ^2\left (\frac {2+x^2}{x}\right )} \, dx=\text {Exception raised: TypeError} \]
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Exception generated. \[ \int \frac {e^{\frac {9+123 x+30 x^2}{10 \log \left (\frac {2+x^2}{x}\right )}} \left (18+246 x+51 x^2-123 x^3-30 x^4+\left (246 x+120 x^2+123 x^3+60 x^4\right ) \log \left (\frac {2+x^2}{x}\right )+\left (20+10 x^2\right ) \log ^2\left (\frac {2+x^2}{x}\right )\right )}{\left (20+10 x^2\right ) \log ^2\left (\frac {2+x^2}{x}\right )} \, dx=\text {Exception raised: RuntimeError} \]
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\[ \int \frac {e^{\frac {9+123 x+30 x^2}{10 \log \left (\frac {2+x^2}{x}\right )}} \left (18+246 x+51 x^2-123 x^3-30 x^4+\left (246 x+120 x^2+123 x^3+60 x^4\right ) \log \left (\frac {2+x^2}{x}\right )+\left (20+10 x^2\right ) \log ^2\left (\frac {2+x^2}{x}\right )\right )}{\left (20+10 x^2\right ) \log ^2\left (\frac {2+x^2}{x}\right )} \, dx=\int { -\frac {{\left (30 \, x^{4} + 123 \, x^{3} - 10 \, {\left (x^{2} + 2\right )} \log \left (\frac {x^{2} + 2}{x}\right )^{2} - 51 \, x^{2} - 3 \, {\left (20 \, x^{4} + 41 \, x^{3} + 40 \, x^{2} + 82 \, x\right )} \log \left (\frac {x^{2} + 2}{x}\right ) - 246 \, x - 18\right )} e^{\left (\frac {3 \, {\left (10 \, x^{2} + 41 \, x + 3\right )}}{10 \, \log \left (\frac {x^{2} + 2}{x}\right )}\right )}}{10 \, {\left (x^{2} + 2\right )} \log \left (\frac {x^{2} + 2}{x}\right )^{2}} \,d x } \]
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Time = 15.67 (sec) , antiderivative size = 62, normalized size of antiderivative = 2.30 \[ \int \frac {e^{\frac {9+123 x+30 x^2}{10 \log \left (\frac {2+x^2}{x}\right )}} \left (18+246 x+51 x^2-123 x^3-30 x^4+\left (246 x+120 x^2+123 x^3+60 x^4\right ) \log \left (\frac {2+x^2}{x}\right )+\left (20+10 x^2\right ) \log ^2\left (\frac {2+x^2}{x}\right )\right )}{\left (20+10 x^2\right ) \log ^2\left (\frac {2+x^2}{x}\right )} \, dx=x\,{\mathrm {e}}^{\frac {3\,x^2}{\ln \left (\frac {1}{x}\right )+\ln \left (x^2+2\right )}}\,{\mathrm {e}}^{\frac {9}{10\,\left (\ln \left (\frac {1}{x}\right )+\ln \left (x^2+2\right )\right )}}\,{\mathrm {e}}^{\frac {123\,x}{10\,\left (\ln \left (\frac {1}{x}\right )+\ln \left (x^2+2\right )\right )}} \]
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