Integrand size = 50, antiderivative size = 31 \[ \int \frac {x-2 x \log (x)+\left (9+e^x (-3-3 x)+e^{x^2} \left (-3-6 x^2\right )\right ) \log ^2(x)+3 \log ^3(x)}{3 \log ^2(x)} \, dx=1+2 x+x \left (-e^x-e^{x^2}-\frac {x}{3 \log (x)}+\log (x)\right ) \]
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Time = 0.21 (sec) , antiderivative size = 38, normalized size of antiderivative = 1.23, number of steps used = 18, number of rules used = 12, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.240, Rules used = {12, 6874, 2258, 2235, 2243, 6820, 2207, 2225, 2343, 2346, 2209, 2332} \[ \int \frac {x-2 x \log (x)+\left (9+e^x (-3-3 x)+e^{x^2} \left (-3-6 x^2\right )\right ) \log ^2(x)+3 \log ^3(x)}{3 \log ^2(x)} \, dx=-e^{x^2} x-\frac {x^2}{3 \log (x)}+2 x+e^x-e^x (x+1)+x \log (x) \]
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Rule 12
Rule 2207
Rule 2209
Rule 2225
Rule 2235
Rule 2243
Rule 2258
Rule 2332
Rule 2343
Rule 2346
Rule 6820
Rule 6874
Rubi steps \begin{align*} \text {integral}& = \frac {1}{3} \int \frac {x-2 x \log (x)+\left (9+e^x (-3-3 x)+e^{x^2} \left (-3-6 x^2\right )\right ) \log ^2(x)+3 \log ^3(x)}{\log ^2(x)} \, dx \\ & = \frac {1}{3} \int \left (-3 e^{x^2} \left (1+2 x^2\right )+\frac {x-2 x \log (x)+9 \log ^2(x)-3 e^x \log ^2(x)-3 e^x x \log ^2(x)+3 \log ^3(x)}{\log ^2(x)}\right ) \, dx \\ & = \frac {1}{3} \int \frac {x-2 x \log (x)+9 \log ^2(x)-3 e^x \log ^2(x)-3 e^x x \log ^2(x)+3 \log ^3(x)}{\log ^2(x)} \, dx-\int e^{x^2} \left (1+2 x^2\right ) \, dx \\ & = \frac {1}{3} \int \left (9-3 e^x (1+x)+\frac {x}{\log ^2(x)}-\frac {2 x}{\log (x)}+3 \log (x)\right ) \, dx-\int \left (e^{x^2}+2 e^{x^2} x^2\right ) \, dx \\ & = 3 x+\frac {1}{3} \int \frac {x}{\log ^2(x)} \, dx-\frac {2}{3} \int \frac {x}{\log (x)} \, dx-2 \int e^{x^2} x^2 \, dx-\int e^{x^2} \, dx-\int e^x (1+x) \, dx+\int \log (x) \, dx \\ & = 2 x-e^{x^2} x-e^x (1+x)-\frac {1}{2} \sqrt {\pi } \text {erfi}(x)-\frac {x^2}{3 \log (x)}+x \log (x)+\frac {2}{3} \int \frac {x}{\log (x)} \, dx-\frac {2}{3} \text {Subst}\left (\int \frac {e^{2 x}}{x} \, dx,x,\log (x)\right )+\int e^x \, dx+\int e^{x^2} \, dx \\ & = e^x+2 x-e^{x^2} x-e^x (1+x)-\frac {2}{3} \text {Ei}(2 \log (x))-\frac {x^2}{3 \log (x)}+x \log (x)+\frac {2}{3} \text {Subst}\left (\int \frac {e^{2 x}}{x} \, dx,x,\log (x)\right ) \\ & = e^x+2 x-e^{x^2} x-e^x (1+x)-\frac {x^2}{3 \log (x)}+x \log (x) \\ \end{align*}
Time = 0.11 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.06 \[ \int \frac {x-2 x \log (x)+\left (9+e^x (-3-3 x)+e^{x^2} \left (-3-6 x^2\right )\right ) \log ^2(x)+3 \log ^3(x)}{3 \log ^2(x)} \, dx=2 x-e^x x-e^{x^2} x-\frac {x^2}{3 \log (x)}+x \log (x) \]
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Time = 0.13 (sec) , antiderivative size = 30, normalized size of antiderivative = 0.97
method | result | size |
default | \(2 x -\frac {x^{2}}{3 \ln \left (x \right )}-{\mathrm e}^{x} x -{\mathrm e}^{x^{2}} x +x \ln \left (x \right )\) | \(30\) |
risch | \(2 x -\frac {x^{2}}{3 \ln \left (x \right )}-{\mathrm e}^{x} x -{\mathrm e}^{x^{2}} x +x \ln \left (x \right )\) | \(30\) |
parts | \(2 x -\frac {x^{2}}{3 \ln \left (x \right )}-{\mathrm e}^{x} x -{\mathrm e}^{x^{2}} x +x \ln \left (x \right )\) | \(30\) |
parallelrisch | \(-\frac {-3 x \ln \left (x \right )^{2}+3 x \,{\mathrm e}^{x} \ln \left (x \right )+3 x \,{\mathrm e}^{x^{2}} \ln \left (x \right )+x^{2}-6 x \ln \left (x \right )}{3 \ln \left (x \right )}\) | \(39\) |
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Time = 0.26 (sec) , antiderivative size = 37, normalized size of antiderivative = 1.19 \[ \int \frac {x-2 x \log (x)+\left (9+e^x (-3-3 x)+e^{x^2} \left (-3-6 x^2\right )\right ) \log ^2(x)+3 \log ^3(x)}{3 \log ^2(x)} \, dx=\frac {3 \, x \log \left (x\right )^{2} - x^{2} - 3 \, {\left (x e^{\left (x^{2}\right )} + x e^{x} - 2 \, x\right )} \log \left (x\right )}{3 \, \log \left (x\right )} \]
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Time = 0.20 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.87 \[ \int \frac {x-2 x \log (x)+\left (9+e^x (-3-3 x)+e^{x^2} \left (-3-6 x^2\right )\right ) \log ^2(x)+3 \log ^3(x)}{3 \log ^2(x)} \, dx=- \frac {x^{2}}{3 \log {\left (x \right )}} - x e^{x} - x e^{x^{2}} + x \log {\left (x \right )} + 2 x \]
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Result contains higher order function than in optimal. Order 4 vs. order 3.
Time = 0.21 (sec) , antiderivative size = 41, normalized size of antiderivative = 1.32 \[ \int \frac {x-2 x \log (x)+\left (9+e^x (-3-3 x)+e^{x^2} \left (-3-6 x^2\right )\right ) \log ^2(x)+3 \log ^3(x)}{3 \log ^2(x)} \, dx=-x e^{\left (x^{2}\right )} - {\left (x - 1\right )} e^{x} + x \log \left (x\right ) + 2 \, x - \frac {2}{3} \, {\rm Ei}\left (2 \, \log \left (x\right )\right ) - e^{x} + \frac {2}{3} \, \Gamma \left (-1, -2 \, \log \left (x\right )\right ) \]
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Time = 0.34 (sec) , antiderivative size = 38, normalized size of antiderivative = 1.23 \[ \int \frac {x-2 x \log (x)+\left (9+e^x (-3-3 x)+e^{x^2} \left (-3-6 x^2\right )\right ) \log ^2(x)+3 \log ^3(x)}{3 \log ^2(x)} \, dx=-\frac {3 \, x e^{\left (x^{2}\right )} \log \left (x\right ) + 3 \, x e^{x} \log \left (x\right ) - 3 \, x \log \left (x\right )^{2} + x^{2} - 6 \, x \log \left (x\right )}{3 \, \log \left (x\right )} \]
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Time = 11.00 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.94 \[ \int \frac {x-2 x \log (x)+\left (9+e^x (-3-3 x)+e^{x^2} \left (-3-6 x^2\right )\right ) \log ^2(x)+3 \log ^3(x)}{3 \log ^2(x)} \, dx=2\,x-x\,{\mathrm {e}}^{x^2}-\frac {x^2}{3\,\ln \left (x\right )}-x\,{\mathrm {e}}^x+x\,\ln \left (x\right ) \]
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