Integrand size = 42, antiderivative size = 24 \[ \int e^{-2 e^4+e^{-2 e^4} \left (-3 e^{3+2 e^4}-3 x+3 x^2\right )} (-3+6 x) \, dx=2+e^{3 \left (-e^3+e^{-2 e^4} (-1+x) x\right )} \]
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Time = 0.09 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.25, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.048, Rules used = {2276, 2268} \[ \int e^{-2 e^4+e^{-2 e^4} \left (-3 e^{3+2 e^4}-3 x+3 x^2\right )} (-3+6 x) \, dx=e^{3 e^{-2 e^4} x^2-3 e^{-2 e^4} x-3 e^3} \]
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Rule 2268
Rule 2276
Rubi steps \begin{align*} \text {integral}& = \int \exp \left (-e^3 (3+2 e)-3 e^{-2 e^4} x+3 e^{-2 e^4} x^2\right ) (-3+6 x) \, dx \\ & = \exp \left (-3 e^3-3 e^{-2 e^4} x+3 e^{-2 e^4} x^2\right ) \\ \end{align*}
Time = 0.43 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.12 \[ \int e^{-2 e^4+e^{-2 e^4} \left (-3 e^{3+2 e^4}-3 x+3 x^2\right )} (-3+6 x) \, dx=e^{-3 e^{-2 e^4} \left (e^{3+2 e^4}+x-x^2\right )} \]
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Time = 0.29 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.00
method | result | size |
gosper | \({\mathrm e}^{-3 \left ({\mathrm e}^{3} {\mathrm e}^{2 \,{\mathrm e}^{4}}-x^{2}+x \right ) {\mathrm e}^{-2 \,{\mathrm e}^{4}}}\) | \(24\) |
parallelrisch | \({\mathrm e}^{-3 \left ({\mathrm e}^{3} {\mathrm e}^{2 \,{\mathrm e}^{4}}-x^{2}+x \right ) {\mathrm e}^{-2 \,{\mathrm e}^{4}}}\) | \(24\) |
risch | \({\mathrm e}^{3 \left (x^{2}-{\mathrm e}^{2 \,{\mathrm e}^{4}+3}-x \right ) {\mathrm e}^{-2 \,{\mathrm e}^{4}}}\) | \(25\) |
derivativedivides | \({\mathrm e}^{\left (-3 \,{\mathrm e}^{3} {\mathrm e}^{2 \,{\mathrm e}^{4}}+3 x^{2}-3 x \right ) {\mathrm e}^{-2 \,{\mathrm e}^{4}}}\) | \(26\) |
norman | \({\mathrm e}^{\left (-3 \,{\mathrm e}^{3} {\mathrm e}^{2 \,{\mathrm e}^{4}}+3 x^{2}-3 x \right ) {\mathrm e}^{-2 \,{\mathrm e}^{4}}}\) | \(26\) |
default | \(3 \,{\mathrm e}^{-2 \,{\mathrm e}^{4}} \left (\frac {i {\mathrm e}^{-3 \,{\mathrm e}^{3}} \sqrt {\pi }\, {\mathrm e}^{-\frac {3 \,{\mathrm e}^{-2 \,{\mathrm e}^{4}}}{4}} \sqrt {3}\, {\mathrm e}^{{\mathrm e}^{4}} \operatorname {erf}\left (i \sqrt {3}\, {\mathrm e}^{-{\mathrm e}^{4}} x -\frac {i {\mathrm e}^{-2 \,{\mathrm e}^{4}} \sqrt {3}\, {\mathrm e}^{{\mathrm e}^{4}}}{2}\right )}{6}+2 \,{\mathrm e}^{-3 \,{\mathrm e}^{3}} \left (\frac {{\mathrm e}^{2 \,{\mathrm e}^{4}} {\mathrm e}^{3 \,{\mathrm e}^{-2 \,{\mathrm e}^{4}} x^{2}-3 \,{\mathrm e}^{-2 \,{\mathrm e}^{4}} x}}{6}-\frac {i \sqrt {\pi }\, {\mathrm e}^{-\frac {3 \,{\mathrm e}^{-2 \,{\mathrm e}^{4}}}{4}} \sqrt {3}\, {\mathrm e}^{{\mathrm e}^{4}} \operatorname {erf}\left (i \sqrt {3}\, {\mathrm e}^{-{\mathrm e}^{4}} x -\frac {i {\mathrm e}^{-2 \,{\mathrm e}^{4}} \sqrt {3}\, {\mathrm e}^{{\mathrm e}^{4}}}{2}\right )}{12}\right )\right )\) | \(163\) |
parts | \(\frac {i {\mathrm e}^{-{\mathrm e}^{4}} \sqrt {\pi }\, {\mathrm e}^{-3 \,{\mathrm e}^{3}-\frac {3 \,{\mathrm e}^{-2 \,{\mathrm e}^{4}}}{4}} \sqrt {3}\, \operatorname {erf}\left (i \sqrt {3}\, {\mathrm e}^{-{\mathrm e}^{4}} x -\frac {i \sqrt {3}\, {\mathrm e}^{-{\mathrm e}^{4}}}{2}\right )}{2}-i {\mathrm e}^{-{\mathrm e}^{4}} \sqrt {\pi }\, {\mathrm e}^{-3 \,{\mathrm e}^{3}-\frac {3 \,{\mathrm e}^{-2 \,{\mathrm e}^{4}}}{4}} \sqrt {3}\, \operatorname {erf}\left (i \sqrt {3}\, {\mathrm e}^{-{\mathrm e}^{4}} x -\frac {i \sqrt {3}\, {\mathrm e}^{-{\mathrm e}^{4}}}{2}\right ) x +{\mathrm e}^{-3 \,{\mathrm e}^{3}-\frac {3 \,{\mathrm e}^{-2 \,{\mathrm e}^{4}}}{4}} \left (\left (i \sqrt {3}\, {\mathrm e}^{-{\mathrm e}^{4}} x -\frac {i \sqrt {3}\, {\mathrm e}^{-{\mathrm e}^{4}}}{2}\right ) \operatorname {erf}\left (i \sqrt {3}\, {\mathrm e}^{-{\mathrm e}^{4}} x -\frac {i \sqrt {3}\, {\mathrm e}^{-{\mathrm e}^{4}}}{2}\right ) \sqrt {\pi }+{\mathrm e}^{-\left (i \sqrt {3}\, {\mathrm e}^{-{\mathrm e}^{4}} x -\frac {i \sqrt {3}\, {\mathrm e}^{-{\mathrm e}^{4}}}{2}\right )^{2}}\right )\) | \(204\) |
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Time = 0.25 (sec) , antiderivative size = 37, normalized size of antiderivative = 1.54 \[ \int e^{-2 e^4+e^{-2 e^4} \left (-3 e^{3+2 e^4}-3 x+3 x^2\right )} (-3+6 x) \, dx=e^{\left ({\left (3 \, x^{2} - {\left (2 \, e^{4} + 3 \, e^{3}\right )} e^{\left (2 \, e^{4}\right )} - 3 \, x\right )} e^{\left (-2 \, e^{4}\right )} + 2 \, e^{4}\right )} \]
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Time = 0.06 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.12 \[ \int e^{-2 e^4+e^{-2 e^4} \left (-3 e^{3+2 e^4}-3 x+3 x^2\right )} (-3+6 x) \, dx=e^{\frac {3 x^{2} - 3 x - 3 e^{3} e^{2 e^{4}}}{e^{2 e^{4}}}} \]
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Time = 0.20 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.00 \[ \int e^{-2 e^4+e^{-2 e^4} \left (-3 e^{3+2 e^4}-3 x+3 x^2\right )} (-3+6 x) \, dx=e^{\left (3 \, {\left (x^{2} - x - e^{\left (2 \, e^{4} + 3\right )}\right )} e^{\left (-2 \, e^{4}\right )}\right )} \]
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Time = 0.26 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.00 \[ \int e^{-2 e^4+e^{-2 e^4} \left (-3 e^{3+2 e^4}-3 x+3 x^2\right )} (-3+6 x) \, dx=e^{\left (3 \, x^{2} e^{\left (-2 \, e^{4}\right )} - 3 \, x e^{\left (-2 \, e^{4}\right )} - 3 \, e^{3}\right )} \]
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Time = 0.28 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.08 \[ \int e^{-2 e^4+e^{-2 e^4} \left (-3 e^{3+2 e^4}-3 x+3 x^2\right )} (-3+6 x) \, dx={\mathrm {e}}^{-3\,{\mathrm {e}}^3}\,{\mathrm {e}}^{-3\,x\,{\mathrm {e}}^{-2\,{\mathrm {e}}^4}}\,{\mathrm {e}}^{3\,x^2\,{\mathrm {e}}^{-2\,{\mathrm {e}}^4}} \]
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