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Int E^{ Ax^2 Dx Frac{\Sqrt{\Pi}}{2\Sqrt{A}}\Text{Erf}\Left(x\Sqrt{A}\Right),\\\Text Erf}(X)=\Frac{2}{\Sqrt{\Pi}}\Int 0^X E^{ T^2}Dt

Front \[\int e^{-ax^2}\ dx \]
Back \[ \frac{\sqrt{\pi}}{2\sqrt{a}}\text{erf}\left(x\sqrt{a}\right),\\\text{ where erf}(x)=\frac{2}{\sqrt{\pi}}\int_0^x e^{-t^2}dt\]

Tags: exponentials

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