ThmDex – An index of mathematical definitions, results, and conjectures.
F12596
Formulation 0
Let $f : \mathbb{R} \to \mathbb{R}$ be the D2719: Standard real gaussian density function.
Then
(1) $f$ is a D5614: Differentiable real function
(2) \begin{equation} f'(x) = - x f(x) \end{equation}