Formula_20452

\[\begin{gathered}W: \psi(x) \mapsto \tilde{\psi}(p)=\frac{1}{\sqrt{2 \pi}} \int_{\mathbb{R}} e^{-i p x} \psi(x) d x, \\\tilde{Q}=W Q W^{-1}, \quad \tilde{P}=W P W^{-1} .\end{gathered}\]