The Weyl calculus is a means of constructing functions of a system of hermitian operators which do not necessarily commute with each other. This note gives a new proof of a formula, due to E. Nelson, ...
This is a preview. Log in through your library . Abstract A distribution G on (0, ∞) is called matrix-exponential if the density has the form $\boldsymbol{\alpha}\mathbf{\mathit{e}}^{{\bf T}z}$ s ...
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