Abstract
A new interpretation of the scalar product in Hilbert space was presented recently by Aharonov, Albert, and Au. Here the essential equivalence between such a view-point and Wigner's exact reformulation of nonrelativistic quantum mechanics using distribution functions is pointed out.
- Received 3 November 1981
DOI:https://doi.org/10.1103/PhysRevLett.48.525
©1982 American Physical Society