Generalization of Wigner's unitary-antiunitary theorem for indefinite inner product spaces
Functional Analysis
2009-10-31 v1 Mathematical Physics
math.MP
Operator Algebras
Abstract
We present a generalization of Wigner's unitary-antiunitary theorem for pairs of ray transformations. As a particular case, we get a new Wigner-type theorem for non-Hermitian indefinite inner product spaces.
Keywords
Cite
@article{arxiv.math/0005166,
title = {Generalization of Wigner's unitary-antiunitary theorem for indefinite inner product spaces},
author = {Lajos Molnar},
journal= {arXiv preprint arXiv:math/0005166},
year = {2009}
}
Comments
7 pages. To appear in Commun. Math. Phys