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Generalization of Wigner's Unitary-Antiunitary Theorem for Indefinite Inner Product Spaces

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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.

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Authors and Affiliations

  1. Institute of Mathematics and Informatics, Lajos Kossuth University, P.O.Box 12, 4010 Debrecen, Hungary.¶E-mail: molnarl@math.klte.hu, , , , , , HU

    Lajos Molnár

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  1. Lajos Molnár
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Received: 30 August 1999 / Accepted: 3 October 1999

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Molnár, L. Generalization of Wigner's Unitary-Antiunitary Theorem for Indefinite Inner Product Spaces. Comm Math Phys 210, 785–791 (2000). https://doi.org/10.1007/s002200050799

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  • DOI: https://doi.org/10.1007/s002200050799

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