Some Spectral Properties of Contractive and Expansive Operators in Indefinite Inner Product Spaces

DOI10.1002/mana.19931620119zbMath0836.47024OpenAlexW1992233192WikidataQ124629991 ScholiaQ124629991MaRDI QIDQ4302893

Heinz K. Langer, Tomas Ya. Azizov

Publication date: 29 April 1996

Published in: Mathematische Nachrichten (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1002/mana.19931620119

zbMATH Keywords

contractionindefinite inner product spacescontractivePontrjagin spaceexpansive operators

Mathematics Subject Classification ID

Linear operators on spaces with an indefinite metric (47B50)

Related Items (3)

Nonnegative solutions of algebraic Riccati equations ⋮ The algebraic structure of \(H\)-dissipative operators in a finite-dimensional space ⋮ The Point Spectrum of Unitary Dilations in Kreĭ Spaces

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