Signatures for ‐hermitians and ‐unitaries on Krein spaces with Real structures

DOI10.1002/mana.201600018zbMath1506.46029arXiv1601.03992OpenAlexW2963483692MaRDI QIDQ5359086

Carlos Villegas-Blas, Hermann Schulz-Baldes

Publication date: 22 September 2017

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

Full work available at URL: https://arxiv.org/abs/1601.03992

zbMATH Keywords

Fredholm operatorsKrein spacesspectral analysis with symmetries

Mathematics Subject Classification ID

Generalizations of inner products (semi-inner products, partial inner products, etc.) (46C50) (Semi-) Fredholm operators; index theories (47A53) Spaces with indefinite inner product (Kre?n spaces, Pontryagin spaces, etc.) (46C20)

Related Items (3)

Space and time dimensions of algebras with application to Lorentzian noncommutative geometry and quantum electrodynamics ⋮ Signature and spectral flow of \(J\)-unitary \(\mathbb S^1\)-Fredholm operators ⋮ Topological edge states for disordered bosonic systems

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