Factorization and model theory for contraction operators with unitary part

DOI10.1090/memo/0198zbMath0394.47009OpenAlexW2011472185MaRDI QIDQ4176580

Joseph A. Ball

Publication date: 1978

Published in: Memoirs of the American Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1090/memo/0198

zbMATH Keywords

ContractionFactorizationInvariant SubspacesAnalytic OperatorDe Branges-Rovnyak ModelSz.Nagy-Foias ModelTheory of Nodes

Mathematics Subject Classification ID

Hermitian and normal operators (spectral measures, functional calculus, etc.) (47B15) Perturbation theory of linear operators (47A55) Invariant subspaces of linear operators (47A15) Hilbert spaces of continuous, differentiable or analytic functions (46E20) Canonical models for contractions and nonselfadjoint linear operators (47A45)

Related Items (5)

de Branges–Rovnyak Spaces: Basics and Theory ⋮ An Introduction to Hilbert Module Approach to Multivariable Operator Theory ⋮ Canonical models and the self-adjoint parts of dissipative operators ⋮ Representations of vector-valued invariant subspaces and concrete model theory ⋮ Scattering systems with several evolutions and formal reproducing kernel Hilbert spaces

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