Subnormal operators whose adjoints have rich point spectrum

DOI10.1016/j.jfa.2008.07.013zbMath1216.47032OpenAlexW2078254342MaRDI QIDQ952503

Jan Stochel, Il Bong Jung

Publication date: 12 November 2008

Published in: Journal of Functional Analysis (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.jfa.2008.07.013

zbMATH Keywords

point spectrumsubnormal operatorRadon-Nikodým derivativeanalytic modelsemispectral measureminimal normal extension of spectral typespectral dilation

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Subnormal operators, hyponormal operators, etc. (47B20) Coherent states (81R30) Dilations, extensions, compressions of linear operators (47A20) Cyclic vectors, hypercyclic and chaotic operators (47A16)

Related Items (7)

Composition operators on Hilbert spaces of entire functions with analytic symbols ⋮ Conditional positive definiteness in operator theory ⋮ Two-moment characterization of spectral measures on the real line ⋮ Unbounded subnormal weighted shifts on directed trees ⋮ Unnamed Item ⋮ Subnormality of unbounded composition operators over one-circuit directed graphs: exotic examples ⋮ Subnormal \(n\)th roots of quasinormal operators are quasinormal

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