k-Hyponormality of Weighted Shifts

DOI10.2307/2159309zbMath0774.47009OpenAlexW4252572310MaRDI QIDQ4022099

Vern I. Paulsen, Scott A. McCullough

Publication date: 17 January 1993

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

Full work available at URL: https://doi.org/10.2307/2159309

zbMATH Keywords

polynomially hyponormal operators\(k\)-hyponormalityunilateral shiftsBram-conditionEmbry-condition for subnormality

Mathematics Subject Classification ID

Subnormal operators, hyponormal operators, etc. (47B20) Linear operators on special spaces (weighted shifts, operators on sequence spaces, etc.) (47B37)

Related Items (8)

Subnormality of 2-variable weighted shifts with diagonal core ⋮ A new characterization of subnormality for a class of 2-variable weighted shifts with 1-atomic core ⋮ Joint hyponormality of Toeplitz pairs with rational symbols ⋮ L(n)-HYPONORMALITY: A MISSING BRIDGE BETWEEN SUBNORMALITY AND PARANORMALITY ⋮ Mixed Bram-Halmos and Agler-Embry conditions ⋮ Separating classes of composition operators via subnormal condition ⋮ Matrix Functions of Bounded Type: An Interplay Between Function Theory and Operator Theory ⋮ Schur product techniques for the subnormality of commuting 2-variable weighted shifts

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