Approximating the shift with Toeplitz operators

DOI10.1007/BF01214375zbMath0291.47014OpenAlexW2088110998MaRDI QIDQ1211236

Richard Bouldin

Publication date: 1975

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

Full work available at URL: https://eudml.org/doc/172228

Mathematics Subject Classification ID

Subnormal operators, hyponormal operators, etc. (47B20) Perturbation theory of linear operators (47A55) Toeplitz operators, Hankel operators, Wiener-Hopf operators (47B35)

Cites Work

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• Strong continuity of operator functions
• Which weighted shifts are subnormal
• An inequality for the area of hyponormal spectra
• Shifts on Hilbert spaces.
• Positive near-approximants and some problems of Halmos
• Hyponormal operators and spectral density
• Ten problems in Hilbert space
• The Cesaro Operator in ℓ 2 is Subnormal
• Positive Approximants

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