A characterization of \(k\)-hyponormality via weak subnormality.

DOI10.1016/S0022-247X(03)00034-9zbMath1036.47011MaRDI QIDQ1874616

Il Bong Jung, Sang Soo Park, Raúl E. Curto

Publication date: 25 May 2003

Published in: Journal of Mathematical Analysis and Applications (Search for Journal in Brave)

zbMATH Keywords

\(k\)-hyponormalityweak subnormalityminimal normal extensions of subnormal operators

Mathematics Subject Classification ID

Subnormal operators, hyponormal operators, etc. (47B20)

Related Items (5)

Mixed Bram-Halmos and Agler-Embry conditions ⋮ A new criterion for $k$-hyponormality via weak subnormality ⋮ Hyponormal operators with rank-two self-commutators ⋮ WEAKLY SUBNORMAL WEIGHTED SHIFTS NEED NOT BE 2-HYPONORMAL ⋮ Weak subnormality of infinite 4-banded matrices

Cites Work

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• Linear combinations of hyponormal operators
• Weak subnormality of operators
• Towards a model theory for 2-hyponormal operators.
• Which weighted shifts are subnormal
• Subnormal operators

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