Joint A-hyponormality of operators in semi-Hilbert spaces

DOI10.1080/03081087.2019.1698509zbMath1482.47036OpenAlexW2992859220MaRDI QIDQ5860876

El Moctar Ould Beiba, Messaoud Guesba, Ould Ahmed Mahmoud Sid Ahmed

Publication date: 24 November 2021

Published in: Linear and Multilinear Algebra (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1080/03081087.2019.1698509

zbMATH Keywords

Hilbert spacecommuting tuple of operators\(A\)-normal operator\(A\)-hyponormal operator

Mathematics Subject Classification ID

Several-variable operator theory (spectral, Fredholm, etc.) (47A13) Subnormal operators, hyponormal operators, etc. (47B20)

Related Items (5)

On joint posinormality of operators ⋮ Class of operators related to a \((m,C)\)-isometric tuple of commuting operators ⋮ On some inequalities for numerical radius of semi-Hilbert space multioperators ⋮ Unnamed Item ⋮ Joint \(m\)-quasihyponormal operators on a Hilbert space

Cites Work

• \(A\)-\(m\)-isometric operators in semi-Hilbertian spaces
• On \((m, C)\)-isometric commuting tuples of operators on a Hilbert space
• Metric properties of projections in semi-Hilbertian spaces
• \(m\)-isometric commuting tuples of operators on a Hilbert space
• Joint numerical ranges of operators in semi-Hilbertian spaces
• Partial isometries in semi-Hilbertian spaces
• On Joint Hyponormality of Operators
• On a class of jointly hyponormal Toeplitz operators
• Joint normality of operators in semi-Hilbertian spaces
• (A,m)-Symmetric commuting tuples of operators on a Hilbert space
• On Majorization, Factorization, and Range Inclusion of Operators on Hilbert Space
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