Some refinements of numerical radius inequalities for 2 × 2 operator matrices

DOI10.7153/jmi-2022-16-31OpenAlexW4285263014MaRDI QIDQ5093899

Hongwei Qiao, Eburilitu Bai, Guo-jun Hai

Publication date: 2 August 2022

Published in: Journal of Mathematical Inequalities (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.7153/jmi-2022-16-31

zbMATH Keywords

inequalityoperator normnumerical radiusoperator matrix

Mathematics Subject Classification ID

Norms (inequalities, more than one norm, etc.) of linear operators (47A30) Numerical range, numerical radius (47A12) Operator matrices (47A08)

Related Items (1)

Further Seminorm and Numerical Radius Inequalities for Products and Sums of Operators

Cites Work

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• INEQUALITIES FOR THE NORM AND THE NUMERICAL RADIUS OF LINEAR OPERATORS IN HILBERT SPACES
• Norm and numerical radius inequalities for Hilbert space operators
• New estimates for the numerical radius of Hilbert space operators

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