Improved bounds for the numerical radius via polar decomposition of operators
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Publication:6187352
DOI10.1016/j.laa.2023.11.021arXiv2303.03051MaRDI QIDQ6187352
Publication date: 15 January 2024
Published in: Linear Algebra and its Applications (Search for Journal in Brave)
Full work available at URL: https://arxiv.org/abs/2303.03051
Norms (inequalities, more than one norm, etc.) of linear operators (47A30) Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60) Numerical range, numerical radius (47A12)
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