Constructions of minimal Hermitian matrices related to a C*-subalgebra of 𝑀_{𝑛}(ℂ)

DOI10.1090/proc/16130zbMath1506.15036OpenAlexW4280612426WikidataQ114094144 ScholiaQ114094144MaRDI QIDQ5049313

Ying Zhang, Lining Jiang, Yongheng Han

Publication date: 11 November 2022

Published in: Proceedings of the American Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1090/proc/16130

zbMATH Keywords

conditional expectationminimal Hermitian matrix

Mathematics Subject Classification ID

Norms (inequalities, more than one norm, etc.) of linear operators (47A30) Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60) Hermitian, skew-Hermitian, and related matrices (15B57) General theory of (C^*)-algebras (46L05)

Related Items

Minimal elements related to a conditional expectation in a \(\mathrm{C}^\ast\)-algebra

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