Linear maps transforming the higher numerical ranges

DOI10.1016/j.laa.2004.11.026zbMath1076.15005OpenAlexW2096110306MaRDI QIDQ1779268

Nung-Sing Sze, Yiu-Tung Poon, Chi-Kwong Li

Publication date: 1 June 2005

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

Full work available at URL: https://doi.org/10.1016/j.laa.2004.11.026

zbMATH Keywords

Hermitian matricescomplex matriceslinear preservers\(k\)-numerical range\(k\)-numerical radius

Mathematics Subject Classification ID

Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60) Linear transformations, semilinear transformations (15A04)

Related Items

\(c\)-Numerical radius isometries on matrix algebras and triangular matrix algebras, Linear \(k\)-power/\(k\)-potent preservers between matrix spaces

Cites Work

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