Preservers of the c-numerical radius of operator jordan semi-triple products

DOI10.7153/oam-2021-15-33OpenAlexW3176355471MaRDI QIDQ5862833

Yanfang Zhang, Xiao Chun Fang

Publication date: 10 March 2022

Published in: Operators and Matrices (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.7153/oam-2021-15-33

zbMATH Keywords

\(c\)-numerical rangepreservers\(c\)-numerical radiusJordan semi-triple product

Mathematics Subject Classification ID

Numerical range, numerical radius (47A12) Transformers, preservers (linear operators on spaces of linear operators) (47B49)

Cites Work

• Preservers of unitary similarity functions on Lie products of matrices
• Maps preserving numerical radius or cross norms of products of self-adjoint operators
• Mappings that preserve pairs of operators with zero triple Jordan product
• Preservers of radial unitary similarity functions on products of operators
• Preservers of Radial unitary similarity functions on Jordan semi-triple products of self-adjoint operators
• The \(c\)-numerical range of operator products on \({\mathcal{B}}(H)\)
• Unitary similarity invariant function preservers of skew products of operators
• Maps leaving functional values of operator products invariant
• Preservers of pseudo spectra of operator Jordan triple products
• The c-spectralc-radial and c-convex matrices
• Linear operators that preserve thec-numerical range or radius of matrices
• Maps that preserve higher-dimensional numerical ranges with operator Jordan products

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