The envelope of the generalized numerical range∗

DOI10.1080/03081089808818537zbMath0898.15024OpenAlexW1982056032MaRDI QIDQ4386114

Mao-Ting Chien

Publication date: 15 October 1998

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

Full work available at URL: https://doi.org/10.1080/03081089808818537

zbMATH Keywords

\(c\)-numerical rangeCoxeter graph

Mathematics Subject Classification ID

Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50) Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60)

Related Items (6)

Complex Formulation of Poncelet Property in Numerical Range ⋮ Hyperbolic forms associated with cyclic weighted shift matrices ⋮ Singular points of cyclic weighted shift matrices ⋮ The \(c\)-numerical range of tridiagonal matrices ⋮ Flat portions on the boundary of the numerical ranges of certain Toeplitz matrices ⋮ The diameter and width of numerical ranges

Cites Work

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• Fields of values and iterative methods
• Circularity of the numerical range
• On the numerical range of tridiagonal operators
• A theorem on numerical range
• The numerical range of certain 0,1-matrices^†
• c-convex matrices: characterizations, inclusion relations and normality

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