q-numerical ranges of normal and convex matrices

DOI10.1080/03081089808818538zbMath0899.15016OpenAlexW2094064119MaRDI QIDQ4386115

Chi-Kwong Li

Publication date: 15 November 1998

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

Full work available at URL: https://doi.org/10.1080/03081089808818538

zbMATH Keywords

eigenvaluesnormal matrices\(q\)-numerical rangeconvex matrices

Mathematics Subject Classification ID

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

Related Items (3)

Davis-Wielandt shell and \(q\)-numerical range ⋮ Theq-numerical range of matrix polynomials ⋮ A numerical investigation of the \(c\)-\textit{numerical ranges} of differential operators

Cites Work

• The constrained bilinear form and the C-numerical range
• Constrained extrema of bilinear functionals
• Joint ranges of Hermitian matrices and simultaneous diagonalization
• Some convexity theorems for the generalized numerical ranges
• A generalized numerical range: the range of a constrained sesquilinear form
• The boundary of the range of a constrained sesquilinear form

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