The q-numerical range and the Davis-Wielandt shell of reducible 3 × 3 matrices

DOI10.1080/00036810500148994zbMath1095.15024OpenAlexW2054083577MaRDI QIDQ5291787

Hiroshi Nakazato, Mao-Ting Chien, Panayiotis J. Psarrakos

Publication date: 22 May 2006

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

Full work available at URL: https://doi.org/10.1080/00036810500148994

zbMATH Keywords

coneellipsoid

Mathematics Subject Classification ID

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

Related Items (2)

The \(q\)-numerical range of a reducible matrix via a normal operator ⋮ The boundary of theq-numerical range of a reducible matrix

Cites Work

• The constrained bilinear form and the C-numerical range
• Point equation of the boundary of the numerical range of a matrix polynomial
• Some convexity theorems for the generalized numerical ranges
• A generalized numerical range: the range of a constrained sesquilinear form
• Some Results on the q-Numerical
• Theq-numerical range of matrix polynomials
• On the boundary of theC-numerical range of a matrix
• The boundary of the range of a constrained sesquilinear form
• On theq-numerical range of matrices and matrix polynomials
• Über den Wertevorrat einer Matrix
• Davis-Wielandt shell and \(q\)-numerical range

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