3 x 3 matrices with a flat portion on the boundary of the numerical range

DOI10.1016/j.laa.2004.10.014zbMath1071.15029OpenAlexW2037494167MaRDI QIDQ1774969

Ilya M. Spitkovskij, Leiba Rodman

Publication date: 4 May 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.2004.10.014

zbMATH Keywords

numerical rangesflat portionunitary irreducible complex \(3 \times 3\) matrices

Mathematics Subject Classification ID

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

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Cites Work

• The numerical range of \(3 \times 3\) matrices
• On flat portions on the boundary of the numerical range
• A Complete Set of Unitary Invariants for 3 × 3 Complex Matrices
• Über den Wertevorrat einer Matrix
• Unnamed Item
• Unnamed Item