C ∗ -Extreme Points of some Compact C ∗ -Convex Sets

DOI10.2307/2160119zbMath0782.15017OpenAlexW4231493608MaRDI QIDQ4201607

Douglas R. Farenick, Phillip B. Morenz

Publication date: 1 September 1993

Published in: Proceedings of the American Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2307/2160119

zbMATH Keywords

\(C^*\)-algebracomplex matriceshyponormal operatorsnormal matrices\(C^*\)- extreme point\(C^*\)-convexcompact \(C^*\)-convex setsmatricial ranges

Mathematics Subject Classification ID

Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60) Numerical range, numerical radius (47A12) General theory of (C^*)-algebras (46L05) Convex sets in topological linear spaces; Choquet theory (46A55) Convex sets and cones of operators (47L07)

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