The faces of the unit balls of \(c\)-norms and \(c\)-spectral norms

DOI10.1016/0024-3795(94)00351-3zbMath0923.15014OpenAlexW2074279044WikidataQ126743029 ScholiaQ126743029MaRDI QIDQ1816936

Eduardo Marques de Sá

Publication date: 31 October 1999

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

Full work available at URL: https://doi.org/10.1016/0024-3795(94)00351-3

zbMATH Keywords

symmetriesbarycenterunit ballfaces\(c\)-norm\(c\)-spectral norm

Mathematics Subject Classification ID

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

Cites Work

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• Duality between some linear preserver problems. II: Isometries with respect to c-spectral norms and matrices with fixed singular values
• Certain isometries on \(\mathbb{R}{}^ n\)
• Faces and traces of the unit ball of a symmetric gauge function
• Exposed faces and duality for symmetric and unitarily invariant norms
• Faces of the unit ball of a unitarily invariant norm
• The Approximate Solution of Matrix Problems
• SYMMETRIC GAUGE FUNCTIONS AND UNITARILY INVARIANT NORMS
• Interpolation zwischen den Klassen 𝔖_p von Operatoren in Hilberträumen
• Convex Analysis

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