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Extremal structure of

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Publication:3826697
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DOI10.1080/03081088908817904zbMath0673.15012OpenAlexW2098555057MaRDI QIDQ3826697

Ryszard Grząślewicz

Publication date: 1989

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

Full work available at URL: https://doi.org/10.1080/03081088908817904


zbMATH Keywords

exposed pointsextreme contractionsstrongly exposed


Mathematics Subject Classification ID

Geometry and structure of normed linear spaces (46B20) Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60) Convex sets in topological linear spaces; Choquet theory (46A55)


Related Items (3)

On the extremal structure of least upper bound norms and their dual ⋮ Exposed faces and duality for symmetric and unitarily invariant norms ⋮ Faces of the unit ball of a unitarily invariant norm



Cites Work

  • Extreme contractions on real Hilbert spaces
  • Extreme contraction operators on \(\ell_\infty\)
  • On the geometry of stable compact convex sets
  • Characterization and properties of extreme operators into C(Y)
  • Exposed points of the unit ball of \({\mathcal L}(H)\)
  • Isometries of operator algebras
  • Extreme Positive Contractions on Finite Dimensional lp-Spaces
  • A family of 2 × 2 extreme matrices and a generalization of Clarkson's inequalities


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