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scientific article; zbMATH DE number 624985 - MaRDI portal

scientific article; zbMATH DE number 624985

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Publication:4303511

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zbMath0802.47012MaRDI QIDQ4303511

Rainer Berntzen

Publication date: 15 December 1994

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

approximation by positive or self-adjoint elements and by positive contractions extreme points of the convex set of all approximants normal spectral approximation in a unital \(C^*\)-algebra

Mathematics Subject Classification ID

Linear operator approximation theory (47A58) Approximation by operators (in particular, by integral operators) (41A35) Approximation by positive operators (41A36) Convex sets and cones of operators (47L07)

Related Items (1)

Normal spectral approximation in \(C^*\)-algebras and in von Neumann-algebras

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