Triangular Truncation and Normal Limits of Nilpotent Operators

DOI10.2307/2160985zbMath0840.47011OpenAlexW4235126807MaRDI QIDQ4845882

Donald W. Hadwin

Publication date: 7 September 1995

Full work available at URL: https://doi.org/10.2307/2160985

zbMATH Keywords

normal operators that are norm limits of nilpotentsproduct of the normtriangular truncation map

Mathematics Subject Classification ID

Hermitian and normal operators (spectral measures, functional calculus, etc.) (47B15) Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60) Linear operator approximation theory (47A58)

Related Items (1)

Normal limits of nilpotent operators in von Neumann algebras

Cites Work

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• Triangular truncation and finding the norm of a Hadamard multiplier
• The main triangle projection in matrix spaces and its applications
• Every n × n Matrix Z with Real Spectrum Satisfies || Z - Z ∗ || ≦ || Z + Z ∗ || (log 2 n + 0.038)

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