Norm estimates for functions of non-selfadjoint operators nonregular on the convex hull of the spectrum

DOI10.1515/dema-2017-0026OpenAlexW2765148595MaRDI QIDQ1679949

Michael I. Gil'

Publication date: 22 November 2017

Published in: Demonstratio Mathematica (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1515/dema-2017-0026

zbMATH Keywords

meromorphic functionlogarithmfractional powerfunctions of non-selfadjoint operators

Mathematics Subject Classification ID

Linear operator inequalities (47A63) Linear operators belonging to operator ideals (nuclear, (p)-summing, in the Schatten-von Neumann classes, etc.) (47B10) Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60) Functional calculus for linear operators (47A60) Miscellaneous inequalities involving matrices (15A45) Functions whose values are linear operators (operator- and matrix-valued functions, etc., including analytic and meromorphic ones) (47A56)

Related Items (3)

Resolvents of functions of operators with Hilbert-Schmidt hermitian components ⋮ Triangular representations of functions of operators with Schatten–von Neumann Hermitian components ⋮ Perturbations of operator functions: a survey

Cites Work

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