A note concerning the numerical range of a basic elementary operator

DOI10.1215/20088752-3605510zbMath1351.47003OpenAlexW2441138027MaRDI QIDQ306960

Mohamed Boumazgour, Hossam A. Nabwey

Publication date: 1 September 2016

Published in: Annals of Functional Analysis (Search for Journal in Brave)

Full work available at URL: https://projecteuclid.org/euclid.afa/1466172137

zbMATH Keywords

numerical rangespectrumelementary operatorsnorm ideals

Mathematics Subject Classification ID

Norms (inequalities, more than one norm, etc.) of linear operators (47A30) Numerical range, numerical radius (47A12) Commutators, derivations, elementary operators, etc. (47B47)

Related Items (5)

Maximal numerical range of the bimultiplication M_2, A, B ⋮ Further refinements of generalized numerical radius inequalities for Hilbert space operators ⋮ Unnamed Item ⋮ Some refinements of numerical radius inequalities ⋮ On the maximal numerical range of the bimultiplication M_2,A,B

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