Numerical range and numerical radius for some operators

DOI10.1016/j.laa.2010.01.011zbMath1194.47005OpenAlexW2083309076MaRDI QIDQ968988

Mubariz T. Garayev, Nizameddin Sh. Iskenderov

Publication date: 11 May 2010

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

Full work available at URL: https://doi.org/10.1016/j.laa.2010.01.011

zbMATH Keywords

contractionnumerical rangemodel operatornumerical radius

Mathematics Subject Classification ID

Numerical range, numerical radius (47A12) Canonical models for contractions and nonselfadjoint linear operators (47A45)

Related Items

Gaps between some spectral characteristics of direct sum of Hilbert space operators ⋮ Some gap relations between operator norm with spectral and numerical radii of direct sum Hilbert space operators ⋮ On the boundary of numerical ranges of operators ⋮ On the convergence of some spectral characteristics of the converging operator sequences ⋮ Some estimates for the generalized numerical radius ⋮ Normal shape and numerical range of a real 2-Toeplitz tridiagonal matrix

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