Continuity of the spectrum on a class of upper triangular operator matrices

DOI10.1016/j.jmaa.2010.04.068zbMath1201.47004OpenAlexW2059340652MaRDI QIDQ984816

J. Martínez

Publication date: 20 July 2010

Published in: Journal of Mathematical Analysis and Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.jmaa.2010.04.068

zbMATH Keywords

upper triangular matrixBerberian extensioncontinuity of spectrum

Mathematics Subject Classification ID

Spectrum, resolvent (47A10)

Related Items (11)

Spectral properties of \(k\)-quasi-\(M\)-hyponormal operators ⋮ Spectral properties and characterization of quasi-n-hyponormal operators ⋮ Tensor products and the spectral continuity for \(k\)-quasi-\(\ast\)-class A operators ⋮ Unnamed Item ⋮ Spectral continuity using \(\nu\)-convergence ⋮ Reducibility of invariant subspaces of operators related to \(k\)-quasiclass-\(A(n)\) operators ⋮ ON THE SPECTRAL CONTINUITY ⋮ STRUCTURAL AND SPECTRAL PROPERTIES OF k-QUASI-*-PARANORMAL OPERATORS ⋮ A NOTE ON SPECTRAL CONTINUITY ⋮ Spectral properties for some extensions of isometric operators ⋮ CONTINUITY OF THE SPECTRUM ON (classA)^*

Cites Work

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