Essential Numerical Range in B(l 1 )

DOI10.2307/2044155zbMath0463.47004OpenAlexW2013687066MaRDI QIDQ3913917

David A. Legg, Douglas W. Townsend

Publication date: 1981

Published in: Proceedings of the American Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2307/2044155

zbMATH Keywords

essential numerical rangeCalkin algebralifting problemsM-ideal

Mathematics Subject Classification ID

Numerical range, numerical radius (47A12) Perturbation theory of linear operators (47A55) Linear operators on special spaces (weighted shifts, operators on sequence spaces, etc.) (47B37)

Related Items (1)

On the essential numerical spectrum of operators on Banach spaces

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