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Pseudospectrum of an element of a Banach algebra
Work
Year: 2017
Type: article
Abstract: The ε -pseudospectrum Λ ε (a) of an element a of an arbitrary Banach algebra A is studied.Its relationships with the spectrum and numerical range of a are given.Characterizations of scalar, Hermitian ... more
Cites: 23
Cited by: 16
Related to: 10
FWCI: 1.89
Citation percentile (by year/subfield): 94.36
Open Access status: gold