The Weyl's Theorem and Its Perturbations in Semisimple Banach Algebra

Kong, YY; Jiang, LN; Ren, YX

Jiang, LN (corresponding author), Beijing Inst Technol, Sch Math & Stat, Beijing 100081, Peoples R China.

ACTA MATHEMATICA SINICA-ENGLISH SERIES, 2021; 37 (5): 675

Abstract

Denote a semisimple Banach algebra with an identity e by A. This paper studies the Fredholm, Weyl and Browder spectral theories in a semisimple Banach......

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