B-essential and B-Weyl spectra of sum of two commuting bounded operators

Faiçal Abdmouleh ()
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Faiçal Abdmouleh: Université de Sfax

Indian Journal of Pure and Applied Mathematics, 2016, vol. 47, issue 1, 23-31

Abstract: Abstract In this paper, we devote our research to the B-essential spectra of the sum of two bounded linear operators defined on a Banach space by means of the B-essential spectra of each of the two operators where their products are finite rank operators.

Keywords: B-Fredholm operators; B-essential spectra; finite rank operators (search for similar items in EconPapers)
Date: 2016
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DOI: 10.1007/s13226-015-0167-y

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