Spectrum of Weighted Composition Operators. Part III. Essential spectra of some disjointness preserving operators on Banach lattices

2013/09/17 by Arkady Kitover, Kitover, Arkady
Mathematics · #46B60 #FOS: Mathematics #Functional Analysis (math.FA) #Primary 47B33 #Secondary 47B48 #Spectral Theory (math.SP) #math.FA #math.SP #msc:46B60 #msc:47B33 #msc:47B48

paper · pdf · doi:10.48550/arxiv.1309.4475

arxiv created 2013/09/17 · arxiv updated 2013/09/19

Abstract

We describe essential (in particular Fredholm and semi-Fredholm) spectra of operators on Banach lattices of the form T=wU, where w is a central operator and U is a disjointness preserving operator such that its spectrum σ(U) is a subset of the unit circle.

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