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Generalized Weyl's theorems for polaroid operators
ArticleAbstract: In this paper we establish necessary and sufficient conditions on bounded linear operators for whichPalabras claves:Generalized Weyl's theorems, Polaroid operators, Semi B-Fredholm operatorAutores:Carpintero C., Garcia O., José E. Sanabria, Muñoz D., Rosas E.Fuentes:scopusOn property (Saw) and others spectral properties type Weyl-Browder theorems
ArticleAbstract: An operator T acting on a Banach space X satisfies the property (aw) if σ(T) \ σw(T) = Ea(T), wherePalabras claves:A-Weyl's theorem, Property (Sab), Property (Saw), Semi B-Fredholm operatorAutores:Carpintero C., Garcia O., José E. Sanabria, Rosas E.Fuentes:scopusProperty (gR) under nilpotent commuting perturbation
ArticleAbstract: The property (gR), introduced in [Aiena, P., Guillen, J. and Peña, P., Property (gR) and perturbatioPalabras claves:Perturbation, Property (gR), Semi B-Fredholm operatorAutores:Carpintero C., Garcia O., José E. Sanabria, Rosas E.Fuentes:scopus