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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:scopusNew decompositions for the classes of quasi-Fredholm and semi B-Weyl operators
ArticleAbstract: In this paper, we show that if T ϵL(X) is a quasi-Fredholm operator of degree d such that N(Td)+R(T)Palabras claves:decomposition, nilpotent operator, Perturbation, Quasi-Fredholm operatorAutores:Carpintero C., Causil D., Garcia O., José E. SanabriaFuentes:scopusOn generalized property (v) for bounded linear operators
ArticleAbstract: An operator T acting on a Banach space X has property (gw) if σa(T) \ σSBF-+ (T) = E(T), where σa(T)Palabras claves:Generalized weyl's theorem, Property (gv), Property (v), Semi-BFredholm operator.Autores:Carpintero C., Garcia O., José E. Sanabria, Rosas E.Fuentes:scopusOn strong variations of weyl type theorems
ArticleAbstract: An operator T acting on a Banach space X satisfies the property (UWE) if (Formula Presented), wherePalabras claves:Property (UWE), Property (VE), Property (WE), Semi-Fredholm operator, Weyl's theoremAutores:Carpintero C., Garcia O., José E. Sanabria, Rosas E., Vasquez L.Fuentes:scopusOn the hebkp_reditary character of certain spectral properties and some applications
ArticleAbstract: In this paper we study the behavior of certain spectral properties of an operator T on a proper closPalabras claves:Integral operators, Restrictions of operators, semi-Fredholm theory, spectral properties, Weyl type theoremsAutores:Carpintero C., Garcia O., José E. Sanabria, Malaver A., Rosas E.Fuentes:scopusWeyl Type Theorems and Restrictions
ArticleAbstract: In this paper we show that for a bounded linear operator T∈L(X) acting on a Banach space X, the studPalabras claves:47A11, 47A55, Primary 47A10, Secondary 47A53Autores:Carpintero C., Garcia O., José E. Sanabria, Muñoz D., Rosas E.Fuentes:scopusStrong variations of Weyl and Browder type theorems for direct sums and restrictions
ArticleAbstract: In this paper, we study the stability under direct sums and restrictions of some strong variations oPalabras claves:Direct sums, Property (V ) E, Restrictions, Semi-Fredholm operatorAutores:Carpintero C., Garcia O., José E. Sanabria, Rosas E., Vasquez L.Fuentes:scopus