Generalized Drazin-type spectra of Operator matrices
Abstract: In this paper, we investigate the limit points set of surjective and approximate point spectra of upper triangular operator matrices . We prove that σ*(MC) ∪ W=σ*(𝐴)∪σ*(𝐵) where W is the union of certain holes in &...
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Autores principales: | Tajmouati,A., Abkari,M., Karmouni,M. |
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Lenguaje: | English |
Publicado: |
Universidad Católica del Norte, Departamento de Matemáticas
2018
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Materias: | |
Acceso en línea: | http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-09172018000100119 |
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