Artigo Revisado por pares

Pseudo-(Normed Q) Algebras

2015; Royal Irish Academy; Volume: 115A; Issue: 2 Linguagem: Inglês

10.1353/mpr.2015.0002

ISSN

2009-0021

Autores

Hugo Arizmendi-Peimbert, Angel Carrillo-Hoyo,

Tópico(s)

Matrix Theory and Algorithms

Resumo

We introduce the new concept of pseudo-(normed Q) algebra. This is a generalisation of the notion of pseudo-complete algebra. Using it we study the Allan-Waelbroeck spectrum σA (x) and the extended spectrum Σ(x), given by W. Żelazko, for x in a unital locally convex algebra. In particular, we compare these two spectra.

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