Representations for the generalized Drazin inverse in a Banach algebra

Autores UPV
Año
Revista Bulletin of Mathematical Analysis and Applications

Abstract

In this paper, we investigate additive properties for the generalized Drazin inverse in a Banach algebra A. We give some representations for the generalized Drazin inverse of a+b, where a and b are elements of A under some new conditions, extending some known results.