Author(s):
Patrício, Pedro 
; Hartwig, Robert E.
Date: 2010
Persistent ID: http://hdl.handle.net/1822/11156
Origin: RepositóriUM - Universidade do Minho
Subject(s): Drazin inverse; Strongly-pi-regular; Drazin index
Document details
The link between regularity and strong-pi-regularity
Description
It is shown that if all powers of a ring element $a$ are regular, then $a$ will be strongly-pi-regular exactly when a suitable word in the powers of $a$ and their inner inverses is a unit.
It is shown that if all powers of a ring element $a$ are regular, then $a$ will be strongly-pi-regular exactly when a suitable word in the powers of $a$ and their inner inverses is a unit.
Document Type
Article
Language English
Language English
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