On a generalization of regular rings with central nilpotents

Document Type : Research Paper

Authors

Department of Mathematics, College of Sciences, Shiraz University, Shiraz, Iran

Abstract

A ring R is called π-regular if, for every x ∈ R, there exists y ∈ R such that x^n = x^n y x^n for some positive integer n. Here, we shall give some characterizations of π-regular rings in which nilpotent elements lie in the center. It is shown that these rings can be formulated in a way motivated by recent works of P. Danchev, leading to new insights into π-regular rings and providing partial answers to a question posed by him. In the end, we aim to classify this class of rings, up to an isomorphism.

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