Title of article
The unit sum number of Baer rings
Author/Authors
Ashrafi ، Nahid - Semnan University , Pouyan ، Neda - Semnan University
Pages
8
From page
427
To page
434
Abstract
In this paper we prove that each element of any regular Baer ring is a sum of two units if no factor ring of R is isomorphic to Z2 and we characterize regular Baer rings with unit sum numbers ω and ∞. Then as an application, we discuss the unit sum number of some classes of group rings.
Keywords
unit sum number , regular Baer ring , π , regular Baer ring , right perpetual ideal
Journal title
Bulletin of the Iranian Mathematical Society
Serial Year
2016
Journal title
Bulletin of the Iranian Mathematical Society
Record number
2456065
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