RINGS CLOSE TO SEMIREGULAR


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AYDOĞDU P., LEE Y., ÖZCAN A. Ç.

JOURNAL OF THE KOREAN MATHEMATICAL SOCIETY, cilt.49, sa.3, ss.605-622, 2012 (SCI-Expanded) identifier identifier

Özet

A ring R is called semiregular if R/J is regular and idempotents lift modulo J, where J denotes the Jacobson radical of R. We give some characterizations of rings R such that idempotents lift modulo J, and R/J satisfies one of the following conditions: (one-sided) unit-regular, strongly regular, (unit, strongly, weakly) pi-regular.