Article ID Journal Published Year Pages File Type 4598157 Journal of Pure and Applied Algebra 2008 5 Pages PDF Abstract Let R be a prime ring and eâR be an idempotent. We show that eRR is nonsingular, CS and 1 Keywords 16D6016N60primarysecondary Related Topics Physical Sciences and Engineering Mathematics Algebra and Number Theory Preview Authors Dinh Van Huynh, Related Articles Fibrations and Yoneda's lemma in an ∞-cosmos Simple transitive 2-representations for some 2-subcategories of Soergel bimodules Étoiles and valuations Ratliff–Rush filtration, regularity and depth of higher associated graded modules. Part II On intersections of two-sided ideals of Leavitt path algebras Tensor products of higher almost split sequences Simple transitive 2-representations of Soergel bimodules in type B2 Riordan trees and the homotopy sl2 weight system Residue fields for a class of rational E∞-rings and applications Minimum distance functions of graded ideals and Reed–Muller-type codes