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math.RA2012
From ring epimorphisms to universal localisations
Frederik Marks, Jorge Vitoria
For a fixed ring, different classes of ring epimorphisms and localisation maps are compared. In fact, we provide sufficient conditions for a ring epimorphism to be a universal loca…
math.RA2010★ 7 cited
Equivalences for noncommutative projective spaces
Jorge Vitoria
Following Artin and Zhang's formulation of noncommutative projective geometry, we classify up a family of skew polynomial quadratic algebras up to graded Morita equivalence and the…