Toronto Metropolitan University

output

20022008

most citedThe stepping stone model. II: Genealogies and the infinite sites model

38 citations

Showing 2005 · math.ACShow all

2 papers · 2 filters

math.AC2005

Endomorphism rings of finite global dimension

Graham J. Leuschke

For a commutative local ring $R$ , consider (noncommutative) $R$ -algebras $Λ$ of the form $Λ = E n d_{R} (M)$ where $M$ is a reflexive $R$ -module with nonzero free direct summand. Such al…

math.AC2005

Factoring the Adjoint and Maximal Cohen--Macaulay Modules over the Generic Determinant

Ragnar-Olaf Buchweitz, Graham J. Leuschke

A question of Bergman asks whether the adjoint of the generic square matrix over a field can be factored nontrivially as a product of square matrices. We show that such factorizati…