Article ID Journal Published Year Pages File Type
4668367 Advances in Mathematics 2006 23 Pages PDF
Abstract

We study preprojective algebras of graphs and their relationship to module categories over representations of quantum SL(2). As an application, ADE quiver varieties of Nakajima are shown to be subvarieties of the variety of representations of a certain associative algebra introduced by Lusztig.

Related Topics
Physical Sciences and Engineering Mathematics Mathematics (General)