Finite-dimensional representations of Leavitt path algebras

被引:7
作者
Koc, Ayten [1 ]
Ozaydin, Murad [2 ]
机构
[1] Istanbul Kultur Univ, Dept Math & Comp Sci, Atakoy Campus, Istanbul, Turkey
[2] Univ Oklahoma, Dept Math, Norman, OK 73019 USA
关键词
Leavitt path algebra; quiver representations; Morita equivalence; finite-dimensional modules; nonstable K-theory; graph monoid; dimension function; K-THEORY; GRAPH;
D O I
10.1515/forum-2016-0268
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
When Gamma is a row-finite digraph, we classify all finite-dimensional modules of the Leavitt path algebra L(Gamma) via an explicit Morita equivalence given by an effective combinatorial (reduction) algorithm on the digraph Gamma. The category of (unital) L(Gamma)-modules is equivalent to a full subcategory of quiver representations of Gamma. However, the category of finite-dimensional representations of L(Gamma) is tame in contrast to the finite-dimensional quiver representations of G, which are almost always wild.
引用
收藏
页码:915 / 928
页数:14
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