Brill-Noether theory of squarefree modules supported on a graph

被引：0
|
作者：
Floystad, Gunnar [1 ]
Lohne, Henning [1 ]
机构：
[1] Inst Matemat, N-5008 Bergen, Norway
来源：
JOURNAL OF PURE AND APPLIED ALGEBRA | 2013年 / 217卷 / 05期
关键词：
ALEXANDER DUALITY;
D O I：
10.1016/j.jpaa.2012.09.010
中图分类号：
O29 [应用数学];
学科分类号：
070104 ;
摘要：
We investigate the analogy between squarefree Cohen-Macaulay modules supported on a graph and line bundles on a curve. We prove a Riemann-Roch theorem, we study the Jacobian and gonality of a graph, and we prove Clifford's theorem. (c) 2012 Elsevier B.V. All rights reserved.
引用
收藏
页码：803 / 818
页数：16
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