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

页码：803 / 818

页数：16

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