Regularity of symbolic powers of edge ideals of chordal graphs

被引：0

作者：

Fakhari, S. A. Seyed ^{[1
]}

机构：

[1] Univ Andes, Dept Matemat, Bogota, Colombia

来源：

KYOTO JOURNAL OF MATHEMATICS | 2022年 / 62卷 / 04期

关键词：

PROJECTIVE DIMENSION; BOUNDS;

D O I：

10.1215/21562261-2022-0025

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

Assume that G isa chordal graph with edge ideal I(G) and induced matching number nu(G). We denote the sth symbolic power of I(G) by I(G)(s). It is shown that reg(I(G)(s)) = 2s + nu(G) - 1 for every integer s >= 1.

引用

页码：753 / 762

页数：10

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