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
收藏
页码：753 / 762
页数：10
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