Regularity of Powers of Binomial Edge Ideals of Complete Multipartite Graphs

被引：0

作者：

Wang, Hong ^{[1
]}

Tang, Zhongming ^{[1
]}

机构：

[1] Soochow Suzhou Univ, Dept Math, 50 E Ring Rd, Suzhou 215006, Jiangsu, Peoples R China

来源：

CZECHOSLOVAK MATHEMATICAL JOURNAL | 2023年 / 73卷 / 03期

关键词：

Castelnuovo-Mumford regularity; binomial edge ideal; multipartite graph;

D O I：

10.21136/CMJ.2023.0246-22

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

Let G = K-n1,K-n2,K-...,K-nr be a complete multipartite graph on [n] with n > r > 1 and JG being its binomial edge ideal. It is proved that the Castelnuovo-Mumford regularity reg(J(G)(t)) is 2t + 1 for any positive integer t.

引用

页码：793 / 810

页数：18

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