A note on fragile graphs

被引:10
作者
Chen, GT [1 ]
Yu, XX
机构
[1] Georgia State Univ, Dept Math & Stat, Atlanta, GA 30303 USA
[2] Georgia Inst Technol, Sch Math, Atlanta, GA 30332 USA
基金
美国国家科学基金会;
关键词
D O I
10.1016/S0012-365X(01)00226-6
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
In this note, we show that every graph on n vertices and at most 2n - 4 edges contains a vertex-cut S which is also an independent set of G. The result is best possible and answers a question proposed by Caro in the affirmative. (C) 2002 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:41 / 43
页数:3
相关论文
共 4 条
  • [1] BRANDSTAEDT A, 1998, STABLE CUTSETS GRAPH
  • [2] Caro Y, 1999, GRAPH COMBINATOR, V15, P5
  • [3] CARO Y, COMMUNICATION
  • [4] DEFIGUEIREDO CMH, 1996, C NUMER, V119, P217