Steiner almost self-complementary graphs and halving near-Steiner triple systems

被引:0
|
作者
Meszka, Mariusz [2 ]
Rosa, Alexander [1 ]
Ziolo, Irmina [2 ]
机构
[1] McMaster Univ, Dept Math & Stat, Hamilton, ON, Canada
[2] AGH UST, Fac Appl Math, Krakow, Poland
基金
加拿大自然科学与工程研究理事会;
关键词
Self-complementary; Near-Steiner triple system; AUTOMORPHISMS;
D O I
10.1016/j.disc.2008.04.006
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
We show that for every admissible order v equivalent to 0 or 2 (mod 6) there exists a near-Steiner triple system of order v that can be halved. As a corollary we obtain that a Steiner almost self-complementary graph with n vertices exists if and only if n equivalent to 0 or 2 (mod 6). (C) 2008 Elsevier B.V. All rights reserved.
引用
收藏
页码:5650 / 5654
页数:5
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