摘要
介绍了超图及其最长圈 。
The idea of longest cycles in hypergraphs is introduced . A lower bound of longest cycles in strict 3-vertex graphs is derived,and a criterion for the existence of distinct representative systems based on hypergraphs obtained .
出处
《四川三峡学院学报》
2000年第4期83-84,共2页
Journal of Chongqing Three-gorges University
关键词
超图
最长圈
相异代表系
三点边超图
hypergraph
longest cycle
distinct representative system
