摘要
研究一个回路任意增加两条悬挂边所得到的图 ,证明了这类图都是优美图 .
A cycle with two pendent edges is obtained from cycle,by adding two pendent edges.In this paper,it is proved that all cycles with two pendent edges are graceful graphs.
出处
《信阳师范学院学报（自然科学版）》
CAS
2001年第4期378-380,共3页
Journal of Xinyang Normal University(Natural Science Edition)
关键词
优美图
回路
悬挂边
graceful graph
cycle
pendent edge
