摘要
一个简单无向图,如果它的全自同构群作用在它的弧集上正则,则称该图为1-正则图.证明了不存在8p阶7度1-正则图,其中p是一个素数.
A simple, undirected graph is one-regular if its full automorphism group acts regularly on the set of its arcs. This paper proves that there exists no heptavalent one-regular graph of order 8p for each prime p.
出处
《云南民族大学学报(自然科学版)》
CAS
2012年第6期434-437,共4页
Journal of Yunnan Minzu University:Natural Sciences Edition
关键词
对称图
s-传递图
S-正则图
symmetric graph
s-transitive graph
s-regular graph