A κ-regular spanning subgraph of graph G is called a κ-factor of G. Graph G is called a κ-deleted graph if G -e has a......

设d是一个正整数,G是一个(4d+1)-正则图.证明了若图G不合d+4条割边,则G有2d-因子.进而说明上述结果是最好的.......