关于n－可扩图的一些结果

Some results on n-extendable graphs

本文讨论了关于ｍ－可扩图的两个极值问题；并考查了下述目类的ｎ－可扩性；正则偶图，单位区间图和分裂图。

Two extremal problems on n-extendable graphs arediscussed.The n-extendability is considered for the following graphs:tegular bipartite graphs,unit interval graphs and split graphs.