主要讨论了4类4-正则图的最小折数纵横扩张,对任意阶这样的的4-正则图都给出了它的一个最小折数纵横扩张,并给出了最小折数与阶数之间的关系。
This article discusses mainly four kinds of 4-regular graphs, gives a minimum bend number rectilinear extension for such a graph with any order, and provides the relation between its order and the minimum bend number.