摘要
In this paper, Betti numbers are evaluated for several classes of graphs whose complements are bipartite graphs. Relations are established for the general case, and counting formulae are given in several particular cases, including the union of several mutually disjoint complete graphs.
在这份报纸， Betti 数字为其补充是由两部组成的图的图的几个班被评估。关系互相被建立因为一般的格，和数的公式在几特别的格中被给，包括几的联合拆散完全的图。
基金
This research was supported by the National Natural Science Foundation of China （Grant No. 11271250）.
