The domination number

• 控制数

The domination number的用法和样例：

例句

1. Discussing some problms on Roman domination in graphs.
   图的罗马控制数。
2. Relationship between the perfect dominating number of the unicyclic graphs and their order is given.
   此外，给出了单圈图的完美控制数与其阶数的关系。