满射函数 meaning in English
bijection
surjective function
Examples
- A k - role assignment of graph is an assignment of role , if g is a graph , a k - role assignment is a surjective function mapping each vertex into a positive integer 1 , 2 . . . . . . k , so that if x and y have the same role , then the sets of roles assigned to their neighbors are the same
-角色分配就是一个角色分配，也称为角色染色。 g是一个图， -角色分配就是把图上各顶点映到正整数{ 1 ， 2 ， … ， }的一个满射函数，它满足：如果x和y有相同角色，那么与之相邻接的点的角色集合也相同。