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图的基本定义和相关概念(一)
2022-07-20 10:53:00 【InfoQ】
什么是图?
- 数据对象V:是具有相同特性的顶点的非空有限集合,顶点通常代表数据元素;
- 数据关系E:是边的有限集合,边代表两个顶点间的关系。E={VR },VR={< v,w>}
- 基本操作P:13个

无向图
有向图

出度和入度
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