An undirected connected graph with no cycles is called a tree. A vertex with degree equal to one in a tree is called a leaf.
一个无环无向连通图称为一棵树。树中一个度为一的点称为叶子结点。Such undirected orientation is called kinesis.
这种被称为无向方向室壁运动。Establishment of the adjacency matrix storage on the already established undirected graph depth first and breadth-first traversal operation.
建立无向图的邻接矩阵存储；对已经建立的无向图进行深度优先和广度优先遍历操作。Kinesis refers to random, undirected movement, while taxis refers to movement in relation to a stimulus.
室壁运动是指随机的，无向运动，而的士指运动与刺激。To avoid detail we shall use the latter symbol for both undirected and directed graphs and rely on the context for clarity.
为了避免琐碎，对无向图和有向图我们都采用后一符号，而靠上下文加以澄清。map storage structure definition and graph types to create graph: directed graph, undirected graph, to the network without the network.
图的存储结构的定义和图的创建图的种类有：有向图、无向图、有向网、无向网。And city officials say it's being renovated but there are no plans to open it to the public.
扬州市的官员称已对该房屋进行修缮，但尚无向公众开放计划。Compared with cut set analysis, the new method generates less invalid sequences, and has less computational complexity.
此方法比无向割集分解方法计算量小、产生无效序列少。A written test procedures, demonstrating the connectivity of undirected graph visit all the nodes on the operation. 2.
试写一个程序，演示在连通的无向图上访问全部节点的操作。