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Terry A. McKeeElsevier B.V.Discrete MathematicsMcKee, T. A. 2003. "Subgraph Trees in Graph Theory." Discrete Mathematics 270: 3-12.T. A. McKee, Subgraph trees in graph theory, Discrete Math., 270 (2003) 3-12.T. McKee. Subgraph trees in graph theory. Discrete Applied Mathematics, 270...
森林(forest)是一个无环图(acyclic graph) 树(tree)是一个连通无环图(connected acyclic graph) 叶(leaf)是一个图中度为 1 的节点 例子如下 我们发现,一个有两个或者多个节点的树通常都会有一个叶,针对这个,我们给出一个定理 定理2.1 leaf lemma 叶引理 任意一个有两个或多个节点的树都有至少两个度为 ...
They were very interested in the trees. They were all ACMers, so after careful observation, they found out that these two trees could be considered as two "trees" in graph theory. These two trees sharedNNvertices which were labeled11toNN, and they all had exactlyNNvertices. Vertices11was ...
All the other concepts are explained in the lesson "Graph Theory and Graph-Related Algorithms", so you should definitely read it beforehand. What is a Minimum Spanning Tree? In simple terms, a minimum spanning tree is a tree constructed from a weighted, undirected graph, so it: Connects all...
Connectivity keeping edges in graphs with large minimum degree J. Combin. Theory Ser. B, 98 (2008), pp. 805-811 View PDFView articleView in ScopusGoogle Scholar [4] Mader W. Connectivity keeping paths in k-connected graphs J. Graph Theory, 65 (2010), pp. 61-69 CrossrefView in Scopus...
The problem of efficient generation of trees of a graph has been treated rather extensively in the literature. In this paper it is shown that many of the existing techniques in the literature, seemingly so different in their appearance, are actually the variants of the Wang algebra formulation....
本期专栏为 “谱图理论” 系列的第13期,将介绍耶鲁大学教授、两届哥德尔奖得主 Daniel A. Spielman 所著图书 《Spectral and Algebraic Graph Theory》 (电子版链接) 第十三章 Ch13: Random Spanning Trees 中…
Movement was characterised with least-cost paths, and the importance of links and patches to connectivity was quantified using a graph theoretic approach (Foltête et al. 2012). We compared the least-cost paths modelled with and without scattered trees. In addition, the importance of protected ...
The left graph is a tree and the right one isn't because it has acycle. Although this might not look much like a tree that you're used to seeing in the park - a lot of trees actually do resemble them, having a hierarchy from the root node with many branches and leaves....