中文

图与有向图的某些类型的全不规则性

组合数学 2015-05-20 v3

摘要

简单无向图 GG 的全不规则性记为 irrt(G)irr_t(G),定义为 irrt(G)=12u,vV(G)d(u)d(v)irr_t(G) = \frac{1}{2}\sum\limits_{u,v \in V(G)}|d(u) - d(v)|。本文引入了与至少含有一条割边的简单无向图的全不规则性相关的“边变换”概念。我们还引入了两个简单无向图之间的“边连接”概念。此外,我们引入了简单有向图中关于入度和出度的全不规则性概念。这些不变量分别称为全入不规则性和全出不规则性。本文启动了对给定简单无向图和简单有向图这些参数的研究。

关键词

引用

@article{arxiv.1406.6863,
  title  = {Certain Types of Total Irregularities of Graphs and Digraphs},
  author = {Johan Kok and Sudev Naduvath},
  journal= {arXiv preprint arXiv:1406.6863},
  year   = {2015}
}

备注

12 pages. A complete revision was done. A title change was also adopted. This version will be submitted to the Asian-European Journal of Mathematics