残皇冠的排斥和数  

Exclusive Sum Number of Incomplete Crown

作　　者：高秀莲[1] 

机构地区：[1]德州学院数学系,山东德州253023

出　　处：《德州学院学报》2007年第4期5-6,11,共3页Journal of Dezhou University

基　　金：山东省教育科学十一五规划资助项目(115JZ196)

摘　　要：图G的排斥和数ε(G)是使得G∪nK1是排斥和图的非负整数n的最小值.给出了残皇冠的定义,并证明了残皇冠的排斥和数等于3.The exclusive sum number ε（G） of G is the smallest number of isolated vertices which when added to G result in an exclusive sum graph. This paper gives a definition of incomplete crown , and has proved the exclusive sum number of incomplete crown is 3 for all n≥3.

关 键 词：残皇冠 排斥和数 排斥和标号 排斥图 

分 类 号：O157.5[理学—数学]