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轮图的(2,1)-全标号
引用本文:徐春雷,王菊,冯伟,吉日木图.轮图的(2,1)-全标号[J].内蒙古民族大学学报(自然科学版),2009,24(6):615-616.
作者姓名:徐春雷  王菊  冯伟  吉日木图
作者单位:内蒙古民族大学数学学院,内蒙古,通辽,028043
摘    要:图G的一个后-(d,1)-全标号是一个映射f:V(G)∪E(G)→{0,1,…,k},使得任意2个相邻的点和相邻的边有不同的值,且任一对相关联的点和边的值的差的绝对值至少为d.G的(d,1)-全标号数λd^T(G)定义为G有一个K-(d,1)-全标号的最小的k值,得到了轮图的(2,1)-全标号.

关 键 词:(d    1)-全标号  距离2标号  轮图

The(2,1)-total Labelling of Wheel Graphs
XU Chun-lei,WANG Ju,FENG Wei,Jirimutu.The(2,1)-total Labelling of Wheel Graphs[J].Journal of Inner Mongolia University for the Nationalities(Natural Sciences),2009,24(6):615-616.
Authors:XU Chun-lei  WANG Ju  FENG Wei  Jirimutu
Institution:XU Chun-lei,WANG Ju,FENG Wei,Jirimutu (College of Mathematics,Inner Mongolia University for Nationalities,Tonglaio 028043,China)
Abstract:The (d,1) -total labelling number λd^T(G) of a graph G is the width of the smallest range of integers that suffices to label the vertices and edges of G such that no two adjacent vertices or two adjacent edges have the same labels and the difference between the labels of a vertex and its incident edges is at least d.The (2,1)-total labelling numbers of Wheel graphs were presented.
Keywords:(d  1)-total labelling  Distance two labelling  Wheel graphs
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