点击次数:
发布时间:2018-12-18
第一作者:Zhao Zhang
发表时间:2017-01-01
发表刊物:Information Processing Letters
所属单位:数理与信息工程学院
文献类型:期刊
卷号:Vol.119
页面范围: 9-13
ISSN号:0020-0190
关键字:Approximation;algorithms;k-path;vertex;cover;Ball;graph;PTAS
摘要:A vertex set F is a k -path vertex cover (VCP k ) of graph G if every path of G on k vertices contains at least one vertex from F. A graph G is a d-dimensional ball graph if each vertex of G corresponds to a ball in R d , two vertices are adjacent in G
是否译文:否