具有较小秩的带号图的刻画（英文）  

A characterization of signed graphs with small rank

作　　者：苏莉[1] 李红海[1] 陈春芳[1] 

机构地区：[1]江西师范大学数信学院,江西南昌330022

出　　处：《浙江大学学报（理学版）》2013年第6期611-617,626,共8页Journal of Zhejiang University（Science Edition）

基　　金：Supported by the Young Growth Foundation of Jiangxi Normal University(No.4555);National Natural Sciences Foundation of China(No.11201198and No.11026143);Natural Science Foundation of jiangxi Province(No.20132BAB201013);The sponsored Program for Cultiruting Youths of Outstanding Ability in Jiangxi Normal University

摘　　要：带号图是每条边带有符号(正或负)的简单图.探讨了带号图的秩,刻画了秩为2与3的带号图,以及秩为4的带号二部图.A signed graph is a simple graph in which every edge has been declared positive or negative. The rank of signed graphs is investigated. Signed graphs of rank 2 and 3 and signed bipartite graphs of rank 4 are characterized.

关 键 词：带号图 二部图 秩 零度 

分 类 号：O157.5[理学—数学]