Ranks of Generalized Star Sign Patterns
  
Key Words: sign pattern   generalized star sign pattern   minimal rank.  
Fund Project:the Shanxi Natural Science Foundation (20011006, 20041010)
Author NameAffiliation
GAO Yu-bin Dept. of Math.
North University of China
Taiyuan
China 
SHAO Yan-ling Dept. of Math.
North University of China
Taiyuan
China 
Hits: 2134
Download times: 1320
Abstract:
      A sign pattern is a matrix whose entries are from the set {+,-,0}. A sign pattern is a generalized star sign pattern if it is combinatorial symmetric and its graph is a generalized star graph. The purpose of this paper is to obtain the bound of minimal ra
Citation:
DOI:10.3770/j.issn:1000-341X.2005.04.007
View Full Text  View/Add Comment