具有较小秩的带号图的刻画(A characterization of signed graphs with small rank)

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.

Bibliographic Details
Main Authors:	SULi(苏莉), LIHong-hai(李红海), CHENChun-fang(陈春芳)
Format:	Article
Language:	zho
Published:	Zhejiang University Press 2013-11-01
Series:	Zhejiang Daxue xuebao. Lixue ban
Subjects:	signed graph bipartite graph rank nullity
Online Access:	https://doi.org/10.3785/j.issn.1008-9497.2013.06.001

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