Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
4599628 | Linear Algebra and its Applications | 2014 | 10 Pages |
Abstract
It is known that s(G)=0 if G is bipartite, and the signature is closely related to the odd cycles or nonbipartiteness of a graph from the existing results. In this paper we show that the conjecture holds for line graphs and power trees.
Related Topics
Physical Sciences and Engineering
Mathematics
Algebra and Number Theory
Authors
Long Wang, Yi-Zheng Fan,