The nullity of unicyclic signed graphs

Details The nullity of unicyclic signed graphs The nullity of unicyclic signed graphs

2011-07-02

arxiv.org/abs/1107.0400v1

Mathematics

Combinatorics

Scientific paper

In this paper we introduce the nullity of signed graphs, and give some
results on the nullity of signed graphs with pendant trees. We characterize the
unicyclic signed graphs of order n with nullity n-2; n-3; n-4; n-5
respectively.

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