The Singularity of Four Kinds of Tricyclic Graphs

A singular graph <i>G</i>, defined when its adjacency matrix is singular, has important applications in mathematics, natural sciences and engineering. The chemical importance of singular graphs lies in the fact that if the molecular graph is singular, the nullity (the number of the zero...

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Bibliographic Details
Main Authors: Haicheng Ma, Shang Gao, Bin Zhang
Format: Article
Language:English
Published: MDPI AG 2022-11-01
Series:Symmetry
Subjects:
Online Access:https://www.mdpi.com/2073-8994/14/12/2507