Signed (0,2)-graphs with few eigenvalues and a symmetric spectrum

We investigate properties of signed graphs that have few distinct eigenvalues together with a symmetric spectrum. Our main contribution is to determine all signed rectagraphs (triangle-free signed (Formula presented.) -graphs) with vertex degree at most 6 that have precisely two distinct eigenvalues...

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Bibliographic Details
Main Authors: Greaves, Gary Royden Watson, Stanić, Zoran
Other Authors: School of Physical and Mathematical Sciences
Format: Journal Article
Language:English
Published: 2022
Subjects:
Online Access:https://hdl.handle.net/10356/162136

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