A problem concerning graphs with just three distinct eigenvalues

DOI10.1016/j.laa.2020.01.024zbMath1437.05147OpenAlexW3003088408WikidataQ126304054 ScholiaQ126304054MaRDI QIDQ1987019

Peter Rowlinson

Publication date: 9 April 2020

Published in: Linear Algebra and its Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.laa.2020.01.024

zbMATH Keywords

strongly regular graphstar complementmain eigenvalueeigenvalue multiplicitybiregular graph

Mathematics Subject Classification ID

Association schemes, strongly regular graphs (05E30) Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50)

Cites Work

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• Biregular graphs with three eigenvalues
• On graphs with just three distinct eigenvalues
• Graphs with least eigenvalue \(-2\): ten years on
• Graphs with three eigenvalues and second largest eigenvalue at most 1
• Strongly regular graphs with strongly regular decomposition
• An example of using star complements in classifying strongly regular graphs
• ON THE MULTIPLICITIES OF GRAPH EIGENVALUES
• More on graphs with just three distinct eigenvalues

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