Some new results on walk regular graphs which are cospectral to its complement

DOI10.1016/J.DISC.2009.09.011zbMath1227.05275OpenAlexW2012462086MaRDI QIDQ965955

Mirko Lepović

Publication date: 27 April 2010

Published in: Discrete Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.disc.2009.09.011

zbMATH Keywords

eigenvaluestrongly regular graphvertex-deleted subgraphMain eigenvaluewalk regular graph

Mathematics Subject Classification ID

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

Related Items (2)

A walk-regular graph, cospectral to its complement, need not be strongly regular ⋮ Some characterizations of strongly regular graphs with respect to their vertex deleted subgraphs

Cites Work

• Some results on walk regular graphs which are cospectral to its complement
• Feasibility conditions for the existence of walk-regular graphs
• Values of lambda and mu for which there are only finitely many feasible (v,k,lambda,mu)
• On formal products and angle matrices of a graph
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