Graph cospectrality using neighborhood matrices

zbMath1252.05085MaRDI QIDQ456353

Suani Tavares Rubim De Pinho, Thierry Correa Petit Lobao, Aline Duarte Bessa, Ivan Carmo Rocha-Neto, Roberto Fernandes Silva Andrade

Publication date: 24 October 2012

Published in: The Electronic Journal of Combinatorics (Search for Journal in Brave)

Full work available at URL: http://www.combinatorics.org/ojs/index.php/eljc/article/view/v19i3p23

zbMATH Keywords

cospectralityneighborhood

Mathematics Subject Classification ID

Enumeration in graph theory (05C30) Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50) Isomorphism problems in graph theory (reconstruction conjecture, etc.) and homomorphisms (subgraph embedding, etc.) (05C60) Signed and weighted graphs (05C22)

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