Constructing fifteen infinite classes of nonregular bipartite integral graphs

zbMath1180.05065MaRDI QIDQ1010713

Cornelis Hoede, Li-Gong Wang

Publication date: 7 April 2009

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

Full work available at URL: https://eudml.org/doc/117211

zbMATH Keywords

eigenvaluesadjacency matrixintegral graphs

Mathematics Subject Classification ID

Quadratic and bilinear Diophantine equations (11D09) Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50) Higher degree equations; Fermat's equation (11D41)

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Integral graphs obtained by dual Seidel switching ⋮ Two spectral characterizations of regular, bipartite graphs with five eigenvalues

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