Thomas Gardemann
Institute of Mathematics, University of Würzburg

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Constructions of new integral graph families Thomas Gardemann; Katja Mönius
Electronic Journal of Graph Theory and Applications (EJGTA) Vol 9, No 1 (2021): Electronic Journal of Graph Theory and Applications
Publisher : GTA Research Group, Univ. Newcastle, Indonesian Combinatorics Society and ITB

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.5614/ejgta.2021.9.1.18

Abstract

We construct new families of integral graphs by considering complete products, unions and point identifications of complete graphs and complete bipartite graphs. In particular, we find a relation between arithmetic series and the integrality of complete products.