Bipartite distance-regular graphs with an eigenvalue of multiplicity \(k\)
type: Item
instance of: scholarly article
title: Bipartite distance-regular graphs with an eigenvalue of multiplicity \(k\)
zbMATH Open document ID: 0835.05087
author: Norio Yamazaki
published in: Journal of Combinatorial Theory. Series B
publication date: 1996-01-29T00:00:00Z
review text: We show that, if a bipartite distance-regular graph of valency \(k\) has an eigenvalue of multiplicity \(k\), then it becomes 2-homogeneous. Combined with a result on bipartite 2-homogeneous distance-regular graphs by K. Nomura, we have a classification of such graphs.
Mathematics Subject Classification ID: 05E30
zbMATH DE Number: 839133
zbMATH Keywords: bipartite distance-regular graph
zbMATH Keywords: eigenvalue
zbMATH Keywords: 2-homogeneous distance- regular graphs
MaRDI profile type: Publication
full work available at URL: jctb.1996.0004
OpenAlex ID: W2031429956
DOI: 10.1006/JCTB.1996.0004
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description: scientific article; zbMATH DE number 839133