On distance matrices of distance-regular graphs

2020/08/22 by Zhou, Hui, Feng, Rongquan
#05C12 #05C50 #05E30 #Combinatorics (math.CO) #FOS: Mathematics

paper · doi:10.48550/arxiv.2008.11038

Abstract

In this paper, we give a characterization of distance matrices of distance-regular graphs to be invertible.

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