A new condition for distance-regular graphs

J.H. Koolen

doi:10.1016/0195-6698(92)90068-B

A new condition for distance-regular graphs

J.H. Koolen

Mathematics and Computer Science

Research output: Contribution to journal › Article › Academic › peer-review

6 Citations (Scopus)

Abstract

We find that certain distance-regular graphs must contain Pappus subgraphs and, as a corollary, are able to rule out the existence of the last bipartite distance-regular graph of diameter 6 in the tables of [2] for which the existence was still undecided.

Original language	English
Pages (from-to)	63-64
Number of pages	2
Journal	European Journal of Combinatorics
Volume	13
Issue number	1
DOIs	https://doi.org/10.1016/0195-6698(92)90068-B
Publication status	Published - 1992

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title = "A new condition for distance-regular graphs",

abstract = "We find that certain distance-regular graphs must contain Pappus subgraphs and, as a corollary, are able to rule out the existence of the last bipartite distance-regular graph of diameter 6 in the tables of [2] for which the existence was still undecided.",

author = "J.H. Koolen",

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AB - We find that certain distance-regular graphs must contain Pappus subgraphs and, as a corollary, are able to rule out the existence of the last bipartite distance-regular graph of diameter 6 in the tables of [2] for which the existence was still undecided.

U2 - 10.1016/0195-6698(92)90068-B

DO - 10.1016/0195-6698(92)90068-B

M3 - Article

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EP - 64

JO - European Journal of Combinatorics

JF - European Journal of Combinatorics

SN - 0195-6698

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ER -

A new condition for distance-regular graphs

Abstract

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