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A classification of graphs whose subdivision graphs are locally $G$-distance transitive

Authors :
Daneshkhah, Ashraf
Devillers, Alice
Publication Year :
2011

Abstract

The subdivision graph $S(\Sigma)$ of a connected graph $\Sigma$ is constructed by adding a vertex in the middle of each edge. In a previous paper written with Cheryl E. Praeger, we characterised the graphs $\Sigma$ such that $S(\Sigma)$ is locally $(G,s)$-distance transitive for $s\leq 2\, diam(\Sigma)-1$ and some $G\leq Aut(\Sigma)$. In this paper, we solve the remaining cases by classifying all the graphs $\Sigma$ such that the subdivision graphs is locally $(G,s)$-distance transitive for $s\geq 2\, diam(\Sigma)$ and some $G\leq Aut(\Sigma)$. In particular, their subdivision graph are always locally $G$-distance transitive, except for the complete graphs.<br />Comment: 10 pages

Details

Database :
arXiv
Publication Type :
Report
Accession number :
edsarx.1103.5846
Document Type :
Working Paper