关于Q-多项式距离正则图最后两个子构件的连通性
组合数学
2020-08-28 v2
摘要
设为直径的-多项式距离正则图。固定的一个顶点,考虑由关于的最后两个子构件的并所诱导的子图。我们证明该子图是连通的。
引用
@article{arxiv.1912.06245,
title = {Connectivity concerning the last two subconstituents of a Q-polynomial distance-regular graph},
author = {Sebastian M. Cioabă and Jack H. Koolen and Paul Terwilliger},
journal= {arXiv preprint arXiv:1912.06245},
year = {2020}
}
备注
Journal of Combinatorial Theory, Series A, accepted for publication, 6 pages