The Norton algebra of a Q-polynomial distance-regular graph

被引：2

作者：

Terwilliger, Paul ^{[1
]}

机构：

[1] Univ Wisconsin, Dept Math, 480 Lincoln Dr, Madison, WI 53706 USA

来源：

JOURNAL OF COMBINATORIAL THEORY SERIES A | 2021年 / 182卷

关键词：

Bose-Mesner algebra; Krein parameter; Q-polynomial; Leonard system;

D O I：

10.1016/j.jcta.2021.105477

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

We consider the Norton algebra associated with a Q-polynomial primitive idempotent of the adjacency matrix for a distance-regular graph. We obtain a formula for the Norton algebra product that we find attractive. (C) 2021 Elsevier Inc. All rights reserved.

引用

页数：11

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