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On bipartite Q-polynomial distance-regular graphs with

✍ Scribed by Štefko Miklavič


Book ID
108113578
Publisher
Elsevier Science
Year
2007
Tongue
English
Weight
182 KB
Volume
307
Category
Article
ISSN
0012-365X

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Bipartite Q-Polynomial Quotients of Anti
✍ John S. Caughman IV 📂 Article 📅 1999 🏛 Elsevier Science 🌐 English ⚖ 91 KB

Let 1 denote a bipartite Q-polynomial distance-regular graph with diameter D 4. We show that 1 is the quotient of an antipodal distance-regular graph if and only if one of the following holds. (i) 1 is a cycle of even length. (ii) 1 is the quotient of the 2D-cube. 1999 Academic Press \* , ..., %\