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Strongly regular graphs decomposable into a divisible design graph and a Hoffman coclique

主 讲 人 :Alexander Gavrilyuk    讲师

活动时间:02月25日14时00分    

地      点 :理科群1号楼D203室

讲座内容:

We will discuss a construction of strongly regular graphs found by Kabanov (2022, 2023) as a generalization of the Wallis-Fon-Der-Flaass construction. It starts with a divisible design graph with certain parameters and extends it to a strongly regular graph by adding a coclique whose size satisfies the Hoffman-Delsarte bound.

主讲人介绍:

Alexander Gavrilyuk is a lecturer at Shimane University, Japan. He has published about 40 papers in the field of algebraic graph theory.