The Erdős-Ko-Rado theorem for twisted Grassmann graphs

Abstract

We present a "modern" approach to the Erdős-Ko-Rado theorem for Q-polynomial distance-regular graphs and apply it to the twisted Grassmann graphs discovered in 2005 by van Dam and Koolen.

5 pages

References in corpus (1)

• The Weights in MDS Codes

Cited by in corpus (5)

• Distance-regular graphs
• A cross-intersection theorem for vector spaces based on semidefinite programming
• The Terwilliger algebra of the twisted Grassmann graph: the thin case
• The Erdős-Ko-Rado basis for a Leonard system
• Treewidth of the $q$-Kneser graphs