English

Non-canonical maximum cliques without a design structure in the block graphs of 2-designs

Combinatorics 2024-10-17 v4

Abstract

In this note we answer positively a question of Chris Godsil and Karen Meagher on the existence of a 2-design whose block graph has a non-canonical maximum clique without a design structure.

Keywords

Cite

@article{arxiv.2311.01190,
  title  = {Non-canonical maximum cliques without a design structure in the block graphs of 2-designs},
  author = {Sergey Goryainov and Elena V. Konstantinova},
  journal= {arXiv preprint arXiv:2311.01190},
  year   = {2024}
}