English

Chromatic number of graphs and edge Folkman numbers

Combinatorics 2010-02-24 v1

Abstract

In the paper we give a lower bound for the number of vertices of a given graph using its chromatic number. We find the graphs for which this bound is exact. The results are applied in the theory of Foklman numbers.

Keywords

Cite

@article{arxiv.1002.4332,
  title  = {Chromatic number of graphs and edge Folkman numbers},
  author = {Nedyalko Dimov Nenov},
  journal= {arXiv preprint arXiv:1002.4332},
  year   = {2010}
}

Comments

9 pages, 1 figure