English

The number of graphs with large forbidden subgraphs

Combinatorics 2010-01-26 v1

Abstract

In this note, extending some results of Erdos, Frankl, Rodl, Alexeev, Bollobas and Thomason we determine asymptotically the number of graphs which do not contain certain large subgraphs. In particular, if H_1,...,H_n,... are graphs with chromatic numbers r_1,...,r_n,... and order o(log n), we dermine asymptotically the number of graphs of order n not containing H_n as a subgraph. We also give similar results for induced subgraphs.

Keywords

Cite

@article{arxiv.1001.4249,
  title  = {The number of graphs with large forbidden subgraphs},
  author = {Bela Bollobas and Vladimir Nikiforov},
  journal= {arXiv preprint arXiv:1001.4249},
  year   = {2010}
}

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6 pages