English

Permutation classes of every growth rate above 2.48188

Combinatorics 2014-01-14 v2

Abstract

We prove that there are permutation classes (hereditary properties of permutations) of every growth rate (Stanley-Wilf limit) at least \lambda \approx 2.48187, the unique real root of x^5-2x^4-2x^2-2x-1, thereby establishing a conjecture of Albert and Linton.

Keywords

Cite

@article{arxiv.0807.2815,
  title  = {Permutation classes of every growth rate above 2.48188},
  author = {Vincent Vatter},
  journal= {arXiv preprint arXiv:0807.2815},
  year   = {2014}
}

Comments

Several minor changes, as well as a change in title. To appear in Mathematika

R2 v1 2026-06-21T11:01:48.927Z