English

Dichotomy of the addition of natural numbers

Rings and Algebras 2011-09-01 v1 Combinatorics

Abstract

This is an elementary presentation of the arithmetic of trees. We show how it is related to the Tamari poset. In the last part we investigate various ways of realizing this poset as a polytope (associahedron), including one inferred from Tamari's thesis.

Keywords

Cite

@article{arxiv.1108.6238,
  title  = {Dichotomy of the addition of natural numbers},
  author = {Jean-Louis Loday},
  journal= {arXiv preprint arXiv:1108.6238},
  year   = {2011}
}

Comments

15 pages (final version)