A Very Short (Bijective!) Proof of Touchard's Catalan Identity
Combinatorics
2015-03-27 v2
Abstract
A very short, bijective proof, of Touchard's Catalan identity is given, using Dyck paths.
Cite
@article{arxiv.1503.04665,
title = {A Very Short (Bijective!) Proof of Touchard's Catalan Identity},
author = {Amitai Regev and Nathaniel Shar and Doron Zeilberger},
journal= {arXiv preprint arXiv:1503.04665},
year = {2015}
}
Comments
Adding comments acknowledging previous discovery