A note on the Markoff condition and central words
Combinatorics
2007-08-31 v1
Abstract
We define Markoff words as certain factors appearing in bi-infinite words satisfying the Markoff condition. We prove that these words coincide with central words, yielding a new characterization of Christoffel words.
Cite
@article{arxiv.0708.4217,
title = {A note on the Markoff condition and central words},
author = {Amy Glen and Aaron Lauve and Franco V. Saliola},
journal= {arXiv preprint arXiv:0708.4217},
year = {2007}
}
Comments
4 pages, 2 figures, submitted to Information Processing Letters