Total positivity of Narayana matrices
Combinatorics
2017-02-28 v1 Classical Analysis and ODEs
Abstract
We prove the total positivity of the Narayana triangles of type and type , and thus affirmatively confirm a conjecture of Chen, Liang and Wang and a conjecture of Pan and Zeng. We also prove the strict total positivity of the Narayana squares of type and type .
Cite
@article{arxiv.1702.07822,
title = {Total positivity of Narayana matrices},
author = {Yi Wang and Arthur L. B. Yang},
journal= {arXiv preprint arXiv:1702.07822},
year = {2017}
}
Comments
10 pages