2 papers
math.CO2021
On the Refinement of Certain Statistics on Alternating Words
Chia-An Hsu, Hsu-Lin Chien, Han-Chun Chan +2
In this paper, we investigate statistics on alternating words under correspondence between ``possible reflection paths within several layers of glass'' and ``alternating words''. F…
math.CO2021
On Hankel Determinants for Dyck Paths with Peaks Avoiding Multiple Classes of Heights
Hsu-Lin Chien, Sen-Peng Eu, Tung-Shan Fu
For any integer and a set , let denote the union of congruence classes of the elements in modulo . We study the Hankel determinants…