1 citations · 1 across the 2 of their papers we have counts for
2 papers
math.CO2012
A Combinatorial Proof of the Enumeration of Alternating Permutations with Given Peak Set
Alina F. Y. Zhao
Using the correspondence between a cycle up-down permutation and a pair of matchings, we give a combinatorial proof of the enumeration of alternating permutations according to the…
math.CO2010★ 1 cited
Partitions and Partial Matchings Avoiding Neighbor Patterns
William Y. C. Chen, Neil J. Y. Fan, Alina F. Y. Zhao
We obtain the generating functions for partial matchings avoiding neighbor alignments and for partial matchings avoiding neighbor alignments and left nestings. We show that there i…