8 citations · 19 across the 8 of their papers we have counts for
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math.CO2012★ 6 cited
Unimodular equivalence of order and chain polytopes
Takayuki Hibi, Nan Li
The problem when the order polytope and the chain polytope of a finite partially ordered set are unimodularly equivalent will be solved.
math.CO2012★ 1 cited
An Eulerian permutation statistic and generalizations
Travis Hance, Nan Li
Recently, the second author studied an Eulerian statistic (called cover) in the context of convex polytopes, and proved an equal joint distribution of (cover,des) with (des,exc). I…
math.CO2012
A canonical expansion of the product of two Stanley symmetric functions
Nan Li
We study the problem of expanding the product of two Stanley symmetric functions into Stanley symmetric functions in some natural way. Our approach is to consider a…