2 papers
math.CO2025
Minimal elements in the skew extended 0-Hecke poset
Nadia Lafrenière, Rosa Orellana, Anna Pun +3
The row-strict 0-Hecke action on standard immaculate skew tableaux was studied by the present authors, who showed that it gives rise to a bounded poset, called the \emph{skew immac…
math.RT2024
The skew immaculate Hecke poset and 0-Hecke modules
Nadia Lafrenière, Rosa Orellana, Anna Pun +3
The immaculate Hecke poset was introduced and investigated by Niese, Sundaram, van Willigenburg, Vega and Wang, who established the full poset structure, and determined modules for…