Showing math.COShow all
2 papers · 1 filter
math.CO2022
A Crystal Analysis of -Arrays
Henry Ehrhard
Gasharov introduced the combinatorial objects known as -arrays to prove -positivity for the chromatic symmetric functions of incomparability graphs of (3+1)-free posets. We d…
math.CO2020
Kohnert's rule for flagged Schur modules
Sam Armon, Sami Assaf, Grant Bowling +1
Flagged Schur modules generalize the irreducible representations of the general linear group under the action of the Borel subalgebra. Their characters include many important gener…