8 citations · 8 across the 6 of their papers we have counts for
Showing math.COShow all
2 papers · 1 filter
math.CO2021
Extremal rays of the equivariant Littlewood-Richardson cone
Joshua Kiers
We give an inductive procedure for finding the extremal rays of the equivariant Littlewood-Richardson cone, which is closely related to the solution space to S. Friedland's majoriz…
math.CO2021
The Kostka semigroup and its Hilbert basis
Shiliang Gao, Joshua Kiers, Gidon Orelowitz +1
The Kostka semigroup consists of pairs of partitions with at most r parts that have positive Kostka coefficient. For this semigroup, Hilbert basis membership is an NP-complete prob…