2 papers
math.CO2025
Partial permutohedra
Roger E. Behrend, Federico Castillo, Anastasia Chavez +4
Partial permutohedra are lattice polytopes which were recently introduced and studied by Heuer and Striker. For positive integers and , the partial permutohedron $\mathcal{P…
math.AG2025
K-polynomials of multiplicity-free varieties
Federico Castillo, Yairon Cid-Ruiz, Fatemeh Mohammadi +1
We describe the twisted -polynomial of multiplicity-free varieties in a multiprojective setting. More precisely, for multiplicity-free varieties, we show that the support of the…