3 papers
math.CO2025
Some algebraic properties of ASM varieties
Ilani Axelrod-Freed, Hanson Hao, Matthew Kendall +2
Fulton's matrix Schubert varieties are affine varieties that arise in the study of Schubert calculus in the complete flag variety. Weigandt showed that arbitrary intersections of m…
math.GT2023
Crossing change maps in filtered grid homology
Matthew Kendall
We extend the crossing-change maps between grid complexes, defined by Ozsváth-Szabó-Stipsicz, to filtered grid complexes and give a combinatorial formulation of the Alishahi-Eftekh…
math.CO2023
Bender-Knuth involutions on linear extensions of posets
Judy Hsin-Hui Chiang, Anh Trong Nam Hoang, Matthew Kendall +4
We study the permutation group generated by Bender-Knuth moves on linear extensions of a poset , an analog of the Berenstein-Kirillov group on column-strict tab…