Showing math.COShow all
2 papers · 1 filter
math.CO2026
Noncrossing Partitions From Hull Configurations
Michael Dougherty, Gina Root
Each finite configuration of points in the plane determines a corresponding lattice of noncrossing partitions. When these points form the vertex set of a convex polygon, the associ…
math.CO2026
The Geometry of Rectangular Multisets
Michael Dougherty, Jon McCammond
This article describes a natural piecewise Euclidean bi-simplicial cell structure for the space of -element multisets in a fixed Euclidean rectangle. In particular, we highlight…