2 papers
math.MG2025
Convex geometry over ordered hyperfields
James Maxwell, Ben Smith
We initiate the study of convex geometry over ordered hyperfields. We define convex sets and halfspaces over ordered hyperfields, presenting structure theorems over hyperfields ari…
math.AC2025
Root polytopes, tropical types, and toric edge ideals
Ayah Almousa, Anton Dochtermann, Ben Smith
We consider arrangements of tropical hyperplanes where the apices of the hyperplanes are taken to infinity in certain directions. Such an arrangement defines a decomposition of Euc…