2 papers
math.PR2025
Reduced Random Walks in the Hyperbolic Plane
Colin Defant, Mitchell Lee
We study Lam's reduced random walk in a hyperbolic triangle group, which we view as a random walk in the upper half-plane. We prove that this walk converges almost surely to a poin…
math.CO2024
Bender--Knuth Billiards in Coxeter Groups
Grant Barkley, Colin Defant, Eliot Hodges +2
Let be a Coxeter system, and write , where is a finite index set. Fix a nonempty convex subset of . If is of type , then $\mat…