Showing 2026 · math.PRShow all
2 papers · 2 filters
math.PR2026
Balanced two-type annihilation: mean-field asymptotics
John Haslegrave, Peter Keevash
We consider an interacting particle system where equal-sized populations of two types of particles move by random walk steps on a graph, the two types may have different speeds, an…
math.PR2026
Source localisation in simple random walks
Ritesh Goenka, Peter Keevash, Tomasz PrzybyÅowski
We consider the problem of locating the source (starting vertex) of a simple random walk, given a snapshot of the set of edges (or vertices) visited in the first steps. Conside…