2 papers
econ.TH2026
Local Coordination and the Geometry of Social Networks
Tom Hutchcroft, Olga Rospuskova, Omer Tamuz
We study agents playing a pure coordination game on a large social network. Agents are restricted to coordinate locally, without access to a global communication device, and so dif…
math.GR2025
A fixed-point theorem for face maps, or deletion-tolerant random finite sets
Tom Hutchcroft, Nicolas Monod, Omer Tamuz
We establish a fixed-point theorem for the face maps that consist in deleting the th entry of an ordered set. Furthermore, we show that there exists random finite sets of intege…