2 papers
math.DS2026
Extensions of invariant random orders on groups
Yair Glasner, Yuqing Frank Lin, Tom Meyerovitch
In this paper we study the action of a countable group on the space of orders on the group. In particular, we are concerned with the invariant probability measures on this spa…
math.GR2025
Elementwise conservative actions and new constructions of boomerang subgroups
Yair Glasner, Tobias Hartnick, Waltraud Lederle
We show that countable non-abelian free groups admit uncountably many mutually singular elementwise conservative non-singular random subgroups, which are supported on infinite subg…