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math.GR2021
Measure equivalence rigidity of the handlebody groups
Sebastian Hensel, Camille Horbez
Let be a connected -dimensional handlebody of finite genus at least . We prove that the handlebody group is superrigid for measure equivalence, i.e. eve…
math.GR2021
Orbit equivalence rigidity of irreducible actions of right-angled Artin groups
Camille Horbez, Jingyin Huang, Adrian Ioana
Let and be two free measure-preserving actions of one-ended right-angled Artin groups with trivial center on standard probability sp…
math.GR2021★ 2 cited
Measure equivalence rigidity of
Vincent Guirardel, Camille Horbez
We prove that for every , the group of outer automorphisms of a free group of rank is superrigid from the point of view of measure equivalence: any…