Geodesic
Highly faithful actions and dense free subgroups in full groups
François Le Maître1
1Université Paris Diderot, France
Groups, geometry, and dynamics, Tome 12 (2018) no. 1, pp. 207-230

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DOI

In this paper, we show that every measure-preserving ergodic equivalence relation of cost less than m comes from a “rich” faithful invariant random subgroup of the free group on m generators, strengthening a result of Bowen which had been obtained by a Baire category argument.
DOI : 10.4171/ggd/446
Classification : 37-XX, 20-XX
Mots-clés : Free groups, full groups, orbit equivalence, cost, invariant random subgroups

François Le Maître  1

1 Université Paris Diderot, France 
François Le Maître. Highly faithful actions and dense free subgroups in full groups. Groups, geometry, and dynamics, Tome 12 (2018) no. 1, pp. 207-230. doi: 10.4171/ggd/446
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     doi = {10.4171/ggd/446},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ggd/446/}
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