An equivalence relation that is not freely generated

Scot Adams

Research output: Contribution to journalArticlepeer-review

8 Scopus citations


In this paper it is shown that there exists a Borel equivalence relation with countable equivalence classes that is not generated by a free Borel action of a countable discrete group.

Original languageEnglish (US)
Pages (from-to)565-566
Number of pages2
JournalProceedings of the American Mathematical Society
Issue number3
StatePublished - Mar 1988


  • Amenable equivalence relation
  • Borel equivalence relation
  • Measurable equivalence relation


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