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Rigidity theorems for actions of product groups and countable Borel equivalence relations

About this Title

Greg Hjorth and Alexander S. Kechris

Publication: Memoirs of the American Mathematical Society
Publication Year 2005: Volume 177, Number 833
ISBNs: 978-0-8218-3771-9 (print); 978-1-4704-0434-5 (online)
MathSciNet review: 2155451
MSC: Primary 03E15; Secondary 28D15, 37A15, 37A20

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Table of Contents


  • Introduction
  • 0. Preliminaries
  • 1. Actions of free groups and treeable equivalence relations
  • 2. A cocycle reduction result
  • 3. Some applications
  • 4. Factoring homomorphisms
  • 5. Further applications
  • 6. Product actions, I
  • 7. Product actions, II
  • 8. A final application