⌘+K

Pulse Explore Communities Researchers Journals

Browser extensionInstagram

Home Communities Explore

November 6, 2026Mathematics Research ReportsOpen Access

Finite-index extensions of essentially free countable Borel equivalence relations

Jason Zesheng Chen

View Full Paper

Ask AI

Bookmark

Share

Ask about this paper

Answers are grounded in this paper and cite their sources.

Ask your own question…

Abstract

We show that finite-index extensions of essentially free countable Borel equivalence relations are essentially free, answering a question of Kechris.

Discussion

No takes yet. Share an insight, caveat, or question.

Cite This Study

Jason Zesheng Chen (2026) studied this question.

synapsesocial.com/papers/6af0108dc0da893a5364240f https://doi.org/10.5802/mrr.30

View Full Paper

Ask AI

Bookmark

Share

Keep reading

Synapse has enriched 10 related papers. Consider them for comparative context:

1Countable and finitary reductions on equivalence relations2025
2Borel complexity of families of finite equivalence relations via large cardinals2024
3Structurable equivalence relations and $\mathcal{L}_{\omega_1\omega}$ interpretations2024
4Borel complexity of families of finite equivalence relations via large cardinalsOriginal Research · 2026
5The Borel Ramsey properties for countable Borel equivalence relations2025
6An order analysis of hyperfinite Borel equivalence relations2024
7Hyper-u-amenability and Hyperfiniteness of Treeable Equivalence RelationsOriginal Research · 2026 · 1 citations
8No Borel upper bound for the $F_σ$ equivalence relationsOriginal Research · 2026
9The ergodic theory of geodesic flows over certain manifolds without conjugate pointsMathematics Research Reports · 2026
10Strictly convex ergodic billiardsMathematics Research Reports · 2026

MMore from Mathematics Research Reports