On sofic approximations of non amenable groups

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Speaker: Benjamin Hayes, University of Virginia
Date: October 3, 2023

  1. Fields Institute
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On sofic approximations 0:49:24

On sofic approximations of non amenable groups

Non-amenable groups admitting 1:04:22

Non-amenable groups admitting no sofic approximation by expander graphs - Gabor Kun

Stability and sofic 1:24:32

Stability and sofic approximations for product groups and property (tau) - Adrian Ioana

Stability, cohomology vanishing, 1:17:01

Stability, cohomology vanishing, and non-approximable groups - Andreas Thom

Christopher Shriver: Introduction 0:51:56

Christopher Shriver: Introduction to sofic entropy

Tim Austin -Additivity 1:00:48

Tim Austin -Additivity of sofic entropy and measures on model spaces

Sebastián Barbieri: The 1:00:14

Sebastián Barbieri: The Lanford-Ruelle theorem for sofic groups

Finitary approximations of 0:47:48

Finitary approximations of groups and their applications – Andreas Thom – ICM2018

Colloquium: Alex Lubotzky 0:58:51

Colloquium: Alex Lubotzky (Hebrew University)

Flexible stability and 1:20:21

Flexible stability and nonsoficity - Peter Burton

A brief introduction 0:46:22

A brief introduction to sofic entropy theory – Lewis Bowen – ICM2018

Approximations of groups, 0:58:12

Approximations of groups, subquotients of infinite direct products and equations... - Lev Glebsky

Part 8: cut 0:20:11

Part 8: cut matching game

Gabor Kun: Perfect 0:59:46

Gabor Kun: Perfect matchings in hyperfinite graphings I

Alex Lubotzky, Stability 1:25:01

Alex Lubotzky, Stability and testability of permutations' equations

Miklos Abert - 0:50:07

Miklos Abert - Graph convergence, Luck approximation mod p...

Proofs and Circuits: 0:51:20

Proofs and Circuits: Connections via Interpolation and Lifting

Andreas Thom - 1:01:46

Andreas Thom - Graph limits and applications to group theory II.

Andreas Thom - 1:01:37

Andreas Thom - Graph limits and applications to group theory I.

Constraint metric approximation 1:09:49

Constraint metric approximation and constraint stability - Liviu Paunescu

Multi-variate correlation and 0:47:16

Multi-variate correlation and measures on product spaces

Near-Optimal Algorithms for 1:04:17

Near-Optimal Algorithms for Approximate Min-Cost Flow and Dynamic Shortest Paths

An almost-linear time 1:00:32

An almost-linear time deterministic algorithm for expander decomposition

Kolmogorov's theorem for 1:01:32

Kolmogorov's theorem for sofic groups