English

50 Open Problems: Ultraproduct II$_1$ factors

Operator Algebras 2026-02-10 v2 Functional Analysis Logic

Abstract

A collection of 50 open problems around the structure theory of ultraproducts of II1_1 factors is presented, along with some annotations and references.

Keywords

Cite

@article{arxiv.2511.20377,
  title  = {50 Open Problems: Ultraproduct II$_1$ factors},
  author = {Srivatsav Kunnawalkam Elayavalli},
  journal= {arXiv preprint arXiv:2511.20377},
  year   = {2026}
}

Comments

Comments welcome. v2 minor corrections and fixed some typos