English

Extension of positive definite functions and Connes' embedding conjecture

Operator Algebras 2020-01-14 v2 Functional Analysis Group Theory Representation Theory

Abstract

In this paper we formulate a conjecture which is a strengthening of an extension theorem of Bakonyi and Timotin for positive definite functions on the free group on two generators. We prove that this conjecture implies Connes' embedding conjecture.

Keywords

Cite

@article{arxiv.1912.12365,
  title  = {Extension of positive definite functions and Connes' embedding conjecture},
  author = {Peter Burton and Kate Juschenko},
  journal= {arXiv preprint arXiv:1912.12365},
  year   = {2020}
}