2017/04/29 by Søren Haagerup, Uffe Haagerup, Haagerup, S. +3
Mathematics · #Algebraic structures and combinatorial models #Advanced Operator Algebra Research #Geometric and Algebraic Topology
paper · pdf · doi:10.48550/arxiv.1705.00198
It is a long standing open problem whether the Thompson group F is an amenable group. In this paper we show that if A, B, C denote the standard generators of Thompson group T and D:=C B A-1 then √2+√3