2019/01/30 by Richard V. Kadison, Zhe Liu, Kadison, Richard V. +3 · 1 voice
Mathematics · #FOS: Mathematics #Operator Algebras (math.OA) #math.OA
paper · pdf · doi:10.48550/arxiv.1901.10711
9 pages, no figures
arxiv created 2019/01/30 · arxiv published 2019/01/30 · arxiv updated 2019/01/31
We show that the identity is the sum of two commutators in the algebra of all operators affiliated with a von Neumann algebra of type II1, settling a question, in the negative, that had puzzled a number of us.