The relative commutant of separable C*-algebras of real rank zero
Operator Algebras
2008-10-08 v2 Logic
Abstract
We answer a question of E. Kirchberg (personal communication): does the relative commutant of a separable C*-algebra in its ultrapower depend on the choice of the ultrafilter?
Cite
@article{arxiv.0809.2843,
title = {The relative commutant of separable C*-algebras of real rank zero},
author = {Ilijas Farah},
journal= {arXiv preprint arXiv:0809.2843},
year = {2008}
}
Comments
To appear in Journal of Functional Analysis