Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
4591731 | Journal of Functional Analysis | 2009 | 6 Pages |
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?
Related Topics
Physical Sciences and Engineering
Mathematics
Algebra and Number Theory