International Journal of Mathematics and Mathematical Sciences
Volume 17 (1994), Issue 3, Pages 607-608
Research notes

Extremal problems for completely positive maps

Mingze Yang

Department of Mathematics, University of Saskatchewan, Saskatoon S7N 0W0, Canada

Received 1 February 1993; Revised 24 August 1993

Copyright © 1994 Mingze Yang. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


In this note, we study the faces of some convex subsets of CPc(A,B())(the continuous completely positive linear maps from pro-C*-algebra A to B()).