In this paper we describe bistochastic Kadison-Schawrz operators acting on M2(c). Such a description allows us to find positive, but not Kadison-Schwarz operators. Moreover, by means of that characterization we are able to construct Kadison-Schawrz operators, which are not completely positive.
|Journal||Journal of Physics: Conference Series|
|Publication status||Published - 2013|
|Event||4th International Conference on the Advancement of Science and Technology 2012: Contemporary Mathematics, Mathematical Physics and Their Applications, iCAST 2012 - Kuantan, Malaysia|
Duration: Nov 7 2012 → Nov 10 2012
ASJC Scopus subject areas
- Physics and Astronomy(all)