On the description of bistochastic Kadison–Schwarz operators on M2(C)
In this paper we describe bistochastic Kadison-Schawrz operators on M2(C). Such description allows us to ¯nd positive, but not Kadison-Schwarz operators. Moreover, by means of this characterization we can construct Kadison{Schawrz operators which are not completely positive
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| פורמט: | Article |
| שפה: | English |
| יצא לאור: |
World Scientific
2010
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| נושאים: | |
| גישה מקוונת: | http://irep.iium.edu.my/1575/1/mfaa-osid%282010%29.pdf |