Tensor products of positive maps of matrix algebras

• Autores: Erling Stormer
• Localización: Mathematica scandinavica, ISSN 0025-5521, Vol. 111, Nº 1, 2012, págs. 5-11
• Idioma: inglés
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• Resumen

  • We give conditions for when tensor products of positive maps between matrix algebras are positive maps. Necessary and sufficient conditions are given.