论文信息 - A series of absolutely indecomposable positive maps in matrix algebras - 字舞流文

A series of absolutely indecomposable positive maps in matrix algebras

Abstract We provide examples of positive maps in M n ( C ) (n ⩾ 4) which cannot be decomposed into a sum of a 2-positive map and a 2-copositive map.

Hiroyuki Osaka | H. Osaka

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