On the structure of positive maps between matrix algebras

zbMath1140.47030arXiv0705.0798MaRDI QIDQ5441453

Marcin Marciniak, Wladyslaw Adam Majewski

Publication date: 14 February 2008

Full work available at URL: https://arxiv.org/abs/0705.0798

zbMATH Keywords

orthogonal projectionsdecomposable mapspositive mapsChoi matrixface structure

Mathematics Subject Classification ID

Positive matrices and their generalizations; cones of matrices (15B48) Algebraic systems of matrices (15A30) Positive linear operators and order-bounded operators (47B65) Convex sets and cones of operators (47L07)

Related Items (3)

On Kadison-Schwarz type quantum quadratic operators on \(\mathbb M_2(\mathbb C)\) ⋮ On quantum quadratic operators of \(\mathbb M_2(\mathbb C)\) and their dynamics ⋮ On positive maps in quantum information

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