On the geometry of positive maps in matrix algebras. II |
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Authors: | Jun Tomiyama |
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Institution: | Faculty of Science Niigata University Niigata 950-21, Japan |
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Abstract: | Geometric relations among the identity map, the transpose map, and the map in the matrix algebra Mn are illustrated, providing parametric examples of maps which are not k+1-positive but which satisfy the matrix Schwartz inequality of order k for 1 ? k ? n ? 1. |
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