Facial structures for positive linear maps in two-dimensional matrix algebra

被引：14

作者：

Byeon, ES ^{[1
]}

Kye, SH ^{[1
]}

机构：

[1] Seoul Natl Univ, Dept Math, Seoul 151742, South Korea

来源：

POSITIVITY | 2002年 / 6卷 / 04期

关键词：

Fourier Analysis; Operator Theory; Lattice Structure; Potential Theory; Convex Cone;

D O I：

10.1023/A:1021397312586

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

We completely determine the lattice structure for the faces of the convex cone of all positive linear maps between the 2 x 2 matrix algebras, in terms of pairs of subspaces of M-2.

引用

页码：369 / 380

页数：12

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