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most citedGeometric Aspects of Frame Representations of Abelian Groups

2 citations · 2 across the 2 of their papers we have counts for

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math-ph2016

All 2-positive linear maps from M3 to M3 are decomposable

Yu Yang, Denny H. Leung, Waishing Tang

Following an idea of Choi, we obtain a decomposition theorem for k-positive linear maps from Mm to Mn, where 2<=k<min{m,n}. As a consequence, we give an affirmative answer to Kye's…