5 citations · 20 across the 8 of their papers we have counts for
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quant-ph2007★ 3 cited
On a characterization of PPT states
W. A. Majewski
We present two different descriptions of positive partially transposed (PPT) states. One is based on the theory of positive maps while the second description provides a characteriz…
math.FA2007★ 1 cited
On the structure of positive maps between matrix algebras
Wladyslaw A. Majewski, Marcin Marciniak
A partial description of the structure of positive unital maps $ϕ: M_2(\bC) \to M_{n+1}(\bC)$ () is given.