English

On Kossakowski construction of positive maps in matrix algebras

Mathematical Physics 2014-12-30 v1 math.MP Quantum Physics

Abstract

We provide a further analysis of the class of positive maps proposed ten years ago by Kossakowski. In particular we propose a new parametrization which reveals an elegant geometric structure and an interesting interplay between group theory and a certain class of positive maps.

Keywords

Cite

@article{arxiv.1412.8157,
  title  = {On Kossakowski construction of positive maps in matrix algebras},
  author = {Dariusz Chruściński},
  journal= {arXiv preprint arXiv:1412.8157},
  year   = {2014}
}

Comments

Dedicated to Andrzej Kossakowski on his 75th birthday