Generalizing Choi map in $M_3$ beyond circulant scenario
Quantum Physics
2022-12-08 v1 Mathematical Physics
math.MP
Abstract
We present a generalization of the family of linear positive maps in proposed thirty years ago by Cho et al. (Linear Algebra Appl. , 213 (1992)) as a generalization of the seminal Choi non-decomposable map. The necessary and sufficient conditions for decomposability are provided.
Cite
@article{arxiv.2212.03807,
title = {Generalizing Choi map in $M_3$ beyond circulant scenario},
author = {Anindita Bera and Giovanni Scala and Gniewomir Sarbicki and Dariusz Chruściński},
journal= {arXiv preprint arXiv:2212.03807},
year = {2022}
}
Comments
12 pages, 1 figure, comments are welcome