Disproving the conjecture on structural physical approximation to optimal decomposable entanglement witnesses
Quantum Physics
2014-12-30 v2
Abstract
We disprove the conjecture that structural physical approximations to optimal entanglement witnesses are separable states. The conjecture holds true for extremal decomposable entanglement witnesses.
Keywords
Cite
@article{arxiv.1309.2883,
title = {Disproving the conjecture on structural physical approximation to optimal decomposable entanglement witnesses},
author = {Dariusz Chruściński and Gniewomir Sarbicki},
journal= {arXiv preprint arXiv:1309.2883},
year = {2014}
}
Comments
3 pages; minor changes