Unifying Treatment of Discord via Relative Entropy
Quantum Physics
2013-05-08 v3 Mathematical Physics
math.MP
Abstract
A new form of zero-discord state via Petz's monotonicity condition on relative entropy with equality has been derived systematically. A generalization of symmetric zero-discord states is presented and the related physical implications are discussed.
Keywords
Cite
@article{arxiv.1206.4109,
title = {Unifying Treatment of Discord via Relative Entropy},
author = {Lin Zhang and Shao-Ming Fei and Jun Zhu},
journal= {arXiv preprint arXiv:1206.4109},
year = {2013}
}
Comments
12 pages, LaTeX. Some parts are deleted. Any comments are welcome!