The conditional entropy power inequality for Gaussian quantum states
Quantum Physics
2015-06-15 v1
Abstract
We propose a generalization of the quantum entropy power inequality involving conditional entropies. For the special case of Gaussian states, we give a proof based on perturbation theory for symplectic spectra. We discuss some implications for entanglement-assisted classical communication over additive bosonic noise channels.
Cite
@article{arxiv.1304.7031,
title = {The conditional entropy power inequality for Gaussian quantum states},
author = {Robert Koenig},
journal= {arXiv preprint arXiv:1304.7031},
year = {2015}
}
Comments
27 pages, 4 figures