An optimal entropic uncertainty relation in a two-dimensional Hilbert space
Quantum Physics
2015-06-26 v1
Abstract
We derive an optimal entropic uncertainty relation for an arbitrary pair of observables in a two-dimensional Hilbert space. Such a result, for the simple case we are considering, definitively improves all the entropic uncertainty relations which have appeared in the literature.
Keywords
Cite
@article{arxiv.quant-ph/0310120,
title = {An optimal entropic uncertainty relation in a two-dimensional Hilbert space},
author = {GianCarlo Ghirardi and Luca Marinatto and Raffaele Romano},
journal= {arXiv preprint arXiv:quant-ph/0310120},
year = {2015}
}
Comments
7 pages, Latex, 2 figures