The almost-entropic regions are not semialgebraic
Information Theory
2016-02-23 v3 math.IT
Abstract
We prove that the almost-entropic region of order four is not semialgebraic, we get as a corollary the well-known Theorem of Matus, which asserts that this region is not polyhedral
Cite
@article{arxiv.1510.02658,
title = {The almost-entropic regions are not semialgebraic},
author = {Carolina Mejia and J. Andres Montoya},
journal= {arXiv preprint arXiv:1510.02658},
year = {2016}
}
Comments
9 pages The paper has been withdrawn by the authors due to a flaw in the proof of the main result