English

A generalized Fannes inequality

Quantum Physics 2010-01-12 v1

Abstract

We axiomatically characterize the Tsallis entropy of a finite quantum system. In addition, we derive a continuity property of Tsallis entropy. This gives a generalization of the Fannes inequality.

Keywords

Cite

@article{arxiv.1001.1390,
  title  = {A generalized Fannes inequality},
  author = {Shigeru Furuichi and Kenjiro Yanagi and Ken Kuriyama},
  journal= {arXiv preprint arXiv:1001.1390},
  year   = {2010}
}
R2 v1 2026-06-21T14:32:35.706Z