English

A monotonicity version of a concavity theorem of Lieb

Functional Analysis 2022-03-08 v1 Quantum Physics

Abstract

We give a simple proof of a strengthened version of a theorem of Lieb that played a key role in the proof of strong subadditivity of the quantum entropy.

Keywords

Cite

@article{arxiv.2203.02789,
  title  = {A monotonicity version of a concavity theorem of Lieb},
  author = {Eric A. Carlen},
  journal= {arXiv preprint arXiv:2203.02789},
  year   = {2022}
}