English

A Tight Uniform Continuity Bound for Equivocation

Information Theory 2020-09-29 v3 math.IT Quantum Physics

Abstract

We prove a tight uniform continuity bound for the conditional Shannon entropy of discrete finitely supported random variables in terms of total variation distance.

Keywords

Cite

@article{arxiv.1909.00787,
  title  = {A Tight Uniform Continuity Bound for Equivocation},
  author = {Mohammad A. Alhejji and Graeme Smith},
  journal= {arXiv preprint arXiv:1909.00787},
  year   = {2020}
}

Comments

4 pages, streamlined the proof in v2, minor changes + added a clarifying sentence in v3

R2 v1 2026-06-23T11:03:18.705Z