Bounds on the Concavity of Quantum Entropy

Abstract

We give new upper and lower bounds on the concavity of quantum entropy. Comparisons are given with other results in the literature.

7 pages, fixed several errors

References in corpus (1)

• Remainder Terms for Some Quantum Entropy Inequalities

Cited by in corpus (3)

• Continuity of quantum entropic quantities via almost convexity
• Integral formula for quantum relative entropy implies data processing inequality
• Continuity bounds for quantum entropies arising from a fundamental entropic inequality