On contraction coefficients, partial orders and approximation of capacities for quantum channels Christoph Hirche, Cambyse Rouzé, and Daniel Stilck França, Quantum 6, 862 (2022). The data processing inequality is the most basic requirement for any meaningful measure of information. It essentially states that distinguishability measures between states decrease if we a…
Sandwiched Rényi Convergence for Quantum Evolutions Alexander Müller-Hermes and Daniel Stilck Franca, Quantum 2, 55 (2018). We study the speed of convergence of a primitive quantum time evolution towards its fixed point in the distance of sandwiched Rényi divergences. For each of these distance measures the conve…