(1) Department of Mathematics, University of Denver, 80208, CO, USA;(2) Department of Physics, University of Denver, 80208, CO, USA;(3) Department of Physics and Astrophysics, University of Colorado, 80309, CO, USA
Abstract:
The quantum-mechanical concept of relative entropy is discussed from an information-theoretic point of view. We show that not all definitions found in the recent literature are equally suitable for the purpose of statistical inference by entropy maximization.