%0 Journal Article
%T Hermitian operators and convex functions
%A Jean-Christophe Bourin
%J Mathematics
%D 2006
%I arXiv
%X Several inequalities for eigenvalues involving convex combinations and compressions are given. These inequalities are matrix version of the basic convexity inequality f((a+b)/2) < (f(a)+f(b))/2.
%U http://arxiv.org/abs/math/0601318v2