%0 Journal Article
%T Non-commutative perspectives
%A Edward Effros
%A Frank Hansen
%J Mathematics
%D 2013
%I arXiv
%X We prove that the non-commutative perspective of an operator convex function is the unique extension of the corresponding commutative perspective that preserves homogeneity and convexity.
%U http://arxiv.org/abs/1309.7701v1