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when toggle format what by license comment
Jul 3, 2012 at 2:43 vote accept Nirakar Neo
Jun 20, 2012 at 4:31 comment added Yemon Choi Does Aaron's answer below not suffice?
Jun 20, 2012 at 4:02 history edited Nirakar Neo CC BY-SA 3.0
added 7 characters in body
Apr 6, 2012 at 14:42 history edited Neil Strickland CC BY-SA 3.0
Fixed curly brackets
Apr 6, 2012 at 13:29 answer added Aaron Tikuisis timeline score: 2
Mar 23, 2012 at 10:00 comment added Steven Deprez I assume that you mean $K$ is convex and compact. Otherwise convex combinations of states $\hat{x}$ are not necessarily of the form $\hat{y}$ with $y\in K$. For example, consider the unit interval $I$ in $\mathbb{R}$. Then $A(I)=A(\\{0,1\\})$.
Mar 22, 2012 at 16:52 history asked Nirakar Neo CC BY-SA 3.0