2 problems

Let $\vec{Q}$ be a distribution in the four-party star network. Say that $\vec{Q}$ passes the factorisation star-shaped trilocal NPA hierarchy if, for every integer $n\geq 4$, ther…

Consider the four-party star network and a hierarchy of Factorisation Star-shaped Trilocal Moment Matrices, whose existence implies that a distribution is an Anti-state Commutator…