Regularity of the minmax value and equilibria in multiplayer Blackwell games

Galit Ashkenazi-Golan, János Flesch, Arkadi Predtetchinski +1

A real-valued function $\phi$ that is defined over all Borel sets of a topological space is \emph{regular} if for every Borel set $W$, $\phi (W)$ is the supremum of $\phi (C)$, over all close…