Cross-Sperner families

Dániel Gerbner, Nathan Lemons, Cory Palmer +2

A pair of families $(\cF,\cG)$ is said to be \emph{cross-Sperner} if there exists no pair of sets $F \in \cF, G \in \cG$ with $F\subseteq G$ or $G\subseteq F$. There are two ways…