Global coalitions in graphs

Nazli Besharati, Doost Ali Mojdeh, Mohammad Reza Samadzadeh +1

Let $G=(V,E)$ be a graph. A subset $S\subseteq V$ is called a global dominating set of $G$ if it is a dominating set of both $G$ and its complement $\overline{G}$. Two disjoint s…