Optimal radio labelings of the Cartesian product of the generalized Peterson graph and tree

Payal Vasoya, Devsi Bantva

A radio labeling of a graph $G$ is a function $f:V(G)\to \{0,1,2,\dots \}$ such that $|f(u)-f(v)|\ge diam(G)+1-d(u,v)$ for every pair of distinct vertices $u,v$ of…