2 citations · 3 across the 4 of their papers we have counts for
1 paper · 1 filter
Zepeng Li, Zehui Shao, Yongsheng Rao +2
A \emph{perfect Roman dominating function} (PRDF) on a graph G=(V,E) is a function f:V→{0,1,2} satisfying the condition that every vertex u for which $f(…