This is a preview. Log in through your library . Abstract A signed graph consists of a (simple) graph G = (V, E) together with a function σ : E {+; −} called signature. Matrices can be associated to ...
In this paper we continue the study of signed double Roman dominating functions in graphs. A signed double Roman dominating function (SDRDF) on a graph G = (V, E) is a function f : V(G) → {−1, 1, 2, 3 ...
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