Definition:Adjacent (Graph Theory)/Vertices/Non-Adjacent

Definition

Let $G = \struct {V, E}$ be a graph.

Two vertices $u, v \in V$ of $G$ are non-adjacent if and only if they are not adjacent.

Also see

• Results about adjacency in the context of graph theory can be found here.

Sources

• 1977: Gary Chartrand: Introductory Graph Theory ... (previous) ... (next): Chapter $1$: Mathematical Models: $\S 1.3$: Graphs