Definition:Incident (Graph Theory)/Digraph/Incident To

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

Let $u, v \in V$ be vertices of $G$.

Let $e = \tuple {u, v}$ be an arc that is directed from $u$ to $v$:


 * IncidentDigraph.png

Then:
 * $e$ is incident to $v$


 * $u$ is incident to $e$.