Sig.EDGE
Signature for edges.
type t
val compare : t -> t -> int
type vertex
val src : t -> vertex
Edge origin.
val dst : t -> vertex
Edge destination.
type label
val create : vertex -> label -> vertex -> t
create v1 l v2 creates an edge from v1 to v2 with label l
create v1 l v2
v1
v2
l
val label : t -> label
Get the label of an edge.