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Library
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Module type
Parameter
Class
Class type
Source
Tree.EEdges have type E.t and are labeled with type E.label. src (resp. dst) returns the origin (resp. the destination) of a given edge.
Edges are ORDERED_TYPE.
Edges are directed.
type vertex = vertexEdges are labeled.
create v1 l v2 creates an edge from v1 to v2 with label l