Create a new graph with the provided edge data
Add edge (u,v) to the graph
Add vertex v to the graph
Add vertex v to the graph
v, the added vertex
Check whether the graph contains vertex v
Check whether the graph contains vertex v
Get all edges of a node
Get all edges of a node
the specified node
a Set[T] of all vertices that v has edges to
Get all vertices in the graph
Get all vertices in the graph
a Set[T] of all vertices in the graph
A class to represent a mutable directed graph with nodes of type T