arc_number
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Name

arc_number — number of arcs of a graph

Calling Sequence

ma = arc_number(g)

Parameters

g

:a graph (see graph_data_structure).

ma

integer, number of arcs

Description

arc_number returns the number ma of arcs of the graph. If the graph is directed, it is the number of edges. If the graph is undirected, it is twice the number of edges.

See Also

edge_number , node_number
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