[ library(graph_algorithms) | Reference Manual | Alphabetic Index ]

make_undirected_graph(+DirectedGraph, -UndirectedGraph)

Creates an undirected from a directed graph
DirectedGraph
a graph structure
UndirectedGraph
will be bound to a graph structure

Description

Creates an undirected graph from a directed graph by adding reverse edges for every existing edge. Moreover, all loops (edges from S to S) are removed from the undirected graph.

Modes and Determinism

See Also

graph_is_bidirected / 1