READGRAPH Read a graph from a text file.

   [NODES EDGES] = readGraph(FILENAME)

   Example
     % create a basic graph, save it to a file, and read it again
     nodes = [10 10;20 10;10 20;20 20;27 15];
     edges = [1 2;1 3;2 4;2 5;3 4;4 5];
     writeGraph(nodes, edges, 'simpleGraph.txt');
     [n2 e2] = readGraph('simpleGraph.txt');
     figure; drawGraph(n2, e2); axis equal; axis([0 40 0 30]);

   See also
     writeGraph

Package: matgeom