annotate toolboxes/FullBNT-1.0.7/graph/connected_graph.m @ 0:e9a9cd732c1e tip

first hg version after svn
author wolffd
date Tue, 10 Feb 2015 15:05:51 +0000
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wolffd@0 1 function b = connected(adj_mat, directed)
wolffd@0 2 %
wolffd@0 3 % b = connected(adj_mat).
wolffd@0 4 % Returns true iff the graph is connected.
wolffd@0 5
wolffd@0 6 n = length(adj_mat);
wolffd@0 7 start = 1;
wolffd@0 8 [d, pre] = dfs(adj_mat, start, directed);
wolffd@0 9 b = (length(pre) == n);