nsptrees nsptrees(g) --- number of spanning trees of g.
union union(g,h1,h2) --- set g equal to the union of h1 and h2.
SOURCE CODE
0001 function A = matrix(g)
0002 % matrix(g) --- return (a copy of) the adjacency matrix of g
0003 global GRAPH_MAGIC
0004 A = GRAPH_MAGIC.graphs{g.idx}.array;