NL_G_LoadGraph loads the graph G stored in the file 'N.graph'.
Examples
[path]=NL_F_NLPath();//path to NARVAL modulepath=path+'/demos/';//folder pathname=path+'topo_100';//graph name[g]=NL_G_LoadGraph(name);//application of NL_G_LoadGraphind=1;//window index[f]=NL_G_ShowGraphN(g,ind);//graph visualization