G = gsp_full_connected(N); G = gsp_full_connected();
| N | Number of vertices (default 10) | 
| G | Graph structure. | 
'gsp_full_connected(N)' initializes a graph structure representing a fully connected graph. All weight are set to 1.
Example:
G = gsp_full_connected(5); param.show_edges = 1; gsp_plot_graph(G,param);
