wolffd@0: function G = mk_adjmat_chain(T)
wolffd@0: % MK_DAG_CHAIN Make adjacency matrix for bi-directional Markov chain of  T nodes
wolffd@0: % function G = mk_dag_chain(T)
wolffd@0: %
wolffd@0: % G(t,t+1) = 1 for all t<T
wolffd@0: 
wolffd@0: G = diag(ones(1,T-1),1) + diag(ones(1,T-1),-1);
wolffd@0: