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


    		
  

  

    
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