fact: Definition BDDor_memo_OK (cfg : BDDconfig) (memo : BDDor_memo) := forall node1 node2 node : ad, BDDor_memo_lookup memo node1 node2 = Some node -> config_node_OK cfg node1 /\ config_node_OK cfg node2 /\ config_node_OK cfg node /\ BDDvar_le (var cfg node) (BDDvar_max (var cfg node1) (var cfg node2)) = true /\ bool_fun_eq (bool_fun_of_BDD cfg node) (bool_fun_or (bool_fun_of_BDD cfg node1) (bool_fun_of_BDD cfg node2)).
imports: Bool Sumbool Arith ZArith NArith Nnat Ndec Ndigits IntMap(Allmaps) Wf_nat BDDvar_ad_nat bdd1 bdd2 bdd3 bdd4 bdd5_1 bdd5_2