fact: Definition lt_exc_pb_ok (u1 u2 : exc_pb_ok) := lt_weight_exc_pb_ok (weight_exc_pb_ok u1) (weight_exc_pb_ok u2).
imports: Coq(Arith Wf_nat Wellfounded List Multiset Relations) CoLoR(closure decidable_set ordered_set more_list list_permut list_set list_sort dickson term_spec term)