fact: Fixpoint eqList (l1 l2 : list positive) := match l1, l2 with | nil, nil => True | (hd1 :: tl1), (hd2 :: tl2) => (Pos.eq hd1 hd2) /\ (eqList tl1 tl2) | _, _ => False end.
imports: MSets Arith NArith Notations Sorting Coq.Program.Equality GeoCoq.Tactics.Coinc.tactics_axioms