proposition: Lemma wf_map_remove : forall {A: Type} x (m : IntMap.ptrie A) (WF: wf_map m), wf_map (IntMap.remove' x m).
proof: Proof. intros. apply IntMap.wf_remove'; auto. Qed.
imports: Cdcl.PatriciaR Cdcl.KeyInt Cdcl.ReifClasses Cdcl.Lib Bool Setoid ZifyBool ZArith Uint63 Lia List Cdcl.Syntax Cdcl.Clause