proposition: Lemma wf_map_add_wneg_lit : forall l wn, wf_map wn -> wf_map (add_wneg_lit l wn).
proof: Proof. unfold add_wneg_lit. destruct l; auto. intros. apply wf_map_add; auto. Qed.
imports: Cdcl.PatriciaR Cdcl.KeyInt Cdcl.ReifClasses Cdcl.Lib Bool Setoid ZifyBool ZArith Uint63 Lia List Cdcl.Syntax Cdcl.Clause