proposition: Lemma eval_neg_literal_rec : forall l p, eval_literal_rec l p -> eval_literal (neg_literal l) -> p.
proof: Proof. destruct l ; simpl. tauto. tauto. Qed.
imports: Cdcl.PatriciaR Cdcl.KeyInt Cdcl.ReifClasses Cdcl.Lib Bool Setoid ZifyBool ZArith Uint63 Lia List Cdcl.Syntax Cdcl.Clause