proposition: Lemma find_lit_eq : forall l lit, find_lit l lit = find_lit' l lit.
proof: Proof. unfold find_lit,find_lit'. destruct l ; simpl. - reflexivity. - reflexivity. Qed.
imports: Cdcl.PatriciaR Cdcl.KeyInt Cdcl.ReifClasses Cdcl.Lib Bool Setoid ZifyBool ZArith Uint63 Lia List Cdcl.Syntax Cdcl.Clause