let apply = PrimitiveTactics.apply_tac
let applyS = Auto.applyS_tac
let assumption = VariousTactics.assumption_tac
-let auto = AutoTactic.auto_tac
+let auto = Auto.auto_tac
let cases_intros = PrimitiveTactics.cases_intros_tac
let change = ReductionTactics.change_tac
let clear = ProofEngineStructuralRules.clear
let rewrite_simpl = EqualityTactics.rewrite_simpl_tac
let right = IntroductionTactics.right_tac
let ring = Ring.ring_tac
-let set_goal = ProofEngineStructuralRules.set_goal
let simpl = ReductionTactics.simpl_tac
let split = IntroductionTactics.split_tac
let subst = SubstTactic.subst_tac