--- /dev/null
+
+ (* ring tactics *)
+val ring_tac: ProofEngineTypes.tactic
+
+(*Galla: spostata in variuosTactics.ml
+ (* auxiliary tactics *)
+val elim_type_tac: term: Cic.term -> ProofEngineTypes.tactic
+*)
+
+(* spostata in variousTactics.ml
+val reflexivity_tac: ProofEngineTypes.tactic
+*)