* http://cs.unibo.it/helm/.
*)
-(* The default of term is the thesis of the goal to be prooved *)
val simpl_tac: pattern:ProofEngineTypes.pattern -> ProofEngineTypes.tactic
val reduce_tac: pattern:ProofEngineTypes.pattern -> ProofEngineTypes.tactic
val whd_tac: pattern:ProofEngineTypes.pattern -> ProofEngineTypes.tactic
val normalize_tac: pattern:ProofEngineTypes.pattern -> ProofEngineTypes.tactic
+(* The default of term is the thesis of the goal to be prooved *)
+val unfold_tac:
+ ProofEngineTypes.lazy_term option ->
+ pattern:ProofEngineTypes.pattern ->
+ ProofEngineTypes.tactic
+
+val change_tac:
+ pattern:ProofEngineTypes.pattern ->
+ ProofEngineTypes.lazy_term ->
+ ProofEngineTypes.tactic
+
val fold_tac:
- reduction:(Cic.context -> Cic.term -> Cic.term) ->
- also_in_hypotheses:bool -> term:Cic.term -> ProofEngineTypes.tactic
+ reduction:ProofEngineTypes.lazy_reduction ->
+ term:ProofEngineTypes.lazy_term ->
+ pattern:ProofEngineTypes.pattern ->
+ ProofEngineTypes.tactic
+