X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Focaml%2Ftactics%2FreductionTactics.mli;h=56b80c06a6a2256fbfdf6f5aee5ce53ff235aa4a;hb=91a095f0686ee569ba035e4e30c7d071588cb8e7;hp=00d3e58900b2789f6ce895d826cffd57553cd00f;hpb=44d337f8d772c6895d310a1b1d62770c3355fe03;p=helm.git

diff --git a/helm/ocaml/tactics/reductionTactics.mli b/helm/ocaml/tactics/reductionTactics.mli
index 00d3e5890..56b80c06a 100644
--- a/helm/ocaml/tactics/reductionTactics.mli
+++ b/helm/ocaml/tactics/reductionTactics.mli
@@ -28,6 +28,11 @@ 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
+val unfold_tac:
+ Cic.term option -> pattern:ProofEngineTypes.pattern -> ProofEngineTypes.tactic
+
+val change_tac:
+  pattern:ProofEngineTypes.pattern -> Cic.term -> ProofEngineTypes.tactic 
 
 val fold_tac:
  reduction:(Cic.context -> Cic.term -> Cic.term) -> term:Cic.term ->