X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Focaml%2Ftactics%2FreductionTactics.mli;h=2b01561a566f70fc59b24b50470567790c6df5a3;hb=08791e80816548121e81e04d3ead8c9a5171d033;hp=20e45827d2de436954314279261fdb397728d1e4;hpb=80fc89019bcb7fb7e0e1fb8bb111b708be49d19f;p=helm.git

diff --git a/helm/ocaml/tactics/reductionTactics.mli b/helm/ocaml/tactics/reductionTactics.mli
index 20e45827d..2b01561a5 100644
--- a/helm/ocaml/tactics/reductionTactics.mli
+++ b/helm/ocaml/tactics/reductionTactics.mli
@@ -29,6 +29,9 @@ 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 change_tac:
+  pattern:ProofEngineTypes.pattern -> Cic.term -> ProofEngineTypes.tactic 
+
 val fold_tac:
- reduction:(Cic.context -> Cic.term -> Cic.term) ->
+ reduction:(Cic.context -> Cic.term -> Cic.term) -> term:Cic.term ->
  pattern:ProofEngineTypes.pattern -> ProofEngineTypes.tactic