X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fgrafite%2FgrafiteAst.ml;h=e4b2cf24d97b3fbd3b3bb1978bdc5329f7a63600;hb=a15e3bafc1c4b8e5d12fbf562531becc0153edfe;hp=6ab2b2fc694402d63316e77b53ebf83dd2a37bce;hpb=df61a96a76dcad98ebaee2faf875afd31dff7ead;p=helm.git

diff --git a/helm/software/components/grafite/grafiteAst.ml b/helm/software/components/grafite/grafiteAst.ml
index 6ab2b2fc6..e4b2cf24d 100644
--- a/helm/software/components/grafite/grafiteAst.ml
+++ b/helm/software/components/grafite/grafiteAst.ml
@@ -88,8 +88,8 @@ type ('term, 'lazy_term, 'reduction, 'ident) tactic =
   (* Costruttori Aggiunti *)
   | Assume of loc * 'ident * 'term
   | Suppose of loc * 'term *'ident * 'term option
-  | By_term_we_proved of loc *'term option * 'term * 'ident * 'term option
-  | We_need_to_prove of loc * 'term * 'ident * 'term option
+  | By_term_we_proved of loc *'term option * 'term * 'ident option * 'term option
+  | We_need_to_prove of loc * 'term * 'ident option * 'term option
   | Bydone of loc * 'term option 
   | We_proceed_by_induction_on of loc * 'term * 'term
   | Byinduction of loc * 'term * 'ident