X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=components%2Fcic_proof_checking%2FcicReduction.mli;h=bee4607d509d240e0e8453c8e243f51ffa209dcf;hb=020ec6bc6c14c1e39b2564da314a6079bb34f79c;hp=e3619053d0d2163add738b5ebe8039f0cc9b1fbe;hpb=7f2444c2670cadafddd8785b687ef312158376b0;p=helm.git

diff --git a/components/cic_proof_checking/cicReduction.mli b/components/cic_proof_checking/cicReduction.mli
index e3619053d..bee4607d5 100644
--- a/components/cic_proof_checking/cicReduction.mli
+++ b/components/cic_proof_checking/cicReduction.mli
@@ -38,5 +38,6 @@ val are_convertible :
 val normalize:
   ?delta:bool -> ?subst:Cic.substitution -> Cic.context -> Cic.term -> Cic.term
  
-(* performs an head beta/cast reduction *)
-val head_beta_reduce: Cic.term -> Cic.term
+(* performs an head beta/cast reduction; the default is to not perform
+   delta reduction *)
+val head_beta_reduce: ?delta:bool -> Cic.term -> Cic.term