X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_1%2Fnf2%2Fdec.ma;h=d7211841f02e9ead56cdd76d9649e3a484764165;hb=8de8cf8adfa6fcda91047eb2c25535893ede046a;hp=e42bf9e0072d09a9b1dc273ac5be44e615417781;hpb=d2caaf419cb6c92cb5ca8615f8eac4e12f3ab728;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_1/nf2/dec.ma b/matita/matita/contribs/lambdadelta/basic_1/nf2/dec.ma
index e42bf9e00..d7211841f 100644
--- a/matita/matita/contribs/lambdadelta/basic_1/nf2/dec.ma
+++ b/matita/matita/contribs/lambdadelta/basic_1/nf2/dec.ma
@@ -22,7 +22,7 @@ include "basic_1/pr0/dec.ma".
 
 include "basic_1/C/props.ma".
 
-theorem nf2_dec:
+lemma nf2_dec:
  \forall (c: C).(\forall (t1: T).(or (nf2 c t1) (ex2 T (\lambda (t2: T).((eq 
 T t1 t2) \to (\forall (P: Prop).P))) (\lambda (t2: T).(pr2 c t1 t2)))))
 \def