X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fground%2Farith%2Fnat_pred.ma;h=4fcab387d0bd8d5248fef6c98e41d0abc2a78f9e;hp=7c5d8a5ac5b6cf93c890880fafd4d6e28816dc7d;hb=5e72e41f4f86814e56d4b00959ccc56c71042a4c;hpb=74c6905907b0bca229366d52450e2a6982b5b8be

diff --git a/matita/matita/contribs/lambdadelta/ground/arith/nat_pred.ma b/matita/matita/contribs/lambdadelta/ground/arith/nat_pred.ma
index 7c5d8a5ac..4fcab387d 100644
--- a/matita/matita/contribs/lambdadelta/ground/arith/nat_pred.ma
+++ b/matita/matita/contribs/lambdadelta/ground/arith/nat_pred.ma
@@ -16,7 +16,7 @@ include "ground/notation/functions/downarrow_1.ma".
 include "ground/arith/pnat_dis.ma".
 include "ground/arith/nat.ma".
 
-(* NON-NEGATIVE INTEGERS ****************************************************)
+(* PREDECESSOR FOR NON-NEGATIVE INTEGERS ************************************)
 
 (*** pred *)
 definition npred (m): nat ≝ match m with