X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fdelayed_updating%2Fsubstitution%2Ffsubst_eq.ma;h=c3f6cfa11849a560be7114edeaa35ac2fa955327;hb=3bf7a0b4185dbffe5b822c907956acdbe2d1c559;hp=a3a3494191ad176fd4a62cea1cb261669c1fc2a4;hpb=6c52017b15171aa20ddfd01c1bbf3cc22a86c81c;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/delayed_updating/substitution/fsubst_eq.ma b/matita/matita/contribs/lambdadelta/delayed_updating/substitution/fsubst_eq.ma
index a3a349419..c3f6cfa11 100644
--- a/matita/matita/contribs/lambdadelta/delayed_updating/substitution/fsubst_eq.ma
+++ b/matita/matita/contribs/lambdadelta/delayed_updating/substitution/fsubst_eq.ma
@@ -15,6 +15,8 @@
 include "delayed_updating/substitution/fsubst.ma".
 include "delayed_updating/syntax/prototerm_eq.ma".
 
+(* FOCALIZED SUBSTITUTION ***************************************************)
+
 (* Constructions with subset_equivalence ************************************)
 
 lemma subset_inclusion_fsubst_bi (t1) (t2) (u1) (u2) (p):