X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frelocation%2Flifts_weight.ma;h=3504082babdb051ade23e800a094aa05f805c967;hb=730642efca3fb00ca4f8268bd97b0778cff14514;hp=a2e774964f01c25652937343870b86f41f1ba239;hpb=e9da8e091898b6e67a2f270581bdc5cdbe80e9b0;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/relocation/lifts_weight.ma b/matita/matita/contribs/lambdadelta/basic_2/relocation/lifts_weight.ma
index a2e774964..3504082ba 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/relocation/lifts_weight.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/relocation/lifts_weight.ma
@@ -12,7 +12,7 @@
 (*                                                                        *)
 (**************************************************************************)
 
-include "basic_2/grammar/term_weight.ma".
+include "basic_2/syntax/term_weight.ma".
 include "basic_2/relocation/lifts.ma".
 
 (* GENERIC RELOCATION FOR TERMS *********************************************)
@@ -20,6 +20,6 @@ include "basic_2/relocation/lifts.ma".
 (* Forward lemmas with weight for terms *************************************)
 
 (* Basic_2A1: includes: lift_fwd_tw *)
-lemma lifts_fwd_tw: ∀f,T1,T2. ⬆*[f] T1 ≡ T2 → ♯{T1} = ♯{T2}.
+lemma lifts_fwd_tw: ∀f,T1,T2. ⬆*[f] T1 ≘ T2 → ♯{T1} = ♯{T2}.
 #f #T1 #T2 #H elim H -f -T1 -T2 normalize //
 qed-.