X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fapps_2%2Ffunctional%2Fflifts.ma;h=10d9636db228563956e9dbc7d23d0de49129e820;hp=b266b3ae831c7a69d63ada7c5d4dd7a18c9d884f;hb=bd53c4e895203eb049e75434f638f26b5a161a2b;hpb=3b7b8afcb429a60d716d5226a5b6ab0d003228b1

diff --git a/matita/matita/contribs/lambdadelta/apps_2/functional/flifts.ma b/matita/matita/contribs/lambdadelta/apps_2/functional/flifts.ma
index b266b3ae8..10d9636db 100644
--- a/matita/matita/contribs/lambdadelta/apps_2/functional/flifts.ma
+++ b/matita/matita/contribs/lambdadelta/apps_2/functional/flifts.ma
@@ -21,12 +21,12 @@ include "static_2/relocation/lifts.ma".
 rec definition flifts f U on U ≝ match U with
 [ TAtom I     ⇒ match I with
   [ Sort _ ⇒ U
-  | LRef i ⇒ #(f@❴i❵)
+  | LRef i ⇒ #(f@❨i❩)
   | GRef _ ⇒ U
   ]
 | TPair I V T ⇒ match I with
-  [ Bind2 p I ⇒ ⓑ{p,I}(flifts f V).(flifts (⫯f) T)
-  | Flat2 I   ⇒ ⓕ{I}(flifts f V).(flifts f T)
+  [ Bind2 p I ⇒ ⓑ[p,I](flifts f V).(flifts (⫯f) T)
+  | Flat2 I   ⇒ ⓕ[I](flifts f V).(flifts f T)
   ]
 ].
 
@@ -38,13 +38,13 @@ interpretation "uniform functional relocation (term)"
 
 (* Basic properties *********************************************************)
 
-lemma flifts_lref (f) (i): ↑*[f](#i) = #(f@❴i❵).
+lemma flifts_lref (f) (i): ↑*[f](#i) = #(f@❨i❩).
 // qed.
 
-lemma flifts_bind (f) (p) (I) (V) (T): ↑*[f](ⓑ{p,I}V.T) = ⓑ{p,I}↑*[f]V.↑*[⫯f]T.
+lemma flifts_bind (f) (p) (I) (V) (T): ↑*[f](ⓑ[p,I]V.T) = ⓑ[p,I]↑*[f]V.↑*[⫯f]T.
 // qed.
 
-lemma flifts_flat (f) (I) (V) (T): ↑*[f](ⓕ{I}V.T) = ⓕ{I}↑*[f]V.↑*[f]T.
+lemma flifts_flat (f) (I) (V) (T): ↑*[f](ⓕ[I]V.T) = ⓕ[I]↑*[f]V.↑*[f]T.
 // qed.
 
 (* Main properties **********************************************************)