update in ground_2, static_2, basic_2, apps_2, alpha_1

[helm.git] / matita / matita / contribs / lambdadelta / apps_2 / functional / flifts_basic.ma

diff --git a/matita/matita/contribs/lambdadelta/apps_2/functional/flifts_basic.ma b/matita/matita/contribs/lambdadelta/apps_2/functional/flifts_basic.ma
index 5c50fb1af74a17fe5745b0f02ce822d7e95724b1..414a3de11437cf6fd9758f626024e8e3edf2c26c 100644 (file)
--- a/matita/matita/contribs/lambdadelta/apps_2/functional/flifts_basic.ma
+++ b/matita/matita/contribs/lambdadelta/apps_2/functional/flifts_basic.ma
@@ -28,5 +28,5 @@ lemma flifts_basic_lref_ge (i) (d) (h): d ≤ i → ↑[d,h](#i) = #(h+i).
 /4 width=1 by apply_basic_ge, (* 2x *) eq_f/
 qed-.
 
-lemma flifts_basic_bind (p) (I) (V) (T) (d) (h): ↑[d,h](ⓑ{p,I}V.T) = ⓑ{p,I}(↑[d,h]V).(↑[↑d,h]T).
+lemma flifts_basic_bind (p) (I) (V) (T) (d) (h): ↑[d,h](ⓑ[p,I]V.T) = ⓑ[p,I](↑[d,h]V).(↑[↑d,h]T).
 // qed.