update in ground_2, static_2, basic_2, apps_2, alpha_1

[helm.git] / matita / matita / contribs / lambdadelta / static_2 / relocation / lifts_teqx.ma

diff --git a/matita/matita/contribs/lambdadelta/static_2/relocation/lifts_teqx.ma b/matita/matita/contribs/lambdadelta/static_2/relocation/lifts_teqx.ma
index e508856c6d2456e065e17c358b059d20c79ece3a..2eef832e5725f1ffd5c474c3a57eba380d5361fa 100644 (file)
--- a/matita/matita/contribs/lambdadelta/static_2/relocation/lifts_teqx.ma
+++ b/matita/matita/contribs/lambdadelta/static_2/relocation/lifts_teqx.ma
@@ -72,7 +72,7 @@ lemma teqx_inv_lifts_bi: deliftable2_bi teqx.
 /3 width=6 by teqx_inv_lifts_sn, deliftable2_sn_bi/ qed-.
 
 lemma teqx_lifts_inv_pair_sn (I) (f:rtmap):
-                             ∀X,T. ⇧*[f]X ≘ T → ∀V. ②{I}V.T ≛ X → ⊥.
+                             ∀X,T. ⇧*[f]X ≘ T → ∀V. ②[I]V.T ≛ X → ⊥.
 #I #f #X #T #H elim H -f -X -T
 [ #f #s #V #H
   elim (teqx_inv_pair1 … H) -H #X1 #X2 #_ #_ #H destruct