X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fgrammar%2Ftsts_vector.ma;h=e903706213be32b6e38fd089b4b8864819e02a33;hb=e92beef4185d9c11884bcdb123429b1e7138e40c;hp=936804ce9292176499c0f773aed31402ff38df00;hpb=6acee1cf296163fee832b112c96b6624253aee06;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/grammar/tsts_vector.ma b/matita/matita/contribs/lambdadelta/basic_2/grammar/tsts_vector.ma
index 936804ce9..e90370621 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/grammar/tsts_vector.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/grammar/tsts_vector.ma
@@ -20,11 +20,10 @@ include "basic_2/grammar/tsts.ma".
 (* Advanced inversion lemmas ************************************************)
 
 (* Basic_1: was only: iso_flats_lref_bind_false iso_flats_flat_bind_false *)
-lemma tsts_inv_bind_applv_simple: ∀a,I,Vs,V2,T1,T2. ⒶVs.T1 ≂ ⓑ{a,I} V2. T2 →
+lemma tsts_inv_bind_applv_simple: ∀p,I,Vs,V2,T1,T2. ⒶVs.T1 ≂ ⓑ{p,I}V2.T2 →
                                   𝐒⦃T1⦄ → ⊥.
-#a #I #Vs #V2 #T1 #T2 #H
-elim (tsts_inv_pair2 … H) -H #V0 #T0
-elim Vs -Vs normalize
+#p #I #Vs #V2 #T1 #T2 #H elim (tsts_inv_pair2 … H) -H
+#V0 #T0 elim Vs -Vs normalize
 [ #H destruct #H /2 width=5 by simple_inv_bind/
 | #V #Vs #_ #H destruct
 ]