milestone in basic_2

[helm.git] / matita / matita / contribs / lambdadelta / static_2 / syntax / theq_simple_vector.ma

diff --git a/matita/matita/contribs/lambdadelta/static_2/syntax/theq_simple_vector.ma b/matita/matita/contribs/lambdadelta/static_2/syntax/theq_simple_vector.ma
index f7212ee11a67e321be45714e02ba5d3034e5523e..47138912579062039d7a0779f1e05334c384c339 100644 (file)
--- a/matita/matita/contribs/lambdadelta/static_2/syntax/theq_simple_vector.ma
+++ b/matita/matita/contribs/lambdadelta/static_2/syntax/theq_simple_vector.ma
@@ -21,9 +21,9 @@ include "static_2/syntax/theq_simple.ma".
 
 (* Basic_1: was only: iso_flats_lref_bind_false iso_flats_flat_bind_false *)
 (* Basic_2A1: was: tsts_inv_bind_applv_simple *)
-lemma theq_inv_applv_bind_simple: ∀h,o,p,I,Vs,V2,T1,T2. ⒶVs.T1 ⩳[h, o] ⓑ{p,I}V2.T2 →
-                                  𝐒⦃T1⦄ → ⊥.
-#h #o #p #I #Vs #V2 #T1 #T2 #H elim (theq_inv_pair2 … H) -H
+lemma theq_inv_applv_bind_simple (p) (I):
+      ∀Vs,V2,T1,T2. ⒶVs.T1 ⩳ ⓑ{p,I}V2.T2 → 𝐒⦃T1⦄ → ⊥.
+#p #I #Vs #V2 #T1 #T2 #H elim (theq_inv_pair2 … H) -H
 #V0 #T0 elim Vs -Vs normalize
 [ #H destruct #H /2 width=5 by simple_inv_bind/
 | #V #Vs #_ #H destruct