X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambda_delta%2Fbasic_2%2Fgrammar%2Fterm_vector.ma;h=7169d1af40530f9b980381a1fd83966975e0ec23;hb=5613a25cee29ef32a597cb4b44e8f2f4d71c4df0;hp=c2ad0f835f63504ab3c054b646db776c75adce88;hpb=a8c166f1e1baeeae04553058bd179420ada8bbe7;p=helm.git

diff --git a/matita/matita/contribs/lambda_delta/basic_2/grammar/term_vector.ma b/matita/matita/contribs/lambda_delta/basic_2/grammar/term_vector.ma
index c2ad0f835..7169d1af4 100644
--- a/matita/matita/contribs/lambda_delta/basic_2/grammar/term_vector.ma
+++ b/matita/matita/contribs/lambda_delta/basic_2/grammar/term_vector.ma
@@ -13,15 +13,21 @@
 (**************************************************************************)
 
 include "ground_2/list.ma".
-include "basic_2/grammar/term.ma".
+include "basic_2/grammar/term_simple.ma".
 
 (* TERMS ********************************************************************)
 
 let rec applv Vs T on Vs ≝
   match Vs with
   [ nil        ⇒ T
-  | cons hd tl ⇒  ⓐhd. (applv tl T)
+  | cons hd tl ⇒ ⓐhd. (applv tl T)
   ].
 
 interpretation "application o vevtor (term)"
    'SnApplV Vs T = (applv Vs T).
+
+(* properties concerning simple terms ***************************************)
+
+lemma applv_simple: ∀T,Vs.  𝐒⦃T⦄ → 𝐒⦃ⒶVs.T⦄.
+#T * //
+qed.