updating the structures for sorts

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / dynamic / nta.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/dynamic/nta.ma b/matita/matita/contribs/lambdadelta/basic_2/dynamic/nta.ma
index 5b83675b3a62e855e74d9699b9c3ec58a2e13d28..84bbfeda94a2c4df1493e9833e525707ee2134a7 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/dynamic/nta.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/dynamic/nta.ma
@@ -26,16 +26,16 @@ interpretation "native type assignment (term)"
    'Colon a h G L T U = (nta a h G L T U).
 
 interpretation "restricted native type assignment (term)"
-   'Colon h G L T U = (nta true h G L T U).
+   'Colon h G L T U = (nta (yinj (S (S O))) h G L T U).
 
 interpretation "extended native type assignment (term)"
-   'ColonStar h G L T U = (nta false h G L T U).
+   'ColonStar h G L T U = (nta Y h G L T U).
 
 (* Basic properties *********************************************************)
 
 (* Basic_1: was by definition: ty3_sort *)
 (* Basic_2A1: was by definition: nta_sort ntaa_sort *)
-lemma nta_sort (a) (h) (G) (L) (s): ⦃G,L⦄ ⊢ ⋆s :[a,h] ⋆(next h s).
+lemma nta_sort (a) (h) (G) (L) (s): ⦃G,L⦄ ⊢ ⋆s :[a,h] ⋆(⫯[h]s).
 #a #h #G #L #s /2 width=3 by cnv_sort, cnv_cast, cpms_sort/
 qed.