general slicing reactivated ...

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / relocation / drops_vector.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/relocation/drops_vector.ma b/matita/matita/contribs/lambdadelta/basic_2/relocation/drops_vector.ma
index 63bc71da6d090c3ad6dec5b4802891b400b5da5a..9cf6e7c1fd76399eac10a7bc48d9b0a663e5e21b 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/relocation/drops_vector.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/relocation/drops_vector.ma
@@ -18,14 +18,14 @@ include "basic_2/relocation/drops.ma".
 (* GENERAL SLICING FOR LOCAL ENVIRONMENTS ***********************************)
 
 definition d_liftable1_all: relation2 lenv term → predicate bool ≝
-                            λR,s. ∀L,K,t. ⬇*[s, t] L ≡ K →
-                            ∀Ts,Us. ⬆*[t] Ts ≡ Us →
+                            λR,c. ∀L,K,f. ⬇*[c, f] L ≡ K →
+                            ∀Ts,Us. ⬆*[f] Ts ≡ Us →
                             all … (R K) Ts → all … (R L) Us.
 
 (* Properties on general relocation for term vectors ************************)
 
 (* Basic_2A1: was: d1_liftables_liftables_all *)
-lemma d1_liftable_liftable_all: ∀R,s. d_liftable1 R s → d_liftable1_all R s.
-#R #s #HR #L #K #t #HLK #Ts #Us #H elim H -Ts -Us normalize //
+lemma d1_liftable_liftable_all: ∀R,c. d_liftable1 R c → d_liftable1_all R c.
+#R #c #HR #L #K #f #HLK #Ts #Us #H elim H -Ts -Us normalize //
 #Ts #Us #T #U #HTU #_ #IHTUs * /3 width=7 by conj/
 qed.