bug fix in the notation of normal forms, now we specify that they are

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / reduction / cir_lift.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/reduction/cir_lift.ma b/matita/matita/contribs/lambdadelta/basic_2/reduction/cir_lift.ma
index 0c518239a44b111705c14b675f6efae685faad8a..0cea0de9cde6f74eb61344b99da9c5c8ad653d7f 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/reduction/cir_lift.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/reduction/cir_lift.ma
@@ -19,10 +19,10 @@ include "basic_2/reduction/cir.ma".
 
 (* Properties on relocation *************************************************)
 
-lemma cir_lift: ∀G,K,T. ⦃G, K⦄ ⊢ 𝐈⦃T⦄ → ∀L,s,d,e. ⇩[s, d, e] L ≡ K →
-                ∀U. ⇧[d, e] T ≡ U → ⦃G, L⦄ ⊢ 𝐈⦃U⦄.
+lemma cir_lift: ∀G,K,T. ⦃G, K⦄ ⊢ ➡ 𝐈⦃T⦄ → ∀L,s,d,e. ⇩[s, d, e] L ≡ K →
+                ∀U. ⇧[d, e] T ≡ U → ⦃G, L⦄ ⊢ ➡ 𝐈⦃U⦄.
 /3 width=8 by crr_inv_lift/ qed.
 
-lemma cir_inv_lift: ∀G,L,U. ⦃G, L⦄ ⊢ 𝐈⦃U⦄ → ∀K,s,d,e. ⇩[s, d, e] L ≡ K →
-                    ∀T. ⇧[d, e] T ≡ U → ⦃G, K⦄ ⊢ 𝐈⦃T⦄.
+lemma cir_inv_lift: ∀G,L,U. ⦃G, L⦄ ⊢ ➡ 𝐈⦃U⦄ → ∀K,s,d,e. ⇩[s, d, e] L ≡ K →
+                    ∀T. ⇧[d, e] T ≡ U → ⦃G, K⦄ ⊢ ➡ 𝐈⦃T⦄.
 /3 width=8 by crr_lift/ qed-.