- predefined_virtuals: some additions

[helm.git] / matita / matita / contribs / lambda_delta / basic_2 / dynamic / nta_alt.ma

diff --git a/matita/matita/contribs/lambda_delta/basic_2/dynamic/nta_alt.ma b/matita/matita/contribs/lambda_delta/basic_2/dynamic/nta_alt.ma
index 9c15674600c99a2cf39400e65304b3dc32e39bed..8cbd59518d9d606b4dc62c8361959095b4cf3840 100644 (file)
--- a/matita/matita/contribs/lambda_delta/basic_2/dynamic/nta_alt.ma
+++ b/matita/matita/contribs/lambda_delta/basic_2/dynamic/nta_alt.ma
@@ -30,7 +30,7 @@ inductive ntaa (h:sh): lenv → relation term ≝
              ntaa h L (ⓐV.ⓛW.T) (ⓐV.ⓛW.U)
 | ntaa_pure: ∀L,V,W,T,U. ntaa h L T U → ntaa h L (ⓐV.U) W →
              ntaa h L (ⓐV.T) (ⓐV.U)
-| ntaa_cast: â\88\80L,T,U,W. ntaa h L T U â\86\92 ntaa h L U W â\86\92 ntaa h L (â\93£U. T) U
+| ntaa_cast: â\88\80L,T,U,W. ntaa h L T U â\86\92 ntaa h L U W â\86\92 ntaa h L (â\93\9dU. T) U
 | ntaa_conv: ∀L,T,U1,U2,V2. ntaa h L T U1 → L ⊢ U1 ⬌* U2 → ntaa h L U2 V2 →
              ntaa h L T U2
 .
@@ -177,7 +177,7 @@ lemma nta_ind_alt: ∀h. ∀R:lenv→relation term.
    ) →
    (∀L,T,U,W.
       ⦃h, L⦄ ⊢ T : U → ⦃h, L⦄ ⊢ U : W →
-      R L T U â\86\92 R L U W â\86\92 R L (â\93£U.T) U
+      R L T U â\86\92 R L U W â\86\92 R L (â\93\9dU.T) U
    ) →
    (∀L,T,U1,U2,V2.
       ⦃h, L⦄ ⊢ T : U1 → L ⊢ U1 ⬌* U2 → ⦃h, L⦄ ⊢ U2 : V2 →