an addition ...

[helm.git] / matita / matita / contribs / lambda_delta / basic_2 / unfold / ldrops_ldrop.ma

diff --git a/matita/matita/contribs/lambda_delta/basic_2/unfold/ldrops_ldrop.ma b/matita/matita/contribs/lambda_delta/basic_2/unfold/ldrops_ldrop.ma
index de8a1fef64b9de4cb6eceaa5001cce45b0c02fe1..6ca2f73dfafcfe4d772cf47ed0379266f909e4ab 100644 (file)
--- a/matita/matita/contribs/lambda_delta/basic_2/unfold/ldrops_ldrop.ma
+++ b/matita/matita/contribs/lambda_delta/basic_2/unfold/ldrops_ldrop.ma
@@ -12,8 +12,8 @@
 (*                                                                        *)
 (**************************************************************************)
 
-include "Basic_2/substitution/ldrop_ldrop.ma".
-include "Basic_2/unfold/ldrops.ma".
+include "basic_2/substitution/ldrop_ldrop.ma".
+include "basic_2/unfold/ldrops.ma".
 
 (* GENERIC LOCAL ENVIRONMENT SLICING ****************************************)
 
@@ -21,7 +21,7 @@ include "Basic_2/unfold/ldrops.ma".
 
 lemma ldrops_ldrop_trans: ∀L1,L,des. ⇩*[des] L1 ≡ L → ∀L2,i. ⇩[0, i] L ≡ L2 →
                           ∃∃L0,des0,i0. ⇩[0, i0] L1 ≡ L0 & ⇩*[des0] L0 ≡ L2 &
-                                        @[i] des ≡ i0 & des ▭ i ≡ des0.
+                                        @⦃i, des⦄ ≡ i0 & des ▭ i ≡ des0.
 #L1 #L #des #H elim H -L1 -L -des
 [ /2 width=7/
 | #L1 #L3 #L #des3 #d #e #_ #HL3 #IHL13 #L2 #i #HL2