X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fstatic_2%2Fsyntax%2Fteqx_ext.ma;h=68a91196f61bd197fdb76d25baff310fa82e977a;hb=e23331eef5817eaa6c5e1c442d1d6bbb18650573;hp=bdb3971b85181a051622ecfd45be2c7c4ec83781;hpb=adb9ba187619cea977d1d22971eba27eb437cd6a;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/static_2/syntax/teqx_ext.ma b/matita/matita/contribs/lambdadelta/static_2/syntax/teqx_ext.ma
index bdb3971b8..68a91196f 100644
--- a/matita/matita/contribs/lambdadelta/static_2/syntax/teqx_ext.ma
+++ b/matita/matita/contribs/lambdadelta/static_2/syntax/teqx_ext.ma
@@ -12,29 +12,32 @@
 (*                                                                        *)
 (**************************************************************************)
 
-include "static_2/notation/relations/stareq_3.ma".
-include "static_2/syntax/cext2.ma".
+(*
+include "static_2/notation/relations/approxeq_3.ma".
+*)
+include "static_2/syntax/teqg_ext.ma".
 include "static_2/syntax/teqx.ma".
 
 (* EXTENDED SORT-IRRELEVANT EQUIVALENCE *************************************)
-
+(*
 definition teqx_ext: relation bind ≝
-                     ext2 teqx.
-
-definition cdeq: relation3 lenv term term ≝
-                 λL. teqx.
-
-definition cdeq_ext: relation3 lenv bind bind ≝
-                     cext2 cdeq.
-
+           teqg_ext sfull.
+
+definition ceqx: relation3 lenv term term ≝
+           ceqg sfull.
+*)
+definition ceqx_ext: relation3 lenv bind bind ≝
+           ceqg_ext sfull.
+(*
 interpretation
-   "context-free sort-irrelevant equivalence (binder)"
-   'StarEq I1 I2 = (teqx_ext I1 I2).
+  "context-free sort-irrelevant equivalence (binder)"
+  'StarEq I1 I2 = (teqx_ext I1 I2).
 
 interpretation
-   "context-dependent sort-irrelevant equivalence (term)"
-   'StarEq L T1 T2 = (cdeq L T1 T2).
+  "context-dependent sort-irrelevant equivalence (term)"
+  'StarEq L T1 T2 = (cdeq L T1 T2).
 
 interpretation
-   "context-dependent sort-irrelevant equivalence (binder)"
-   'StarEq L I1 I2 = (cdeq_ext L I1 I2).
+  "context-dependent sort-irrelevant equivalence (binder)"
+  'ApproxEq L I1 I2 = (cdeq_ext L I1 I2).
+*)