X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_transition%2Fcpx_ext.ma;h=ad3014288ab11ead4a74bd6d14b48fad05ccb550;hb=3c7b4071a9ac096b02334c1d47468776b948e2de;hp=9e6020a2295271d257b9485b91ecf41b7c04b610;hpb=ff612dc35167ec0c145864c9aa8ae5e1ebe20a48;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpx_ext.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpx_ext.ma
index 9e6020a22..ad3014288 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpx_ext.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpx_ext.ma
@@ -15,11 +15,11 @@
 include "static_2/syntax/cext2.ma".
 include "basic_2/rt_transition/cpx.ma".
 
-(* UNBOUND CONTEXT-SENSITIVE PARALLEL RT-TRANSITION FOR BINDERS *************)
+(* EXTENDED CONTEXT-SENSITIVE PARALLEL RT-TRANSITION FOR BINDERS ************)
 
-definition cpx_ext (h) (G): relation3 lenv bind bind ≝
-                            cext2 (cpx h G).
+definition cpx_ext (G): relation3 lenv bind bind ≝
+           cext2 (cpx G).
 
 interpretation
-   "unbound context-sensitive parallel rt-transition (binder)"
-   'PRedTy h G L I1 I2 = (cpx_ext h G L I1 I2).
+  "extended context-sensitive parallel rt-transition (binder)"
+  'PRedTy G L I1 I2 = (cpx_ext G L I1 I2).