X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_transition%2Fcpx_ext.ma;fp=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_transition%2Fcpx_ext.ma;h=e250ab490e6eb8616d80019823278e9c9d468449;hb=21827c7db90ddb4fd30adec6becd94e201898f9c;hp=0000000000000000000000000000000000000000;hpb=86d7622f88247d83b2c366a722d2994a4af91929;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
new file mode 100644
index 000000000..e250ab490
--- /dev/null
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpx_ext.ma
@@ -0,0 +1,25 @@
+(**************************************************************************)
+(*       ___                                                              *)
+(*      ||M||                                                             *)
+(*      ||A||       A project by Andrea Asperti                           *)
+(*      ||T||                                                             *)
+(*      ||I||       Developers:                                           *)
+(*      ||T||         The HELM team.                                      *)
+(*      ||A||         http://helm.cs.unibo.it                             *)
+(*      \   /                                                             *)
+(*       \ /        This file is distributed under the terms of the       *)
+(*        v         GNU General Public License Version 2                  *)
+(*                                                                        *)
+(**************************************************************************)
+
+include "basic_2/syntax/lenv_ext2.ma".
+include "basic_2/rt_transition/cpx.ma".
+
+(* UNCOUNTED CONTEXT-SENSITIVE PARALLEL RT-TRANSITION FOR BINDERS ***********)
+
+definition cpx_ext (h) (G): relation3 lenv bind bind ≝
+                            cext2 (cpx h G).
+
+interpretation
+   "uncounted context-sensitive parallel rt-transition (binder)"
+   'PRedTy h G L I1 I2 = (cpx_ext h G L I1 I2).