- updated equivalence on referred entries: it nust be degree-based

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / etc_new / cnx / cnx_cix.etc

diff --git a/matita/matita/contribs/lambdadelta/basic_2/etc_new/cnx/cnx_cix.etc b/matita/matita/contribs/lambdadelta/basic_2/etc_new/cnx/cnx_cix.etc
deleted file mode 100644 (file)
index 32b9a76..0000000
--- a/matita/matita/contribs/lambdadelta/basic_2/etc_new/cnx/cnx_cix.etc
+++ /dev/null
@@ -1,28 +0,0 @@
-(**************************************************************************)
-(*       ___                                                              *)
-(*      ||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/reduction/cpx_cix.ma".
-include "basic_2/reduction/cnx_crx.ma".
-
-(* NORMAL TERMS FOR CONTEXT-SENSITIVE EXTENDED REDUCTION ********************)
-
-(* Main properties on irreducibility ****************************************)
-
-theorem cix_cnx: ∀h,o,G,L,T. ⦃G, L⦄ ⊢ ➡[h, o] 𝐈⦃T⦄ → ⦃G, L⦄ ⊢ ➡[h, o] 𝐍⦃T⦄.
-/2 width=6 by cpx_fwd_cix/ qed.
-
-(* Main inversion lemmas on irreducibility **********************************)
-
-theorem cnx_inv_cix: ∀h,o,G,L,T. ⦃G, L⦄ ⊢ ➡[h, o] 𝐍⦃T⦄ → ⦃G, L⦄ ⊢ ➡[h, o] 𝐈⦃T⦄.
-/2 width=7 by cnx_inv_crx/ qed-.