- degree-based equivalene for terms

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / etc_2A1 / cpr / lfprs_ltprs.etc

diff --git a/matita/matita/contribs/lambdadelta/basic_2/etc_2A1/cpr/lfprs_ltprs.etc b/matita/matita/contribs/lambdadelta/basic_2/etc_2A1/cpr/lfprs_ltprs.etc
new file mode 100644 (file)
index 0000000..99ae801
--- /dev/null
+++ b/matita/matita/contribs/lambdadelta/basic_2/etc_2A1/cpr/lfprs_ltprs.etc
@@ -0,0 +1,23 @@
+(**************************************************************************)
+(*       ___                                                              *)
+(*      ||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/computation/ltprs.ma".
+include "basic_2/computation/lfprs.ma".
+
+(* FOCALIZED PARALLEL COMPUTATION ON LOCAL ENVIRONMENTS *********************)
+
+(* Properties on context-free parallel computation for local environments ***)
+
+lemma ltprs_lfprs: ∀L1,L2. L1 ➡* L2 → ⦃L1⦄ ➡* ⦃L2⦄.
+/3 width=3/ qed.