- we introduced the pointer_step rc in the perspective of proving

[helm.git] / matita / matita / contribs / lambda_delta / basic_2 / reducibility / fpr_cpr.ma

diff --git a/matita/matita/contribs/lambda_delta/basic_2/reducibility/fpr_cpr.ma b/matita/matita/contribs/lambda_delta/basic_2/reducibility/fpr_cpr.ma
index e034710b2f2af3f2ec9a2dc9b823b6e717971aec..0de0b98f58d8c9b622b6286e6596718fe10a886a 100644 (file)
--- a/matita/matita/contribs/lambda_delta/basic_2/reducibility/fpr_cpr.ma
+++ b/matita/matita/contribs/lambda_delta/basic_2/reducibility/fpr_cpr.ma
@@ -14,7 +14,12 @@
 
 include "basic_2/reducibility/cfpr_cpr.ma".
 
-(* FOCALIZED PARALLEL REDUCTION ON CLOSURES *********************************)
+(* CONTEXT-FREE PARALLEL REDUCTION ON CLOSURES ******************************)
+
+(* Properties on context-sensitive parallel reduction for terms *************)
+
+lemma cpr_fpr: ∀L,T1,T2. L ⊢ T1 ➡ T2 → ⦃L, T1⦄ ➡ ⦃L, T2⦄.
+/2 width=4/ qed.
 
 (* Advanced propertis *******************************************************)