X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Fcpms_fpbs.ma;h=7a6ace0849d23b227fa9d9e53da7e92cb6691273;hb=3c7b4071a9ac096b02334c1d47468776b948e2de;hp=0fb54e8a64ea31b17fcca21642c00c01b9909123;hpb=5b5dca0c118dfbe3ba8f0514ef07549544eb7810;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cpms_fpbs.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cpms_fpbs.ma
index 0fb54e8a6..7a6ace084 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cpms_fpbs.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cpms_fpbs.ma
@@ -20,6 +20,6 @@ include "basic_2/rt_computation/cpms_cpxs.ma".
 (* Forward lemmas with parallel rst-computation for closures ****************)
 
 (* Basic_2A1: uses: cprs_fpbs *)
-lemma cpms_fwd_fpbs (n) (h):
-      ∀G,L,T1,T2. ⦃G,L⦄ ⊢ T1 ➡*[n,h] T2 → ⦃G,L,T1⦄ ≥[h] ⦃G,L,T2⦄.
-/3 width=2 by cpms_fwd_cpxs, cpxs_fpbs/ qed-.
+lemma cpms_fwd_fpbs (h) (n):
+      ∀G,L,T1,T2. ❪G,L❫ ⊢ T1 ➡*[h,n] T2 → ❪G,L,T1❫ ≥ ❪G,L,T2❫.
+/3 width=3 by cpms_fwd_cpxs, cpxs_fpbs/ qed-.