X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=sidebyside;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Fcprs_lpr.ma;h=205ed41209b13bd2b7629f423ccfac741cc54ae7;hb=80ecd5486c6013f6c297173f41432fd1d93814ef;hp=dd27d4cb5fb1e44f69ddbad2e38ca12e32b39382;hpb=ca7327c20c6031829fade8bb84a3a1bb66113f54;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cprs_lpr.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cprs_lpr.ma
index dd27d4cb5..205ed4120 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cprs_lpr.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cprs_lpr.ma
@@ -33,8 +33,8 @@ lemma lpr_cprs_trans (h) (G):
 qed-.
 
 lemma cprs_lpr_conf_dx (h) (G):
-      ∀L0,T0,T1. ❪G,L0❫ ⊢ T0 ➡*[h,0] T1 → ∀L1. ❪G,L0❫ ⊢ ➡[h,0] L1 →
-      ∃∃T. ❪G,L1❫ ⊢ T1 ➡*[h,0] T & ❪G,L1❫ ⊢ T0 ➡*[h,0] T.
+      ∀L0,T0,T1. ❨G,L0❩ ⊢ T0 ➡*[h,0] T1 → ∀L1. ❨G,L0❩ ⊢ ➡[h,0] L1 →
+      ∃∃T. ❨G,L1❩ ⊢ T1 ➡*[h,0] T & ❨G,L1❩ ⊢ T0 ➡*[h,0] T.
 #h #G #L0 #T0 #T1 #H
 @(cprs_ind_dx … H) -T1 /2 width=3 by ex2_intro/
 #T #T1 #_ #HT1 #IHT0 #L1 #HL01
@@ -45,9 +45,9 @@ elim (cprs_strip … HT2 … HT3) -T
 qed-.
 
 lemma cprs_lpr_conf_sn (h) (G):
-      ∀L0,T0,T1. ❪G,L0❫ ⊢ T0 ➡*[h,0] T1 →
-      ∀L1. ❪G,L0❫ ⊢ ➡[h,0] L1 →
-      ∃∃T. ❪G,L0❫ ⊢ T1 ➡*[h,0] T & ❪G,L1❫ ⊢ T0 ➡*[h,0] T.
+      ∀L0,T0,T1. ❨G,L0❩ ⊢ T0 ➡*[h,0] T1 →
+      ∀L1. ❨G,L0❩ ⊢ ➡[h,0] L1 →
+      ∃∃T. ❨G,L0❩ ⊢ T1 ➡*[h,0] T & ❨G,L1❩ ⊢ T0 ➡*[h,0] T.
 #h #G #L0 #T0 #T1 #HT01 #L1 #HL01
 elim (cprs_lpr_conf_dx … HT01 … HL01) -HT01 #T #HT1 #HT0
 /3 width=3 by lpr_cpms_trans, ex2_intro/