X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_transition%2Fcpm_aaa.ma;h=6cc56dc07c6c7cf4c11668d53996a62000c239b4;hp=b5a67ac4e6be04b043135dc225635e65374ddcbc;hb=bd53c4e895203eb049e75434f638f26b5a161a2b;hpb=3b7b8afcb429a60d716d5226a5b6ab0d003228b1

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpm_aaa.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpm_aaa.ma
index b5a67ac4e..6cc56dc07 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpm_aaa.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpm_aaa.ma
@@ -25,17 +25,17 @@ lemma cpm_aaa_conf (n) (h): ∀G,L. Conf3 … (aaa G L) (cpm h G L n).
 
 (* Note: one of these U is the inferred type of T *)
 lemma aaa_cpm_SO (h) (G) (L) (A):
-      ∀T. ⦃G,L⦄ ⊢ T ⁝ A → ∃U. ⦃G,L⦄ ⊢ T ➡[1,h] U.
+      ∀T. ❪G,L❫ ⊢ T ⁝ A → ∃U. ❪G,L❫ ⊢ T ➡[1,h] U.
 #h #G #L #A #T #H elim H -G -L -T -A
 [ /3 width=2 by ex_intro/
 | * #G #L #V #B #_ * #V0 #HV0
-  [ elim (lifts_total V0 (𝐔❴1❵)) #W0 #HVW0
+  [ elim (lifts_total V0 (𝐔❨1❩)) #W0 #HVW0
     /3 width=4 by cpm_delta, ex_intro/
-  | elim (lifts_total V (𝐔❴1❵)) #W #HVW -V0
+  | elim (lifts_total V (𝐔❨1❩)) #W #HVW -V0
     /3 width=4 by cpm_ell, ex_intro/
   ]
 | #I #G #L #A #i #_ * #T0 #HT0
-  elim (lifts_total T0 (𝐔❴1❵)) #U0 #HTU0
+  elim (lifts_total T0 (𝐔❨1❩)) #U0 #HTU0
   /3 width=4 by cpm_lref, ex_intro/
 | #p #G #L #V #T #B #A #_ #_ #_ * #T0 #HT0
   /3 width=2 by cpm_bind, ex_intro/