X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fstatic_2%2Fstatic%2Faaa_dec.ma;h=f6b9bc201845a4f80cb06ad15cbb25dda3e7342f;hb=8d8863982ca95225551e9659ed431db046c34e81;hp=0456573263e1a764f81dc181f1b8a9b159ae9509;hpb=b4283c079ed7069016b8d924bbc7e08872440829;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/static_2/static/aaa_dec.ma b/matita/matita/contribs/lambdadelta/static_2/static/aaa_dec.ma
index 045657326..f6b9bc201 100644
--- a/matita/matita/contribs/lambdadelta/static_2/static/aaa_dec.ma
+++ b/matita/matita/contribs/lambdadelta/static_2/static/aaa_dec.ma
@@ -19,7 +19,7 @@ include "static_2/static/aaa_aaa.ma".
 
 (* Main properties **********************************************************)
 
-theorem aaa_dec (G) (L) (T): Decidable (∃A. ⦃G,L⦄ ⊢ T ⁝ A).
+theorem aaa_dec (G) (L) (T): Decidable (∃A. ❨G,L❩ ⊢ T ⁝ A).
 #G #L #T @(fqup_wf_ind_eq (Ⓣ) … G L T) -G -L -T
 #G0 #L0 #T0 #IH #G #L * * [||| #p * | * ]
 [ #s #HG #HL #HT destruct -IH