X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=sidebyside;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fstatic_2%2Fstatic%2Ffrees_frees.ma;h=a419de093604b8033ecd753eb947cf2f778c6b3d;hb=f5b6fd3125c0aefa1db23fbdd23b887fa964f385;hp=e35ad94c5d892dfc7e90804fd90f318a6d9c18b1;hpb=98e786e1a6bd7b621e37ba7cd4098d4a0a6f8278;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/static_2/static/frees_frees.ma b/matita/matita/contribs/lambdadelta/static_2/static/frees_frees.ma
index e35ad94c5..a419de093 100644
--- a/matita/matita/contribs/lambdadelta/static_2/static/frees_frees.ma
+++ b/matita/matita/contribs/lambdadelta/static_2/static/frees_frees.ma
@@ -18,7 +18,7 @@ include "static_2/static/frees.ma".
 
 (* Main inversion lemmas ****************************************************)
 
-theorem frees_mono: ∀f1,L,T. L ⊢ 𝐅+❪T❫ ≘ f1 → ∀f2. L ⊢ 𝐅+❪T❫ ≘ f2 → f1 ≡ f2.
+theorem frees_mono: ∀f1,L,T. L ⊢ 𝐅+❨T❩ ≘ f1 → ∀f2. L ⊢ 𝐅+❨T❩ ≘ f2 → f1 ≡ f2.
 #f1 #L #T #H elim H -f1 -L -T
 [ /3 width=3 by frees_inv_sort, pr_isi_inv_eq_repl/
 | #f1 #i #Hf1 #g2 #H