X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fground%2Frelocation%2Fgr_after_nat_uni_tls.ma;h=632d35f6c1bc11cb7cdbcb89dab28abb37a2c764;hp=cef9bd7e4054cab32bef9558e94ec5a2a29bb65b;hb=dc605ae41c39773f55381f241b1ed3db4acf5edd;hpb=caf822cbe34e204e6d1b72e272373b561c1a565a

diff --git a/matita/matita/contribs/lambdadelta/ground/relocation/gr_after_nat_uni_tls.ma b/matita/matita/contribs/lambdadelta/ground/relocation/gr_after_nat_uni_tls.ma
index cef9bd7e4..632d35f6c 100644
--- a/matita/matita/contribs/lambdadelta/ground/relocation/gr_after_nat_uni_tls.ma
+++ b/matita/matita/contribs/lambdadelta/ground/relocation/gr_after_nat_uni_tls.ma
@@ -24,7 +24,7 @@ include "ground/relocation/gr_after_isi.ma".
 (*** after_uni_dx *)
 lemma gr_after_nat_uni (l2) (l1):
       ∀f2. @↑❪l1, f2❫ ≘ l2 →
-      ∀f. f2 ⊚ 𝐮❨l1❩ ≘ f → 𝐮❨l2❩ ⊚ ⫱*[l2] f2 ≘ f.
+      ∀f. f2 ⊚ 𝐮❨l1❩ ≘ f → 𝐮❨l2❩ ⊚ ⫰*[l2] f2 ≘ f.
 #l2 @(nat_ind_succ … l2) -l2
 [ #l1 #f2 #Hf2 #f #Hf
   elim (gr_nat_inv_zero_dx … Hf2) -Hf2 // #g2 #H1 #H2 destruct
@@ -45,7 +45,7 @@ qed.
 (*** after_uni_sn *)
 lemma gr_nat_after_uni_tls (l2) (l1):
       ∀f2. @↑❪l1, f2❫ ≘ l2 →
-      ∀f. 𝐮❨l2❩ ⊚ ⫱*[l2] f2 ≘ f → f2 ⊚ 𝐮❨l1❩ ≘ f.
+      ∀f. 𝐮❨l2❩ ⊚ ⫰*[l2] f2 ≘ f → f2 ⊚ 𝐮❨l1❩ ≘ f.
 #l2 @(nat_ind_succ … l2) -l2
 [ #l1 #f2 #Hf2 #f #Hf
   elim (gr_nat_inv_zero_dx … Hf2) -Hf2 // #g2 #H1 #H2 destruct