X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fground%2Frelocation%2Fgr_tls_pushs_eq.ma;h=2193d8dd9f4447d2d016049246e36c958f554fd0;hb=8bbe582d87984526f40182c4409cbfd43108cb79;hp=db5e705a3759ed28661819b9328f1e84a7f44760;hpb=2ed8d2abcc3b0687141b627061b63350a0b200bd;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/ground/relocation/gr_tls_pushs_eq.ma b/matita/matita/contribs/lambdadelta/ground/relocation/gr_tls_pushs_eq.ma
index db5e705a3..2193d8dd9 100644
--- a/matita/matita/contribs/lambdadelta/ground/relocation/gr_tls_pushs_eq.ma
+++ b/matita/matita/contribs/lambdadelta/ground/relocation/gr_tls_pushs_eq.ma
@@ -22,7 +22,7 @@ include "ground/relocation/gr_pushs.ma".
 (*** eq_inv_pushs_sn *)
 lemma gr_eq_inv_pushs_sn (n):
       ∀f1,g2. ⫯*[n] f1 ≡ g2 →
-      ∧∧ f1 ≡ ⫱*[n]g2 & ⫯*[n]⫱*[n]g2 = g2.
+      ∧∧ f1 ≡ ⫰*[n]g2 & ⫯*[n]⫰*[n]g2 = g2.
 #n @(nat_ind_succ … n) -n /2 width=1 by conj/
 #n #IH #f1 #g2 #H
 elim (gr_eq_inv_push_sn … H) -H [|*: // ] #Hf10 *
@@ -33,7 +33,7 @@ qed-.
 (*** eq_inv_pushs_dx *)
 lemma gr_eq_inv_pushs_dx (n):
       ∀f2,g1. g1 ≡ ⫯*[n] f2 →
-      ∧∧ ⫱*[n]g1 ≡ f2 & ⫯*[n]⫱*[n]g1 = g1.
+      ∧∧ ⫰*[n]g1 ≡ f2 & ⫯*[n]⫰*[n]g1 = g1.
 #n @(nat_ind_succ … n) -n /2 width=1 by conj/
 #n #IH #f2 #g1 #H
 elim (gr_eq_inv_push_dx … H) -H [|*: // ] #Hf02 *