update in ground

[helm.git] / matita / matita / contribs / lambdadelta / ground / relocation / pr_coafter_nat_tls_pushs.ma

diff --git a/matita/matita/contribs/lambdadelta/ground/relocation/pr_coafter_nat_tls_pushs.ma b/matita/matita/contribs/lambdadelta/ground/relocation/pr_coafter_nat_tls_pushs.ma
index 1690ffe91ccc8a1798d636a6e789dd498fa00bb0..0dc77fb28e6fad96be997e5af71daa2f90ecf9b7 100644 (file)
--- a/matita/matita/contribs/lambdadelta/ground/relocation/pr_coafter_nat_tls_pushs.ma
+++ b/matita/matita/contribs/lambdadelta/ground/relocation/pr_coafter_nat_tls_pushs.ma
@@ -23,7 +23,7 @@ include "ground/relocation/pr_coafter.ma".
 
 (*** coafter_fwd_pushs *)
 lemma pr_coafter_des_pushs_dx (n) (m):
-      ∀g2,f1,g. g2 ~⊚ ⫯*[m]f1 ≘ g → @↑❨m, g2❩ ≘ n →
+      ∀g2,f1,g. g2 ~⊚ ⫯*[m]f1 ≘ g → ＠§❨m, g2❩ ≘ n →
       ∃∃f. ⫰*[n]g2 ~⊚ f1 ≘ f & ⫯*[n] f = g.
 #n @(nat_ind_succ … n) -n
 [ #m #g2 #f1 #g #Hg #H