update in ground

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

diff --git a/matita/matita/contribs/lambdadelta/ground/relocation/pr_coafter_coafter_ist.ma b/matita/matita/contribs/lambdadelta/ground/relocation/pr_coafter_coafter_ist.ma
index e60d548e71daeb07f11e757aa72f1aaa61aea225..0d0f01e7ac56384776fce0c5faf7ba3efc497e81 100644 (file)
--- a/matita/matita/contribs/lambdadelta/ground/relocation/pr_coafter_coafter_ist.ma
+++ b/matita/matita/contribs/lambdadelta/ground/relocation/pr_coafter_coafter_ist.ma
@@ -27,7 +27,7 @@ definition H_pr_coafter_inj: predicate pr_map ≝
 
 (*** coafter_inj_O_aux *)
 corec fact pr_coafter_inj_unit_aux:
-           ∀f1. @❨𝟏, f1❩ ≘ 𝟏 → H_pr_coafter_inj f1.
+           ∀f1. ＠⧣❨𝟏, f1❩ ≘ 𝟏 → H_pr_coafter_inj f1.
 #f1 #H1f1 #H2f1 #f #f21 #f22 #H1f #H2f
 cases (pr_pat_inv_unit_bi … H1f1) -H1f1 [ |*: // ] #g1 #H1
 lapply (pr_ist_inv_push … H2f1 … H1) -H2f1 #H2g1
@@ -44,8 +44,8 @@ qed-.
 
 (*** coafter_inj_aux *)
 fact pr_coafter_inj_aux:
-     (∀f1. @❨𝟏, f1❩ ≘ 𝟏 → H_pr_coafter_inj f1) →
-     ∀i2,f1. @❨𝟏, f1❩ ≘ i2 → H_pr_coafter_inj f1.
+     (∀f1. ＠⧣❨𝟏, f1❩ ≘ 𝟏 → H_pr_coafter_inj f1) →
+     ∀i2,f1. ＠⧣❨𝟏, f1❩ ≘ i2 → H_pr_coafter_inj f1.
 #H0 #i2 elim i2 -i2 /2 width=1 by/ -H0
 #i2 #IH #f1 #H1f1 #H2f1 #f #f21 #f22 #H1f #H2f
 elim (pr_pat_inv_unit_succ … H1f1) -H1f1 [ |*: // ] #g1 #H1g1 #H1