update in static_2

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / rt_computation / cnuw_drops.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cnuw_drops.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cnuw_drops.ma
index 374aa1284ef4566b1fd6f594aadb5c364cecf2e6..6492a3b1b664192d5ed45c870dcbaf3c1468c99c 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cnuw_drops.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cnuw_drops.ma
@@ -49,7 +49,7 @@ elim (cpms_inv_lref_sn … H) -H *
 qed.
 
 lemma cnuw_atom_drops (h) (b) (G) (L):
-      â\88\80i. â¬\87*[b,𝐔❴i❵] L ≘ ⋆ → ⦃G,L⦄ ⊢ ➡𝐍𝐖*[h] #i.
+      â\88\80i. â\87©*[b,𝐔❴i❵] L ≘ ⋆ → ⦃G,L⦄ ⊢ ➡𝐍𝐖*[h] #i.
 #h #b #G #L #i #Hi #n #X #H
 elim (cpms_inv_lref1_drops … H) -H * [ // || #m ] #K #V1 #V2 #HLK
 lapply (drops_gen b … HLK) -HLK #HLK
@@ -57,7 +57,7 @@ lapply (drops_mono … Hi … HLK) -L #H destruct
 qed.
 
 lemma cnuw_unit_drops (h) (I) (G) (L):
-      â\88\80K,i. â¬\87*[i] L ≘ K.ⓤ{I} → ⦃G,L⦄ ⊢ ➡𝐍𝐖*[h] #i.
+      â\88\80K,i. â\87©*[i] L ≘ K.ⓤ{I} → ⦃G,L⦄ ⊢ ➡𝐍𝐖*[h] #i.
 #h #I #G #L #K #i #HLK #n #X #H
 elim (cpms_inv_lref1_drops … H) -H * [ // || #m ] #Y #V1 #V2 #HLY
 lapply (drops_mono … HLK … HLY) -L #H destruct