notational change of lift, drop, and gget

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / multiple / cpys_cpys.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/multiple/cpys_cpys.ma b/matita/matita/contribs/lambdadelta/basic_2/multiple/cpys_cpys.ma
index 1af1c2db04c0c9a7370e57e4f0503f94d619e5d0..9c21cb39de71c8815eb79dfda8b4bea329bf1ff1 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/multiple/cpys_cpys.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/multiple/cpys_cpys.ma
@@ -59,10 +59,10 @@ lemma cpys_split_up: ∀G,L,T1,T2,d,e. ⦃G, L⦄ ⊢ T1 ▶*[d, e] T2 →
 qed-.
 
 lemma cpys_inv_lift1_up: ∀G,L,U1,U2,dt,et. ⦃G, L⦄ ⊢ U1 ▶*[dt, et] U2 →
-                         â\88\80K,s,d,e. â\87©[s, d, e] L â\89¡ K â\86\92 â\88\80T1. â\87§[d, e] T1 ≡ U1 →
+                         â\88\80K,s,d,e. â¬\87[s, d, e] L â\89¡ K â\86\92 â\88\80T1. â¬\86[d, e] T1 ≡ U1 →
                          d ≤ dt → dt ≤ yinj d + e → yinj d + e ≤ dt + et →
                          ∃∃T2. ⦃G, K⦄ ⊢ T1 ▶*[d, dt + et - (yinj d + e)] T2 &
-                               â\87§[d, e] T2 ≡ U2.
+                               â¬\86[d, e] T2 ≡ U2.
 #G #L #U1 #U2 #dt #et #HU12 #K #s #d #e #HLK #T1 #HTU1 #Hddt #Hdtde #Hdedet
 elim (cpys_split_up … HU12 (d + e)) -HU12 // -Hdedet #U #HU1 #HU2
 lapply (cpys_weak … HU1 d e ? ?) -HU1 // [ >ymax_pre_sn_comm // ] -Hddt -Hdtde #HU1
@@ -103,7 +103,7 @@ theorem cpys_antisym_eq: ∀G,L1,T1,T2,d,e. ⦃G, L1⦄ ⊢ T1 ▶*[d, e] T2 →
     lapply (cpys_weak … HW2 0 (i+1) ? ?) -HW2 //
     [ >yplus_O1 >yplus_O1 /3 width=1 by ylt_fwd_le, ylt_inj/ ] -Hi
     #HW2 >(cpys_inv_lift1_eq … HW2) -HW2 //
-  | elim (ldrop_O1_le (Ⓕ) … Hi) -Hi #K2 #HLK2
+  | elim (drop_O1_le (Ⓕ) … Hi) -Hi #K2 #HLK2
     elim (cpys_inv_lift1_ge_up … HW2 … HLK2 … HVW2 ? ? ?) -HW2 -HLK2 -HVW2
     /2 width=1 by ylt_fwd_le_succ, yle_succ_dx/ -Hdi -Hide
     #X #_ #H elim (lift_inv_lref2_be … H) -H //