update in ground_2, static_2, basic_2, apps_2, alpha_1

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

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_csx.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_csx.ma
index 4a5330d1e7326a1d60f7077ba41a7b37bc1aeb91..0500e42547b2dc03494919ce9cfc8ef146f60ce4 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_csx.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_csx.ma
@@ -20,24 +20,24 @@ include "basic_2/rt_computation/csx_drops.ma".
 (* Advanced properties ******************************************************)
 
 lemma csx_teqx_trans (h) (G):
-      â\88\80L,T1. â¦\83G,Lâ¦\84 â\8a¢ â¬\88*[h] ð\9d\90\92â¦\83T1â¦\84 →
-      â\88\80T2. T1 â\89\9b T2 â\86\92 â¦\83G,Lâ¦\84 â\8a¢ â¬\88*[h] ð\9d\90\92â¦\83T2â¦\84.
+      â\88\80L,T1. â\9dªG,Lâ\9d« â\8a¢ â¬\88*[h] ð\9d\90\92â\9dªT1â\9d« →
+      â\88\80T2. T1 â\89\9b T2 â\86\92 â\9dªG,Lâ\9d« â\8a¢ â¬\88*[h] ð\9d\90\92â\9dªT2â\9d«.
 #h #G #L #T1 #H @(csx_ind … H) -T1 #T #_ #IH #T2 #HT2
 @csx_intro #T1 #HT21 #HnT21 elim (teqx_cpx_trans … HT2 … HT21) -HT21
 /4 width=5 by teqx_repl/
 qed-.
 
 lemma csx_cpx_trans (h) (G):
-      â\88\80L,T1. â¦\83G,Lâ¦\84 â\8a¢ â¬\88*[h] ð\9d\90\92â¦\83T1â¦\84 →
-      â\88\80T2. â¦\83G,Lâ¦\84 â\8a¢ T1 â¬\88[h] T2 â\86\92 â¦\83G,Lâ¦\84 â\8a¢ â¬\88*[h] ð\9d\90\92â¦\83T2â¦\84.
+      â\88\80L,T1. â\9dªG,Lâ\9d« â\8a¢ â¬\88*[h] ð\9d\90\92â\9dªT1â\9d« →
+      â\88\80T2. â\9dªG,Lâ\9d« â\8a¢ T1 â¬\88[h] T2 â\86\92 â\9dªG,Lâ\9d« â\8a¢ â¬\88*[h] ð\9d\90\92â\9dªT2â\9d«.
 #h #G #L #T1 #H @(csx_ind … H) -T1 #T1 #HT1 #IHT1 #T2 #HLT12
 elim (teqx_dec T1 T2) /3 width=4 by csx_teqx_trans/
 qed-.
 
 (* Basic_1: was just: sn3_cast *)
 lemma csx_cast (h) (G):
-      â\88\80L,W. â¦\83G,Lâ¦\84 â\8a¢ â¬\88*[h] ð\9d\90\92â¦\83Wâ¦\84 →
-      â\88\80T. â¦\83G,Lâ¦\84 â\8a¢ â¬\88*[h] ð\9d\90\92â¦\83Tâ¦\84 â\86\92 â¦\83G,Lâ¦\84 â\8a¢ â¬\88*[h] ð\9d\90\92â¦\83â\93\9dW.Tâ¦\84.
+      â\88\80L,W. â\9dªG,Lâ\9d« â\8a¢ â¬\88*[h] ð\9d\90\92â\9dªWâ\9d« →
+      â\88\80T. â\9dªG,Lâ\9d« â\8a¢ â¬\88*[h] ð\9d\90\92â\9dªTâ\9d« â\86\92 â\9dªG,Lâ\9d« â\8a¢ â¬\88*[h] ð\9d\90\92â\9dªâ\93\9dW.Tâ\9d«.
 #h #G #L #W #HW @(csx_ind … HW) -W
 #W #HW #IHW #T #HT @(csx_ind … HT) -T
 #T #HT #IHT @csx_intro
@@ -55,8 +55,8 @@ qed.
 (* Basic_1: was just: sn3_abbr *)
 (* Basic_2A1: was: csx_lref_bind *)
 lemma csx_lref_pair_drops (h) (G):
-      ∀I,L,K,V,i. ⇩*[i] L ≘ K.ⓑ{I}V →
-      â¦\83G,Kâ¦\84 â\8a¢ â¬\88*[h] ð\9d\90\92â¦\83Vâ¦\84 â\86\92 â¦\83G,Lâ¦\84 â\8a¢ â¬\88*[h] ð\9d\90\92â¦\83#iâ¦\84.
+      ∀I,L,K,V,i. ⇩*[i] L ≘ K.ⓑ[I]V →
+      â\9dªG,Kâ\9d« â\8a¢ â¬\88*[h] ð\9d\90\92â\9dªVâ\9d« â\86\92 â\9dªG,Lâ\9d« â\8a¢ â¬\88*[h] ð\9d\90\92â\9dª#iâ\9d«.
 #h #G #I #L #K #V #i #HLK #HV
 @csx_intro #X #H #Hi elim (cpx_inv_lref1_drops … H) -H
 [ #H destruct elim Hi //
@@ -71,18 +71,18 @@ qed.
 (* Basic_1: was: sn3_gen_def *)
 (* Basic_2A1: was: csx_inv_lref_bind *)
 lemma csx_inv_lref_pair_drops (h) (G):
-      ∀I,L,K,V,i. ⇩*[i] L ≘ K.ⓑ{I}V →
-      â¦\83G,Lâ¦\84 â\8a¢ â¬\88*[h] ð\9d\90\92â¦\83#iâ¦\84 â\86\92 â¦\83G,Kâ¦\84 â\8a¢ â¬\88*[h] ð\9d\90\92â¦\83Vâ¦\84.
+      ∀I,L,K,V,i. ⇩*[i] L ≘ K.ⓑ[I]V →
+      â\9dªG,Lâ\9d« â\8a¢ â¬\88*[h] ð\9d\90\92â\9dª#iâ\9d« â\86\92 â\9dªG,Kâ\9d« â\8a¢ â¬\88*[h] ð\9d\90\92â\9dªVâ\9d«.
 #h #G #I #L #K #V #i #HLK #Hi
-elim (lifts_total V (ð\9d\90\94â\9d´â\86\91iâ\9dµ))
+elim (lifts_total V (ð\9d\90\94â\9d¨â\86\91iâ\9d©))
 /4 width=9 by csx_inv_lifts, csx_cpx_trans, cpx_delta_drops, drops_isuni_fwd_drop2/
 qed-.
 
 lemma csx_inv_lref_drops (h) (G):
-      â\88\80L,i. â¦\83G,Lâ¦\84 â\8a¢ â¬\88*[h] ð\9d\90\92â¦\83#iâ¦\84 →
-      â\88¨â\88¨ â\87©*[â\92»,ð\9d\90\94â\9d´iâ\9dµ] L ≘ ⋆
-       | ∃∃I,K. ⇩*[i] L ≘ K.ⓤ{I}
-       | ∃∃I,K,V. ⇩*[i] L ≘ K.ⓑ{I}V & ⦃G,K⦄ ⊢ ⬈*[h] 𝐒⦃V⦄.
+      â\88\80L,i. â\9dªG,Lâ\9d« â\8a¢ â¬\88*[h] ð\9d\90\92â\9dª#iâ\9d« →
+      â\88¨â\88¨ â\87©*[â\92»,ð\9d\90\94â\9d¨iâ\9d©] L ≘ ⋆
+       | ∃∃I,K. ⇩*[i] L ≘ K.ⓤ[I]
+       | ∃∃I,K,V. ⇩*[i] L ≘ K.ⓑ[I]V & ❪G,K❫ ⊢ ⬈*[h] 𝐒❪V❫.
 #h #G #L #i #H elim (drops_F_uni L i) /2 width=1 by or3_intro0/
 * * /4 width=9 by csx_inv_lref_pair_drops, ex2_3_intro, ex1_2_intro, or3_intro2, or3_intro1/
 qed-.