update in basic_2 and apps_2

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / rt_transition / cpm_teqx.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpm_teqx.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpm_teqx.ma
index fec97dfb64098bfa875812947c9ed4c03bd77d77..c465039d82a48fb76b25c6ffaedc0fd0cf8905ed 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpm_teqx.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpm_teqx.ma
@@ -19,21 +19,21 @@ include "basic_2/rt_transition/cpm_drops.ma".
 
 (* Inversion lemmas with sort-irrelevant equivalence for terms **************)
 
-lemma cpm_teqx_inv_lref_sn (n) (h) (G) (L) (i):
-                           â\88\80X.  â¦\83G,Lâ¦\84 â\8a¢ #i â\9e¡[n,h] X → #i ≛ X →
+lemma cpm_teqx_inv_lref_sn (h) (n) (G) (L) (i):
+                           â\88\80X.  â\9dªG,Lâ\9d« â\8a¢ #i â\9e¡[h,n] X → #i ≛ X →
                            ∧∧ X = #i & n = 0.
-#n #h #G #L #i #X #H1 #H2
+#h #n #G #L #i #X #H1 #H2
 lapply (teqx_inv_lref1 … H2) -H2 #H destruct
 elim (cpm_inv_lref1_drops … H1) -H1 // * [| #m ]
 #K #V1 #V2 #_ #_ #H -V1
 elim (lifts_inv_lref2_uni_lt … H) -H //
 qed-.
 
-lemma cpm_teqx_inv_atom_sn (n) (h) (I) (G) (L):
-                           â\88\80X. â¦\83G,Lâ¦\84 â\8a¢ â\93ª{I} â\9e¡[n,h] X â\86\92 â\93ª{I} ≛ X →
-                           ∨∨ ∧∧ X = ⓪{I} & n = 0
+lemma cpm_teqx_inv_atom_sn (h) (n) (I) (G) (L):
+                           â\88\80X. â\9dªG,Lâ\9d« â\8a¢ â\93ª[I] â\9e¡[h,n] X â\86\92 â\93ª[I] ≛ X →
+                           ∨∨ ∧∧ X = ⓪[I] & n = 0
                             | ∃∃s. X = ⋆(⫯[h]s) & I = Sort s & n = 1.
-#n #h * #s #G #L #X #H1 #H2
+#h #n * #s #G #L #X #H1 #H2
 [ elim (cpm_inv_sort1 … H1) -H1
   cases n -n [| #n ] #H #Hn destruct -H2
   [ /3 width=1 by or_introl, conj/