made executable again

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

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_cpxs.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_cpxs.ma
index 07782a8dcb9bf9f41f9b841dd3321ddc131cf8c5..21fc26d9bd08b5ae97854807ecba9b9c76fdae73 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_cpxs.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_cpxs.ma
@@ -22,14 +22,14 @@ include "basic_2/rt_computation/csx_csx.ma".
 
 (* Basic_1: was just: sn3_intro *)
 lemma csx_intro_cpxs (G) (L):
-      â\88\80T1. (â\88\80T2. â\9dªG,Lâ\9d« â\8a¢ T1 â¬\88* T2 â\86\92 (T1 â\89\85 T2 â\86\92 â\8a¥) â\86\92 â\9dªG,Lâ\9d« ⊢ ⬈*𝐒 T2) →
-      â\9dªG,Lâ\9d« ⊢ ⬈*𝐒 T1.
+      â\88\80T1. (â\88\80T2. â\9d¨G,Lâ\9d© â\8a¢ T1 â¬\88* T2 â\86\92 (T1 â\89\85 T2 â\86\92 â\8a¥) â\86\92 â\9d¨G,Lâ\9d© ⊢ ⬈*𝐒 T2) →
+      â\9d¨G,Lâ\9d© ⊢ ⬈*𝐒 T1.
 /4 width=1 by cpx_cpxs, csx_intro/ qed-.
 
 (* Basic_1: was just: sn3_pr3_trans *)
 lemma csx_cpxs_trans (G) (L):
-      â\88\80T1. â\9dªG,Lâ\9d« ⊢ ⬈*𝐒 T1 →
-      â\88\80T2. â\9dªG,Lâ\9d« â\8a¢ T1 â¬\88* T2 â\86\92 â\9dªG,Lâ\9d« ⊢ ⬈*𝐒 T2.
+      â\88\80T1. â\9d¨G,Lâ\9d© ⊢ ⬈*𝐒 T1 →
+      â\88\80T2. â\9d¨G,Lâ\9d© â\8a¢ T1 â¬\88* T2 â\86\92 â\9d¨G,Lâ\9d© ⊢ ⬈*𝐒 T2.
 #G #L #T1 #HT1 #T2 #H @(cpxs_ind … H) -T2
 /2 width=3 by csx_cpx_trans/
 qed-.
@@ -38,11 +38,11 @@ qed-.
 
 fact csx_ind_cpxs_aux (G) (L):
      ∀Q:predicate term.
-     (â\88\80T1. â\9dªG,Lâ\9d« ⊢ ⬈*𝐒 T1 →
-       (â\88\80T2. â\9dªG,Lâ\9d« ⊢ T1 ⬈* T2 → (T1 ≅ T2 → ⊥) → Q T2) → Q T1
+     (â\88\80T1. â\9d¨G,Lâ\9d© ⊢ ⬈*𝐒 T1 →
+       (â\88\80T2. â\9d¨G,Lâ\9d© ⊢ T1 ⬈* T2 → (T1 ≅ T2 → ⊥) → Q T2) → Q T1
      ) →
-     â\88\80T1. â\9dªG,Lâ\9d« ⊢ ⬈*𝐒 T1 →
-     â\88\80T2. â\9dªG,Lâ\9d« ⊢ T1 ⬈* T2 → Q T2.
+     â\88\80T1. â\9d¨G,Lâ\9d© ⊢ ⬈*𝐒 T1 →
+     â\88\80T2. â\9d¨G,Lâ\9d© ⊢ T1 ⬈* T2 → Q T2.
 #G #L #Q #IH #T1 #H @(csx_ind … H) -T1
 #T1 #HT1 #IH1 #T2 #HT12
 @IH -IH /2 width=3 by csx_cpxs_trans/ -HT1 #V2 #HTV2 #HnTV2
@@ -58,10 +58,10 @@ qed-.
 
 (* Basic_2A1: was: csx_ind_alt *)
 lemma csx_ind_cpxs (G) (L) (Q:predicate …):
-      (â\88\80T1. â\9dªG,Lâ\9d« ⊢ ⬈*𝐒 T1 →
-        (â\88\80T2. â\9dªG,Lâ\9d« ⊢ T1 ⬈* T2 → (T1 ≅ T2 → ⊥) → Q T2) → Q T1
+      (â\88\80T1. â\9d¨G,Lâ\9d© ⊢ ⬈*𝐒 T1 →
+        (â\88\80T2. â\9d¨G,Lâ\9d© ⊢ T1 ⬈* T2 → (T1 ≅ T2 → ⊥) → Q T2) → Q T1
       ) →
-      â\88\80T. â\9dªG,Lâ\9d« ⊢ ⬈*𝐒 T → Q T.
+      â\88\80T. â\9d¨G,Lâ\9d© ⊢ ⬈*𝐒 T → Q T.
 #G #L #Q #IH #T #HT
 @(csx_ind_cpxs_aux … IH … HT) -IH -HT // (**) (* full auto fails *)
 qed-.