]> matita.cs.unibo.it Git - helm.git/blobdiff - matita/matita/contribs/lambdadelta/basic_2/computation/fpbu_lift.ma
reorganization of the "static" component:
[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / computation / fpbu_lift.ma
index d7b48650e3fd18853aa929839feb2b04e3306adf..a76af75e4a65051997dc4a1716e7bb1d259db49f 100644 (file)
@@ -12,7 +12,7 @@
 (*                                                                        *)
 (**************************************************************************)
 
-include "basic_2/static/ssta_ssta.ma".
+include "basic_2/static/sta_sta.ma".
 include "basic_2/computation/cpxs_lift.ma".
 include "basic_2/computation/fpbu.ma".
 
@@ -20,13 +20,13 @@ include "basic_2/computation/fpbu.ma".
 
 (* Advanced properties ******************************************************)
 
-lemma lsstas_fpbu: ∀h,g,G,L,T1,T2,l2. ⦃G, L⦄ ⊢ T1 •*[h, g, l2] T2 → (T1 = T2 → ⊥) →
-                   ∀l1. l2 ≤ l1 → ⦃G, L⦄ ⊢ T1 ▪[h, g] l1 → ⦃G, L, T1⦄ ≻[h, g] ⦃G, L, T2⦄.
-/4 width=5 by fpbu_cpxs, lsstas_cpxs/ qed.
+lemma lstas_fpbu: ∀h,g,G,L,T1,T2,l2. ⦃G, L⦄ ⊢ T1 •*[h, l2] T2 → (T1 = T2 → ⊥) →
+                  ∀l1. l2 ≤ l1 → ⦃G, L⦄ ⊢ T1 ▪[h, g] l1 → ⦃G, L, T1⦄ ≻[h, g] ⦃G, L, T2⦄.
+/4 width=5 by fpbu_cpxs, lstas_cpxs/ qed.
 
-lemma ssta_fpbu: ∀h,g,G,L,T1,T2,l. ⦃G, L⦄ ⊢ T1 ▪[h, g] l+1 →
-                 ⦃G, L⦄ ⊢ T1 •[h, g] T2 → ⦃G, L, T1⦄ ≻[h, g] ⦃G, L, T2⦄.
+lemma sta_fpbu: ∀h,g,G,L,T1,T2,l. ⦃G, L⦄ ⊢ T1 ▪[h, g] l+1 →
+                ⦃G, L⦄ ⊢ T1 •[h] T2 → ⦃G, L, T1⦄ ≻[h, g] ⦃G, L, T2⦄.
 #h #g #G #L #T1 #T2 #l #HT1 #HT12 elim (eq_term_dec T1 T2)
-/3 width=5 by ssta_lsstas, lsstas_fpbu/ #H destruct 
-elim (ssta_inv_refl_pos … HT1 … HT12)
+/3 width=5 by sta_lstas, lstas_fpbu/ #H destruct
+elim (sta_inv_refl_pos … HT1 … HT12)
 qed.