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[helm.git] / matita / matita / contribs / lambdadelta / static_2 / static / fdeq_fqus.ma
index 26ae320e7094f548c9f00494c49ccb0a970318c7..ce0dda0d051658cd62af6194761e0409b23b0e06 100644 (file)
@@ -20,8 +20,8 @@ include "static_2/static/fdeq.ma".
 (* Properties with star-iterated structural successor for closures **********)
 
 lemma fdeq_fqus_trans: ∀b,G1,G,L1,L,T1,T. ⦃G1,L1,T1⦄ ≛ ⦃G,L,T⦄ →
-                       â\88\80G2,L2,T2. â¦\83G,L,Tâ¦\84 â\8a\90*[b] ⦃G2,L2,T2⦄ →
-                       â\88\83â\88\83G,L0,T0. â¦\83G1,L1,T1â¦\84 â\8a\90*[b] ⦃G,L0,T0⦄ & ⦃G,L0,T0⦄ ≛ ⦃G2,L2,T2⦄.
+                       â\88\80G2,L2,T2. â¦\83G,L,Tâ¦\84 â¬\82*[b] ⦃G2,L2,T2⦄ →
+                       â\88\83â\88\83G,L0,T0. â¦\83G1,L1,T1â¦\84 â¬\82*[b] ⦃G,L0,T0⦄ & ⦃G,L0,T0⦄ ≛ ⦃G2,L2,T2⦄.
 #b #G1 #G #L1 #L #T1 #T #H1 #G2 #L2 #T2 #H2
 elim(fdeq_inv_gen_dx … H1) -H1 #HG #HL1 #HT1 destruct
 elim (rdeq_fqus_trans … H2 … HL1) -L #L #T0 #H2 #HT02 #HL2