some restyling ...

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

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/lpxs_fdeq.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/lpxs_fdeq.ma
index 30bbb3e75be8e17dccec8b64c444bedabb646b61..e21438d6328ed459a4c4a2060b898722346c4470 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/lpxs_fdeq.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/lpxs_fdeq.ma
@@ -19,9 +19,9 @@ include "basic_2/rt_computation/lpxs_rdeq.ma".
 
 (* Properties with sort-irrelevant equivalence on closures ******************)
 
-lemma fdeq_lpxs_trans (h): ∀G1,G2,L1,L0,T1,T2. ⦃G1, L1, T1⦄ ≛ ⦃G2, L0, T2⦄ →
-                           ∀L2. ⦃G2, L0⦄ ⊢⬈*[h] L2 →
-                           ∃∃L. ⦃G1, L1⦄ ⊢⬈*[h] L & ⦃G1, L, T1⦄ ≛ ⦃G2, L2, T2⦄.
+lemma fdeq_lpxs_trans (h): ∀G1,G2,L1,L0,T1,T2. ⦃G1,L1,T1⦄ ≛ ⦃G2,L0,T2⦄ →
+                           ∀L2. ⦃G2,L0⦄ ⊢⬈*[h] L2 →
+                           ∃∃L. ⦃G1,L1⦄ ⊢⬈*[h] L & ⦃G1,L,T1⦄ ≛ ⦃G2,L2,T2⦄.
 #h #G1 #G2 #L1 #L0 #T1 #T2 #H1 #L2 #HL02
 elim (fdeq_inv_gen_dx … H1) -H1 #HG #HL10 #HT12 destruct
 elim (rdeq_lpxs_trans … HL02 … HL10) -L0 #L0 #HL10 #HL02