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4 (* ||A|| A project by Andrea Asperti *)
6 (* ||I|| Developers: *)
7 (* ||T|| The HELM team. *)
8 (* ||A|| http://helm.cs.unibo.it *)
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15 include "basic_2/rt_transition/fpbq.ma".
16 include "basic_2/rt_computation/csx_fqus.ma".
17 include "basic_2/rt_computation/csx_feqx.ma".
18 include "basic_2/rt_computation/csx_lpx.ma".
20 (* STRONGLY NORMALIZING TERMS FOR UNBOUND PARALLEL RT-TRANSITION ************)
22 (* Properties with parallel rst-transition for closures *********************)
24 (* Basic_2A1: was: csx_fpb_conf *)
25 lemma csx_fpbq_conf (h):
26 ∀G1,L1,T1. ❪G1,L1❫ ⊢ ⬈*𝐒[h] T1 →
27 ∀G2,L2,T2. ❪G1,L1,T1❫ ≽[h] ❪G2,L2,T2❫ → ❪G2,L2❫ ⊢ ⬈*𝐒[h] T2.
28 #h #G1 #L1 #T1 #HT1 #G2 #L2 #T2 *
29 /2 width=6 by csx_cpx_trans, csx_fquq_conf, csx_lpx_conf, csx_feqx_conf/