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4 (* ||A|| A project by Andrea Asperti *)
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15 include "basic_2/rt_computation/fpbs_lpxs.ma".
16 include "basic_2/rt_computation/fpbg.ma".
18 (* PROPER PARALLEL RST-COMPUTATION FOR CLOSURES *****************************)
20 (* Properties with extended rt-computation on full local environments *******)
22 (* Basic_2A1: uses: lpxs_fpbg *)
23 lemma lpxs_rneqx_fpbg:
24 ∀G,L1,L2,T. ❪G,L1❫ ⊢ ⬈* L2 →
25 (L1 ≅[T] L2 → ⊥) → ❪G,L1,T❫ > ❪G,L2,T❫.
27 elim (lpxs_rneqg_inv_step_sn … H … H0) -H -H0
28 /4 width=7 by fpb_lpx, lpxs_feqx_fpbs, feqg_intro_sn, ex2_3_intro/