+++ /dev/null
-(**************************************************************************)
-(* ___ *)
-(* ||M|| *)
-(* ||A|| A project by Andrea Asperti *)
-(* ||T|| *)
-(* ||I|| Developers: *)
-(* ||T|| The HELM team. *)
-(* ||A|| http://helm.cs.unibo.it *)
-(* \ / *)
-(* \ / This file is distributed under the terms of the *)
-(* v GNU General Public License Version 2 *)
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-(**************************************************************************)
-
-include "basic_2/rt_computation/fsb_aaa.ma".
-include "basic_2/dynamic/nv_aaa.ma".
-
-(* NATIVE VALIDITY FOR TERMS ************************************************)
-
-(* Forward lemmas with strongly rst-normalizing closures ********************)
-
-(* Basic_2A1: uses: snv_fwd_fsb *)
-lemma nv_fwd_fsb (a) (h) (o): ∀G,L,T. ⦃G, L⦄ ⊢ T ![a, h] → ≥[h, o] 𝐒⦃G, L, T⦄.
-#a #h #o #G #L #T #H elim (nv_fwd_aaa … H) -H /2 width=2 by aaa_fsb/
-qed-.