+++ /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 *)
-(* *)
-(**************************************************************************)
-
-include "basic_2/rt_transition/cpm_simple.ma".
-include "basic_2/rt_transition/cnh.ma".
-
-(* NORMAL TERMS HEAD FOR T-UNUNBOUND RT-TRANSITION **************************)
-
-(* Advanced properties with simple terms ************************************)
-
-lemma cnh_appl_simple (h) (G) (L): ∀V,T. 𝐒⦃T⦄ → ⦃G,L⦄ ⊢ ⥲[h] 𝐍⦃ⓐV.T⦄.
-#h #G #L #V1 #T1 #HT1 #n #X #H
-elim (cpm_inv_appl1_simple … H HT1) -H -HT1 #V2 #T2 #_ #_ #H destruct
-/1 width=1 by theq_pair/
-qed.