+++ /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 "static_2/syntax/theq_theq.ma".
-include "basic_2/rt_transition/cnh_cnh.ma".
-include "basic_2/rt_computation/cpms.ma".
-
-(* T-BOUND CONTEXT-SENSITIVE PARALLEL RT-COMPUTATION FOR TERMS **************)
-
-(* Inversion lemmas with normal terms for head t-unbound rt-transition ******)
-
-lemma cpms_inv_cnh_sn (h) (n) (G) (L):
- ∀T1,T2. ⦃G,L⦄ ⊢ T1 ➡*[n,h] T2 → ⦃G,L⦄ ⊢ ⥲[h] 𝐍⦃T1⦄ → T1 ⩳ T2.
-#h #n #G #L #T1 #T2 #H @(cpms_ind_sn … H) -T1 //
-#n1 #n2 #T1 #T0 #HT10 #_ #IH #HT1
-/4 width=9 by cnh_cpm_trans, theq_trans/
-qed-.