1 (**************************************************************************)
4 (* ||A|| A project by Andrea Asperti *)
6 (* ||I|| Developers: *)
7 (* ||T|| The HELM team. *)
8 (* ||A|| http://helm.cs.unibo.it *)
10 (* \ / This file is distributed under the terms of the *)
11 (* v GNU General Public License Version 2 *)
13 (**************************************************************************)
15 include "Basic_2/computation/acp_aaa.ma".
16 include "Basic_2/computation/csn_cr.ma".
18 (* CONTEXT-SENSITIVE STRONGLY NORMALIZING TERMS *****************************)
20 (* Main properties **********************************************************)
22 theorem csn_aaa: ∀L,T,A. L ⊢ T ÷ A → L ⊢ ⬇* T.
24 @(acp_aaa … csn_acp csn_acr … H)