matita/matita/contribs/lambdadelta/basic_1/llt/defs.ma

   1 (**************************************************************************)
   2 (*       ___                                                              *)
   3 (*      ||M||                                                             *)
   4 (*      ||A||       A project by Andrea Asperti                           *)
   5 (*      ||T||                                                             *)
   6 (*      ||I||       Developers:                                           *)
   7 (*      ||T||         The HELM team.                                      *)
   8 (*      ||A||         http://helm.cs.unibo.it                             *)
   9 (*      \   /                                                             *)
  10 (*       \ /        This file is distributed under the terms of the       *)
  11 (*        v         GNU General Public License Version 2                  *)
  12 (*                                                                        *)
  13 (**************************************************************************)
  14
  15 (* This file was automatically generated: do not edit *********************)
  16
  17 include "basic_1/A/defs.ma".
  18
  19 let rec lweight (a: A) on a: nat \def match a with [(ASort _ _) \Rightarrow O
  20 | (AHead a1 a2) \Rightarrow (let TMP_1 \def (lweight a1) in (let TMP_2 \def
  21 (lweight a2) in (let TMP_3 \def (plus TMP_1 TMP_2) in (S TMP_3))))].
  22
  23 definition llt:
  24  A \to (A \to Prop)
  25 \def
  26  \lambda (a1: A).(\lambda (a2: A).(let TMP_1 \def (lweight a1) in (let TMP_2
  27 \def (lweight a2) in (lt TMP_1 TMP_2)))).
  28