matita/matita/contribs/limits/u0_data.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 include "u0_class.ma".
  16
  17 (* CLASSES FROM DATA TYPES ********************************************)
  18
  19 definition u0_data: Type[0] → u0_class ≝
  20                     λT. mk_u0_class T (u0_full T) (eq T).
  21
  22 (* Basic properties ***************************************************)
  23
  24 lemma u0_class_data: ∀T. is_u0_class (u0_data T).
  25 /2 width=1 by mk_is_u0_class/ qed.