matita/matita/contribs/lambdadelta/ground/pull/pull_2.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 "basics/pts.ma".
  16
  17 (* GENERATED LIBRARY ********************************************************)
  18
  19 lemma pull_2 (A1:Type[0])
  20              (A2:Type[0])
  21              (A:A1→A2→Type[0]):
  22              (∀x2,x1. A x1 x2) →
  23              (∀x1,x2. A x1 x2).
  24 /2 width=1 by/ qed-.