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 "delayed_updating/notation/functions/uparrow_2.ma".
16 include "delayed_updating/syntax/label.ma".
17 include "ground/relocation/tr_pap.ma".
19 (* PRELIFT FOR LABEL ********************************************************)
21 definition prelift_label (f) (l): label ā
23 [ label_d n ā š±(fļ¼ ā§£āØnā©)
32 'UpArrow f l = (prelift_label f l).
34 (* Basic constructions ******************************************************)
36 lemma prelift_label_d (f) (n):
37 (š±(fļ¼ ā§£āØnā©)) = ā[f]š±n.
40 lemma prelift_label_m (f):
44 lemma prelift_label_L (f):
48 lemma prelift_label_A (f):
52 lemma prelift_label_S (f):