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 "ground/notation/functions/diamond_0.ma".
16 include "ground/notation/functions/semicolon_3.ma".
17 include "ground/arith/nat.ma".
19 (* FINITE RELOCATION MAPS WITH PAIRS ****************************************)
22 inductive fr2_map: Type[0] :=
26 | fr2_cons: nat → nat → fr2_map → fr2_map.
29 "nil (finite relocation maps with pairs)"
33 "cons (finite relocation maps with pairs)"
34 'Semicolon d h f = (fr2_cons d h f).