/usr/lib/ats2-postiats-0.2.6/libats/SATS/funset_avltree.sats is in ats2-lang 0.2.6-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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(* *)
(* Applied Type System *)
(* *)
(***********************************************************************)
(*
** ATS/Postiats - Unleashing the Potential of Types!
** Copyright (C) 2011-2013 Hongwei Xi, ATS Trustful Software, Inc.
** All rights reserved
**
** ATS is free software; you can redistribute it and/or modify it under
** the terms of the GNU GENERAL PUBLIC LICENSE (GPL) as published by the
** Free Software Foundation; either version 3, or (at your option) any
** later version.
**
** ATS is distributed in the hope that it will be useful, but WITHOUT ANY
** WARRANTY; without even the implied warranty of MERCHANTABILITY or
** FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
** for more details.
**
** You should have received a copy of the GNU General Public License
** along with ATS; see the file COPYING. If not, please write to the
** Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
** 02110-1301, USA.
*)
(* ****** ****** *)
(*
**
** A functional set implementation based on AVL trees
**
** Contributed by Hongwei Xi (hwxi AT cs DOT bu DOT edu)
** Time: May, 2011 // based on a version done in October, 2008
**
*)
(* ****** ****** *)
//
// HX-2012-12: ported to ATS/Postitats from ATS/Anairiats
//
(* ****** ****** *)
#define ATS_PACKNAME "ATSLIB.libats.funset_avltree"
(* ****** ****** *)
#include "./SHARE/funset.hats"
(* ****** ****** *)
fun{a:t0p}
funset_avltree_height (xs: set (a)):<> intGte (0)
(* ****** ****** *)
(* end of [funset_avltree.sats] *)
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