/usr/share/acl2-4.3/books/cutil/defmapappend-tests.lisp is in acl2-books-source 4.3-3.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | ; CUTIL - Centaur Basic Utilities
; Copyright (C) 2008-2011 Centaur Technology
;
; Contact:
; Centaur Technology Formal Verification Group
; 7600-C N. Capital of Texas Highway, Suite 300, Austin, TX 78731, USA.
; http://www.centtech.com/
;
; This program is free software; you can redistribute it and/or modify it under
; the terms of the GNU General Public License as published by the Free Software
; Foundation; either version 2 of the License, or (at your option) any later
; version. This program 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 this program; if not, write to the Free Software
; Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA.
;
; Original author: Jared Davis <jared@centtech.com>
(in-package "CUTIL")
(include-book "defmapappend")
(local
(encapsulate
()
(deflist nat-listp (x)
(natp x)
:elementp-of-nil nil)
(defund nats (n)
(declare (xargs :guard (natp n)))
(if (zp n)
nil
(cons n (nats (- n 1)))))
(defthm nat-listp-of-nats
(nat-listp (nats n))
:hints(("Goal" :in-theory (enable nats))))
(defprojection map-nats (x)
(nats x)
:guard (nat-listp x)
:optimize nil)
(defmapappend append-nats (x)
(nats x)
:guard (nat-listp x))
(value-triple (map-nats (nats 5)))
(value-triple (append-nats (nats 5)))))
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