File: equisort3.lisp

package info (click to toggle)
acl2 7.2dfsg-3
  • links: PTS
  • area: main
  • in suites: stretch
  • size: 198,968 kB
  • ctags: 182,300
  • sloc: lisp: 2,415,261; ansic: 5,675; perl: 5,577; xml: 3,576; sh: 3,255; cpp: 2,835; makefile: 2,440; ruby: 2,402; python: 778; ml: 763; yacc: 709; csh: 355; php: 171; lex: 162; tcl: 44; java: 24; asm: 23; haskell: 17
file content (19 lines) | stat: -rw-r--r-- 459 bytes parent folder | download | duplicates (10) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
; (certify-book "equisort3")

(in-package "ACL2")

(include-book "perm")
(include-book "ordered-perms")
(include-book "convert-perm-to-how-many")

(defthm equisort
  (implies (and (force (orderedp a))
                (force (orderedp b))
                (force (true-listp a))
                (force (true-listp b))
                (force (perm a b)))
           (equal (equal a b) t))
  :hints (("Goal" :use ordered-perms)))

(in-theory (disable equisort))