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(/VERSIONCHECK 2)
(DEFPARAMETER |OrderedRing;AL| 'NIL)
(DEFUN |OrderedRing;| ()
(PROG (#0=#:G1403)
(RETURN
(PROG1 (LETT #0#
(|Join| (|OrderedAbelianGroup|) (|Ring|) (|Monoid|)
(|mkCategory| '|domain|
'(((|positive?| ((|Boolean|) $)) T)
((|negative?| ((|Boolean|) $)) T)
((|sign| ((|Integer|) $)) T)
((|abs| ($ $)) T))
NIL '((|Integer|) (|Boolean|)) NIL))
|OrderedRing|)
(SETELT #0# 0 '(|OrderedRing|))))))
(DEFUN |OrderedRing| ()
(LET ()
(COND
(|OrderedRing;AL|)
(T (SETQ |OrderedRing;AL| (|OrderedRing;|))))))
(SETQ |$CategoryFrame|
(|put| '|OrderedRing| '|isCategory| T
(|addModemap| '|OrderedRing| '(|OrderedRing|)
'((|Category|)) T '|OrderedRing| |$CategoryFrame|)))
(MAKEPROP '|OrderedRing| 'NILADIC T)
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