
(/VERSIONCHECK 2) 

(DEFPARAMETER |OrderedMonoid;AL| 'NIL) 

(DEFUN |OrderedMonoid| ()
  (LET (#:G1817)
    (COND
      (|OrderedMonoid;AL|)
      (T (SETQ |OrderedMonoid;AL| (|OrderedMonoid;|)))))) 

(DEFUN |OrderedMonoid;| ()
  (PROG (#0=#:G1815)
    (RETURN
      (PROG1 (LETT #0# (|Join| (|OrderedSemiGroup|) (|Monoid|))
                   |OrderedMonoid|)
        (SETELT #0# 0 '(|OrderedMonoid|)))))) 

(MAKEPROP '|OrderedMonoid| 'NILADIC T) 
