
(/VERSIONCHECK 2) 

(DEFPARAMETER |CharacteristicZero;AL| 'NIL) 

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

(DEFUN |CharacteristicZero;| ()
  (PROG (#0=#:G1815)
    (RETURN
      (PROG1 (LETT #0# (|Join| (|Ring|)) |CharacteristicZero|)
        (SETELT #0# 0 '(|CharacteristicZero|)))))) 

(MAKEPROP '|CharacteristicZero| 'NILADIC T) 
