
(/VERSIONCHECK 2) 

(DEFPARAMETER |ArcTrigonometricFunctionCategory;AL| 'NIL) 

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

(DEFUN |ArcTrigonometricFunctionCategory;| ()
  (PROG (#0=#:G1815)
    (RETURN
      (PROG1 (LETT #0#
                   (|Join| (|mkCategory| '|domain|
                               '(((|acos| ($ $)) T) ((|acot| ($ $)) T)
                                 ((|acsc| ($ $)) T) ((|asec| ($ $)) T)
                                 ((|asin| ($ $)) T) ((|atan| ($ $)) T))
                               NIL 'NIL NIL))
                   |ArcTrigonometricFunctionCategory|)
        (SETELT #0# 0 '(|ArcTrigonometricFunctionCategory|)))))) 

(MAKEPROP '|ArcTrigonometricFunctionCategory| 'NILADIC T) 
