
(DEFPARAMETER |PointCategory;CAT| 'NIL) 

(DECLAIM (NOTINLINE |PointCategory;|)) 

(DEFPARAMETER |PointCategory;AL| 'NIL) 

(DEFUN |PointCategory| (|t#1|)
  (LET (#1=#:G1 (#2=#:G2 (|devaluate| |t#1|)))
    (COND ((SETQ #1# (|assoc| #2# |PointCategory;AL|)) (CDR #1#))
          (T
           (SETQ |PointCategory;AL|
                   (|cons5| (CONS #2# (SETQ #1# (|PointCategory;| #2#)))
                            |PointCategory;AL|))
           #1#)))) 

(DEFUN |PointCategory;| (|t#1|)
  (SPROG ((#1=#:G0 NIL))
         (PROG1
             (LETT #1#
                   (|subst_in_cat| '(|t#1|) (LIST |t#1|)
                                   (COND (|PointCategory;CAT|)
                                         ('T
                                          (LETT |PointCategory;CAT|
                                                (|Join|
                                                 (|VectorCategory| '|t#1|)
                                                 (|mkCategory|
                                                  '(((|point|
                                                      (% (|List| |t#1|)))
                                                     T)
                                                    ((|dimension|
                                                      ((|PositiveInteger|) %))
                                                     T)
                                                    ((|convert|
                                                      (% (|List| |t#1|)))
                                                     T)
                                                    ((|cross| (% % %)) T)
                                                    ((|extend|
                                                      (% % (|List| |t#1|)))
                                                     T))
                                                  NIL NIL NIL)))))))
           (SETELT #1# 0 (LIST '|PointCategory| |t#1|))))) 
