
(/VERSIONCHECK 2) 

(DEFPARAMETER |UnivariateLaurentSeriesConstructorCategory;CAT| 'NIL) 

(DEFPARAMETER |UnivariateLaurentSeriesConstructorCategory;AL| 'NIL) 

(DEFUN |UnivariateLaurentSeriesConstructorCategory| (&REST #0=#:G1817)
  (LET (#1=#:G1818)
    (COND
      ((SETQ #1#
             (|assoc| #2=(|devaluateList| #0#)
                      |UnivariateLaurentSeriesConstructorCategory;AL|))
       (CDR #1#))
      (T (SETQ |UnivariateLaurentSeriesConstructorCategory;AL|
               (|cons5| (CONS #2#
                              (SETQ #1#
                                    (APPLY
                                     #'|UnivariateLaurentSeriesConstructorCategory;|
                                     #0#)))
                        |UnivariateLaurentSeriesConstructorCategory;AL|))
         #1#)))) 

(DEFUN |UnivariateLaurentSeriesConstructorCategory;| (|t#1| |t#2|)
  (PROG (#0=#:G1816)
    (RETURN
      (PROG1 (LETT #0#
                   (|sublisV|
                       (PAIR '(|t#1| |t#2|)
                             (LIST (|devaluate| |t#1|)
                                   (|devaluate| |t#2|)))
                       (COND
                         (|UnivariateLaurentSeriesConstructorCategory;CAT|)
                         ('T
                          (LETT |UnivariateLaurentSeriesConstructorCategory;CAT|
                                (|Join| (|UnivariateLaurentSeriesCategory|
                                         '|t#1|)
                                        (|RetractableTo| '|t#2|)
                                        (|mkCategory| '|domain|
                                         '(((|laurent|
                                             ($ (|Integer|) |t#2|))
                                            T)
                                           ((|degree| ((|Integer|) $))
                                            T)
                                           ((|taylorRep| (|t#2| $)) T)
                                           ((|removeZeroes| ($ $)) T)
                                           ((|removeZeroes|
                                             ($ (|Integer|) $))
                                            T)
                                           ((|coerce| ($ |t#2|)) T)
                                           ((|taylor| (|t#2| $)) T)
                                           ((|taylorIfCan|
                                             ((|Union| |t#2| "failed")
                                              $))
                                            T))
                                         '(((|QuotientFieldCategory|
                                             |t#2|)
                                            (|has| |t#1| (|Field|))))
                                         '((|Integer|)) NIL))
                                . #1=(|UnivariateLaurentSeriesConstructorCategory|))))) . #1#)
        (SETELT #0# 0
                (LIST '|UnivariateLaurentSeriesConstructorCategory|
                      (|devaluate| |t#1|) (|devaluate| |t#2|))))))) 
