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Timestamp:
2015-06-17T19:00:41-07:00 (9 years ago)
Author:
Marek Rychlik
Message:

* empty log message *

File:
1 edited

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  • branches/f4grobner/monom.lisp

    r2055 r2063  
    144144of variables may be specified with arguments START and END."
    145145  (declare (type fixnum start end))
    146   (monom-total-degree m start end))
    147 
    148 (defmethod mul ((m1 monom) (m2 monom))  &aux (result (copy-seq m1)))
     146  (total-degree m start end))
     147
     148(defmethod ring-mul ((m1 monom) (m2 monom))  &aux (result (copy-seq m1)))
    149149"Multiply monomial M1 by monomial M2."
    150150  (with-slots ((exponents1 exponents))
     
    157157        (make-instance 'monom :dim dim :exponents exponents)))))
    158158
    159 (defmethod div ((m1 monom) (m2 monom))
     159(defmethod ring-div ((m1 monom) (m2 monom))
    160160  "Divide monomial M1 by monomial M2."
    161161  (with-slots ((exponents1 exponents))
     
    168168        (make-instance 'monom :dim dim :exponents exponents)))))
    169169
     170#|
    170171(defmethod divides-p ((m1 monom) (m2 monom))
    171172  "Returns T if monomial M1 divides monomial M2, NIL otherwise."
     
    176177      (every #'<= exponents1 exponents2))))
    177178
     179
     180
    178181(defmethod divides-lcm-p ((m1 monom) (m2 monom) (m3 monom))
    179182  "Returns T if monomial M1 divides LCM(M2,M3), NIL otherwise."
    180183  (every #'(lambda (x y z) (<= x (max y z)))
    181184         m1 m2 m3))
     185
     186
    182187
    183188
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