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Changeset 2477 for branches/f4grobner


Ignore:
Timestamp:
2015-06-19T10:58:07-07:00 (10 years ago)
Author:
Marek Rychlik
Message:

* empty log message *

File:
1 edited

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  • branches/f4grobner/term.lisp

    r2424 r2477  
    8787    result))
    8888
     89(defmethod multiply-by ((self term) (other monom))
     90  "Returns the product of the terms TERM1 and TERM2,
     91or NIL when the product is 0. This definition takes care of divisors of 0
     92in the coefficient ring."
     93  (let ((result (change-class (call-next-method) 'term)))
     94    (setf (r-coeff self) (multiply-by (r-coeff self) (r-coeff other)))
     95    result))
     96
    8997#|
    9098
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