Changeset 1391
- Timestamp:
- 2015-06-11T23:11:06-07:00 (10 years ago)
- File:
-
- 1 edited
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branches/f4grobner/ideal.lisp
r1390 r1391 161 161 (every #'(lambda (p) (grobner-member ring-and-order p g2)) g1)) 162 162 163 (defun grobner-member (ring p g)163 (defun grobner-member (ring-and-order p g) 164 164 "Returns T if a polynomial P belongs to the ideal generated by the 165 165 polynomial list G, which is assumed to be a Grobner basis. Returns NIL otherwise." 166 (poly-zerop (normal-form ring p g nil))) 166 (declare (type ring-and-order ring-and-order)) 167 (poly-zerop (normal-form ring-and-order p g nil))) 167 168 168 169 ;; Calculate F : p^inf
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