spielwiese
Last change
on this file since 948192 was
948192,
checked in by Christian Eder, 16 years ago
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implementation of labeled polynomials
git-svn-id: file:///usr/local/Singular/svn/trunk@10944 2c84dea3-7e68-4137-9b89-c4e89433aadc
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File size:
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1 | /**************************************** |
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2 | * Computer Algebra System SINGULAR * |
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3 | ****************************************/ |
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4 | /* $Id: f5gb.h,v 1.7 2008-08-05 20:44:08 ederc Exp $ */ |
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5 | /* |
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6 | * ABSTRACT: f5gb interface |
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7 | */ |
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8 | #ifndef F5_HEADER |
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9 | #define F5_HEADER |
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10 | #include "mod2.h" |
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11 | #include "lpolynom.h" |
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12 | |
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13 | #ifdef HAVE_F5 |
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14 | |
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15 | |
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16 | // structure of the rules, i.e. index and term |
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17 | struct rule{ |
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18 | long index; |
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19 | poly term; |
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20 | }; |
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21 | |
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22 | |
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23 | // sort polynomials in ideal i by decreasing total degree |
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24 | void qsort_degree(poly* left, poly* right); |
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25 | |
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26 | |
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27 | /* computes incrementally gbs of subsets of the input |
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28 | ** gb{f_m} -> gb{f_m,f_(m-1)} -> gb{f_m,...,f_1} |
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29 | */ |
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30 | lpoly* f5_inc(lpoly* lp, lpoly* g_prev); |
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31 | |
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32 | |
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33 | // main function of our f5 implementation |
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34 | ideal F5main(ideal i, ring r); |
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35 | #endif |
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36 | #endif |
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37 | |
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