spielwiese
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Last change
on this file since ee3507 was
ee3507,
checked in by Hans Schönemann <hannes@…>, 16 years ago
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*hannes: conventions
git-svn-id: file:///usr/local/Singular/svn/trunk@10957 2c84dea3-7e68-4137-9b89-c4e89433aadc
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File size:
743 bytes
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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 1.8 2008-08-07 13:18:36 Singular 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 | |
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| 11 | #ifdef HAVE_F5 |
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| 12 | #include "lpolynom.h" |
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| 13 | |
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| 14 | |
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| 15 | // structure of the rules, i.e. index and term |
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| 16 | struct rule |
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| 17 | { |
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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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