spielwiese
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Last change
on this file since b1dfaf was
f291fcd,
checked in by Hans Schoenemann <hannes@…>, 14 years ago
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cf_HNF: Hermite Normalform
git-svn-id: file:///usr/local/Singular/svn/trunk@13113 2c84dea3-7e68-4137-9b89-c4e89433aadc
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Property mode set to
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File size:
551 bytes
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| 1 | /* emacs edit mode for this file is -*- C++ -*- */ |
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| 2 | #ifndef CF_HNF_H |
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| 3 | #define CF_HNF_H |
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| 4 | |
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| 5 | /*BEGINPUBLIC*/ |
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| 6 | |
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| 7 | /* $Id$ */ |
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| 8 | |
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| 9 | //{{{ docu |
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| 10 | // |
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| 11 | // The input matrix A is square matrix of integers |
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| 12 | // output: the Hermite Normal Form of A; that is, |
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| 13 | // the unique m x m matrix whose rows span L, such that |
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| 14 | // |
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| 15 | // - lower triangular, |
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| 16 | // - the diagonal entries are positive, |
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| 17 | // - any entry below the diagonal is a non-negative number |
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| 18 | // strictly less than the diagonal entry in its column. |
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| 19 | // |
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| 20 | // via NTL:HNF |
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| 21 | // |
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| 22 | //}}} |
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| 23 | |
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| 24 | CFMatrix* cf_HNF(CFMatrix& A); |
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| 25 | |
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| 26 | /*ENDPUBLIC*/ |
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| 27 | |
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| 28 | #endif |
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