1 | //////////////////////////////////////////////////////////// |
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2 | // emacs edit mode for this file is -*- C++ -*- |
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3 | //////////////////////////////////////////////////////////// |
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4 | #ifndef INCL_REORDER_H |
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5 | #define INCL_REORDER_H |
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6 | |
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7 | #include <factory.h> |
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8 | #include <tmpl_inst.h> // for typedef's |
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9 | |
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10 | /*BEGINPUBLIC*/ |
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11 | // the next three give you a heuristically optimal reorderd list of the |
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12 | // variables. For internal and external (e.g. Singular/Macaulay2) library use. |
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13 | // This is really experimental! |
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14 | // See the comments in reorder.cc. |
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15 | // |
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16 | // this gives you a heuristically optimal ordering for the ring variables |
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17 | // if you use the irreducible characteristic series. |
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18 | Varlist neworder( const CFList & PolyList ); |
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19 | // the same as neworder(...) only returning a list of CanonicalForm 's |
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20 | // (i.e. the variables as CanonicalForms) |
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21 | CFList newordercf(const CFList & PolyList ); |
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22 | // the same as neworder(...) only returning a list of int 's (i.e. the levels) |
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23 | IntList neworderint(const CFList & PolyList ); |
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24 | |
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25 | // for library internal use only: |
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26 | // next function reorders the variables in PS: |
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27 | // a code segment to use: |
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28 | // ... |
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29 | // #include <tmpl_inst.h> // for typedef's |
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30 | // CFList PS= <setup-your-list-of-CanonicalForms>; |
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31 | // Varlist betterorder= neworder(PS); |
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32 | // PS= reorder(betterorder,PS); // reorder variables in PS from oldorder |
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33 | // to betterorder |
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34 | // ListCFList Q= IrrCharSeries( PS ); |
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35 | // Q= reorder(betterorder,Q); // revert ordering to oldorder |
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36 | // |
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37 | CFList reorder( const Varlist & betterorder, const CFList & PS); |
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38 | CFFList reorder( const Varlist & betterorder, const CFFList & PS); |
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39 | ListCFList reorder(const Varlist & betterorder, const ListCFList & Q); |
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40 | /*ENDPUBLIC*/ |
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41 | |
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42 | #endif /* INCL_REORDER_H */ |
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