include/realroot/monomial_ordering.hpp

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#ifndef mmx_realroot_monomial_ordering_hpp
#define mmx_realroot_monomial_ordering_hpp

namespace mmx {

  struct MonomialOrdering {
    virtual bool less(const int *m1, int s1, const int *m2, int s2) const =0;
    virtual ~MonomialOrdering () {}
  };

  struct DegRevLex: public MonomialOrdering {
    bool less(const int *m1, int s1, const int *m2, int s2) const;
  };
    
  struct LexRevDegree: public MonomialOrdering {
    bool less(const int *m1, int s1, const int *m2, int s2) const;
  };

  struct Lex: public MonomialOrdering {
    bool less(const int *m1, int s1, const int *m2, int s2) const;
  };

//====================================================================== 
} //namespace mmx
#endif //mmx_realroot_monomial_ordering_hpp

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