ShorterEliminationLengthModified.h
Go to the documentation of this file.
// -*- c++ -*-
//*****************************************************************************
//*****************************************************************************
#ifndef polybori_groebner_ShorterEliminationLengthModified_h_
#define polybori_groebner_ShorterEliminationLengthModified_h_
// include basic definitions
#include "groebner_defs.h"
#include "GroebnerStrategy.h"
BEGIN_NAMESPACE_PBORIGB
class ShorterEliminationLengthModified{
public:
const GroebnerStrategy* strat;
wlen_type el;
deg_type lm_deg;
ShorterEliminationLengthModified(const GroebnerStrategy& strat,wlen_type el, deg_type lm_deg){
this->el=el;
this->strat=&strat;
this->lm_deg=lm_deg;
}
bool operator() (const Exponent& e){
PBORI_ASSERT(e.deg()<=lm_deg);
const PolyEntry* p=&strat->generators[e];
return p->weightedLength<=el+(lm_deg-p->leadDeg)*p->length;
}
};
END_NAMESPACE_PBORIGB
#endif /* polybori_ShorterEliminationLengthModified_h_ */