new_gen()

s_pair * GB_comp::new_gen ( int i, gbvector * f, ring_elem denom )

private

Definition at line 186 of file gb-homog2.cpp.

{
  gbvector *fsyz;
 
  if (i < _n_rows_per_syz)
    fsyz = _GR->gbvector_term(_Fsyz, denom, i + 1);
  else
    fsyz = _GR->gbvector_zero();
 
  if (_GR->gbvector_is_zero(f))
    {
      if (!_GR->gbvector_is_zero(fsyz))
        {
          _syz.push_back(fsyz);
          _n_syz++;
        }
      return nullptr;
    }
 
  s_pair *result = new s_pair;
  result->next = nullptr;
  result->syz_type = SPAIR_GEN;
  result->degree = weightInfo_->gbvector_weight(f);
  result->compare_num = 0;
  result->first = nullptr;
  result->second = nullptr;
  result->f = f; /* NOTE THAT WE GRAB f */
  result->fsyz = fsyz;
 
  result->lcm = _M->make_new(result->f->monom);
 
  return result;
}

References _Fsyz, _GR, _M, _n_rows_per_syz, _n_syz, result(), SPAIR_GEN, and weightInfo_.

Referenced by initialize().