vec_degree_of_var()

void Ring::vec_degree_of_var	(	int	n,
		const vec	v,
		int &	lo,
		int &	hi ) const

Definition at line 747 of file ring-vecs.cpp.

{
  if (v == nullptr)
    {
      ERROR("attempting to find degree of zero vector");
      return;
    }
  degree_of_var(n, v->coeff, lo, hi);
  for (vec w = v->next; w != nullptr; w = w->next)
    {
      int lo1, hi1;
      degree_of_var(n, w->coeff, lo1, hi1);
      if (lo1 < lo) lo = lo1;
      if (hi1 > hi) hi = hi1;
    }
}

References degree_of_var(), and ERROR.

Referenced by Matrix::divide_by_var().