is_homogeneous()

bool FractionField::is_homogeneous ( const ring_elem f ) const

virtual

Reimplemented from Ring.

Definition at line 632 of file frac.cpp.

{
  if (is_zero(a)) return true;
  const frac_elem *f = FRAC_VAL(a);
  if (!R_->is_homogeneous(f->numer) || !R_->is_homogeneous(f->denom))
    return false;
  return true;
}

References frac_elem::denom, FRAC_VAL, is_zero(), frac_elem::numer, and R_.