elem_text_out()

void SchurRing2::elem_text_out ( buffer & o, const ring_elem f, bool p_one = true, bool p_plus = false, bool p_parens = false ) const

virtual

Implements Ring.

Definition at line 202 of file schur2.cpp.

{
  const schur_poly *g = f.get_schur_poly();
  size_t n = g->size();
 
  bool needs_parens = p_parens && (n > 1);
  if (needs_parens)
    {
      if (p_plus) o << '+';
      o << '(';
      p_plus = false;
    }
 
  p_one = false;
  for (schur_poly::iterator i = g->begin(); i != g->end(); ++i)
    {
      const_schur_partition part = i.getMonomial();
      int len = *part++;
      int isone = (len == 1);  // the empty partition
      p_parens = !isone;
      coefficientRing->elem_text_out(
          o, i.getCoefficient(), p_one, p_plus, p_parens);
      o << "{";
      for (int j = 0; j < len - 1; j++)
        {
          if (j > 0) o << ",";
          o << part[j];
        }
      o << "}";
      p_plus = true;
    }
  if (needs_parens) o << ')';
}

References schur_poly::begin(), coefficientRing, schur_poly::end(), ring_elem::get_schur_poly(), and schur_poly::size().