power() [1/2]

ring_elem RingZZ::power ( const ring_elem f, int n ) const

virtual

Reimplemented from Ring.

Definition at line 275 of file ZZ.cpp.

{
  mpz_ptr result = new_elem();
  if (n<0 && !is_unit(f))
    throw exc::engine_error("can only raise to a nonnegative power");
  else
    {
      mpz_pow_ui(result, f.get_mpz(), n);
      mpz_reallocate_limbs(result);
    }
  return ring_elem(result);
}

References ring_elem::get_mpz(), is_unit(), mpz_reallocate_limbs(), new_elem(), and result().