class_docstr: Rational field based on GMPY's ``mpq`` type.
  
  This will be the implementation of :ref:`QQ` if ``gmpy`` or ``gmpy2`` is
  installed. Elements will be of type ``gmpy.mpq``.
docstr: Remainder of ``a`` and ``b``, implies nothing.  
docstr_tok: ["Remainder","of","``","a","``","and","``","b","``",",","implies","nothing","."]
code: def rem(self, a, b):
      """Remainder of ``a`` and ``b``, implies nothing."""
      return self.zero
  
imports: from sympy.polys.domains.groundtypes import GMPYRational, SymPyRational, gmpy_numer, gmpy_denom, factorial
  from sympy.polys.domains.rationalfield import RationalField
  from sympy.polys.polyerrors import CoercionFailed
  from sympy.utilities import public
label_desc: Use image node_id 13 for calling the GMPYRationalField obj's underlying member method code with example usage: obj.rem(a, b) and returns: self