class_docstr: Real numbers up to the given precision. 
class_docstr_tok: ["Real","numbers","up","to","the","given","precision","."]
docstr: Returns ``True`` if ``a >= 0`` and ``False`` otherwise. 
docstr_tok: ["Returns","``","True","``","if","``","a",">","=","0","``","and","``","False","``","otherwise","."]
code: def is_square(self, a):
      """Returns ``True`` if ``a >= 0`` and ``False`` otherwise."""
      return a >= 0
  
imports: from sympy.external.gmpy import SYMPY_INTS
  from sympy.core.numbers import Float
  from sympy.polys.domains.field import Field
  from sympy.polys.domains.simpledomain import SimpleDomain
  from sympy.polys.domains.characteristiczero import CharacteristicZero
  from sympy.polys.domains.mpelements import MPContext
  from sympy.polys.polyerrors import CoercionFailed
  from sympy.utilities import public
label_desc: Use image node_id 27 for calling the RealField obj's underlying member method code with example usage: obj.is_square(a) and returns: unknown