code: def fix(x):
      """Elementwise fix function.
  
      .. math::
         y_i = \\lfix x_i \\rfix
  
      Args:
          x (:class:`~chainer.Variable` or :ref:`ndarray`): Input variable.
  
      Returns:
          ~chainer.Variable: Output variable.
      """
  
      if isinstance(x, chainer.variable.Variable):
          x = x.array
      xp = backend.get_array_module(x)
      return chainer.as_variable(utils.force_array(xp.fix(x), x.dtype))
  
label_desc: Use image node_id 1 for calling a global function with example usage: fix(x) and returns: chainer