code: def rfftfreq(n, d=1.0, dtype=None, name=None):
      dtype = ivy.default_dtype()
      val = 1.0 / (n * d)
      pos_max = n // 2 + 1
      indices = ivy.arange(0, pos_max, dtype=dtype)
      return indices * val
  
file_path: ivy/ivy/functional/frontends/paddle/fft.py
imports: import ivy
  from ivy.func_wrapper import with_supported_dtypes
  from ivy.functional.frontends.paddle.func_wrapper import to_ivy_arrays_and_back
label_desc: Use image node_id 16 for calling a global function with example usage: rfftfreq(n, d, dtype, name) and returns: unknown