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# scipy.fftpack._fftpack.zrfft

`scipy.fftpack._fftpack.``zrfft`()
  zrfft - Function signature:
    y = zrfft(x,[n,direction,normalize,overwrite_x])
  Required arguments:
    x : input rank-1 array(‘D’) with bounds (*)
  Optional arguments:
    overwrite_x := 1 input int n := size(x) input int direction := 1 input int normalize := (direction<0) input int
  Return objects:
    y : rank-1 array(‘D’) with bounds (*) and x storage

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