# spacepy.toolbox.feq

`spacepy.toolbox.``feq`(x, y, precision=5e-07)

  compare two floating point values if they are equal after: http://www.lahey.com/float.htm

  Parameters: | x : float a number y : float or array of floats other numbers to compare precision : float (optional) Relative precision for equal (default 0.0000005) Specified as a fraction of the sum of `x` and `y`.
  Returns: | out : bool True (equal) or False (not equal)

  See also

  `numpy.allclose`

  Examples

      >>> import spacepy.toolbox as tb
      >>> x = 1 + 1e-4
      >>> y = 1 + 2e-4
      >>> tb.feq(x, y)
      False
      >>> tb.feq(x, y, 1e-3)
      True