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  This function compares 2 arrays, and returns 1 if all of their
  values are equal.


  array1: The first array
  array2: The second array

Keyword Parameters

  thresh: For floating point arrays, machine precision can cause tiny
          changes between numbers that, for practical purpose, you
          consider to be equal. Set thresh to a positive number below
          which two floating point numbers are considered equal


  1 if the arrays are equal, 2 if not

Modification History

  April 2010: Written by Chris Beaumont

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