Date2FY:

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   Computes the fractional year from the date.
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   Form:
   fy = Date2FY( datetime )
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   ------
   Inputs
   ------
   datetime   (1,6) [year month day hour minute seconds]

   -------
   Outputs
   -------
   fy         (1,1) Fractional year

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Children:

Common: Time/DTSToDTA
Common: Time/Date2DN
Common: Time/LeapYear