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7.1.41 SQRT
The SQRT function returns a numeric value that approximates the square root of the argument specified.
The function type is numeric. 



    ___ Format _____________________________________________________________ 
   |                                                                        |
   | >>__FUNCTION SQRT__(argument-1)_____________________________________>< |
   |                                                                        |
   |________________________________________________________________________|
argument-1
Must be class numeric. The value of argument-1 must be zero or positive.
The returned value is the absolute value of the approximation of the square root of argument-1.

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