Exceptions

   Exceptional Argument                Routine Behavior

   sqrt (a**2 + b**2) > max_float      Overflow
   c/2 * ln(a**2 + b**2) > max_float   Overflow
   c/2 * ln(a**2 + b**2) - (d *        Overflow
   atan2(b,c)) > max_float
   a=b=c=d=0                           Invalid argument


   Data
   Type  Value for: max_float

   F     Hexadecimal: FFFF7FFF
   G     Hexadecimal: FFFFFFFFFFFF7FFF
   S     Hexadecimal: 7F7FFFFF
   T     Hexadecimal: 7FEFFFFFFFFFFFFF
   X     Hexadecimal: 7FFEFFFFFFFFFFFFFFFFFFFFFFFFFFFF

   F     Decimal: 1.701411e38
   G     Decimal: 8.988465674311579e307
   S     Decimal: 3.402823e38
   T     Decimal: 1.797693134862316e308
   X     Decimal: 1.189731495357231765085759326628007016196477e4932