Num.prg
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   BaseToBase( <cInString>, <nInBase>, <nOutBase> ) --> cNewBaseValue

   Transform a string of a number from one base to another within the base
   range of 2 to 36.

   Ceiling( <nNumber> ) --> nInteger

   Return the smallest integer that is greater than or equal to <nNumber>.

   Dtor( <nDegrees> ) --> nRadians

   Convert an angle size specified in radians to degrees.

   Floor( <nNumber> ) --> nInteger

   Return the largest integer that is less than or equal to <nNumber>.

   NumAsCurrency( <nNumber>, <cSymbol>, <nSide> ) --> cCurrency

   Convert number to currency format, floating dollar symbol.

   NumAsLog10( <nNumber> ) --> nLog10

   Convert a positive number to log base 10.

   NumGetDecimals( <nNumber> ) --> nDecimals

   Determine the number of decimal digits.

   NumGetLen( <nNumber> ) --> nDigits

   Determine the number of whole number digits.

   PI() --> nPI

   Approximates the constant pi.

   Rtod( <nRadians> ) --> nDegrees

   Convert an angle size specified in radians to degrees.

   Sign( <nNumber> ) --> nSign

   Return the sign of a number.