Fractional Part
The function giving the fractional (nonintegral) part of a number and defined as
where
is the Floor Function.See also Ceiling Function, Floor Function, Nint, Round, Truncate, Whole Number
References
Spanier, J. and Oldham, K. B. ``The Integer-Value Int(
) and Fractional-Value frac() Functions.'' Ch. 9 in An Atlas of Functions. Washington, DC: Hemisphere, pp. 71-78, 1987.
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