WordNet
rounding error
n. (mathematics) a miscalculation that results from rounding off numbers to a convenient number of decimals; "taxes are rounded off to the nearest dollar but the rounding error is surprisingly small" [syn: rounding]
Usage examples of "rounding error".
Waterhouse writes it down in the European style (day of the month first, then month) as 06081945, then lops off the leading zero to get 6,081,945--a pure quantity, an integer, unmarred by decimal point, rounding error, or any of the other compromises so abhorrent to number theorists.
Those towers, that artificial mountain, housed the bureaucracy and officials that could destroy planets with a rounding error in the budget.