Iain MacCallum Round-Pound Arithmetic. 293-307 1996 26 Softw., Pract. Exper. 3 db/journals/spe/spe26.html#MacCallum96 http://dx.doi.org/10.1002/(SICI)1097-024X(199603)26:3<293::AID-SPE18>3.0.CO;2-K