Stevin was born in Bruges, Flanders (now Belgium) in 1548 and died at The Hague (Netherlands) in 1620. He introduced the systematic use of decimal numbers into European mathematics, and proposed the unification of the system of weights and measures with a method based on the decimal subdivision of the unit. He also published one of the first tables of interest with many practical examples and with rules for simple and compound interest. In the field of physics he made important contribution in Statics and Hydrostatics. As engineer he made important contributions to civil and military engineering.