除了支持一般的小数运算，还支持常见的函数运算。 几个包中的MathFP是针对不同需要而提供的不同版本，开发J2ME只要使用net.jscience.math.MathFP就可以。-addition to general support for the fractional arithmetic, but also the common computing functions. Several packets of MathFP is different needs of the differen