此源码是用C写的，用于一般表达式的求值。由于是用C写的，可以跨平台使用。你也可以取其中的功能函数嵌入到其他项目中作为一个功能组件。-This source code is written in C, for the general expression to be evaluated. Because it is written in C, can be cross-platform use. You can also take one of the feature functions embe

用EXCEL的VBA进行马氏距离运算，简单易行，但是数据量有所限制-Using the VBA in EXCEL markov distance arithmetic， simple But the data quantity is limited

c语言编写的dos界面下的计算器，支持加减乘除括号等简单运算，代码清晰注释丰富，可作为新手学习栈的使用-c language calculator dos interface, support brackets and other simple arithmetic operations, code clear notes and rich, as a novice to learn the use of the stack

基于booth算法的16位乘法器，通过减少部分积的运算次数提升速度。(The 16 bit multiplier based on the Booth algorithm improves the speed by reducing the number of arithmetic times of the partial product.)