calculator

谭浩强C程序设计第四版第9章习题答案,自己做出来的( C Programming Fourth Edition Chapter 9 Exercise answers, do it yourself)

flexcell表格控件，比labwindows自带的速度更快(control table flexcell than LabWindows bring faster)

禁用USB，光驱，注册表，组策略..等，，(Disable USB, CD-ROM drive, registry, group policy .. and so on,)

VB版高级功能计算器，除了具有数学运算外，还包括三角函数、反三角函数、双曲三角函数、绝对值等运算，还可以进行一些比较复杂的表达式计算。它还有函数绘图、数据统计和自定义常数等功能。(VB version of the advanced features calculators, arithmetic addition, but also includes trigonometric functions,反三角函数, hyperbolic trigonometric functions, such as computing the absolute value can also be used for the expression of some of the more complex calculation. It also has function mapping, data and custom features such as constant.)

小型VB图片管理系统（Access）,有需要的就下载吧。(Small VB Image Management System (Access), there is a need to download it.)

用于求三组数，每组数的各个位都不相同。第二组数为第一组的2倍，第3组数为第一组的3倍(Is used to find the number of three, the number of the bits in each group are different. The second number of groups for the first group of two times the number of the third group of three times the first group)

说明：  一个关于A Logging ListBox Control的实用源代码，非常好！(A Logging ListBox Control on a practical source code, very good!)

说明：  本程序是模拟常数PI的计算，可以精确到小数点后很多位！(This procedure is a simulation of constant PI calculation can be accurate to a lot of places after the decimal point!)

说明：  Description Michael喜欢滑雪百这并不奇怪， 因为滑雪的确很刺激。可是为了获得速度，滑的区域必须向下倾斜，而且当你滑到坡底，你不得不再次走上坡或者等待升降机来载你。Michael想知道载一个区域中最长底滑坡。区域由一个二维数组给出。数组的每个数字代表点的高度。elements in that rectangle. In this problem the sub-rectangle with the largest sum is referred to as the maximal sub-rectangle. ()

数值分析分析中 用jacobi迭代求解线性方程(Analysis of numerical analysis using jacobi iteration for solving linear equations)