不使用递归的快速排序法

用来计算光子晶体能带结构的程序，用fortran编写，效果不错。-photonic crystals used to calculate the band structure of the program, FORTRAN prepared effectiveness.

生成不重复随机数算法,vb实现!-generating random numbers of non-repetition algorithm, vb achieve!

k-d树 （k-dimensional树的简称），是一种分割k维数据空间的数据结构。主要应用于多维空间关键数据的搜索（如：范围搜索和最近邻搜索）。K-D树是二进制空间分割树的特殊的情况。ICP算法最初由Besl和Mckey提出，是一种基于轮廓特征的点配准方法。基准点在CT图像坐标系及世界坐标系下的坐标点集P = {Pi, i = 0,1, 2,…,k}及U = {Ui,i=0,1,2,…,n}。其中，U与P元素间不必存在一一对应关系，元素数目亦不必相同，设k ≥ n。配准过程就是求取 2 个坐标系间的旋转和平移变换矩阵，使得来自U与P的同源点间距离最小

2009 ACM World Final Problem Set

第六章 树和二叉树习题答案-The answer of tree and binary tree

德国老外的程序，免费开源可以计算各种不同的函数、以及四则运算，可以处理括号，还可以计算正余弦，是一款不可多得的表达式计算类和计算工具。-Foreigners in Germany program, free open-source can be calculated a variety of functions, as well as the four operations and can handle brackets, but also can calculate the positive cosine, is a rare expression of calculation and computing tools.

常用的C程序数值算法-common procedures C Numerical Algorithms

计算尺寸因子对消光效率和散射效率，吸收效率，后向散射效率等的影响-calculation of the size factor extinction efficiency and the efficiency of scattering, absorption efficiency, after scattering efficiency of

用递归法解决商人渡河问题-recursive method used to solve business problems across the river

计算光子晶体能带的程序，用matlab编写，比较容易理解！-photonic crystals can be calculated with the procedures used Matlab to prepare, easier to understand!