中文说明： 大学数值分析算法，相关分析过程的matlab方法，一些自适应信号处理的算法，复化三点Gauss-lengend公式求pi，用于建立主成分分析模型，快速扩展随机生成树算法。
English Description：
University of numerical analysis algorithm, MATLAB method of correlation analysis process, some adaptive signal processing algorithms, complex of three Gauss-lengend formula of Pi, principal component analysis was used to build models rapidly-exploring random tree algorithm.