中文说明：这是数值分析的一些作业实验，文件中有详细的文档对理论，实验和算法的说明，用于病态方程组求解的源代码
English Description：
This is a number of numerical analysis of the operation of the experiment, there are detailed documents in the file on the theory, experiment and algorithm description, for ill conditioned equations to solve the source code