矩阵与数值分析：高斯法，高斯列主元法，G_S迭代，牛顿法，jacobi迭代法，G-S迭代法 ，牛顿法求根，三次样条插值，多项式拟合，复化Simpson方法，复化梯形方法，n=3的Gauss_Lengendre公式，4阶Runge-Kutta法求解微分方程-Matrix and numerical analysis: Gauss method out PCA Gaussian law, G_S iteration, Newton' s method, jacobi iterative m

改程序分别用Jacobi迭代法和G-S迭代法求解给出的方程组，并分别就记录达到所需精度的迭代次数。-Reform program were the Jacobi iteration and GS iterative method for solving equations given, respectively, on the record number of iterations to achieve the required accuracy.

用角谱法计算菲涅尔衍射图样，计算出后加上GS算法即可得出全息图-Fresnel diffraction pattern is calculated using the angular spectrum method, after adding GS algorithm to calculate the hologram can be derived

求解泊松方程，通过差分法将泊松方程建立为线性方程组，得到稀疏矩阵，通过GS迭代法求解线性方程组，得到泊松方程的特解。-Solving Poisson equation, difference method will be established by linear equations Poisson equation, sparse matrix, solving linear equations by GS iterative method to obtain a particular sol