nb035

2D single bin packing 问题的4Block算法(4-Block Algorithm for 2D single bin packing Problem)

交错网格声波方程交错网格有限差分地震波场计算波场正演模拟。 (The CalCulation of the SeismiC Wave一 fieldwith Staggered-grid Finite difference Sheme )

本程序实现利用高斯全选主元法解矩阵方程，即高斯-约旦法解方程(This program Gaussian Select the primary element method for solving matrix equation, that Gauss- Jordan method of solving equations)

一种新的计算马氏距离的算法，算法采用二次协方差矩阵操作，进而使距离考加入相对性因素。(a new Mahalanobis distance calculation algorithm, the algorithm using quadratic covariance matrix operations, thereby enabling the relative distance to take factors.)

读取RENIX文件（GPS导航电文），进行卫星轨道坐标解算，并将结果生成TXT文件输出。(The program can read standard RENIX file(Satellite navigation message file of GPS). and calculate the cordinate of Satellite (X,Y,Z). it will give an TXT format result.)

最小二乘法回报潮汐水位，根据dooson数回报潮汐，并计算调和常数，余水位，高潮和低潮的数值。(Least squares method returns tide level, tidal according dooson return number, and calculate the harmonic constants, values ​ ​ more than the water level, high tide and low tide.)

海冰密集度的matlab计算程序和分析！(The sea ice concentration matlab procedures and analysis!)

说明：  二维光子晶体弯曲波导的fdtd程序,matlab语言 ,TE波, PML边界条件,平面波光源(Two-dimensional photonic crystal waveguide bend the FDTD program, matlab language, TE wave, PML boundary conditions, plane wave light source)

ABAQUS 显式计算时 用户自定义子材料程序 VUMAT源代码，(User defined subrutine of ABAQUS explicit analysis)

数学中计算曲线积分 数学工具中常用到这样的方法(Calculated curve integral mathematics math tools commonly used in such a way)