Gravity

求矩阵奇异分解svd算法，共计4种实现方式，(for SVD matrix decomposition algorithm, for a total of four kinds of achievement,)

可以对高温状态下的混凝土材料进行准确的塑型模型构建(It can be used to construct accurate plastic model of concrete under high temperature)

功能是将邻接矩阵或关联矩阵变为有向或者无向网络图，有结果显示。(Function is to convert the adjacency matrix or the correlation matrix becomes directed or undirected network diagram, results show.)

计算日期时间，可以显示不同颜色，主要用以计算上班日期，换班日期，十分方便。(Daliy Calc)

Fortrann 77的集成 开发环境，可以在 IDE的环境下编辑、 编译、运行源程序(Fortrann 77 integrated development environment, IDE environment editing, compiling, running source)

利用元胞自动机以及蒙特卡洛法模拟晶粒生长、凝固相变的一些源程序，以及对两种方法的一些简单文字介绍(The use of cellular automata and Monte Carlo simulation of grain growth, solidification phase change some of the source code, as well as two methods some simple text description)

产生 50 个标准正态分布的随机数, 经验累计分布函数图.(Random number generated 50 standard normal distribution, noting their distribution characteristics, and to draw experience cumulative distribution function diagram.)

卡尔曼滤波的MATLAB程序,卡尔曼滤波的MATLAB程序(MATLAB Kalman filter procedure, the MATLAB Kalman filter process)

Fortran编的关于分子动力学模拟的程序(Fortran programs compiled on the molecular dynamics simulations)

用FORTRAN编制的交错网格化数值模拟程序，生成共炮点理论地震记录。(using FORTRAN compiled by the staggered grid of numerical simulation program to produce a total theoretical shot seismic record.)