zaboduixiao3

abaqus drucker-prager UMAT字程序(abaqus drucker-prager UMAT subroutine)

weno格式解决一维黎曼问题的代码，fortran90编写(Fortran code for Riemann problem solver in weno scheme)

基于Python编写的差分进化原理的带边界条件约束算法(A band constraint algorithm based on differential evolution algorithm)

matrix inversion source code

基于Biegler动态优化正交配置法（联立算法）的matlab 代码，由M.Cizniar，M. Fikar等编写(dynopt is a set of MATLAB functions for determination of optimal control trajectory by given description of the process, the cost to be minimised, subject to equality and inequality constraints, using orthogonal collocation on fi nite elements method.)

说明：  利用五点差分格式和Jacobi迭代法，求解精确解和数值解的误差，判断阶数是否正确(Five-point difference scheme and Jacobi iteration method are used to solve the error between exact solution and numerical solution and to judge whether the order is correct or not.)

基于db8小波的,平移不变小波变换,层有关硬阈值滤波,(Based on db8 wavelet, translation invariant wavelet transform, layer related hard threshold filtering,)

是ABAQUS有限元模拟软件的子程序，主要研究损伤断裂(a subroutine of ABAQUS for damage and fracture )

说明：  非常好的地形改正程序，只需要有点位的经纬度，重力值和高程，内附例子和说明。(Program to compute terrain effects on gravimetric quantities.various modes of terrain effects may be computed)

用于abaqus二次开发材料VUMAT，为初级学者找到更简单的方法(Materials for ABAQUS secondary development)