MeshFree

说明：  利用matlab实现的部分CFD功能的代码，很有参考价值(Matlab to achieve part of the CFD function of the code, a very valuable reference)

Dsimplex.m 对偶单纯形法求解线性规划问题(Dual simplex method for solving linear programming problems)

33节点配电网前退回代法潮流计算程序。可以计算功率损耗，是至今为止比较完善的程序(33-node distribution network return on behalf of the flow calculation procedures. Can calculate the power loss, so far a relatively complete program)

说明：  计算两组向量之间的旋转矩阵。输入参数为在两个不同坐标系中的同名向量（模为1），返回参数是一个3X3的旋转矩阵。(The function of RM realize the rotation between two sets of vectors, whose magnitude are 1, defined in two different refrence frames. Input parameters are two sets of vectors r and b, return value is a rotaton matrix.)

用谱方法计算流体力学一些流动现象的整体稳定性,利用自然梯度算法，包括四元数的各种计算。( Spectral methods of computational fluid dynamics flow of some of the overall stability of the phenomenon, Use of natural gradient algorithm, Including quaternion various calculations.)

说明：  数学工具： LU分解法解线性方程组，很好用(Mathematical tools: LU decomposition solution of linear equations, a very good use)

用于计算裂纹的扩展有限元程序，Matlab编写(Extended finite element program used to calculate the crack, Matlab prepared)

sphinx4的src部分，包含演示程序(the src part sphinx4 to contains the demonstration programs)

ABAQUS Fortran学习的一个简单例子

4阶龙格库塔解二阶微分方程，使用matlab软件编程进行渐进计算。(4th order Runge-Kutta solution of second-order equations)