03CH4_red19

分别采用Roe格式和AUSM格式求解一维黎曼问题，并将计算结果与解析解进行比较，发现这两种计算格式都能获得高的计算精度。(Roe scheme were used in this procedure and AUSM format to solve a 1-D RIEMANN problem, and numerical results were compared with the analytical solution, the results can be seen from these two formats have a solution with high accuracy.)

伪随机序列（N=4的M序列）的C语言编程实现，可以应用于相关分析法和最小二乘辨识的输入信号。(Pseudo-random sequence (N = 4 M-sequence) of the C programming language, can be used in correlation analysis and least squares identification of the input signal.)

This FDTD 2D simulation based on Dennis Sullivan book s. Wave propagation in vacuum background using PML boundary conditions.

本程序用于生成高质量的网格，可用于有限元，有限体积等方法的前处理。(This procedure is used to generate high-quality mesh, can be used for finite element, finite volume methods such as pre-processing.)

多目标粒子群的matlab程序，文中设置了两个目标，f1和f2，采用加权求解的方式(more goals in Matlab PSO procedures, the text set up two goals, f1 and f2. using the weighted solution!)

有关ABAQUS计算多相材料的前处理器，包括网格划分及区域划分(ABAQUS calculation of multiphase material about previous processors, including mesh and zoning)

非线性光学书后程序，分布求解，参考作用研究问题不同，方程不同(Nonlinear Optics Post-book Procedure)

根据给定的等距结点上的函数值与一阶导数值, 用埃尔米特等距插值公式计算指定插值点处的函数值。(According to the given equidistant nodes function value with a first derivative values, with equidistant interpolation Hermite interpolation formula specified function value at the point.)

abaqus子程序fric摩擦材料clough-duncan模型，二三维通用，已经验证(abaqus subroutine frictional material fric)

模糊数学中典型的卡车倒车入库模拟仿真程序，充分利用了一定的经典的模糊规则，来实现卡车倒车的模拟(typical truck reversing the arsenal of simulation procedures and make full use of a certain classic fuzzy rules to achieve the reversal of simulated truck)