drucker-prager

数值分析里面的：不动点迭代法、牛顿迭代法、共轭梯度法和最速下降法(Conjugate Gradient)

求解流场二维无粘欧拉方程，中心差分，人工耗散(Solving the flow field in two-dimensional inviscid Euler equation, central difference, artificial dissipation)

说明：  Analysis of 2D structure using Mesh Free Method...

FFT DIF 分裂基的C语言代码，比较好的说明了整个流程(FFT DIF split the base of the C language code, better explains the entire process)

3D流场计算，程序简单非常容易看懂。适合初学者学习(3D flow field)

用于ABAQUS计算，描述复合材料温度场变化的程序(describing changes in the temperature field of composite materials with ABAQUS)

脉冲响应的相关分析算法并检验，计算一维光子晶体的透射特性和反射特性，有较好的参考价值。( Related impulse response analysis algorithm and inspection, Calculated transmission characteristics and reflection characteristics of the one-dimensional photonic crystals, There are good reference value.)

abaqus粘弹性人工边界，手动添加比较简单的模型(learning abaqus)

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.)

简单的滤波代码，包含高通滤波，低通滤波，带通滤波和带阻滤波。( U7B80 u5E5 u6E4 u6E4 u6E1 u6E1 u6E2 U5E26 u963B u6EE4 u6CE2 u3002)