R-K

圆周卷积滤波器，可清晰见到实际滤波器的算法(Circular convolution filter, can clearly see that the actual filter algorithm)

使用ABAQUS软件进行过渡网格划分，帮助用户建立良好的过渡网格的小工具(use the ABAQUS to divide the transition gridding)

四阶龙格库塔法函数更新四元数程序代码,采用VC编写(Fourth-order Runge-Kutta method function is updated quaternion code)

利用emd算法解决经验模式分解的一些存在的端点效应问题。 有效的解决了问题。(Using emd algorithm to solve some of the empirical mode decomposition end effects exist. Effective solution to the problem.)

C++实现的FFT，详细，简单，内含多个测试类(using C++ implements fft，including serials class)

说明：  cuda矩阵乘法 通过GPU并行运算实现乘法的加速(cuda GPU parallel matrix multiplication operation by the accelerated realization of multiplication)

优化设计算法：用powell法求解目标函数的最优解和最优值，已经验证算法的正确性，在visual c++6.0下开发(Optimization algorithm: Solving the objective function with powell optimal solution and optimal value, has verified the correctness of the algorithm, the visual c++6.0 under development)

说明：  Neville插值算法，xa为自变量数组，xy为因变量数组；x为待插值的自变量(Neville interpolation algorithm, xa array as variables, xy array as the dependent variable x for the independent variables to be interpolated)

说明：  该文件是用C语言实现快速傅里叶变换的源代码，需要的朋友快下载(The document is used C language to achieve fast Fourier transform of the source code, need friends fast download)

湍流模型re计算流体力学软件udf 可以用于修改UDF文件(turbulence model FLUENT)