numerical

用于拓展fluent磨损模型的UDF，采用tabakoff经验公式描述磨损量。(a udf to optimize erosion model in Fluent)

几个kalman滤波的例程 适合初学者使用 并有优化建议(Several kalman filter routines suitable for beginners to use and has optimization tips)

Ⅰ层模型声波波场数值模拟源程序,对各向异性介质中的地震波进行研究，无论是进行野外施工技术研究，还是进 行岩层岩性参数与波动方程之间的关系的研究，或者是进行各向异性介质中地震波 场处理与分析的研究，都离不开各向异性的地震波场数值模拟。(Ⅰ layer model numerical simulation of acoustic wave source for seismic waves in anisotropic media research, whether in carrying out field work research, or to rock lithology parameters and the wave equation of the relationship between research, or to the anisotropy of seismic wave fields in media processing and analysis of the study, are inseparable from anisotropy of seismic wave field numerical simulation.)

声子晶体能带结构计算程序，对初学者帮助很大，希望能帮助需要的人(People phononic band structure calculation program for beginners great help, hoping to help needed)

说明：  萤火虫算法，一种新型算法。参数设置少，迭代速度快，结果精确。(Firefly algorithm, a new algorithm. Parameter setting small, iterative fast, accurate results.)

计算回测程序，多因子选股模型，单因子测试(Calculation of back - test program, multi - factor stock - picking model, the single factor test)

H无穷大优化算法代码，用于计算固定阶数的控制器参数优化(HIFOO- A MATLAB package for fixed-order controller design and H-infinity optimization)

用C语言实现解决约瑟夫问题的一种方法，也许会对他人有启示。(C language implementation with a way to solve the problem, Joseph, and perhaps others, would be revealing.)

用于计算stewart 六自由度运动平台的正解问题(this program is designed for stewart platform。)

欧拉角和四元数的转换：输入偶欧拉角，按Rechnen，程序会自动将欧拉角转换为四元数，再得出最终的方位。(Euler angles and quaternion conversion: input dual Euler angles, press Rechnen, the program will automatically Euler angles conversion quaternion, and then come to the final orientation.)