2Dforce-based-non-prismatic-element

3DFFT,对三维数据进行傅立叶变换，效果较好.可以用于三维的地震资料处理(3DFFT, three-dimensional Fourier transform of the data, the better can be used for three-dimensional seismic data processing)

使用MATLAB编写的卡尔曼滤波源程序，简单易用，输出卡尔曼滤波的最优结果。(Prepared by the use of MATLAB Kalman filter source, easy-to-use, the output of the optimal Kalman filter results.)

详细介绍了PMF-FFT的原理和实现方法，对于初学者有一定的帮助(Details of the theory and implementation of PMF-FFT, there is some help for beginners)

有限元分析与应用中的程序，用于平面束分析(Finite element analysis and application of the program, for planar beam analysis)

国外最近的一篇变步长nlms仿真，该文件有文中的几种仿真，包括基本的仿真，信道突变下的追踪性能和语音回声消除的性能分析(Recent foreign nlms a variable step simulation, the file has the text of several simulations, including basic simulation, channel tracking performance under mutation and voice echo cancellation performance analysis)

说明：  用于求解耦合速率方程的四阶龙格－库塔数值解法(4th order Runge-kutta methods for solving the coupled rate equations)

内点惩罚函数法C语言程序，适用于机械行业机械优化设计(SUMT)

fluent模拟焊接，熔滴过渡的质量源项(Welding Simulation， mass source)

计算地波传输衰减的程序,可以设置高度，大气条件等(Ground wave transmission attenuation calculation program, you can set the height, atmospheric conditions, etc.)

关于房屋贷款贷款的计算，包含本息、本金、一次性付款等贷款方式(Calculated on mortgage loans, including principal and interest, principal, and other one-time payment of loans)