fft

SOLA-VOF program solving Navier-Stokes equation with free surface by volume of fluid method

abaqus有限元软件umat（damage）(abaqus finite element software umat (damage))

说明：  三次样条插值的MATLAB程序（三弯矩方程）(Cubic Spline Interpolation MATLAB (3 Moment equation))

frft程序函数，分数阶傅立叶变换，短时傅立叶变换，傅立叶变换(the frft program function, fractional Fourier transform, short-time Fourier transform, Fourier transform)

一维波动方程TVD格式源程序，空间二阶精度，附带计算结果及说明(One-dimensional wave equation TVD scheme source, space second-order accuracy, with results and instructions)

主要功能是进行高斯正算，高斯反算及透视方位投影的显示。(Main function is to be considered are Gaussian, inverse Gaussian and the perspective projection display position.)

在计算流体力学中，多项流中有相变时，基于温度的相变UDF(Mass based on the temperature of the phase change in the UDF)

说明：  计算时程信号数据的快速傅里叶变换，进行频谱分析(The fast Fourier transform of time history signal data is calculated and the spectrum analysis is carried out)

本程序用于实现快速傅里叶变换的快速算法 ％ 为代码简便所有*2操作均直接实现，实际应采用二进制左移实现 (This procedure used to realize fast Fourier transform fast algorithm of all the code is simple to operate* 2 are referred directly to realize the actual binary left should be used to achieve)

说明：  海浪模拟，基于PM谱，根据海浪频率波高等因素(Wave simulation, based on PM spectrum, according to wave frequency wave higher factor)