Viscoelastic

一个用FTT法实现相关函数的快速估计程序(A correlation function with the FTT method to achieve the rapid estimation procedures)

可用于层次分析法比较评价，主函数输入初始矩阵，调用层次分析函数(It can be used for comparative evaluation of analytic hierarchy process. The main function input the initial matrix and call the analytic hierarchy process function.)

A simple algorithms to calculate very big factorial, this program can calculate up to 30000!

说明：  Godunov格式和Roe格式求解Burgers方程(Godunov scheme and Roe scheme for solving Burgers equation)

三次B样条最小二乘拟合，附文献，Approximation of data using cubic B′ ezier curve least square fi tting，Author: M Khan(Cubic B-spline least squares fitting and literature. Approximation of data using cubic B ezier curve least square fitting, Author: M Khan,)

说明：  用相场法模拟晶粒的长大的一个程序，用c++编写的，(a program simulation the grain growth by Phase field written using c++)

最优化的bfgs算法，是采用matlab编程(BFGS optimization algorithm, using matlab programming)

说明：  基尔霍夫近似方法，计算目标的双站散射系数。参考乌拉比的微波遥感。(Kirchhoff s approximation method to calculate the bistatic scattering coefficient of the target. Refer to the Orabi microwave remote sensing.)

别人的程序（Fortran）是关于边界元法求解声学问题。(Someone else' s program (Fortran) is on the boundary element method to solve acoustic problems.)

cressman格点插到格点程序，从一个场插值出另一个分辨率不同的场(interpolates fields to another grid as specified )