00038037

this is fft header file for fast fourier transform. with this file, you can compute frequency spectrum zero to tow pi.

实现了图像的灰度化并进一步用于视频监视控，有信道编码，调制，信道估计等，可以广泛的应用于数据预测及数据分析。( Achieve a grayscale image and further control for video surveillance, Channel coding, modulation, channel estimation, Can be widely used in data analysis and forecast data.)

fluent软件UDF，用于焊接过程模拟，是高斯分布的面热源。(weld heart source)

说明：  迭代算法中的多重网格计算程序Visual C++原代码(iterative algorithm of multiple grid computing procedures Visual C source code)

有限差分法求解欧拉方程，weno有限差分法求解欧拉方程。(Euler solved with weno)

用于利用最大熵法求解数据资料服从的分布类型。并应用最小二乘法求解模型以得到最优解(Using the maximum entropy method for solving the data distribution type of obedience. And apply the least squares method to obtain the optimal solution to solve the model)

计算非线性系统的分叉图和李雅普诺夫指数，用于判断系统的混沌状态，独立的两个文件(a tool to calculate bifurcation and Lyapunov exponent)

C语言矩阵求逆模块,输入矩阵调用此模块即可求出对应的逆矩阵(C language matrix inversion module)

截断奇异值分解技术是一种正则化方法，用于不适定问题的数值计算(Truncated Singular Value Decomposition is a regularizaiton method for ill-conditioned problem computation.)

高等边界元法理论里面在求解弹性力学二维三维程序，(Advanced boundary element program)