CCGPhundunxiyingzi

说明：  二维梁单元有限元分析，包中有详细的WORD文档说明(Two-dimensional finite element analysis of beam elements, including the documentation detailed WORD)

code for sattelite calculaton

采用余数法产生一组[0，1]分布的随机数，产生一个N(0,1)正态分布随机数，产生n个N(a,b)正态分布随机数(Produced by a group of more than a few method [0,1] distributed random numbers to generate a N (0,1) normally distributed random numbers, resulting in n-N (a, b) normal random number)

说明：  用DFT计算连续信号的谱 通过应用 DFT 进一步加深对离散信号 DTFT 和 DFT 的概念及其相互关 系的理解。 =利用 DFT 计算连续周期信号的频谱(DFT calculations using a continuous signal by applying the DFT spectrum of discrete signals to further deepen the concept of DTFT and DFT and their mutual understanding of the relationship. = DFT calculations using a continuous spectrum of periodic signals)

说明：  图论与网络论中求最短路径的DDijkstra算法(Graph theory and network theory to seek the shortest path algorithm DDijkstra)

运用奇异值分解，离散傅里叶变换的水印算法，完整程序(wartermarking algorithm)

maximum power point tracker

AES 加密和解密的 MATLAB GUI 程序Demo 密匙长度 128、192、256bit 全部程序为源码设计(AES 128bit/192bit/256bit Demo )

说明：  仿真了AM信号的产生过程和方法，过程详尽，方法简单，已经过测试。(Simulation of the AM signal generation process and methods, processes and detailed, the method is simple, has been tested.)

利用层次分析法建模，获取确定的决策方法，并举例实现(Use of the analytic hierarchy process modeling, access to determine the method of decision-making, for example to achieve)