matlabtest9

it s a ftcs method for finite diffrence equation.the equation ia a heat transfer equation and we solve the equation with this method

一阶导数的常用差分逼近 求解df的差分逼近 flag标记使用的差分算法 算法来自周超红的《一阶导数的差分逼近汇总》 可按照里边的算法构造更高阶的差分逼近(First derivative of the common difference approximation approach for solving differential df flag tag algorithm using the difference method from the week of super-red " first derivative of the difference approximation of summary" can be constructed in accordance with the algorithms inside the differential approximation of higher order)

使用matlab做关于雷达的仿真，并且含有雷达性能的讲解与代码(Use matlab to do simulations on the radar, and contains the code to explain radar performance)

its image compression

说明：  这些matlab程序不错，希望大家能有时间能看下。(The matlab program good, hope that we can have time to be able to Kanxia.)

MATLAB coding for 4QAM is given

WINDTURBINE DFIG STATCOM

二维全息谱，专用于旋转机械故障诊断程序！(An identification method of thermal bend is presented based on the 2D-holospectrum technique.)

数组运算示例，演示二维数组的存储方式（不同于其它语言）以及数组的运算和输出方法。(example of array operations. Demostration of storage (unlike other languages) , operation and output method of two dimensional array.)

利用模态叠加法实现对四自由度系统的共振频率与前四阶主振型的求解(The method of modal superposition is used to solve the resonance frequency and the first four main vibration modes of the four degree of freedom system.)