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Chapter6
数值解法
例1 用改进的欧拉方法求一阶方程初值问题的
数值解
例2 数学摆的运动方程与近似方程数值解比较
例3 四阶龙格库塔公式求数值解
Matlab实现求数值解
例1 求初值问题y =x*sin(x)-y,y(0)=0的数值
解.先编辑一个定义方程的ODEF函数文件
ODEfun1.m.
例2 求方程组初值问题的数值解,按指定步长
0.05划分节点.
例3 按指定的精度求高阶方程初值问题的数值解.(Numerical Solution of the law a method of using the improved Euler' s equation of order to a first-order initial value problem of the numerical solution of cases of two mathematical pendulum equations of motion compared with the approximate numerical solutions of equations of three cases of fourth-order Runge-Kutta numerical solution of the formula Matlab order to achieve the numerical solution of demand cases seeking an initial value problem y ' = x* sin (x)-y, y (0) = 0 the numerical solution. first, the definition of an equation editor ODEF function file ODEfun1.m. cases of two demand equations initial value problem of numerical solution, according to the specified division of the node step 0.05. Example 3 according to the specified precision of seeking higher-order equation of the numerical solution of initial value problem.)
- 2010-02-05 23:14:41下载
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SAR_SP_matlab
说明: 合成孔径雷达系统MATLALB模拟实现源码。(Synthetic aperture radar system simulation MATLALB realize source.)
- 2008-09-23 14:53:02下载
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all-image-files
all imange processing operation on image operations
- 2011-04-30 02:49:47下载
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IS95
实现IS-95功能的仿真程序,包括数据产生、扩频、调制、解扩、解调、误码统计等功能(The simulation program of IS-95, including data generation, spread spectrum, modulation, despreading, demodulation, error statistics function,.etc)
- 2015-03-16 22:26:10下载
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STFT
短时傅里叶变换实现线性调频信号的时频分析(Time-frequency analysis of LFM signal by short time Fourier transform)
- 2018-03-06 20:42:04下载
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cn
说明: 一些关于瓦斯爆炸的论文,高温下Q345钢的材料性能试验研究,煤矿井下瓦斯爆炸的基本特性,瓦斯爆炸动力学特征参数的测定及其分析,瓦斯爆炸运动火焰生成压力波的数值模拟(Some papers on the gas explosion, Q345 steel under high temperature performance test of the material, coal mine gas explosion the basic characteristics of the gas explosion kinetics parameters determination and analysis of gas explosion generated pressure waves of flame motion simulation)
- 2011-06-27 23:14:41下载
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watershed
implementation of a watershed segmentation
- 2011-10-04 17:48:43下载
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Recursive-dichotomization
采用加入递归思想的二分法搜索非线性方程的近似解,在典型算例中调试通过。(A recursive dichotomization which is utilized in the solving of non-linear equation.)
- 2015-01-03 23:04:52下载
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Matlabhanshudaquan
Matlab中的各种函数大全,希望对大家有用(Daquan various functions in Matlab)
- 2012-01-07 09:28:47下载
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OFDM
This program used to simulate the ofdm system in AWGN and fading channel with specified parameters given in the code.
- 2010-06-08 13:35:45下载
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