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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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黄金分割
一维搜索的最优方法(黄金分割法)matlab程序(The best method of one dimension search (golden section method) matlab program)
- 2020-06-30 22:00:02下载
- 积分:1
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FastMatchTemplate
Fast template matching code with c++
- 2011-09-27 22:35:01下载
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1064114656
针对谐波检测问题,比较几种常用谐波检测方法,总结出各自的适用条件。结合经验模态分解理论和总体平均经验模态分解(empirical mode decomposition,EEMD)算法,提出基于EEMD的谐波检测方法。(For harmonic detection problem, comparing several common harmonic detection method, summed up their applicable conditions. Combining theoretical and empirical mode decomposition overall average empirical mode decomposition (empirical mode decomposition, EEMD) algorithm, based on harmonic detection method EEMD.)
- 2015-01-02 16:36:47下载
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UnscentedEx
第四个例子滤波应用程序,可以了解粒子滤波的工作原理(fourth example filtering application that can understand the particle filter Principle)
- 2007-03-17 13:42:59下载
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buck
采用buck-boost双向DC-DC变换,实现脉冲充放电,输入Ts=1e-4 (The buck-boost bidirectional DC-DC conversion, pulse charge and discharge the input Ts, = 1e-4 )
- 2012-06-11 15:31:06下载
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JPEG_using_huffman_coding
This is jpeg compression code for images
- 2013-03-10 00:02:25下载
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frequency
matlab编程计算结构系统的频率响应程序(matlab program to calculate the frequency response of structural systems)
- 2013-10-11 20:40:23下载
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PAM
PAM编,实现其取样与恢复。比较基本,可以用来入门。(PAM program)
- 2013-05-07 15:19:45下载
- 积分:1
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singlepulseambgdriver
单脉冲模糊函数方面的MATLAB源代码,供大家参考,(Single pulse ambiguity function aspects of MATLAB source code for your reference,)
- 2007-07-27 23:29:28下载
- 积分:1