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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
- 积分：1
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floyd
floyd 计算法 求最短路
在数学建模中的应用
图论的应用(Floyd method for calculation of the shortest path
Applications in mathematical modeling
The application of graph theory
)
- 2013-08-23 14:01:12下载
- 积分：1
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poisson.tar
non linear poisson solver
- 2013-10-13 23:10:11下载
- 积分：1
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AO_Protocol
关于短路计算的一些源程序同时是有关matlab优化的源程序(Short-circuit calculations on some of the matlab source code is also optimized source)
- 2011-11-28 10:52:43下载
- 积分：1
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code1
说明： 多目标寻优，本程序主要用于配电网抢修优化(This program is mainly used for distribution network rush repair optimization)
- 2020-12-13 00:29:16下载
- 积分：1
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bianyima
该程序在matlab环境下完成抽样量化编码功能（非均匀量化）。(err)
- 2008-06-18 00:30:33下载
- 积分：1
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swxsts
说明： 三维显示与透视的MATLAB程序。希望对大家有帮助。(True color contour map and three-dimensional surface of the MATLAB program. We want to help.)
- 2009-08-04 21:55:09下载
- 积分：1
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hyperlink_src
说明： 一个简单C++类转换任何静态控制成超链接控制。(a simple C conversion into any static control Hyperlink control.)
- 2006-03-01 11:29:27下载
- 积分：1
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DecayWav_ARX
DecayWav.txt输入下冲激响应，构造hankel矩阵及奇异值分解、冲激响应模型辨识(DecayWav.txt input impulse response, construct hankel matrix and singular value decomposition, impulse response model identification)
- 2015-03-08 11:03:51下载
- 积分：1
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PN-code-related
自己写的PN码相关Matlab仿真，希望对大家有帮助。(PN code-related)
- 2010-05-28 10:45:07下载
- 积分：1
