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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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ANIMPROVEDMETHODFORIMAGEREGULARIZATIONBASEDONPARTI
一篇很好的关于PDE的文章,涉及到了基本理论,实现方法,技术路线,值得看看(A very good article on the PDE, relate to the basic theory, methodology, technical line, is worth a look)
- 2010-09-20 10:57:03下载
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simulation
Program: Lognormal Distribution Simulation Histograms C3
- 2012-03-26 13:33:39下载
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portfolio-code
markowitz 均值方差模型
Black-litterman 模型
resample模型
robust模型(markowitz mean-variance model
Black-litterman model
resample model
robust model)
- 2012-06-26 10:00:32下载
- 积分:1
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servocorrectedtest
MATLAB 伺服模型~~~~~~~~~~~~~~~~~~~~~(MATLAB serbpcprrectdftest)
- 2010-02-05 10:59:23下载
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JPDA_matlab
JPDA的matlab程序 可以使用 效果不错(JPDA matlab )
- 2013-12-20 16:33:54下载
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SIR
基于,最大化SIR方法的盲波束自适应波束形成算法(Maximum SIR adaptive beamforming)
- 2015-03-03 15:45:58下载
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diyadaikuanwenti
抵押到款MATLAB实现--等额还款方式(Mortgage to the MATLAB models to achieve- equal repayment)
- 2010-06-25 10:03:14下载
- 积分:1
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del2_9pt
九点差分格式,精度比五点差分要高,对于实现有限差分,是一个重要的程序(Nine-point difference scheme, the accuracy than the five-point difference is higher, for the realization of finite-difference, is an important procedure)
- 2008-04-19 12:47:05下载
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TRANSMISSION_PERFORMANCE_EVALUATION_OF_JTIDS
本文主要是JTIDS的传输性能做了仔细的评估,并对其抗干扰做了一一的介绍。(The Joint Tactical Information Distribution System (JTIDS) provides jam-resistant digital communication of data and voice for command and control, relative positioning and identification. Many advanced technologies are adopted in JTIDS, such as frequency hopping, M-ary spread spectrum, error detection and
correction.)
- 2010-12-08 20:52:53下载
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