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04
说明: 龙格-库塔方法的使用,例子
求y’=y-2x/y,y(0)=0。
解:输入X0=0,X1=1,H=0.2,N=6。()
- 2007-09-08 08:47:57下载
- 积分:1
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1111
通过对钢轨和车轮的ansys有限元建模,分析在钢轨的接头处的动力学特性。(Rail and wheel ansys finite element modeling, analysis of the dynamics of the rail joints.)
- 2012-08-16 08:56:38下载
- 积分:1
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AR
说明: 使用时间序列分析AR方法对油价进行分析,以及预测。采用BIC准则进行判阶,最小二乘法进行参数估计(AR time series analysis using the method of price analysis and forecasting. BIC criteria used sentence order, the least square method for parameter estimation)
- 2009-06-08 09:19:56下载
- 积分:1
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shuzhidaishu
用牛顿法,共轭梯度法,最速下降法完成矩阵的计算(Newton conjugate gradient method)
- 2011-04-27 20:10:26下载
- 积分:1
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javaquxianjifen
数学中计算曲线积分 数学工具中常用到这样的方法(Calculated curve integral mathematics math tools commonly used in such a way)
- 2013-06-26 16:36:38下载
- 积分:1
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Crank-Nicholson
关于一的微分方程数值解,一维波动方程初边值问题Crank-Nicholson格式,及追赶法(On one of the numerical solution of differential equations, one-dimensional wave equation Crank-Nicholson format, and to catch up with the Law)
- 2008-05-08 23:46:39下载
- 积分:1
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mg00
多重网格方法求解矩形边界条件下泊松方程,偏微分方程数值求解(use multigrid method to solve poisson equation in rectangular domain)
- 2009-11-10 21:49:11下载
- 积分:1
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arc-length-theory
有限元弧长法控制计算的原理,中文英文的都有,并介绍了具体程序的流程图(Finite element calculation of arc-length method control principle, Chinese English have, and describes specific procedures flowchart)
- 2013-10-19 10:50:45下载
- 积分:1
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Wdisp
Wdisp,是基于建造结构计算软件pkpm的结果数据提取文件,方便使用,提取数据后,可用于绘制曲线。(Wdisp, is based on The construction structure calculations software pkpm the results of data extraction files, easy to use, extract data, can be used to draw the curve.)
- 2013-04-08 15:34:48下载
- 积分:1
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牛顿迭代解非线性
基于MATLAB,利用牛顿迭代法,求解复杂非线性方程组(Solving nonlinear equations by Newton iteration)
- 2018-07-02 10:01:53下载
- 积分:1