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Shengjin-Program-Original
求解一元三次方程的Fortran源代码,自己试了试,可以用(Fortran source code for the three equation of a dollar, you can try, you can use)
- 2015-06-24 14:21:41下载
- 积分:1
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LU
说明: 数学工具:
LU分解法解线性方程组,很好用(Mathematical tools: LU decomposition solution of linear equations, a very good use)
- 2008-06-10 14:06:12下载
- 积分:1
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kelinsi
实现光学系统的ABCD矩阵传递的模拟,提供各种的模式衍射选着。(kelinsi xitong ABCDjuzhne)
- 2021-04-26 22:28:45下载
- 积分:1
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cmpfit-1.2
很好的最小二乘求解工具,经典算法的c语言版本实现(A MINPACK-1 Least Squares Fitting Library in C)
- 2014-03-06 21:12:48下载
- 积分:1
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wudianchafen
五点差分法(matlab)解椭圆型偏微分方程方程,分法,偏分,五点差分,椭圆型,偏微分方程(Five-point difference method (matlab) solutions of elliptic partial differential equations, sub-law, partial points, five-point difference, elliptic partial differential equations)
- 2013-09-23 16:58:30下载
- 积分:1
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(Oxford)-Computer-Arithmetic--Algorithms-a-Hardwa
Computer Arithmetic (press 2000)
- 2012-01-27 09:45:29下载
- 积分:1
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cohesive+inp和for子程序
ABAQUS 有限元子程序,粘弹性本构,蠕变应力松弛测试拟合结果(ABAQUS umat creep stress relaxation fitting result)
- 2020-07-01 00:20:01下载
- 积分:1
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Partial_Differential_Equation
一阶偏微分方程的基础知识,很容易入门,很多工程处理要用到的(Introduce the basic knoeledge of Partial Differential Equation)
- 2010-12-24 17:15:05下载
- 积分:1
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MYFEM
有限元求解柏松方程。本文采用FORTRAN语言编制程序。程序中大部分变量采用有名公共区存储方式存储,这样可以减少内存占用量。
IFG:生成有限元网格信息,即元素节点局部编码与总体编码对照表,节点实际坐标,边界节点编码与边界点上的已知值
GKD:生成总刚一维存储对角元的地址,计算总刚一维存储长度
FIXP:设置已知节点函数值
GK(NI,NJ,ADJ,AIJ):单元刚度矩阵计算
GF(NI,N,M,LE,YI,FE):单元列阵的计算
AK(I,J,AIJ):总刚度矩阵元素迭加
QEB:总刚度矩阵和总列阵合成
BDE:边界条件处理
SOLGS:Gauss-Seidel迭代法求解方程组
UDIFF(NI,NFLAG,UDIF,LE,ADJ):标准元素内形状函数导数计算
DIFF:节点上 , 加权平均
(In this program, FEM was used to solve the possion equation. It is implemented through FORTRAN)
- 2009-05-22 17:22:56下载
- 积分:1
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DK
说明: 邓肯张在ansys中的二次开发,适合于土体有限元分析(second development of duncan-zhang in ansys,it s be used to ansys)
- 2015-01-09 09:27:07下载
- 积分:1