搜索资源列表
spgs
- 用途:利用二分法快速求解非线性方程f(x) = 0; 用向量形式(普通存储格式)的Gauss-Seidel迭代解线性方程组Ax=b;Newton迭代法解非线性方程f(x) = 0;用分量形式的SOR迭代解线性方程组Ax=b;用向量(稀疏存储)形式的Gauss-Seidel迭代解线性方程组Ax=b -Purposes: the use of dichotomy quickly solving nonlinear equations f (x) = 0 with vector form o
PDEs2DS_CrankNicolson
- 用有限差分求解固定床反应器二维拟均相稳态模型(二维稳态PDE方程组)-Finite difference solution of two-dimensional fixed-bed reactor to be homogeneous steady-state model (two-dimensional steady-state equations PDE)
6GAUS
- 用全选主元高斯消去求解n阶实系数方程组,算法比较简单-Select All PCA with Gaussian elimination for solving n-order real coefficient equations, the algorithm is relatively simple
6GJDN
- 用全选主元高斯—约当消去法求解实系数方程组-Select All PCA with Gauss- Jordan elimination method to solve real coefficient equations
software
- 该程序是针对稀疏矩阵而编制的,主要是一个稀疏矩阵类的实现,其中采用十字链表法对矩阵进行存储。该矩阵类能够完成矩阵操作和运算的大部分功能,重点是矩阵的LU分解和线性代数方程组的求解计算。-The program is prepared for the sparse matrix, and is primarily a kind of realization of sparse matrix, in which the use of cross linked matrix storage metho
nownow
- 分别采用复化梯形公式,复化simpson公式和Gauss积分法求解方程组的解-Using the complex formula of trapezoid, simpson restoration of Gauss integral formula and method of solution of equations
Possion_FEM
- 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
GaussPivot
- 利用高斯列主元消去法进行LU分解,并求解方程组-PCA out Gaussian elimination method and LU decomposition to solve equation
jacobiQR
- jacobi迭代法程序和矩阵的QR分解算法,jacobi用来解线性方程组,比直接求解速度快-jacobi
lesolv
- 此程序包包含很多求解大型稀疏方程组的代码,在偏微分上有很大用处。-This package contains a lot of equations for solving large sparse code, in the partial differential there is a great use.
MGSolver
- 多重网格算法,可以求解线性方程组,求解速度比较高,对高数值计算的人士很有好处。-This is a multigrid programme,made bu Fortran
program
- 各种算法求解线性方程组,包含了牛顿法,LU,高斯等算法-many method to resove the fun
EquationSolve
- 高斯消元法求解线性方程组,语言采用c++,开发平台.net2003-Gauss elimination
123
- 求解线性方程组的多种方法,希望对大家有所帮助啊-Solving linear equations of a number of ways
matrix_invers
- C语言写的矩阵处理算法 主要实现了求逆和线性方程组的求解-Matrix written in C language processing algorithms to achieve a major inversion and solving linear equations
LINGO
- LINGO是Linearnteractive and General Optimizer的缩写,即“交互式的线性和通用优化求解器”,可以用于求解非线性规划,也可以用于一些线性和非线性方程组的求解等。lingo教程帮助你学习lingo-LINGO is Linearnteractive and General Optimizer acronym, that is, " an interactive optimization of linear and general-purpose sol
4-1Jacbi
- 对于阶数不高的方程组,直接法非常有效,对于阶数高,而系数矩阵稀疏的线性方程组却存在着困难,在这类矩阵中,非零元素较少,若用直接法求解,就要存贮大量零元素。为减少运算量、节约内存,使用迭代法更有利。-The order of the equations is not high, the direct method is very effective for high order, and the sparse coefficient matrix of linear equations, ther
odegalerkin
- Galerkin方法求解常微分方程组的实现-源代码原文-fddfdgfgdf
MySolutions
- 运用迭代法求解线性方程组,包括高斯-赛德尔法、雅克比法、SOR法。-The use of iterative method for solving linear equations, including Gauss- Seidel method, Jacobian method, SOR method.
petsc-3.0.0-p6.tar
- PETSc (Portable, Extensible Toolkit for Scientific Computation) 是美国能源部ODE2000 支持开发的20 多个ACTS 工具箱之一,由Argonne 国家实验室开发的可移植可扩展科学计算工具箱,主要用于在分布式存储环境高效求解偏微分方程组及相关问题。-PETSc (Portable, Extensible Toolkit for Scientific Computation) is ODE2000 U.S. Department