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3下载:
书是针对工程上常用的行之有效的算法而编写的C语言函数程序集,在第一版的基础上作了修改和扩充。书中包括了近几年出现的许多新算法。全书分为数值计算与非数值计算两部分。其中数值计算部分的内容包括:线性代数方程组的求解、矩阵运算、矩阵特征值与特征向量的计算、非线性方程与方程组的求解、插值、数值积分、常微分方程(组)的求解、拟合与逼近、数据处理与回归分析、极值问题、数学变换与滤波、特殊函数、随机数的产生、多项式与连分式函数的计算、复数运算;非数值计算部分的内容包括:排序、查找、图形模式下读写屏幕象点、基本
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1stOpt 是七维高科有限公司(7D-Soft High Technology Inc.)独立开发,
拥有完全自主知识产权的一套数学优化分析综合工具软件包。在非线性回归,曲线拟合,非线性复杂模型参数估算求解,线性/非线性规划等领域首屈一指;
1stOpt 应用范围
1) 模型自动优化率定
2) 参数估算
3) 任意模型公式线性,非线性拟合,回归
4) 非线性连立方程组求解
5) 任意维函数,隐函数极值求解
6) 隐函数根求解,作图,求极值
7) 线
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In numerical linear algebra, the Gauss–Seidel method, also known as the Liebmann method or the method of successive displacement, is an iterative method used to solve a linear system of equations. It is named after the German mathematicians Carl Frie
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可以实现矩阵行列式的任意变换,求任意向量的极大无关组,齐次非齐次线性方程组的求解-Can achieve an arbitrary transformation matrix determinant, find great vector independent of any group, homogeneous non-homogeneous linear equations to solve, etc.
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非线性代数方程的求解的Mathematica的代码,割弦法,可以解决任意的代数方程,代码清晰,方便用户修改代码,使之成为自己的东西。-Non-linear algebraic equations of the Mathematica code, cutting chord method, can solve any algebraic equation, the code clear, user-friendly modify the code, making our own things.
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Toro的slic方法的一维浅水程序,蚕蛹muscl重构-Program name: HW-SLIC
File name: hw_slic.f
Purpose:
To solve the time-dependent non-linear one dimensional shallow water equations by the SLIC method. The method involves a MUSCL reconstruction of the data, time
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Toro的waf加hll求解器的一位非线性浅水程序-Program name: HW-WAFH
File name: hw_wafh.f
Purpose:
To solve the time-dependent one dimensional non-linear shallow water equations by The Weighted Average Flux (WAF) Method using the HLL approximate Riemann solver,
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做浅水计算的都知道TORO什么概念, 这是他老先生的muscl-hancock加h-Program name: HW-MUSH
File name: hw_mush.f
Purpose:
To solve the time-dependent non-linear one dimensional shallow water equations by the MUSCL-Hancock method in conjunction with the HLL approximate
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这是Toro老先生的带干湿界面的精确解,请好好研究-Program name: HW-EXARP
File name: hw_exarp.f
Purpose:
To solve exactly the general Riemann problem for the non-linear one-dimensional shallow water equations for wet and dry bed conditions
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这是Toro的rcm方法求解非线性浅水方程的精确解, 请结合他的两本书看-Program name: HW-RCM
File name: hw_rcm.f
Purpose:
To solve the time-dependent non-linear one dimensional shallow water equations by the Random Choice Method (RCM) on a non-staggered grid, with van der Cor
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解线性方程组,N阶求解!c++无可视化界面。使用迭代法!-Solving linear equations, N order to solve! c++ non-visual interface. Using the iterative method!
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单精度COLSYS子程序,用于求解常微分线性、非线性方程组。经过扩容后版本,可以求解1000个最高阶次为4阶的方程。-Single precision COLSYS subroutine for solving ordinary differential linear, non-linear equations. Expansion or later, you can solve the 1000 highest order for the fourth-order equation.
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RK4演算法,可用於解決線性及非線性微分方程-RK4 algorithm can be used to solve linear and non-linear differential equations
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线性方程组的解法
全主元高斯-约当(Gauss-Jordan)消去法
用高斯-约当消去法求解A[XY]=[BI],其中A为n*n非奇异矩阵,B为n*m矩阵,均已知;X(n*m),Y(n*n)未知。-Solution of linear equations the main yuan Gaussian- Jordan (Gauss-Jordan) elimination method Gauss- Jordan elimination method to solve A [XY] = [B
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Gauess-Sidel Method for solve non linear equations
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Jacobi Method for solve non linear equations
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LU Method for solve non linear equations
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用c++求解对角元素不为零的双对角线线性方程组-Using c++ to solve linear equations double diagonal non-zero diagonal elements
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在科学与工程计算中,经常遇到求解非线性方程组的问题;非线性方程组在收敛速度及收敛性比线性方程组要差,特别对于非凸的非线性方程组,其求解更是困难。下面简要介绍非线性方程组的三种解法——牛顿法、拟牛顿法、同伦算法,分析三种解法的适用性,并附Matlab原程序。-Scientific and engineering computing, often encounter the problem of solving nonlinear equations speed of convergence of
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