资源列表
newton
- 现在插值函数成为许多人的需要,现在提供牛顿插值的方法来供大家参考,牛顿插值适合线性插值的处理,对于非线性插值并不适合。-Interpolation function will now be a lot of people' s needs, now provides Newton interpolation method to everyone for reference, Newton Interpolation Linear Interpolation of treatment sui
Quicksort
- This file implements Qicksort algorithm.
myrunge_kutta2
- 三阶龙格库塔方程求解,编译环境为matlab。-Third-order Runge-Kutta equations, the compiler environment matlab.
main
- 编写一个测试类或方法对复数类进行测试,显示1+2i与3+4i相加结果和3与2+3i相加的结果-Write a test class or complex class test, display 1+2i and 3+4i sum of the results and the sum of 3 2+3i results
sincenvelop
- 里面包含了怎么找出一个函数的极点,并用spline函数画出sinc函数的包络线,稍加修改可画出其他的函数的包络线-To draw envelope of sinc function. You can modify it to draw other functions envelope
lichaxun
- 理查逊外推法求数值微分,能达到很高的精度。-Richardson extrapolation method for numerical differentiation, to achieve high accuracy.
Gaussseidel
- 数值分析中的Gaussseidel迭代算法,能够实现线性方程组的数值解法- Gaussseidel numerical analysis of iterative algorithms, linear equations to achieve the numerical solution
majacobi
- 用Jacobi迭代法解线性方程组Ax=b,A为系数矩阵,b为右端向量-Solution using Jacobi iterative method of linear equations Ax = b, A as the coefficient matrix, b is the right end of the vector
Text1
- 这是用Fortran编写的解线性方程组,一般的线性方程组都可以解,很方便-It is written in Fortran for solving linear equations, the general solution of linear equations can be very convenient
conputezhi
- 计算矩阵的秩:这是数值处理的一个基本要求,经常要用到。-Calculate rank of matrix: This is a basic requirement for numerical processing is usually used.
bisect
- 该function文件可以利用二分法求解方程的数值解,其中有例子-The function files can be used to solve equations numerical solution of the dichotomy, of which examples
Newton
- 共轭梯度法(Conjugate Gradient)是介于最速下降法与牛顿法之间的一个方法,它仅需利用一阶导数信息,但克服了最速下降法收敛慢的缺点,又避免了牛顿法需要存储和计算Hesse矩阵并求逆的缺点,共轭梯度法不仅是解决大型线性方程组最有用的方法之一,也是解大型非线性最优化最有效的算法之一。 在各种优化算法中,共轭梯度法是非常重要的一种。其优点是所需存储量小,具有步收敛性,稳定性高,而且不需要任何外来参数。-Conjugate Gradient method (Conjugate Gradie