梦载代码

#include <iostream> #include <cstdio> #include <cmath> using namespace std; double A[1010][1010]; double B[1010]; double l; int main() { int n; printf("请输入矩阵的阶数，如想要退出请按零:\n"...

#include <iostream> #include <cstdio> #include <cmath> #include <cstring> #include <bits/stdc++.h> using namespace std; double A[1010][1010]; double B[1010]; double X[10...

#include <iostream> #include <cstdio> #include <cmath> #include <cstring> using namespace std; double A[1010][1010]; double B[1010]; double X[1010]; double X2[1010]; int main...

clc clear n = input('请输入矩阵阶数：\n'); for i = 1:n fprintf('请输入矩阵第%d行\n',i); A(i,:) = input(''); end A B(:,1) = input('请输入B向量:\n'); B for i = 1:n x(i) = 0; x2(i) = 0; end for i =1:4 ...

clc clear n = input('请输入矩阵阶数：\n'); for i = 1:n fprintf('请输入矩阵第%d行\n',i); A(i,:) = input(''); end A B(:,1) = input('请输入B向量:\n'); B for i = 1:n x(i) = 0; end for i =1:4 for j = 1:n ...

#include <iostream> #include <cstdio> #include <cstring> #include <cmath> using namespace std; double A[1010][1010]; double B[1010]; double X[1010]; void rowswap(int x,int y,i...

clc; clear; A(:,:)=input('请输入系数矩阵：\n'); A n = length(A); n B(1,:)=input('请输入B向量：\n'); B for i = 1:n-1 tmp = A(i,i); pos = i; for j = i+1:n %寻找最大列； if A(j,i) > tmp ...

#include <iostream> #include <cstdio> #include <cstring> #include <cmath> using namespace std; double A[1010][1010]; double B[1010]; double X[1010]; int sx[1010]; void rowswap...

#include <iostream> #include <cstdio> #include <cmath> using namespace std; const double esp = 1e-8;//误差限； //f(x)=x^3+10x-20;   //函数 double diedai(double Xn) //迭代求Xn+1； {     //doubl...