) 中图学技术大荸学系 University of Science and Technology of China DEPARTMENT OF MATHEMATICS Gauss- Siedel迭代算法 1、输入系数矩阵A和向量b,和误差控制epS 2、x2={1,1,,1}∥赋初值 3、 while(|A*x2-b‖|>eps){ for(=0i<n;计+){ for(j=0; j<1; ++)i 2+=A[j]x2盯 for(j=i+1; j<n; j++i x2[+=A[]×2[ x2[=(x2]-b[)A 4、输出解x2数 学 系 University of Science and Technology of China DEPARTMENT OF MATHEMATICS Gauss-Siedel迭代算法 1、输入系数矩阵A和向量b，和误差控制eps 2、x2={1,1,…..,1} //赋初值 3、while( ||A*x2-b||>eps) { for(i=0;i<n;i++) { for(j=0;j<i;j++) { x2[i] += A[i][j]*x2[j] } for(j=i+1;j<n;j++) { x2[i] += A[i][j]*x2[j] } x2[i]=-(x2[i]-b[i])/A[i][i] } } 4、输出解x2