文件名称:chaosongchi
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松弛法简称SOR方法,也叫张弛发,其基本思想是迭代,即在高斯方法已求出x(i),x(i-1)的基础上,组合新的序列,从而加快收敛速度。
采用列主元素消去法是在Gauss消去法在强条件下进行的,即Ai非奇异,逐次消去一个未知数。只要方程组的系数矩阵非奇异,方程组就有唯一解。这样对列选主元,称为列主元素消去法。其应用条件为每次变化中主元素不等于且系数矩阵Ai非奇异。-Relaxation method referred to as SOR method, also called relaxation hair, the basic idea is iterative, that is, the Gaussian method has been derived x (i), x (i-1), based on the combination of the new sequence, thus speeding up the convergence rate . Out the main elements used in the Gauss elimination method is the elimination of the strong conditions, that is, Ai is nonsingular, successive elimination unknown. As long as the equations of non-singular coefficient matrix, equations have a unique solution. This column pivoting on, called out the main elements of elimination. The application conditions for each main element of change is not equal and non-singular coefficient matrix Ai.
采用列主元素消去法是在Gauss消去法在强条件下进行的,即Ai非奇异,逐次消去一个未知数。只要方程组的系数矩阵非奇异,方程组就有唯一解。这样对列选主元,称为列主元素消去法。其应用条件为每次变化中主元素不等于且系数矩阵Ai非奇异。-Relaxation method referred to as SOR method, also called relaxation hair, the basic idea is iterative, that is, the Gaussian method has been derived x (i), x (i-1), based on the combination of the new sequence, thus speeding up the convergence rate . Out the main elements used in the Gauss elimination method is the elimination of the strong conditions, that is, Ai is nonsingular, successive elimination unknown. As long as the equations of non-singular coefficient matrix, equations have a unique solution. This column pivoting on, called out the main elements of elimination. The application conditions for each main element of change is not equal and non-singular coefficient matrix Ai.
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