The three - parametric method is developed to solve large scale linear algebraic equations with periodic block - tridiagonal matrix.

建立了求解系数矩阵为周期块状三对角矩阵的大型线性代数方程组的三参数组方法.

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So we get the fast algorithm a block period tridiagonal matrix using the given algorithm.

给出了分块三对角矩阵逆矩阵的快速算法,并利用所给算法得到了求分块周期三对角矩阵逆矩阵的快速算法.

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The estimated equation of the inverse elements of sub - tridiagonal matrix ( strictly dominant sub - diagonally ) is given here.

给出了严格次对角占优次三 对角 矩阵逆元素的估计式.

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