本文讨论了一类由五个特征值和相应特征向量构造实对称五对角矩阵的特征值反问题。

In this paper, a kind of inverse eigenvalue problem which is the reconstruction of real symmetric five-diagonal matrix by five eigenvalues and corresponding eigenvectors is proposed.

youdao

本文根据分块五对角矩阵的一种特殊分解给出了求解分块五对角线性方程组的一种新算法-变参数追赶法。

In this paper, we mainly discuss some properties and design a fast algorithm, a iterative algorithm and a parallel algorithm for block cinque-diagonal linear systems.

youdao