diagonal matrix

The determinant of a diagonal matrix is the product of the entries on its main diagonal.

对角线矩阵的行列式值是其对角线元素的连积.

A upper bound with consistent matrix norm and the estimate for error of AOR iterative method for solving linear equation system, which based on the doubly diagonal dominance, are presented.

在双严格占优矩阵条件下，给出了相容矩阵范数的一个上界，并以此为基础，得到了线性方程组求解时的AOR迭代法的误差估计式。

The square matrix is called a diagonal matrix.

该方矩阵称为对角矩阵.

An algorithm for the uncontrollable model and the unobservable model of time invariant linear system is given. This algorithm is based on the block diagonal sorting method that computes the deflation subspace of the regular pair matrix.

基于计算正则矩阵对收缩子空间的块对角排序方法，对线性时不变系统不可控模型和不可观测模型提出了一种数值算法。

Another is used to store the locations of diagonal elements of the spare symmetrical matrix in the forenamed one dimensional array.

另一个存储对称变带宽矩阵对角线元素在前一维数组中的位置，大大节约了所占的计算机内存空间。

Such a material has a matrix dielectric function that is diagonal in the spherical coordinates.

在球坐标下，壳层材料具有对角化的矩阵介电函数形式。

The node tearing method, the block bordered diagonal matrix technique and the complete decoupled method are used and developed.

在撕裂节点法、系数矩阵写成对角加边的基础上，发展了系数矩阵完全分解算法。