block diagonal matrix [数] 分块对角矩阵 ; 块对角矩阵 ; 块D ; 方块对角矩阵
skew Hermitian block diagonal matrix 反Hermite准对角矩阵
the block diagonal matrix 分块次对角矩阵
generalized block diagonal matrix 广义分块对角矩阵
normal cyclic block diagonal matrix 标准循环分块对角矩阵
block five-diagonal matrix 块五对角矩阵
block-five-diagonal matrix 块五对角矩阵
block bordered diagonal matrix 对角加边矩阵
diagonal block matrix 块对角矩阵
block diagonal factor circulant matrix 块对角因子循环矩阵
It is proved that the stiffness matrix of the finite element solution is a block diagonal matrix and its elements are some symmetric and block circulant submatrices.
证明了有限元求解的刚度矩阵是一个块对角阵，且其子矩阵是某种对称、块循环矩阵。
We introduced the concept of block directed edge cover diagonal quasi dominant matrix, obtained a new nonsingularity criteria for matrices and distribution theorem on eigenvalues of matrix.
引进了拟块有向边覆盖对角占优矩阵概念，给出了新的矩阵非奇异判定定理和特征值分布定理。
Based on the block bordered diagonal matrix structure, this paper presents a new discrete decomposition algorithm for the reactive-power optimization in a multi-area power system.
基于对角加边矩阵结构，提出了一种新的多区域电力系统离散无功优化分解算法。
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