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。
A new alternate iteration method based on block bordered diagonal model for parallel computation in simulation of electric power system dynamics is presented in this paper.
针对电力系统并行仿真算法中的分块对角加边模型提出了一种新的交替迭代解法。
In this paper, we propose a diagonal space-frequency (DSF) block codes over frequency-selective Rayleigh fading channels and study performance of the code.
本文提出了频率选择性瑞利衰落信道中的对角空频分组码(DSF)，研究了码的性能。
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。
A high efficiency scalable parallel algorithm, parallel block overlapped partition approximate(PBOA) algorithm, is proposed for solving block tri-diagonal linear systems on multiple computers.
基于并行计算的分治思想，对于严格块对角占优的块三对角线性方程组提出一个可扩展的块重叠分割并行近似求解方法（PBOA方法）。
The objective of designing the two buildings is to create double exposure, diagonal views and transparency on all the levels of the block.
两栋大体量建筑的设计旨在给所有楼层的户型创造双重朝向、视觉穿透性和通透的效果。
The objective of designing the two buildings is to create double exposure, diagonal views and transparency on all the levels of the block.
两栋大体量建筑的设计旨在给所有楼层的户型创造双重朝向、视觉穿透性和通透的效果。
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