...非奇异矩阵(nonsingular matrix) 非退化的线性代换(non-degenerate linear substitution) 分块初等矩阵(block elementary matrix) 分块对角矩阵(block diagonal matrix) 分块矩阵(block matrix或partitioned matrices) 符号差(signature) 负定二次型(negative ...
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From this point of view, we can concisely and intuitively introduce the multiplication principles of elementary matrix and block matrix.
用变量的线性替换解释矩阵乘法，由此可以简洁而且直观地导出初等矩阵和分块矩阵的乘法原理。
This paper starts from the physical processes of cascade speed control system and derives several groups of elementary electromagnetic equation, dynamic block diagrams, and matrix equations.
本文从串级调速控制系统的物理过程出发，推求出几组基本的电磁方程、动态结构图及矩阵方程。
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