“block diagonal matrix”的概念、定义、翻译、参考文献-科学参考

单词	block diagonal matrix
释义	block diagonal matrix Mathematics A square matrix in which the only non-zero elements form square submatrices arranged along the main diagonal. A very simple case is shown below where a 2×2 matrix and a 1×1 matrix make up a block diagonal 3×3 matrix. $[\begin{matrix} 3 & - 2 & 0 \\ 4 & 2 & 0 \\ 0 & 0 & - 1 \end{matrix}]$ See also Jordan normal form, rational canonical form.
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