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一、矩阵的概念

§4.1 矩阵的概念. 一、矩阵的概念. 二、矩阵的相等. 三、一些特殊矩阵. 数表　 称为一个 矩阵 ．. 记作：. 一、矩阵的定义. 1 ．定义. 设矩阵. 若. 二、矩阵的相等. 定义. 则称 矩阵 A 与 B 相等 ，记作 A ＝ B ．. 零矩阵. 行阵. 列阵. 方阵. 三、一些特殊矩阵. 对角矩阵. 单位矩阵. 数量矩阵. 设 矩阵. 即. 负矩阵. 称为 A 的负矩阵，记作－ A.

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一、矩阵的概念

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  1. §4.1 矩阵的概念 一、矩阵的概念 二、矩阵的相等 三、一些特殊矩阵

  2. 数表　 称为一个 矩阵． 记作： 一、矩阵的定义 1．定义

  3. 设矩阵 若 二、矩阵的相等 定义 则称矩阵A与B相等，记作 A＝B．

  4. 零矩阵 行阵 列阵 方阵 三、一些特殊矩阵

  5. 对角矩阵 单位矩阵 数量矩阵

  6. 设 矩阵 即 负矩阵 称为A的负矩阵，记作－A .

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