| 关于矩阵的行最简形以及两个正交矩阵之和的几个注记 |
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| 引用本文： | Jiang Long.关于矩阵的行最简形以及两个正交矩阵之和的几个注记[J].大学数学,1998(2). |
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| 作者姓名： | Jiang Long |
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| 作者单位： | 中国矿业大学数力系 |
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| 摘 要： | 本文证明了每个ｍ×ｎ矩阵Ａ的行最简形矩阵必唯一．本文还给出了两个正交矩阵之和仍是正交矩阵的两个充分必要条件．
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| 关 键 词： | 行最简形矩阵 |
Some Notes on the Row reduced Echelon Matrix of aMatrix and the Sum of Two Orthogonal Matrices |
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| Abstract: | This paper proofs that every m×n matrix A is row equivalent to only one row reduced echelon matrix. In addition, this paper also presents two sufficient and necessary conditions such that the sum of two orthogonal matrices is an orthogonal matrix. |
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| Keywords: | row reduced echelon matrix |
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