Posted by haifeng on 2025-03-06 10:48:26 last update 2025-03-06 10:48:45 | Answers (2) | 收藏
求矩阵 $A$ 的QR分解.
\[ A=\begin{pmatrix} 1 & 2 & 2\\ 2 & 1 & 2\\ 1 & 2 & 1 \end{pmatrix} \]
