題組內容
1. Give the following matrix A:
$$\mathbf{A} = \begin{bmatrix} 2 & 1 & 3 \\ 4 & 0 & -1 \\ -1 & 2 & 5 \end{bmatrix}.$$
(a) \( (12\%) \) Compute the LU factorization of A.
1. Give the following matrix A:
$$\mathbf{A} = \begin{bmatrix} 2 & 1 & 3 \\ 4 & 0 & -1 \\ -1 & 2 & 5 \end{bmatrix}.$$
(a) \( (12\%) \) Compute the LU factorization of A.