Non-Unity Variant of Echelon Matrix/Examples/Arbitrary Matrix 3
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Examples of Non-Unity Echelon Matrices
- $\begin {bmatrix} 1 & 1 & 1 & 1 \\ 0 & 2 & 2 & 2 \\ 0 & 0 & 3 & 4 \\ \end {bmatrix} $ is a non-unity echelon matrix.
Sources
- 1998: Richard Kaye and Robert Wilson: Linear Algebra ... (previous) ... (next): Part $\text I$: Matrices and vector spaces: $1$ Matrices: $1.5$ Row and column operations: Exercise $1.3 \ \text {(c)}$