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प्रश्न
Given an example of
a triangular matrix
उत्तर
`[[1 2 3],[0 5 4],[0 0 6]]`
Here, all elements below the main diagonal in upper triangular matrix are zero.
`[[1 0 0],[2 6 0],[3 4 5]]`
Here, all elements above the main diagonal in lower triangular matrix are zero.
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