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is there an analytical solution for the determinant of the following matrix:

- -

| A B |

| C d |

- -

where A is a n-1 x n-1 lower triangular matrix and B and C are n-1x1 and 1xn-1 matrices and d is a non-zero number.

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# Detrminant of a lower triangular matrix with an exception (Nth column is non-zero)

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