Minor

Let $𝑇 \in M 𝑛, 𝑛 (𝑅)$ be a square matrix. The $(𝑖, 𝑗)$ minor $𝑀 𝑖, 𝑗$ is the determinant of the submatrix of $𝑇$ with the $𝑖$ th row and $𝑗$ th column deleted. The corresponding cofactor is $𝐶 𝑖 𝑗 = (- 1) 𝑖 + 𝑗 𝑀 𝑖, 𝑗$ , with the cofactor matrix defined as

c o f 𝑇 = (𝐶 𝑖 𝑗)

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Minor

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