Review problem on permutation matrices

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Reference no: EM131760973

Question: (Permutation matrices) A matrix P ∈ Rn,n is a permutation matrix if its columns are a permutation of the columns of the n × n identity matrix.

1. For an n × n matrix A, we consider the products PA and AP. Describe in simple terms what these matrices look like with respect to the original matrix A.

2. Show that P is orthogonal.

Reference no: EM131760973

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