Let A = a b c d (a) Prove: If a = 0, then the matrix A has a unique LUdecomposition with
Chapter 9, Problem 18(choose chapter or problem)
Let A = a b c d (a) Prove: If a = 0, then the matrix A has a unique LUdecomposition with 1s along the main diagonal of L. (b) Find the LU-decomposition described in part (a).
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