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How to obtain a qr factorization

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Reference no: EM131555732

Question: Suppose A = QR is a QR factorization of an m X n matrix A (with linearly independent columns). Partition A as [A1 A2], where A1 has p columns. Show how to obtain a QR factorization of A1, and explain why your factorization has the appropriate properties.

Reference no: EM131555732

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