[NumericalAnalysis] Column spaces and QR 1

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SetupPermalink

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OrthogonalityPermalink

When QTQ = In x nPermalink

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Isometry PropertiesPermalink

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Geometric InterpretationPermalink

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Least squaresPermalink

Alternative Intuition for Least-squaresPermalink

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Lemma: Column space invariancePermalink

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New strategy: QR FactorizationPermalink

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