Linear Algebra and Its Applications · Problem 7.2.22

Computations with Matrices — Gilbert Strang

Mathematics · hilbert-matrix-condition-number

Problem

For the same AA, compute b=Axb = Ax for x=(1,1,1)x = (1,1,1) and x=(0,6,−3.6)x = (0,6,-3.6). A small change Δb\Delta b produces a large change Δx\Delta x.

Related theory

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