Let A be the reduced incidence matrix for a structure and C the diagonal bar stiffness matrix.
Question:
(a) Prove that f = ATCg for some g.
(b) Prove that an allowable displacement u is a least squares solution to the system A u = g with respect to the weighted norm ||v||2 = vTC v.
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a We are assuming that f rng K corng A rng A T cf E...View the full answer
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