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Unformatted text preview: by x > 1 Ax 2 where x = [ x > 1 x > 2 ] > , x 1 is an m 1 vector, x 2 is an n 1 vector, and A is an m n matrix. Find the gradient vector and Hessian matrix of f . (2 points) (b) Let X be an m n matrix Dene g : < mn < by a function that maps x = vec( X ) to a > Xb where a is an m 1 vector, b is an n 1 vector. Find the gradient vector and Hessian matrix of g . (2 points) 1...
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This note was uploaded on 10/22/2009 for the course ECG 765 taught by Professor Fackler during the Fall '07 term at N.C. State.
- Fall '07