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v2010.10.26 - Convex Optimization

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Appendix FNotation and a few definitionsbb ib i:jb k (i:j)b Tb HAA TA −2TA T 1skinny(italic abcdefghijklmnopqrstuvwxyz)column vector, scalar, or logical conditioni th entry of vector b=[b i , i=1... n] or i th b vector from a set or list{b j , j =1... n} or i th iterate of vector bor b(i:j) , truncated vector comprising i th through j th entry of vector bor b i:j,k , truncated vector comprising i th through j th entry of vector b kvector transposeHermitian (complex conjugate) transpose b ∗Tmatrix, scalar, or logical condition(italic ABCDEFGHIJKLMNOPQRSTUV WXY Z)Matrix transpose. Regarding A as a linear operator, A T is its adjoint.matrix transpose of squared inverse; and vice versa, ( A −2) T=(AT ) −2first of various transpositions of a cubix or quartix A (p.678, p.683)⎡ ⎤a skinny matrix; meaning, more rows than columns:⎣⎦.When there are more equations than unknowns, we say that the systemAx = b is overdetermined. [159,5.3]2001 Jon Dattorro. co&edg version 2010.10.26. All rights reserved.citation: Dattorro, <strong>Convex</strong> <strong>Optimization</strong> & Euclidean Distance Geometry,Mεβoo Publishing USA, 2005, <strong>v2010.10.26</strong>.769

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