10.07.2015 Views

v2007.09.13 - Convex Optimization

v2007.09.13 - Convex Optimization

v2007.09.13 - Convex Optimization

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

650 APPENDIX F. MATLAB PROGRAMSF.1.1.4 signeig()% Sorts signed real part of eigenvalues% and applies sort to values and vectors.% [Q, lam] = signeig(A)% -Jon Dattorrofunction [Q, lam] = signeig(A);[q l] = eig(A);lam = diag(l);[junk id] = sort(real(lam));id = id(length(id):-1:1);lam = diag(lam(id));Q = q(:,id);if nargout < 2Q = diag(lam);endF.1.1.5 Dx()% Make EDM from point listfunction D = Dx(X)[n,N] = size(X);one = ones(N,1);del = diag(X’*X);D = del*one’ + one*del’ - 2*X’*X;

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!