% Simulated Annealing low-autocorrelation program
% BSDLicence
% Rick van der Zwet - 0433373 - <hvdzwet@liacs.nl>
% $Id: mutation.m 43 2009-12-17 22:18:48Z rick $

function new = mutation(old)
  loc = randint(1,length(old));
  old(loc) = old(loc) * -1;
  new = old;
end