1function y = testfun(x) 2%TESTFUN Do something stupid that takes some time to compute. 3% Y = TESTFUN(X) does some computations and returns Y=X.^2 as output. 4% 5% Markus Buehren 6% Last modified 13.11.2007 7 8for k=1:200 9 a = cond (rand(20)); %#ok 10 a = condest(rand(20)); %#ok 11 a = rcond (rand(20)); %#ok 12end 13y = x.^2; 14