function f = myfnct(x);

%  x should be n x 1 !!!

global my_fnctno


if(my_fnctno == 1)
   f = fnctlin(x);
elseif (my_fnctno == 2)
   f = fnctmxap(x);
elseif (my_fnctno == 3)
   f = fnctrosen1(x);
elseif (my_fnctno == 4)
   f = fnctnls(x);
end