function M = all_nfsa
% accetps all strings

if ~exist('localf','var'), global ALF, localf = ALF; else, global ALF, ALF = localf; end

re = setstar(ALF);
M = regexp2nfsa(re,ALF);
return

function re = setstar(u)
k=length(u);
P=repmat('+',1,k);
up = [u;P];
up = up(:)';
re = ['(' up(1:end-1) ')*'];
return