function DFSA = dfst2dfsa(DFST)
% converts a DFST to a DFSA by disregarding the outputs

DFSA.ALF = DFST.ALFin;
DFSA.Q = DFST.Q;
DFSA.q0 = DFST.q0;
DFSA.F = DFST.F;

DFSA = init_ddelta(DFSA);
for q=DFSA.Q
  for s=DFSA.ALF
    [p,t] = dfst_delta(DFST,q,s);
    DFSA = set_ddelta(DFSA,[q],[s],[p]);
  end
end
return