% SZS status Theorem for NEG__IFF__2_
% SZS output start Proof for NEG__IFF__2_
  file('i/f/HolSmt/NEG__IFF__2__1',ch4s_HolSmts_NEGu_u_IFFu_u_2u_u_1)).
% SZS output end Proof for NEG__IFF__2_
