% SZS status Theorem for DIFF__UN
% SZS output start Proof for DIFF__UN
  file('i/f/pred_set/DIFF__UNIV',ah4s_bools_EQu_u_CLAUSESu_c2)).
  file('i/f/pred_set/DIFF__UNIV',ah4s_predu_u_sets_NOTu_u_INu_u_EMPTY)).
  file('i/f/pred_set/DIFF__UNIV',ah4s_predu_u_sets_EXTENSION)).
  file('i/f/pred_set/DIFF__UNIV',ah4s_predu_u_sets_INu_u_DIFF)).
  file('i/f/pred_set/DIFF__UNIV',ah4s_predu_u_sets_INu_u_UNIV)).
  file('i/f/pred_set/DIFF__UNIV',ch4s_predu_u_sets_DIFFu_u_UNIV)).
% SZS output end Proof for DIFF__UN
