% SZS status Theorem for neg_
% SZS output start Proof for neg_
  file('i/f/extreal/neg__0',ch4s_extreals_negu_u_0)).
  file('i/f/extreal/neg__0',ah4s_extreals_Normal0)).
  file('i/f/extreal/neg__0',ah4s_extreals_extrealu_u_ofu_u_numu_u_def)).
  file('i/f/extreal/neg__0',ah4s_reals_REALu_u_NEGu_u_0)).
  file('i/f/extreal/neg__0',ah4s_extreals_extrealu_u_ainvu_u_defu_c2)).
% SZS output end Proof for neg_
