% SZS status Theorem for inv__o
% SZS output start Proof for inv__o
  file('i/f/extreal/inv__one',ch4s_extreals_invu_u_one)).
  file('i/f/extreal/inv__one',ah4s_extreals_Normal0)).
  file('i/f/extreal/inv__one',ah4s_extreals_extrealu_u_ofu_u_numu_u_def)).
  file('i/f/extreal/inv__one',ah4s_reals_REALu_u_INV1)).
  file('i/f/extreal/inv__one',ah4s_extreals_extrealu_u_invu_u_defu_c2)).
% SZS output end Proof for inv__o
