% SZS status Theorem for lt__imp__
% SZS output start Proof for lt__imp__
  file('i/f/extreal/lt__imp__ne',ch4s_extreals_ltu_u_impu_u_ne)).
  file('i/f/extreal/lt__imp__ne',ah4s_extreals_ltu_u_refl)).
% SZS output end Proof for lt__imp__
