% SZS status Theorem for REAL__SUB__RN
% SZS output start Proof for REAL__SUB__RN
  file('i/f/real/REAL__SUB__RNEG',ch4s_reals_REALu_u_SUBu_u_RNEG)).
  file('i/f/real/REAL__SUB__RNEG',ah4s_reals_REALu_u_NEGNEG)).
  file('i/f/real/REAL__SUB__RNEG',ah4s_reals_realu_u_sub0)).
% SZS output end Proof for REAL__SUB__RN
