% SZS status Theorem for WORD__SUB__RE
% SZS output start Proof for WORD__SUB__RE
  file('i/f/words/WORD__SUB__REFL',ch4s_wordss_WORDu_u_SUBu_u_REFL)).
  file('i/f/words/WORD__SUB__REFL',ah4s_wordss_WORDu_u_ADDu_u_RINV)).
  file('i/f/words/WORD__SUB__REFL',ah4s_wordss_wordu_u_subu_u_def)).
% SZS output end Proof for WORD__SUB__RE
