# SZS status Theorem
# SZS status Theorem
# SZS output start CNFRefutation.
fof(1, conjecture,![X1]:![X2]:s(t_h4s_integers_int,h4s_integers_intu_u_sub(s(t_h4s_integers_int,h4s_integers_intu_u_ofu_u_num(s(t_h4s_nums_num,h4s_arithmetics_numeral(s(t_h4s_nums_num,X2))))),s(t_h4s_integers_int,h4s_integers_intu_u_neg(s(t_h4s_integers_int,h4s_integers_intu_u_ofu_u_num(s(t_h4s_nums_num,h4s_arithmetics_numeral(s(t_h4s_nums_num,X1)))))))))=s(t_h4s_integers_int,h4s_integers_intu_u_add(s(t_h4s_integers_int,h4s_integers_intu_u_ofu_u_num(s(t_h4s_nums_num,h4s_arithmetics_numeral(s(t_h4s_nums_num,X2))))),s(t_h4s_integers_int,h4s_integers_intu_u_ofu_u_num(s(t_h4s_nums_num,h4s_arithmetics_numeral(s(t_h4s_nums_num,X1))))))),file('i/f/integer/INT__SUB__REDUCE_c4', ch4s_integers_INTu_u_SUBu_u_REDUCEu_c4)).
fof(9, axiom,![X5]:s(t_h4s_integers_int,h4s_integers_intu_u_neg(s(t_h4s_integers_int,h4s_integers_intu_u_neg(s(t_h4s_integers_int,X5)))))=s(t_h4s_integers_int,X5),file('i/f/integer/INT__SUB__REDUCE_c4', ah4s_integers_INTu_u_NEGNEG)).
fof(11, axiom,![X6]:![X5]:s(t_h4s_integers_int,h4s_integers_intu_u_sub(s(t_h4s_integers_int,X5),s(t_h4s_integers_int,X6)))=s(t_h4s_integers_int,h4s_integers_intu_u_add(s(t_h4s_integers_int,X5),s(t_h4s_integers_int,h4s_integers_intu_u_neg(s(t_h4s_integers_int,X6))))),file('i/f/integer/INT__SUB__REDUCE_c4', ah4s_integers_intu_u_sub0)).
# SZS output end CNFRefutation
