0.12/0.12 % Problem : SLH0023^1 : TPTP v8.2.0. Released v8.2.0. 0.12/0.13 % Command : lash -P picomus -M modes -p tstp -t %d %s 0.12/0.33 % Computer : n021.cluster.edu 0.12/0.33 % Model : x86_64 x86_64 0.12/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz 0.12/0.33 % Memory : 8042.1875MB 0.12/0.33 % OS : Linux 3.10.0-693.el7.x86_64 0.12/0.33 % CPULimit : 30 0.12/0.33 % WCLimit : 30 0.12/0.33 % DateTime : Mon Jul 3 03:18:52 EDT 2023 0.12/0.33 % CPUTime : 15.26/15.61 % SZS status Theorem 15.26/15.61 % Mode: cade22sinegrackle2xfaf3 15.26/15.61 % Steps: 612 15.26/15.61 % SZS output start Proof 15.26/15.61 thf(ty_real, type, real : $tType). 15.26/15.61 thf(ty_one_one_real, type, one_one_real : real). 15.26/15.61 thf(ty_divide_divide_real, type, divide_divide_real : (real>real>real)). 15.26/15.61 thf(ty_plus_plus_real, type, plus_plus_real : (real>real>real)). 15.26/15.61 thf(ty_ord_less_real, type, ord_less_real : (real>real>$o)). 15.26/15.61 thf(ty_zero_zero_real, type, zero_zero_real : real). 15.26/15.61 thf(ty_i, type, i : real). 15.26/15.61 thf(sP1,plain,sP1 <=> (((ord_less_real @ zero_zero_real) @ ((divide_divide_real @ one_one_real) @ ((plus_plus_real @ one_one_real) @ i))) = ((ord_less_real @ zero_zero_real) @ ((plus_plus_real @ one_one_real) @ i))),introduced(definition,[new_symbols(definition,[sP1])])). 15.26/15.61 thf(sP2,plain,sP2 <=> ((ord_less_real @ zero_zero_real) @ ((divide_divide_real @ one_one_real) @ ((plus_plus_real @ one_one_real) @ i))),introduced(definition,[new_symbols(definition,[sP2])])). 15.26/15.61 thf(sP3,plain,sP3 <=> ((ord_less_real @ zero_zero_real) @ ((plus_plus_real @ one_one_real) @ i)),introduced(definition,[new_symbols(definition,[sP3])])). 15.26/15.61 thf(sP4,plain,sP4 <=> (![X1:real]:(((ord_less_real @ zero_zero_real) @ ((divide_divide_real @ one_one_real) @ X1)) = ((ord_less_real @ zero_zero_real) @ X1))),introduced(definition,[new_symbols(definition,[sP4])])). 15.26/15.61 thf(conj_0,conjecture,sP2). 15.26/15.61 thf(h0,negated_conjecture,(~(sP2)),inference(assume_negation,[status(cth)],[conj_0])). 15.26/15.61 thf(1,plain,((~(sP1) | sP2) | ~(sP3)),inference(prop_rule,[status(thm)],[])). 15.26/15.61 thf(2,plain,(~(sP4) | sP1),inference(all_rule,[status(thm)],[])). 15.26/15.61 thf(fact_8_zero__less__divide__1__iff,axiom,sP4). 15.26/15.61 thf(fact_0_v__futr__pos,axiom,sP3). 15.26/15.61 thf(3,plain,$false,inference(prop_unsat,[status(thm),assumptions([h0])],[1,2,h0,fact_8_zero__less__divide__1__iff,fact_0_v__futr__pos])). 15.26/15.61 thf(0,theorem,sP2,inference(contra,[status(thm),contra(discharge,[h0])],[3,h0])). 15.26/15.61 % SZS output end Proof 15.26/15.61 EOF