TSTP Solution File: SWV678-1 by SPASS---3.9
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%------------------------------------------------------------------------------
% File : SPASS---3.9
% Problem : SWV678-1 : TPTP v8.1.0. Released v4.1.0.
% Transfm : none
% Format : tptp
% Command : run_spass %d %s
% Computer : n010.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8042.1875MB
% OS : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit : 600s
% DateTime : Wed Jul 20 21:44:47 EDT 2022
% Result : Unsatisfiable 0.41s 0.57s
% Output : Refutation 0.41s
% Verified :
% SZS Type : Refutation
% Derivation depth : 3
% Number of leaves : 5
% Syntax : Number of clauses : 9 ( 5 unt; 1 nHn; 9 RR)
% Number of literals : 16 ( 0 equ; 10 neg)
% Maximal clause size : 4 ( 1 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 4 ( 3 usr; 1 prp; 0-3 aty)
% Number of functors : 13 ( 13 usr; 9 con; 0-3 aty)
% Number of variables : 0 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(603,axiom,
( ~ class_Ring__and__Field_Ofield(u)
| ~ c_lessequals(v,w,tc_nat)
| equal(x,c_HOL_Ozero__class_Ozero(u))
| equal(c_HOL_Oinverse__class_Odivide(c_Power_Opower__class_Opower(x,w,u),c_Power_Opower__class_Opower(x,v,u),u),c_Power_Opower__class_Opower(x,c_HOL_Ominus__class_Ominus(w,v,tc_nat),u)) ),
file('SWV678-1.p',unknown),
[] ).
cnf(639,axiom,
c_lessequals(v_n,v_m,tc_nat),
file('SWV678-1.p',unknown),
[] ).
cnf(640,axiom,
( ~ class_Ring__and__Field_Ofield(t_a)
| ~ equal(c_HOL_Ozero__class_Ozero(t_a),v_a) ),
file('SWV678-1.p',unknown),
[] ).
cnf(684,axiom,
class_Ring__and__Field_Ofield(t_a),
file('SWV678-1.p',unknown),
[] ).
cnf(686,axiom,
( ~ equal(c_HOL_Oinverse__class_Odivide(c_Power_Opower__class_Opower(v_a,v_m,t_a),c_Power_Opower__class_Opower(v_a,v_n,t_a),t_a),c_Power_Opower__class_Opower(v_a,c_HOL_Ominus__class_Ominus(v_m,v_n,tc_nat),t_a))
| ~ c_lessequals(v_n,v_m,tc_nat) ),
file('SWV678-1.p',unknown),
[] ).
cnf(688,plain,
~ equal(c_HOL_Ozero__class_Ozero(t_a),v_a),
inference(mrr,[status(thm)],[640,684]),
[iquote('0:MRR:640.0,684.0')] ).
cnf(709,plain,
~ equal(c_HOL_Oinverse__class_Odivide(c_Power_Opower__class_Opower(v_a,v_m,t_a),c_Power_Opower__class_Opower(v_a,v_n,t_a),t_a),c_Power_Opower__class_Opower(v_a,c_HOL_Ominus__class_Ominus(v_m,v_n,tc_nat),t_a)),
inference(mrr,[status(thm)],[686,639]),
[iquote('0:MRR:686.1,639.0')] ).
cnf(858,plain,
( ~ class_Ring__and__Field_Ofield(t_a)
| ~ c_lessequals(v_n,v_m,tc_nat)
| equal(c_HOL_Ozero__class_Ozero(t_a),v_a) ),
inference(res,[status(thm),theory(equality)],[603,709]),
[iquote('0:Res:603.2,709.0')] ).
cnf(894,plain,
$false,
inference(mrr,[status(thm)],[858,684,639,688]),
[iquote('0:MRR:858.0,858.1,858.2,684.0,639.0,688.0')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12 % Problem : SWV678-1 : TPTP v8.1.0. Released v4.1.0.
% 0.03/0.13 % Command : run_spass %d %s
% 0.12/0.34 % Computer : n010.cluster.edu
% 0.12/0.34 % Model : x86_64 x86_64
% 0.12/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34 % Memory : 8042.1875MB
% 0.12/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34 % CPULimit : 300
% 0.12/0.34 % WCLimit : 600
% 0.12/0.34 % DateTime : Wed Jun 15 17:16:24 EDT 2022
% 0.12/0.34 % CPUTime :
% 0.41/0.57
% 0.41/0.57 SPASS V 3.9
% 0.41/0.57 SPASS beiseite: Proof found.
% 0.41/0.57 % SZS status Theorem
% 0.41/0.57 Problem: /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.41/0.57 SPASS derived 99 clauses, backtracked 0 clauses, performed 0 splits and kept 575 clauses.
% 0.41/0.57 SPASS allocated 76690 KBytes.
% 0.41/0.57 SPASS spent 0:00:00.21 on the problem.
% 0.41/0.57 0:00:00.06 for the input.
% 0.41/0.57 0:00:00.00 for the FLOTTER CNF translation.
% 0.41/0.57 0:00:00.00 for inferences.
% 0.41/0.57 0:00:00.00 for the backtracking.
% 0.41/0.57 0:00:00.08 for the reduction.
% 0.41/0.57
% 0.41/0.57
% 0.41/0.57 Here is a proof with depth 1, length 9 :
% 0.41/0.57 % SZS output start Refutation
% See solution above
% 0.41/0.57 Formulae used in the proof : cls_power__diff_0 cls_CHAINED_0 cls_CHAINED_0_01 tfree_tcs cls_conjecture_1
% 0.41/0.57
%------------------------------------------------------------------------------