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SPASS---3.9.UNS-Ref.s

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%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : SWV677-1 : TPTP v8.1.0. Released v4.1.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n025.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 133.26s 133.51s
% Output   : Refutation 138.43s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :   31
% Syntax   : Number of clauses     :   72 (  29 unt;   9 nHn;  72 RR)
%            Number of literals    :  132 (   0 equ;  57 neg)
%            Maximal clause size   :    4 (   1 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :   24 (  23 usr;   1 prp; 0-3 aty)
%            Number of functors    :   15 (  15 usr;   9 con; 0-3 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(426,axiom,
    ( ~ class_Ring__and__Field_Ofield(t_a)
    | ~ equal(c_HOL_Ozero__class_Ozero(t_a),v_a) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(447,axiom,
    ( ~ class_Ring__and__Field_Odivision__ring(u)
    | equal(v,c_HOL_Ozero__class_Ozero(u))
    | equal(c_Power_Opower__class_Opower(c_HOL_Oinverse__class_Oinverse(v,u),w,u),c_HOL_Oinverse__class_Oinverse(c_Power_Opower__class_Opower(v,w,u),u)) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(556,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | equal(c_HOL_Oinverse__class_Odivide(c_HOL_Oone__class_Oone(u),v,u),c_HOL_Oinverse__class_Oinverse(v,u)) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(564,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | equal(v,c_HOL_Ozero__class_Ozero(u))
    | equal(c_HOL_Oinverse__class_Odivide(c_Power_Opower__class_Opower(w,x,u),c_Power_Opower__class_Opower(v,x,u),u),c_Power_Opower__class_Opower(c_HOL_Oinverse__class_Odivide(w,v,u),x,u)) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(568,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,v,u),c_Power_Opower__class_Opower(x,w,u),u),c_Power_Opower__class_Opower(c_HOL_Oinverse__class_Oinverse(x,u),c_HOL_Ominus__class_Ominus(w,v,tc_nat),u)) ),
    file('SWV677-1.p',unknown),
    [] ).

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('SWV677-1.p',unknown),
    [] ).

cnf(604,axiom,
    ( c_lessequals(u,v,tc_nat)
    | c_lessequals(v,u,tc_nat) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(614,axiom,
    ( ~ class_OrderedGroup_Omonoid__mult(u)
    | equal(c_Power_Opower__class_Opower(c_HOL_Oone__class_Oone(u),v,u),c_HOL_Oone__class_Oone(u)) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(638,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_Ring__and__Field_Oring__1__no__zero__divisors(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(639,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_OrderedGroup_Ocancel__ab__semigroup__add(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(640,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_OrderedGroup_Ocancel__semigroup__add(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(641,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_Ring__and__Field_Ono__zero__divisors(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(642,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_Ring__and__Field_Ocomm__semiring__1(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(643,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_OrderedGroup_Oab__semigroup__add(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(644,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_Ring__and__Field_Odivision__ring(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(645,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_OrderedGroup_Ocomm__monoid__add(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(646,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_Ring__and__Field_Ozero__neq__one(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(647,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_Ring__and__Field_Ocomm__ring__1(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(648,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_Ring__and__Field_Osemiring__1(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(649,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_Ring__and__Field_Osemiring__0(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(650,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_OrderedGroup_Oab__group__add(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(651,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_Ring__and__Field_Omult__zero(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(652,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_OrderedGroup_Omonoid__mult(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(653,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_OrderedGroup_Omonoid__add(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(654,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_OrderedGroup_Ogroup__add(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(655,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_Ring__and__Field_Oring__1(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(656,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_Ring__and__Field_Oidom(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(657,axiom,
    ( ~ class_Ring__and__Field_Ofield(u)
    | class_Power_Opower(u) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(681,axiom,
    class_Ring__and__Field_Ofield(t_a),
    file('SWV677-1.p',unknown),
    [] ).

cnf(682,axiom,
    ( ~ equal(c_Power_Opower__class_Opower(c_HOL_Oinverse__class_Odivide(c_HOL_Oone__class_Oone(t_a),v_a,t_a),c_HOL_Ominus__class_Ominus(v_n,v_m,tc_nat),t_a),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_lessequals(v_n,v_m,tc_nat) ),
    file('SWV677-1.p',unknown),
    [] ).

cnf(683,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('SWV677-1.p',unknown),
    [] ).

cnf(685,plain,
    ~ equal(c_HOL_Ozero__class_Ozero(t_a),v_a),
    inference(mrr,[status(thm)],[426,681]),
    [iquote('0:MRR:426.0,681.0')] ).

cnf(721,plain,
    equal(c_HOL_Oinverse__class_Odivide(c_HOL_Oone__class_Oone(t_a),u,t_a),c_HOL_Oinverse__class_Oinverse(u,t_a)),
    inference(res,[status(thm),theory(equality)],[681,556]),
    [iquote('0:Res:681.0,556.0')] ).

cnf(724,plain,
    class_Ring__and__Field_Oring__1__no__zero__divisors(t_a),
    inference(res,[status(thm),theory(equality)],[681,638]),
    [iquote('0:Res:681.0,638.0')] ).

cnf(725,plain,
    class_OrderedGroup_Ocancel__ab__semigroup__add(t_a),
    inference(res,[status(thm),theory(equality)],[681,639]),
    [iquote('0:Res:681.0,639.0')] ).

cnf(726,plain,
    class_OrderedGroup_Ocancel__semigroup__add(t_a),
    inference(res,[status(thm),theory(equality)],[681,640]),
    [iquote('0:Res:681.0,640.0')] ).

cnf(727,plain,
    class_Ring__and__Field_Ono__zero__divisors(t_a),
    inference(res,[status(thm),theory(equality)],[681,641]),
    [iquote('0:Res:681.0,641.0')] ).

cnf(728,plain,
    class_Ring__and__Field_Ocomm__semiring__1(t_a),
    inference(res,[status(thm),theory(equality)],[681,642]),
    [iquote('0:Res:681.0,642.0')] ).

cnf(729,plain,
    class_OrderedGroup_Oab__semigroup__add(t_a),
    inference(res,[status(thm),theory(equality)],[681,643]),
    [iquote('0:Res:681.0,643.0')] ).

cnf(730,plain,
    class_Ring__and__Field_Odivision__ring(t_a),
    inference(res,[status(thm),theory(equality)],[681,644]),
    [iquote('0:Res:681.0,644.0')] ).

cnf(731,plain,
    class_OrderedGroup_Ocomm__monoid__add(t_a),
    inference(res,[status(thm),theory(equality)],[681,645]),
    [iquote('0:Res:681.0,645.0')] ).

cnf(732,plain,
    class_Ring__and__Field_Ozero__neq__one(t_a),
    inference(res,[status(thm),theory(equality)],[681,646]),
    [iquote('0:Res:681.0,646.0')] ).

cnf(733,plain,
    class_Ring__and__Field_Ocomm__ring__1(t_a),
    inference(res,[status(thm),theory(equality)],[681,647]),
    [iquote('0:Res:681.0,647.0')] ).

cnf(734,plain,
    class_Ring__and__Field_Osemiring__1(t_a),
    inference(res,[status(thm),theory(equality)],[681,648]),
    [iquote('0:Res:681.0,648.0')] ).

cnf(735,plain,
    class_Ring__and__Field_Osemiring__0(t_a),
    inference(res,[status(thm),theory(equality)],[681,649]),
    [iquote('0:Res:681.0,649.0')] ).

cnf(736,plain,
    class_OrderedGroup_Oab__group__add(t_a),
    inference(res,[status(thm),theory(equality)],[681,650]),
    [iquote('0:Res:681.0,650.0')] ).

cnf(737,plain,
    class_Ring__and__Field_Omult__zero(t_a),
    inference(res,[status(thm),theory(equality)],[681,651]),
    [iquote('0:Res:681.0,651.0')] ).

cnf(738,plain,
    class_OrderedGroup_Omonoid__mult(t_a),
    inference(res,[status(thm),theory(equality)],[681,652]),
    [iquote('0:Res:681.0,652.0')] ).

cnf(739,plain,
    class_OrderedGroup_Omonoid__add(t_a),
    inference(res,[status(thm),theory(equality)],[681,653]),
    [iquote('0:Res:681.0,653.0')] ).

cnf(740,plain,
    class_OrderedGroup_Ogroup__add(t_a),
    inference(res,[status(thm),theory(equality)],[681,654]),
    [iquote('0:Res:681.0,654.0')] ).

cnf(741,plain,
    class_Ring__and__Field_Oring__1(t_a),
    inference(res,[status(thm),theory(equality)],[681,655]),
    [iquote('0:Res:681.0,655.0')] ).

cnf(742,plain,
    class_Ring__and__Field_Oidom(t_a),
    inference(res,[status(thm),theory(equality)],[681,656]),
    [iquote('0:Res:681.0,656.0')] ).

cnf(743,plain,
    class_Power_Opower(t_a),
    inference(res,[status(thm),theory(equality)],[681,657]),
    [iquote('0:Res:681.0,657.0')] ).

cnf(782,plain,
    ( ~ class_Ring__and__Field_Odivision__ring(t_a)
    | equal(c_Power_Opower__class_Opower(c_HOL_Oinverse__class_Oinverse(v_a,t_a),u,t_a),c_HOL_Oinverse__class_Oinverse(c_Power_Opower__class_Opower(v_a,u,t_a),t_a)) ),
    inference(res,[status(thm),theory(equality)],[447,685]),
    [iquote('0:Res:447.2,685.0')] ).

cnf(796,plain,
    ( ~ class_Ring__and__Field_Ofield(t_a)
    | ~ c_lessequals(u,v,tc_nat)
    | equal(c_HOL_Oinverse__class_Odivide(c_Power_Opower__class_Opower(v_a,v,t_a),c_Power_Opower__class_Opower(v_a,u,t_a),t_a),c_Power_Opower__class_Opower(v_a,c_HOL_Ominus__class_Ominus(v,u,tc_nat),t_a)) ),
    inference(res,[status(thm),theory(equality)],[603,685]),
    [iquote('0:Res:603.3,685.0')] ).

cnf(825,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(c_HOL_Oinverse__class_Oinverse(v_a,t_a),c_HOL_Ominus__class_Ominus(v_n,v_m,tc_nat),t_a))
    | c_lessequals(v_n,v_m,tc_nat) ),
    inference(rew,[status(thm),theory(equality)],[721,682]),
    [iquote('0:Rew:721.0,682.0')] ).

cnf(833,plain,
    equal(c_Power_Opower__class_Opower(c_HOL_Oinverse__class_Oinverse(v_a,t_a),u,t_a),c_HOL_Oinverse__class_Oinverse(c_Power_Opower__class_Opower(v_a,u,t_a),t_a)),
    inference(mrr,[status(thm)],[782,730]),
    [iquote('0:MRR:782.0,730.0')] ).

cnf(836,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_HOL_Oinverse__class_Oinverse(c_Power_Opower__class_Opower(v_a,c_HOL_Ominus__class_Ominus(v_n,v_m,tc_nat),t_a),t_a))
    | c_lessequals(v_n,v_m,tc_nat) ),
    inference(rew,[status(thm),theory(equality)],[833,825]),
    [iquote('0:Rew:833.0,825.0')] ).

cnf(837,plain,
    ( ~ c_lessequals(u,v,tc_nat)
    | equal(c_HOL_Oinverse__class_Odivide(c_Power_Opower__class_Opower(v_a,v,t_a),c_Power_Opower__class_Opower(v_a,u,t_a),t_a),c_Power_Opower__class_Opower(v_a,c_HOL_Ominus__class_Ominus(v,u,tc_nat),t_a)) ),
    inference(mrr,[status(thm)],[796,681]),
    [iquote('0:MRR:796.0,681.0')] ).

cnf(838,plain,
    ( ~ equal(c_Power_Opower__class_Opower(v_a,c_HOL_Ominus__class_Ominus(v_m,v_n,tc_nat),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) ),
    inference(rew,[status(thm),theory(equality)],[837,683]),
    [iquote('0:Rew:837.1,683.0')] ).

cnf(839,plain,
    ~ c_lessequals(v_n,v_m,tc_nat),
    inference(obv,[status(thm),theory(equality)],[838]),
    [iquote('0:Obv:838.0')] ).

cnf(840,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_HOL_Oinverse__class_Oinverse(c_Power_Opower__class_Opower(v_a,c_HOL_Ominus__class_Ominus(v_n,v_m,tc_nat),t_a),t_a)),
    inference(mrr,[status(thm)],[836,839]),
    [iquote('0:MRR:836.1,839.0')] ).

cnf(891,plain,
    c_lessequals(v_m,v_n,tc_nat),
    inference(res,[status(thm),theory(equality)],[604,839]),
    [iquote('0:Res:604.0,839.0')] ).

cnf(151661,plain,
    ( ~ class_OrderedGroup_Omonoid__mult(u)
    | ~ class_Ring__and__Field_Ofield(u)
    | equal(v,c_HOL_Ozero__class_Ozero(u))
    | equal(c_HOL_Oinverse__class_Odivide(c_HOL_Oone__class_Oone(u),c_Power_Opower__class_Opower(v,w,u),u),c_Power_Opower__class_Opower(c_HOL_Oinverse__class_Odivide(c_HOL_Oone__class_Oone(u),v,u),w,u)) ),
    inference(spr,[status(thm),theory(equality)],[614,564]),
    [iquote('0:SpR:614.1,564.2')] ).

cnf(151693,plain,
    ( ~ class_OrderedGroup_Omonoid__mult(u)
    | ~ class_Ring__and__Field_Ofield(u)
    | equal(v,c_HOL_Ozero__class_Ozero(u))
    | equal(c_Power_Opower__class_Opower(c_HOL_Oinverse__class_Oinverse(v,u),w,u),c_HOL_Oinverse__class_Oinverse(c_Power_Opower__class_Opower(v,w,u),u)) ),
    inference(rew,[status(thm),theory(equality)],[556,151661]),
    [iquote('0:Rew:556.1,151661.3,556.1,151661.3')] ).

cnf(151694,plain,
    ( ~ class_Ring__and__Field_Ofield(u)
    | equal(v,c_HOL_Ozero__class_Ozero(u))
    | equal(c_Power_Opower__class_Opower(c_HOL_Oinverse__class_Oinverse(v,u),w,u),c_HOL_Oinverse__class_Oinverse(c_Power_Opower__class_Opower(v,w,u),u)) ),
    inference(ssi,[status(thm)],[151693,652]),
    [iquote('0:SSi:151693.0,652.1')] ).

cnf(151695,plain,
    ( ~ 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,v,u),c_Power_Opower__class_Opower(x,w,u),u),c_HOL_Oinverse__class_Oinverse(c_Power_Opower__class_Opower(x,c_HOL_Ominus__class_Ominus(w,v,tc_nat),u),u)) ),
    inference(rew,[status(thm),theory(equality)],[151694,568]),
    [iquote('0:Rew:151694.2,568.3')] ).

cnf(159318,plain,
    ( ~ class_Ring__and__Field_Ofield(t_a)
    | ~ c_lessequals(v_m,v_n,tc_nat)
    | ~ equal(c_HOL_Oinverse__class_Oinverse(c_Power_Opower__class_Opower(v_a,c_HOL_Ominus__class_Ominus(v_n,v_m,tc_nat),t_a),t_a),c_HOL_Oinverse__class_Oinverse(c_Power_Opower__class_Opower(v_a,c_HOL_Ominus__class_Ominus(v_n,v_m,tc_nat),t_a),t_a))
    | equal(c_HOL_Ozero__class_Ozero(t_a),v_a) ),
    inference(spl,[status(thm),theory(equality)],[151695,840]),
    [iquote('0:SpL:151695.3,840.0')] ).

cnf(160345,plain,
    ( ~ class_Ring__and__Field_Ofield(t_a)
    | ~ c_lessequals(v_m,v_n,tc_nat)
    | equal(c_HOL_Ozero__class_Ozero(t_a),v_a) ),
    inference(obv,[status(thm),theory(equality)],[159318]),
    [iquote('0:Obv:159318.2')] ).

cnf(160346,plain,
    ( ~ c_lessequals(v_m,v_n,tc_nat)
    | equal(c_HOL_Ozero__class_Ozero(t_a),v_a) ),
    inference(ssi,[status(thm)],[160345,681,741,733,724,738,729,725,739,737,735,727,726,734,732,742,740,736,743,730,731,728]),
    [iquote('0:SSi:160345.0,681.0,741.0,733.0,724.0,738.0,729.0,725.0,739.0,737.0,735.0,727.0,726.0,734.0,732.0,742.0,740.0,736.0,743.0,730.0,731.0,728.0')] ).

cnf(160347,plain,
    equal(c_HOL_Ozero__class_Ozero(t_a),v_a),
    inference(mrr,[status(thm)],[160346,891]),
    [iquote('0:MRR:160346.0,891.0')] ).

cnf(160348,plain,
    $false,
    inference(mrr,[status(thm)],[160347,685]),
    [iquote('0:MRR:160347.0,685.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.14  % Problem  : SWV677-1 : TPTP v8.1.0. Released v4.1.0.
% 0.08/0.14  % Command  : run_spass %d %s
% 0.15/0.36  % Computer : n025.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit : 300
% 0.15/0.36  % WCLimit  : 600
% 0.15/0.36  % DateTime : Tue Jun 14 14:26:55 EDT 2022
% 0.15/0.36  % CPUTime  : 
% 133.26/133.51  
% 133.26/133.51  SPASS V 3.9 
% 133.26/133.51  SPASS beiseite: Proof found.
% 133.26/133.51  % SZS status Theorem
% 133.26/133.51  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 133.26/133.51  SPASS derived 128530 clauses, backtracked 7620 clauses, performed 8 splits and kept 25891 clauses.
% 133.26/133.51  SPASS allocated 161681 KBytes.
% 133.26/133.51  SPASS spent	0:2:12.93 on the problem.
% 133.26/133.51  		0:00:00.06 for the input.
% 133.26/133.51  		0:00:00.00 for the FLOTTER CNF translation.
% 133.26/133.51  		0:00:01.66 for inferences.
% 133.26/133.51  		0:00:05.35 for the backtracking.
% 133.26/133.51  		0:02:04.30 for the reduction.
% 133.26/133.51  
% 133.26/133.51  
% 133.26/133.51  Here is a proof with depth 1, length 72 :
% 133.26/133.51  % SZS output start Refutation
% See solution above
% 138.43/138.69  Formulae used in the proof : cls_nz_0 cls_nonzero__power__inverse_0 cls_inverse__eq__divide_0 cls_nonzero__power__divide_0 cls_power__diff__inverse_0 cls_power__diff_0 cls_nat__le__linear_0 cls_power__one_0 clsrel_Ring__and__Field_Ofield_Ring__and__Field_Oring__1__no__zero__divisors clsrel_Ring__and__Field_Ofield_OrderedGroup_Ocancel__ab__semigroup__add clsrel_Ring__and__Field_Ofield_OrderedGroup_Ocancel__semigroup__add clsrel_Ring__and__Field_Ofield_Ring__and__Field_Ono__zero__divisors clsrel_Ring__and__Field_Ofield_Ring__and__Field_Ocomm__semiring__1 clsrel_Ring__and__Field_Ofield_OrderedGroup_Oab__semigroup__add clsrel_Ring__and__Field_Ofield_Ring__and__Field_Odivision__ring clsrel_Ring__and__Field_Ofield_OrderedGroup_Ocomm__monoid__add clsrel_Ring__and__Field_Ofield_Ring__and__Field_Ozero__neq__one clsrel_Ring__and__Field_Ofield_Ring__and__Field_Ocomm__ring__1 clsrel_Ring__and__Field_Ofield_Ring__and__Field_Osemiring__1 clsrel_Ring__and__Field_Ofield_Ring__and__Field_Osemiring__0 clsrel_Ring__and__Field_Ofield_OrderedGroup_Oab__group__add clsrel_Ring__and__Field_Ofield_Ring__and__Field_Omult__zero clsrel_Ring__and__Field_Ofield_OrderedGroup_Omonoid__mult clsrel_Ring__and__Field_Ofield_OrderedGroup_Omonoid__add clsrel_Ring__and__Field_Ofield_OrderedGroup_Ogroup__add clsrel_Ring__and__Field_Ofield_Ring__and__Field_Oring__1 clsrel_Ring__and__Field_Ofield_Ring__and__Field_Oidom clsrel_Ring__and__Field_Ofield_Power_Opower tfree_tcs cls_conjecture_0 cls_conjecture_1
% 138.43/138.69  
%------------------------------------------------------------------------------