TSTP Solution File: GRP483-1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : GRP483-1 : TPTP v8.2.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n007.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  : 300s
% DateTime : Mon May 20 21:31:07 EDT 2024

% Result   : Unsatisfiable 0.11s 0.39s
% Output   : Refutation 0.11s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   31
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   64 (  64 unt;   0 def)
%            Number of atoms       :   64 (  63 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    2 (   2   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    5 (   3 avg)
%            Maximal term depth    :    9 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :  130 ( 130   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1948,plain,
    $false,
    inference(trivial_inequality_removal,[],[f1929]) ).

fof(f1929,plain,
    multiply(a3,multiply(b3,c3)) != multiply(a3,multiply(b3,c3)),
    inference(superposition,[],[f5,f1851]) ).

fof(f1851,plain,
    ! [X2,X0,X1] : multiply(X2,multiply(X0,X1)) = multiply(multiply(X2,X0),X1),
    inference(forward_demodulation,[],[f1796,f888]) ).

fof(f888,plain,
    ! [X2,X0,X1] : multiply(X2,multiply(X1,X0)) = double_divide(inverse(X2),double_divide(X0,X1)),
    inference(superposition,[],[f537,f14]) ).

fof(f14,plain,
    ! [X0,X1] : multiply(X1,X0) = inverse(double_divide(X0,X1)),
    inference(superposition,[],[f2,f3]) ).

fof(f3,axiom,
    ! [X0] : double_divide(X0,identity) = inverse(X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',inverse) ).

fof(f2,axiom,
    ! [X0,X1] : multiply(X0,X1) = double_divide(double_divide(X1,X0),identity),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',multiply) ).

fof(f537,plain,
    ! [X0,X1] : multiply(X0,inverse(X1)) = double_divide(inverse(X0),X1),
    inference(superposition,[],[f314,f252]) ).

fof(f252,plain,
    ! [X0,X1] : double_divide(multiply(X0,inverse(X1)),inverse(X0)) = X1,
    inference(backward_demodulation,[],[f77,f242]) ).

fof(f242,plain,
    ! [X0] : multiply(identity,X0) = X0,
    inference(backward_demodulation,[],[f18,f232]) ).

fof(f232,plain,
    ! [X0] : inverse(inverse(X0)) = X0,
    inference(superposition,[],[f223,f105]) ).

fof(f105,plain,
    ! [X0] : double_divide(identity,inverse(X0)) = X0,
    inference(backward_demodulation,[],[f81,f93]) ).

fof(f93,plain,
    identity = inverse(identity),
    inference(superposition,[],[f81,f4]) ).

fof(f4,axiom,
    ! [X0] : identity = double_divide(X0,inverse(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',identity) ).

fof(f81,plain,
    ! [X0] : double_divide(inverse(identity),inverse(X0)) = X0,
    inference(superposition,[],[f74,f16]) ).

fof(f16,plain,
    ! [X0] : multiply(inverse(X0),X0) = inverse(identity),
    inference(forward_demodulation,[],[f12,f3]) ).

fof(f12,plain,
    ! [X0] : multiply(inverse(X0),X0) = double_divide(identity,identity),
    inference(superposition,[],[f2,f4]) ).

fof(f74,plain,
    ! [X0,X1] : double_divide(multiply(inverse(X1),inverse(X0)),X1) = X0,
    inference(forward_demodulation,[],[f73,f14]) ).

fof(f73,plain,
    ! [X0,X1] : double_divide(inverse(double_divide(inverse(X0),inverse(X1))),X1) = X0,
    inference(forward_demodulation,[],[f63,f3]) ).

fof(f63,plain,
    ! [X0,X1] : double_divide(double_divide(double_divide(inverse(X0),inverse(X1)),identity),X1) = X0,
    inference(superposition,[],[f10,f4]) ).

fof(f10,plain,
    ! [X2,X0,X1] : double_divide(double_divide(double_divide(X0,inverse(X1)),double_divide(inverse(X2),inverse(X0))),X1) = X2,
    inference(forward_demodulation,[],[f9,f3]) ).

fof(f9,plain,
    ! [X2,X0,X1] : double_divide(double_divide(double_divide(X0,double_divide(X1,identity)),double_divide(inverse(X2),inverse(X0))),X1) = X2,
    inference(forward_demodulation,[],[f8,f3]) ).

fof(f8,plain,
    ! [X2,X0,X1] : double_divide(double_divide(double_divide(X0,double_divide(X1,identity)),double_divide(double_divide(X2,identity),inverse(X0))),X1) = X2,
    inference(forward_demodulation,[],[f7,f4]) ).

fof(f7,plain,
    ! [X2,X3,X0,X1] : double_divide(double_divide(double_divide(X0,double_divide(X1,identity)),double_divide(double_divide(X2,double_divide(X3,inverse(X3))),inverse(X0))),X1) = X2,
    inference(forward_demodulation,[],[f6,f3]) ).

fof(f6,plain,
    ! [X2,X3,X0,X1] : double_divide(double_divide(double_divide(X0,double_divide(X1,identity)),double_divide(double_divide(X2,double_divide(X3,double_divide(X3,identity))),inverse(X0))),X1) = X2,
    inference(forward_demodulation,[],[f1,f3]) ).

fof(f1,axiom,
    ! [X2,X3,X0,X1] : double_divide(double_divide(double_divide(X0,double_divide(X1,identity)),double_divide(double_divide(X2,double_divide(X3,double_divide(X3,identity))),double_divide(X0,identity))),X1) = X2,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',single_axiom) ).

fof(f223,plain,
    ! [X0] : inverse(X0) = double_divide(identity,X0),
    inference(superposition,[],[f74,f185]) ).

fof(f185,plain,
    ! [X0] : identity = multiply(X0,inverse(X0)),
    inference(forward_demodulation,[],[f178,f93]) ).

fof(f178,plain,
    ! [X0] : inverse(identity) = multiply(X0,inverse(X0)),
    inference(superposition,[],[f14,f138]) ).

fof(f138,plain,
    ! [X0] : identity = double_divide(inverse(X0),X0),
    inference(forward_demodulation,[],[f124,f113]) ).

fof(f113,plain,
    ! [X0] : inverse(X0) = multiply(inverse(X0),identity),
    inference(forward_demodulation,[],[f98,f93]) ).

fof(f98,plain,
    ! [X0] : inverse(X0) = multiply(inverse(X0),inverse(identity)),
    inference(superposition,[],[f14,f81]) ).

fof(f124,plain,
    ! [X0] : identity = double_divide(multiply(inverse(X0),identity),X0),
    inference(superposition,[],[f74,f93]) ).

fof(f18,plain,
    ! [X0] : multiply(identity,X0) = inverse(inverse(X0)),
    inference(superposition,[],[f11,f3]) ).

fof(f11,plain,
    ! [X0] : multiply(identity,X0) = double_divide(inverse(X0),identity),
    inference(superposition,[],[f2,f3]) ).

fof(f77,plain,
    ! [X0,X1] : double_divide(multiply(multiply(identity,X0),inverse(X1)),inverse(X0)) = X1,
    inference(superposition,[],[f74,f18]) ).

fof(f314,plain,
    ! [X0,X1] : double_divide(X1,double_divide(X0,X1)) = X0,
    inference(superposition,[],[f257,f257]) ).

fof(f257,plain,
    ! [X0,X1] : double_divide(double_divide(X0,X1),X0) = X1,
    inference(backward_demodulation,[],[f128,f242]) ).

fof(f128,plain,
    ! [X0,X1] : double_divide(double_divide(X0,multiply(identity,X1)),X0) = X1,
    inference(forward_demodulation,[],[f127,f105]) ).

fof(f127,plain,
    ! [X0,X1] : double_divide(double_divide(double_divide(identity,inverse(X0)),multiply(identity,X1)),X0) = X1,
    inference(forward_demodulation,[],[f126,f18]) ).

fof(f126,plain,
    ! [X0,X1] : double_divide(double_divide(double_divide(identity,inverse(X0)),inverse(inverse(X1))),X0) = X1,
    inference(forward_demodulation,[],[f118,f3]) ).

fof(f118,plain,
    ! [X0,X1] : double_divide(double_divide(double_divide(identity,inverse(X0)),double_divide(inverse(X1),identity)),X0) = X1,
    inference(superposition,[],[f10,f93]) ).

fof(f1796,plain,
    ! [X2,X0,X1] : double_divide(inverse(X2),double_divide(X1,X0)) = multiply(multiply(X2,X0),X1),
    inference(superposition,[],[f1122,f314]) ).

fof(f1122,plain,
    ! [X2,X0,X1] : double_divide(inverse(X0),X2) = multiply(multiply(X0,X1),double_divide(X1,X2)),
    inference(forward_demodulation,[],[f1051,f3]) ).

fof(f1051,plain,
    ! [X2,X0,X1] : multiply(multiply(X0,X1),double_divide(X1,X2)) = double_divide(double_divide(X0,identity),X2),
    inference(superposition,[],[f914,f102]) ).

fof(f102,plain,
    ! [X0,X1] : identity = multiply(multiply(X1,X0),double_divide(X0,X1)),
    inference(backward_demodulation,[],[f31,f93]) ).

fof(f31,plain,
    ! [X0,X1] : inverse(identity) = multiply(multiply(X1,X0),double_divide(X0,X1)),
    inference(superposition,[],[f16,f14]) ).

fof(f914,plain,
    ! [X2,X3,X0,X1] : double_divide(double_divide(X2,multiply(X3,double_divide(double_divide(X0,X1),multiply(X2,X0)))),X1) = X3,
    inference(backward_demodulation,[],[f879,f889]) ).

fof(f889,plain,
    ! [X2,X0,X1] : multiply(X2,double_divide(X1,X0)) = double_divide(inverse(X2),multiply(X0,X1)),
    inference(superposition,[],[f537,f261]) ).

fof(f261,plain,
    ! [X0,X1] : double_divide(X0,X1) = inverse(multiply(X1,X0)),
    inference(backward_demodulation,[],[f17,f242]) ).

fof(f17,plain,
    ! [X0,X1] : multiply(identity,double_divide(X0,X1)) = inverse(multiply(X1,X0)),
    inference(forward_demodulation,[],[f13,f3]) ).

fof(f13,plain,
    ! [X0,X1] : multiply(identity,double_divide(X0,X1)) = double_divide(multiply(X1,X0),identity),
    inference(superposition,[],[f2,f2]) ).

fof(f879,plain,
    ! [X2,X3,X0,X1] : double_divide(double_divide(X2,double_divide(inverse(X3),multiply(multiply(X2,X0),double_divide(X0,X1)))),X1) = X3,
    inference(backward_demodulation,[],[f251,f875]) ).

fof(f875,plain,
    ! [X0,X1] : multiply(X1,X0) = double_divide(inverse(X1),inverse(X0)),
    inference(forward_demodulation,[],[f874,f14]) ).

fof(f874,plain,
    ! [X0,X1] : inverse(double_divide(X0,X1)) = double_divide(inverse(X1),inverse(X0)),
    inference(forward_demodulation,[],[f867,f223]) ).

fof(f867,plain,
    ! [X0,X1] : double_divide(inverse(X1),inverse(X0)) = double_divide(identity,double_divide(X0,X1)),
    inference(superposition,[],[f108,f343]) ).

fof(f343,plain,
    ! [X0,X1] : double_divide(X0,X1) = multiply(inverse(X0),inverse(X1)),
    inference(superposition,[],[f314,f74]) ).

fof(f108,plain,
    ! [X0,X1] : double_divide(X0,X1) = double_divide(identity,multiply(X1,X0)),
    inference(backward_demodulation,[],[f92,f93]) ).

fof(f92,plain,
    ! [X0,X1] : double_divide(X0,X1) = double_divide(inverse(identity),multiply(X1,X0)),
    inference(superposition,[],[f81,f14]) ).

fof(f251,plain,
    ! [X2,X3,X0,X1] : double_divide(double_divide(X2,double_divide(inverse(X3),multiply(double_divide(inverse(X2),inverse(X0)),double_divide(X0,X1)))),X1) = X3,
    inference(backward_demodulation,[],[f72,f242]) ).

fof(f72,plain,
    ! [X2,X3,X0,X1] : double_divide(double_divide(X2,double_divide(inverse(X3),multiply(double_divide(inverse(X2),inverse(X0)),double_divide(X0,multiply(identity,X1))))),X1) = X3,
    inference(forward_demodulation,[],[f71,f18]) ).

fof(f71,plain,
    ! [X2,X3,X0,X1] : double_divide(double_divide(X2,double_divide(inverse(X3),multiply(double_divide(inverse(X2),inverse(X0)),double_divide(X0,inverse(inverse(X1)))))),X1) = X3,
    inference(forward_demodulation,[],[f58,f14]) ).

fof(f58,plain,
    ! [X2,X3,X0,X1] : double_divide(double_divide(X2,double_divide(inverse(X3),inverse(double_divide(double_divide(X0,inverse(inverse(X1))),double_divide(inverse(X2),inverse(X0)))))),X1) = X3,
    inference(superposition,[],[f10,f10]) ).

fof(f5,axiom,
    multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_these_axioms_3) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.11  % Problem    : GRP483-1 : TPTP v8.2.0. Released v2.6.0.
% 0.08/0.12  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.11/0.32  % Computer : n007.cluster.edu
% 0.11/0.32  % Model    : x86_64 x86_64
% 0.11/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.32  % Memory   : 8042.1875MB
% 0.11/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.32  % CPULimit   : 300
% 0.11/0.32  % WCLimit    : 300
% 0.11/0.32  % DateTime   : Sun May 19 06:02:23 EDT 2024
% 0.11/0.33  % CPUTime    : 
% 0.11/0.33  % (1168)Running in auto input_syntax mode. Trying TPTP
% 0.11/0.34  % (1171)WARNING: value z3 for option sas not known
% 0.11/0.34  % (1169)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.11/0.34  % (1171)dis+2_11_add=large:afr=on:amm=off:bd=off:bce=on:fsd=off:fde=none:gs=on:gsaa=full_model:gsem=off:irw=on:msp=off:nm=4:nwc=1.3:sas=z3:sims=off:sac=on:sp=reverse_arity_569 on theBenchmark for (569ds/0Mi)
% 0.11/0.34  % (1172)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.11/0.34  % (1170)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.11/0.34  % (1173)ott+10_10:1_add=off:afr=on:amm=off:anc=all:bd=off:bs=on:fsr=off:irw=on:lma=on:msp=off:nm=4:nwc=4.0:sac=on:sp=reverse_frequency_531 on theBenchmark for (531ds/0Mi)
% 0.11/0.34  % (1175)ott+1_64_av=off:bd=off:bce=on:fsd=off:fde=unused:gsp=on:irw=on:lcm=predicate:lma=on:nm=2:nwc=1.1:sims=off:urr=on_497 on theBenchmark for (497ds/0Mi)
% 0.11/0.34  % (1174)ott-10_8_av=off:bd=preordered:bs=on:fsd=off:fsr=off:fde=unused:irw=on:lcm=predicate:lma=on:nm=4:nwc=1.7:sp=frequency_522 on theBenchmark for (522ds/0Mi)
% 0.11/0.34  TRYING [1]
% 0.11/0.35  TRYING [2]
% 0.11/0.35  TRYING [1]
% 0.11/0.35  TRYING [2]
% 0.11/0.35  TRYING [3]
% 0.11/0.35  TRYING [3]
% 0.11/0.35  TRYING [4]
% 0.11/0.37  TRYING [4]
% 0.11/0.37  TRYING [5]
% 0.11/0.39  % (1174)First to succeed.
% 0.11/0.39  % (1174)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-1168"
% 0.11/0.39  % (1174)Refutation found. Thanks to Tanya!
% 0.11/0.39  % SZS status Unsatisfiable for theBenchmark
% 0.11/0.39  % SZS output start Proof for theBenchmark
% See solution above
% 0.11/0.39  % (1174)------------------------------
% 0.11/0.39  % (1174)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.11/0.39  % (1174)Termination reason: Refutation
% 0.11/0.39  
% 0.11/0.39  % (1174)Memory used [KB]: 1362
% 0.11/0.39  % (1174)Time elapsed: 0.045 s
% 0.11/0.39  % (1174)Instructions burned: 84 (million)
% 0.11/0.39  % (1168)Success in time 0.059 s
%------------------------------------------------------------------------------