TSTP Solution File: GRP571-1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : GRP571-1 : TPTP v8.1.2. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n023.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 : Tue Apr 30 12:07:35 EDT 2024

% Result   : Unsatisfiable 4.27s 0.98s
% Output   : Refutation 4.27s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   39
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   83 (  83 unt;   0 def)
%            Number of atoms       :   83 (  82 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    3 (   3   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    5 (   3 avg)
%            Maximal term depth    :    7 (   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   :  162 ( 162   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f23460,plain,
    $false,
    inference(trivial_inequality_removal,[],[f23459]) ).

fof(f23459,plain,
    multiply(a3,multiply(b3,c3)) != multiply(a3,multiply(b3,c3)),
    inference(forward_demodulation,[],[f23218,f2277]) ).

fof(f2277,plain,
    ! [X0,X1] : multiply(X0,X1) = multiply(X1,X0),
    inference(forward_demodulation,[],[f2243,f490]) ).

fof(f490,plain,
    ! [X0] : inverse(inverse(X0)) = X0,
    inference(backward_demodulation,[],[f15,f489]) ).

fof(f489,plain,
    ! [X0] : multiply(identity,X0) = X0,
    inference(backward_demodulation,[],[f8,f464]) ).

fof(f464,plain,
    ! [X0] : double_divide(inverse(X0),identity) = X0,
    inference(backward_demodulation,[],[f196,f441]) ).

fof(f441,plain,
    identity = inverse(identity),
    inference(superposition,[],[f415,f13]) ).

fof(f13,plain,
    ! [X0] : inverse(identity) = multiply(inverse(X0),X0),
    inference(forward_demodulation,[],[f9,f3]) ).

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

fof(f9,plain,
    ! [X0] : double_divide(identity,identity) = multiply(inverse(X0),X0),
    inference(superposition,[],[f2,f4]) ).

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

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

fof(f415,plain,
    ! [X0] : multiply(inverse(identity),X0) = X0,
    inference(superposition,[],[f364,f196]) ).

fof(f364,plain,
    ! [X1] : double_divide(inverse(multiply(inverse(identity),X1)),inverse(identity)) = X1,
    inference(backward_demodulation,[],[f65,f361]) ).

fof(f361,plain,
    ! [X0,X1] : double_divide(X0,double_divide(inverse(X1),multiply(identity,X0))) = inverse(multiply(inverse(identity),X1)),
    inference(forward_demodulation,[],[f355,f14]) ).

fof(f14,plain,
    ! [X0,X1] : multiply(identity,double_divide(X0,X1)) = inverse(multiply(X1,X0)),
    inference(forward_demodulation,[],[f10,f3]) ).

fof(f10,plain,
    ! [X0,X1] : multiply(identity,double_divide(X0,X1)) = double_divide(multiply(X1,X0),identity),
    inference(superposition,[],[f2,f2]) ).

fof(f355,plain,
    ! [X0,X1] : double_divide(X0,double_divide(inverse(X1),multiply(identity,X0))) = multiply(identity,double_divide(X1,inverse(identity))),
    inference(backward_demodulation,[],[f338,f354]) ).

fof(f354,plain,
    ! [X0] : multiply(identity,X0) = double_divide(double_divide(identity,X0),inverse(identity)),
    inference(forward_demodulation,[],[f339,f196]) ).

fof(f339,plain,
    ! [X0] : multiply(identity,X0) = double_divide(double_divide(identity,double_divide(inverse(X0),inverse(identity))),inverse(identity)),
    inference(superposition,[],[f52,f202]) ).

fof(f202,plain,
    ! [X0] : inverse(X0) = double_divide(multiply(identity,X0),inverse(identity)),
    inference(superposition,[],[f196,f15]) ).

fof(f52,plain,
    ! [X0,X1] : double_divide(double_divide(X0,double_divide(double_divide(X1,inverse(X0)),inverse(identity))),inverse(identity)) = X1,
    inference(superposition,[],[f7,f3]) ).

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

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

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

fof(f338,plain,
    ! [X0,X1] : double_divide(X0,double_divide(inverse(X1),multiply(identity,X0))) = double_divide(double_divide(identity,double_divide(X1,inverse(identity))),inverse(identity)),
    inference(superposition,[],[f52,f65]) ).

fof(f65,plain,
    ! [X0,X1] : double_divide(double_divide(X0,double_divide(inverse(X1),multiply(identity,X0))),inverse(identity)) = X1,
    inference(forward_demodulation,[],[f64,f3]) ).

fof(f64,plain,
    ! [X0,X1] : double_divide(double_divide(X0,double_divide(double_divide(X1,identity),multiply(identity,X0))),inverse(identity)) = X1,
    inference(forward_demodulation,[],[f53,f15]) ).

fof(f53,plain,
    ! [X0,X1] : double_divide(double_divide(X0,double_divide(double_divide(X1,identity),inverse(inverse(X0)))),inverse(identity)) = X1,
    inference(superposition,[],[f7,f4]) ).

fof(f196,plain,
    ! [X0] : double_divide(inverse(X0),inverse(identity)) = X0,
    inference(forward_demodulation,[],[f189,f3]) ).

fof(f189,plain,
    ! [X0] : double_divide(double_divide(X0,identity),inverse(identity)) = X0,
    inference(superposition,[],[f65,f21]) ).

fof(f21,plain,
    ! [X0] : identity = double_divide(inverse(X0),multiply(identity,X0)),
    inference(superposition,[],[f4,f15]) ).

fof(f8,plain,
    ! [X0] : multiply(identity,X0) = double_divide(inverse(X0),identity),
    inference(superposition,[],[f2,f3]) ).

fof(f15,plain,
    ! [X0] : multiply(identity,X0) = inverse(inverse(X0)),
    inference(superposition,[],[f8,f3]) ).

fof(f2243,plain,
    ! [X0,X1] : multiply(X1,X0) = multiply(inverse(inverse(X0)),X1),
    inference(superposition,[],[f2002,f1092]) ).

fof(f1092,plain,
    ! [X0,X1] : multiply(inverse(X1),multiply(X0,X1)) = X0,
    inference(superposition,[],[f790,f1043]) ).

fof(f1043,plain,
    ! [X0,X1] : inverse(X1) = double_divide(inverse(X0),multiply(X0,X1)),
    inference(superposition,[],[f631,f490]) ).

fof(f631,plain,
    ! [X0,X1] : inverse(X1) = double_divide(X0,multiply(inverse(X0),X1)),
    inference(forward_demodulation,[],[f630,f11]) ).

fof(f11,plain,
    ! [X0,X1] : multiply(X1,X0) = inverse(double_divide(X0,X1)),
    inference(superposition,[],[f2,f3]) ).

fof(f630,plain,
    ! [X0,X1] : inverse(X1) = double_divide(X0,inverse(double_divide(X1,inverse(X0)))),
    inference(forward_demodulation,[],[f482,f3]) ).

fof(f482,plain,
    ! [X0,X1] : inverse(X1) = double_divide(X0,double_divide(double_divide(X1,inverse(X0)),identity)),
    inference(backward_demodulation,[],[f427,f441]) ).

fof(f427,plain,
    ! [X0,X1] : double_divide(X0,double_divide(double_divide(X1,inverse(X0)),inverse(identity))) = inverse(X1),
    inference(backward_demodulation,[],[f365,f415]) ).

fof(f365,plain,
    ! [X0,X1] : double_divide(X0,double_divide(double_divide(X1,inverse(X0)),inverse(identity))) = inverse(multiply(inverse(identity),X1)),
    inference(forward_demodulation,[],[f356,f14]) ).

fof(f356,plain,
    ! [X0,X1] : double_divide(X0,double_divide(double_divide(X1,inverse(X0)),inverse(identity))) = multiply(identity,double_divide(X1,inverse(identity))),
    inference(backward_demodulation,[],[f337,f354]) ).

fof(f337,plain,
    ! [X0,X1] : double_divide(X0,double_divide(double_divide(X1,inverse(X0)),inverse(identity))) = double_divide(double_divide(identity,double_divide(X1,inverse(identity))),inverse(identity)),
    inference(superposition,[],[f52,f52]) ).

fof(f790,plain,
    ! [X0,X1] : multiply(double_divide(inverse(X1),X0),X0) = X1,
    inference(forward_demodulation,[],[f782,f490]) ).

fof(f782,plain,
    ! [X0,X1] : inverse(inverse(X1)) = multiply(double_divide(inverse(X1),X0),X0),
    inference(superposition,[],[f11,f507]) ).

fof(f507,plain,
    ! [X0,X1] : inverse(X1) = double_divide(X0,double_divide(inverse(X1),X0)),
    inference(backward_demodulation,[],[f423,f489]) ).

fof(f423,plain,
    ! [X0,X1] : inverse(X1) = double_divide(X0,double_divide(inverse(X1),multiply(identity,X0))),
    inference(backward_demodulation,[],[f361,f415]) ).

fof(f2002,plain,
    ! [X0,X1] : multiply(inverse(X1),multiply(X1,X0)) = X0,
    inference(superposition,[],[f790,f1878]) ).

fof(f1878,plain,
    ! [X0,X1] : inverse(X1) = double_divide(inverse(X0),multiply(X1,X0)),
    inference(superposition,[],[f1697,f790]) ).

fof(f1697,plain,
    ! [X2,X0,X1] : inverse(X1) = double_divide(X0,multiply(X2,multiply(double_divide(X0,X2),X1))),
    inference(backward_demodulation,[],[f428,f1666]) ).

fof(f1666,plain,
    ! [X2,X0,X1] : multiply(X2,multiply(X1,X0)) = double_divide(double_divide(X0,X1),inverse(X2)),
    inference(superposition,[],[f1075,f11]) ).

fof(f1075,plain,
    ! [X0,X1] : double_divide(X1,inverse(X0)) = multiply(X0,inverse(X1)),
    inference(forward_demodulation,[],[f1057,f522]) ).

fof(f522,plain,
    ! [X0,X1] : double_divide(X0,X1) = inverse(multiply(X1,X0)),
    inference(backward_demodulation,[],[f14,f489]) ).

fof(f1057,plain,
    ! [X0,X1] : inverse(multiply(inverse(X0),X1)) = multiply(X0,inverse(X1)),
    inference(superposition,[],[f844,f631]) ).

fof(f844,plain,
    ! [X0,X1] : inverse(X1) = multiply(X0,double_divide(X0,X1)),
    inference(superposition,[],[f11,f797]) ).

fof(f797,plain,
    ! [X0,X1] : double_divide(double_divide(X1,X0),X1) = X0,
    inference(superposition,[],[f773,f773]) ).

fof(f773,plain,
    ! [X0,X1] : double_divide(X1,double_divide(X0,X1)) = X0,
    inference(superposition,[],[f507,f490]) ).

fof(f428,plain,
    ! [X2,X0,X1] : double_divide(X0,double_divide(double_divide(X1,double_divide(X0,X2)),inverse(X2))) = inverse(X1),
    inference(backward_demodulation,[],[f370,f415]) ).

fof(f370,plain,
    ! [X2,X0,X1] : double_divide(X0,double_divide(double_divide(X1,double_divide(X0,X2)),inverse(X2))) = inverse(multiply(inverse(identity),X1)),
    inference(forward_demodulation,[],[f360,f14]) ).

fof(f360,plain,
    ! [X2,X0,X1] : double_divide(X0,double_divide(double_divide(X1,double_divide(X0,X2)),inverse(X2))) = multiply(identity,double_divide(X1,inverse(identity))),
    inference(backward_demodulation,[],[f336,f354]) ).

fof(f336,plain,
    ! [X2,X0,X1] : double_divide(X0,double_divide(double_divide(X1,double_divide(X0,X2)),inverse(X2))) = double_divide(double_divide(identity,double_divide(X1,inverse(identity))),inverse(identity)),
    inference(superposition,[],[f52,f7]) ).

fof(f23218,plain,
    multiply(a3,multiply(b3,c3)) != multiply(a3,multiply(c3,b3)),
    inference(superposition,[],[f5,f10008]) ).

fof(f10008,plain,
    ! [X2,X0,X1] : multiply(multiply(X0,X1),X2) = multiply(X0,multiply(X2,X1)),
    inference(backward_demodulation,[],[f3294,f10007]) ).

fof(f10007,plain,
    ! [X2,X0,X1] : multiply(X2,multiply(X0,X1)) = double_divide(double_divide(X1,X2),inverse(X0)),
    inference(forward_demodulation,[],[f9739,f11]) ).

fof(f9739,plain,
    ! [X2,X0,X1] : double_divide(double_divide(X1,X2),inverse(X0)) = inverse(double_divide(multiply(X0,X1),X2)),
    inference(superposition,[],[f1106,f7217]) ).

fof(f7217,plain,
    ! [X2,X0,X1] : double_divide(X0,X1) = multiply(double_divide(multiply(X2,X0),X1),X2),
    inference(superposition,[],[f6179,f797]) ).

fof(f6179,plain,
    ! [X2,X0,X1] : multiply(double_divide(multiply(X0,X1),double_divide(X2,X1)),X0) = X2,
    inference(superposition,[],[f2741,f773]) ).

fof(f2741,plain,
    ! [X2,X3,X0,X1] : multiply(double_divide(multiply(X3,X2),double_divide(X1,double_divide(X0,double_divide(X2,X3)))),X0) = X1,
    inference(forward_demodulation,[],[f2512,f2053]) ).

fof(f2053,plain,
    ! [X0,X1] : double_divide(X1,X0) = double_divide(X0,X1),
    inference(superposition,[],[f2027,f797]) ).

fof(f2027,plain,
    ! [X0,X1] : double_divide(double_divide(X0,X1),X1) = X0,
    inference(forward_demodulation,[],[f2026,f490]) ).

fof(f2026,plain,
    ! [X0,X1] : inverse(inverse(X0)) = double_divide(double_divide(X0,X1),X1),
    inference(forward_demodulation,[],[f1996,f522]) ).

fof(f1996,plain,
    ! [X0,X1] : inverse(inverse(X0)) = double_divide(inverse(multiply(X1,X0)),X1),
    inference(superposition,[],[f1878,f1092]) ).

fof(f2512,plain,
    ! [X2,X3,X0,X1] : multiply(double_divide(double_divide(X1,double_divide(X0,double_divide(X2,X3))),multiply(X3,X2)),X0) = X1,
    inference(superposition,[],[f451,f2]) ).

fof(f451,plain,
    ! [X2,X3,X0,X1] : double_divide(double_divide(X2,double_divide(double_divide(X3,double_divide(X2,double_divide(X0,X1))),multiply(X1,X0))),identity) = X3,
    inference(backward_demodulation,[],[f60,f441]) ).

fof(f60,plain,
    ! [X2,X3,X0,X1] : double_divide(double_divide(X2,double_divide(double_divide(X3,double_divide(X2,double_divide(X0,X1))),multiply(X1,X0))),inverse(identity)) = X3,
    inference(superposition,[],[f7,f11]) ).

fof(f1106,plain,
    ! [X0,X1] : inverse(X1) = double_divide(multiply(X1,X0),inverse(X0)),
    inference(forward_demodulation,[],[f1086,f11]) ).

fof(f1086,plain,
    ! [X0,X1] : inverse(X1) = double_divide(inverse(double_divide(X0,X1)),inverse(X0)),
    inference(superposition,[],[f1043,f807]) ).

fof(f807,plain,
    ! [X0,X1] : inverse(X1) = multiply(double_divide(X1,X0),X0),
    inference(superposition,[],[f11,f773]) ).

fof(f3294,plain,
    ! [X2,X0,X1] : multiply(multiply(X0,X1),X2) = double_divide(double_divide(X1,X0),inverse(X2)),
    inference(superposition,[],[f2010,f522]) ).

fof(f2010,plain,
    ! [X0,X1] : multiply(X1,X0) = double_divide(inverse(X1),inverse(X0)),
    inference(superposition,[],[f797,f1878]) ).

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
% 0.00/0.12  % Problem    : GRP571-1 : TPTP v8.1.2. Released v2.6.0.
% 0.13/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.14/0.35  % Computer : n023.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit   : 300
% 0.14/0.35  % WCLimit    : 300
% 0.14/0.35  % DateTime   : Tue Apr 30 04:39:10 EDT 2024
% 0.14/0.35  % CPUTime    : 
% 0.14/0.36  % (28842)Running in auto input_syntax mode. Trying TPTP
% 0.14/0.37  % (28845)WARNING: value z3 for option sas not known
% 0.14/0.37  % (28843)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.14/0.37  % (28844)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.14/0.37  % (28846)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.14/0.37  % (28845)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)
% 0.14/0.37  % (28847)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)
% 0.14/0.37  % (28848)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)
% 0.14/0.37  % (28849)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)
% 0.14/0.37  TRYING [1]
% 0.14/0.37  TRYING [2]
% 0.14/0.37  TRYING [1]
% 0.14/0.38  TRYING [2]
% 0.14/0.38  TRYING [3]
% 0.14/0.38  TRYING [3]
% 0.14/0.38  TRYING [4]
% 0.14/0.39  TRYING [5]
% 0.14/0.40  TRYING [4]
% 0.14/0.42  TRYING [6]
% 0.21/0.51  TRYING [7]
% 0.21/0.51  TRYING [5]
% 2.15/0.66  TRYING [8]
% 4.13/0.92  TRYING [9]
% 4.27/0.97  % (28848)First to succeed.
% 4.27/0.98  % (28848)Refutation found. Thanks to Tanya!
% 4.27/0.98  % SZS status Unsatisfiable for theBenchmark
% 4.27/0.98  % SZS output start Proof for theBenchmark
% See solution above
% 4.27/0.98  % (28848)------------------------------
% 4.27/0.98  % (28848)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 4.27/0.98  % (28848)Termination reason: Refutation
% 4.27/0.98  
% 4.27/0.98  % (28848)Memory used [KB]: 13781
% 4.27/0.98  % (28848)Time elapsed: 0.602 s
% 4.27/0.98  % (28848)Instructions burned: 1796 (million)
% 4.27/0.98  % (28848)------------------------------
% 4.27/0.98  % (28848)------------------------------
% 4.27/0.98  % (28842)Success in time 0.613 s
%------------------------------------------------------------------------------