TSTP Solution File: GRP070-1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : GRP070-1 : TPTP v8.1.2. Bugfixed v2.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n020.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 : Sun May  5 05:53:16 EDT 2024

% Result   : Unsatisfiable 0.21s 0.52s
% Output   : Refutation 0.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   21
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   48 (  47 unt;   0 def)
%            Number of atoms       :   50 (  49 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :    6 (   4   ~;   2   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   4 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :   10 (  10 usr;   7 con; 0-2 aty)
%            Number of variables   :  129 ( 129   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f7210,plain,
    $false,
    inference(subsumption_resolution,[],[f7203,f3789]) ).

fof(f3789,plain,
    ! [X2,X0,X1] : multiply(X2,multiply(X1,X0)) = multiply(multiply(X2,X1),X0),
    inference(forward_demodulation,[],[f3744,f2]) ).

fof(f2,axiom,
    ! [X0,X1] : multiply(X0,X1) = divide(X0,inverse(X1)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',multiply) ).

fof(f3744,plain,
    ! [X2,X0,X1] : multiply(X2,multiply(X1,X0)) = multiply(divide(X2,inverse(X1)),X0),
    inference(superposition,[],[f1780,f3628]) ).

fof(f3628,plain,
    ! [X0,X1] : inverse(X1) = divide(X0,multiply(X1,X0)),
    inference(forward_demodulation,[],[f3596,f3603]) ).

fof(f3603,plain,
    ! [X0] : inverse(inverse(X0)) = X0,
    inference(forward_demodulation,[],[f3556,f2441]) ).

fof(f2441,plain,
    ! [X0,X1] : inverse(X0) = divide(divide(X1,X1),X0),
    inference(superposition,[],[f1859,f2270]) ).

fof(f2270,plain,
    ! [X2,X1] : divide(X2,multiply(inverse(X1),X1)) = X2,
    inference(superposition,[],[f1859,f6]) ).

fof(f6,plain,
    ! [X2,X3,X0,X1] : divide(divide(X2,X2),divide(inverse(X1),multiply(divide(X3,multiply(X0,X1)),X0))) = X3,
    inference(superposition,[],[f4,f2]) ).

fof(f4,plain,
    ! [X2,X3,X0,X1] : divide(divide(X0,X0),divide(X1,multiply(divide(X2,divide(X3,X1)),X3))) = X2,
    inference(forward_demodulation,[],[f1,f2]) ).

fof(f1,axiom,
    ! [X2,X3,X0,X1] : divide(divide(X0,X0),divide(X1,divide(divide(X2,divide(X3,X1)),inverse(X3)))) = X2,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',single_axiom) ).

fof(f1859,plain,
    ! [X2,X3,X0] : divide(divide(X3,X3),divide(X2,multiply(X0,X2))) = X0,
    inference(superposition,[],[f4,f1780]) ).

fof(f3556,plain,
    ! [X0,X1] : inverse(divide(divide(X1,X1),X0)) = X0,
    inference(superposition,[],[f2672,f3007]) ).

fof(f3007,plain,
    ! [X2,X0] : multiply(X2,divide(X0,X0)) = X2,
    inference(forward_demodulation,[],[f2924,f2295]) ).

fof(f2295,plain,
    ! [X0,X1] : divide(X0,divide(X1,X1)) = X0,
    inference(forward_demodulation,[],[f2250,f1859]) ).

fof(f2250,plain,
    ! [X2,X3,X0,X1] : divide(X0,divide(X1,X1)) = divide(divide(X3,X3),divide(X2,multiply(X0,X2))),
    inference(superposition,[],[f1859,f1789]) ).

fof(f1789,plain,
    ! [X2,X0,X1] : multiply(X2,X0) = multiply(divide(X2,divide(X1,X1)),X0),
    inference(superposition,[],[f1780,f42]) ).

fof(f42,plain,
    ! [X4,X5] : divide(X4,X4) = divide(X5,X5),
    inference(superposition,[],[f8,f8]) ).

fof(f8,plain,
    ! [X2,X3,X0,X1,X4] : divide(X0,X0) = divide(divide(X4,X4),divide(multiply(divide(X2,divide(X3,X1)),X3),multiply(X2,X1))),
    inference(superposition,[],[f4,f4]) ).

fof(f2924,plain,
    ! [X2,X0,X1] : divide(X2,divide(X1,X1)) = multiply(X2,divide(X0,X0)),
    inference(superposition,[],[f2,f2540]) ).

fof(f2540,plain,
    ! [X2,X1] : divide(X2,X2) = inverse(divide(X1,X1)),
    inference(superposition,[],[f2441,f235]) ).

fof(f235,plain,
    ! [X2,X0,X1] : divide(X0,X0) = divide(divide(X2,X2),divide(X1,X1)),
    inference(superposition,[],[f4,f174]) ).

fof(f174,plain,
    ! [X2,X0,X1] : divide(X2,X2) = divide(X1,multiply(divide(X0,X0),X1)),
    inference(superposition,[],[f73,f42]) ).

fof(f73,plain,
    ! [X2,X3,X0,X1] : divide(X0,X1) = divide(divide(X3,X3),divide(X1,multiply(divide(X2,X2),X0))),
    inference(superposition,[],[f4,f42]) ).

fof(f2672,plain,
    ! [X2,X1] : inverse(divide(X1,multiply(X2,X1))) = X2,
    inference(forward_demodulation,[],[f2531,f1780]) ).

fof(f2531,plain,
    ! [X2,X3,X1] : inverse(divide(X1,multiply(divide(X2,divide(X3,X1)),X3))) = X2,
    inference(superposition,[],[f2441,f4]) ).

fof(f3596,plain,
    ! [X0,X1] : divide(X0,multiply(X1,X0)) = inverse(inverse(inverse(X1))),
    inference(superposition,[],[f2736,f2672]) ).

fof(f2736,plain,
    ! [X2] : inverse(inverse(inverse(inverse(X2)))) = X2,
    inference(forward_demodulation,[],[f2735,f2295]) ).

fof(f2735,plain,
    ! [X2,X0] : divide(X2,divide(X0,X0)) = inverse(inverse(inverse(inverse(X2)))),
    inference(forward_demodulation,[],[f2734,f2441]) ).

fof(f2734,plain,
    ! [X2,X3,X0] : divide(X2,divide(X0,X0)) = divide(divide(X3,X3),inverse(inverse(inverse(X2)))),
    inference(forward_demodulation,[],[f2646,f2558]) ).

fof(f2558,plain,
    ! [X0,X1] : multiply(divide(X0,X0),X1) = inverse(inverse(X1)),
    inference(superposition,[],[f2441,f2]) ).

fof(f2646,plain,
    ! [X2,X3,X0,X1] : divide(X2,divide(X0,X0)) = divide(divide(X3,X3),inverse(multiply(divide(X1,X1),X2))),
    inference(superposition,[],[f73,f2441]) ).

fof(f1780,plain,
    ! [X2,X0,X1] : multiply(divide(X0,divide(X1,X2)),X1) = multiply(X0,X2),
    inference(forward_demodulation,[],[f1779,f2]) ).

fof(f1779,plain,
    ! [X2,X0,X1] : multiply(divide(X0,divide(X1,X2)),X1) = divide(X0,inverse(X2)),
    inference(forward_demodulation,[],[f1771,f72]) ).

fof(f72,plain,
    ! [X2,X3,X0,X1] : divide(X0,X1) = divide(multiply(inverse(X3),X3),divide(X1,multiply(divide(X2,X2),X0))),
    inference(superposition,[],[f5,f42]) ).

fof(f5,plain,
    ! [X2,X3,X0,X1] : divide(multiply(inverse(X0),X0),divide(X1,multiply(divide(X2,divide(X3,X1)),X3))) = X2,
    inference(superposition,[],[f4,f2]) ).

fof(f1771,plain,
    ! [X2,X3,X0,X1,X4] : multiply(divide(X0,divide(X1,X2)),X1) = divide(multiply(inverse(X4),X4),divide(inverse(X2),multiply(divide(X3,X3),X0))),
    inference(superposition,[],[f9,f1317]) ).

fof(f1317,plain,
    ! [X2,X3,X1,X4] : divide(X4,X4) = divide(multiply(divide(X2,divide(X3,X1)),X3),multiply(X2,X1)),
    inference(superposition,[],[f171,f4]) ).

fof(f171,plain,
    ! [X2,X3,X1,X4] : divide(X4,X4) = divide(X3,multiply(divide(divide(X1,X1),divide(X2,X3)),X2)),
    inference(superposition,[],[f73,f8]) ).

fof(f9,plain,
    ! [X2,X3,X0,X1] : divide(multiply(inverse(X2),X2),divide(inverse(X1),multiply(divide(X3,multiply(X0,X1)),X0))) = X3,
    inference(superposition,[],[f5,f2]) ).

fof(f7203,plain,
    multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)),
    inference(unit_resulting_resolution,[],[f3174,f91,f3]) ).

fof(f3,axiom,
    ( a2 != multiply(multiply(inverse(b2),b2),a2)
    | multiply(inverse(a1),a1) != multiply(inverse(b1),b1)
    | multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_these_axioms) ).

fof(f91,plain,
    ! [X0,X1] : multiply(inverse(X0),X0) = multiply(inverse(X1),X1),
    inference(superposition,[],[f56,f2]) ).

fof(f56,plain,
    ! [X0,X1] : multiply(inverse(X0),X0) = divide(X1,X1),
    inference(superposition,[],[f42,f2]) ).

fof(f3174,plain,
    ! [X2,X1] : multiply(multiply(inverse(X1),X1),X2) = X2,
    inference(superposition,[],[f3140,f56]) ).

fof(f3140,plain,
    ! [X2,X0] : multiply(divide(X2,X2),X0) = X0,
    inference(forward_demodulation,[],[f3063,f2295]) ).

fof(f3063,plain,
    ! [X2,X0,X1] : multiply(divide(X2,X2),X0) = divide(X0,divide(X1,X1)),
    inference(superposition,[],[f3007,f1830]) ).

fof(f1830,plain,
    ! [X2,X0,X1] : multiply(divide(X0,X1),X1) = multiply(divide(X2,X2),X0),
    inference(superposition,[],[f1780,f42]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem    : GRP070-1 : TPTP v8.1.2. Bugfixed v2.3.0.
% 0.07/0.15  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.15/0.37  % Computer : n020.cluster.edu
% 0.15/0.37  % Model    : x86_64 x86_64
% 0.15/0.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.37  % Memory   : 8042.1875MB
% 0.15/0.37  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.37  % CPULimit   : 300
% 0.15/0.37  % WCLimit    : 300
% 0.15/0.37  % DateTime   : Fri May  3 20:44:38 EDT 2024
% 0.15/0.37  % CPUTime    : 
% 0.15/0.37  % (18320)Running in auto input_syntax mode. Trying TPTP
% 0.15/0.38  % (18323)WARNING: value z3 for option sas not known
% 0.15/0.38  % (18323)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)
% 0.15/0.38  % (18327)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)
% 0.15/0.38  % (18322)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.15/0.38  % (18326)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)
% 0.15/0.38  % (18325)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)
% 0.15/0.38  % (18324)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.15/0.39  TRYING [1]
% 0.15/0.39  TRYING [2]
% 0.15/0.39  % (18321)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.15/0.39  TRYING [3]
% 0.15/0.39  TRYING [1]
% 0.15/0.39  TRYING [2]
% 0.15/0.40  TRYING [3]
% 0.15/0.40  TRYING [4]
% 0.21/0.51  TRYING [4]
% 0.21/0.52  % (18327)First to succeed.
% 0.21/0.52  % (18327)Solution written to "/export/starexec/sandbox2/tmp/vampire-proof-18320"
% 0.21/0.52  % (18327)Refutation found. Thanks to Tanya!
% 0.21/0.52  % SZS status Unsatisfiable for theBenchmark
% 0.21/0.52  % SZS output start Proof for theBenchmark
% See solution above
% 0.21/0.52  % (18327)------------------------------
% 0.21/0.52  % (18327)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.21/0.52  % (18327)Termination reason: Refutation
% 0.21/0.52  
% 0.21/0.52  % (18327)Memory used [KB]: 2804
% 0.21/0.52  % (18327)Time elapsed: 0.133 s
% 0.21/0.52  % (18327)Instructions burned: 288 (million)
% 0.21/0.52  % (18320)Success in time 0.148 s
%------------------------------------------------------------------------------