TSTP Solution File: GRP576-1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : GRP576-1 : TPTP v8.1.2. Bugfixed v2.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n032.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 12:07:36 EDT 2024

% Result   : Unsatisfiable 0.15s 0.38s
% Output   : Refutation 0.15s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   43
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   75 (  75 unt;   0 def)
%            Number of atoms       :   75 (  74 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    2 (   2   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    4 (   2 avg)
%            Maximal term depth    :    8 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   3 con; 0-2 aty)
%            Number of variables   :  106 ( 106   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f3772,plain,
    $false,
    inference(trivial_inequality_removal,[],[f3771]) ).

fof(f3771,plain,
    multiply(a,b) != multiply(a,b),
    inference(superposition,[],[f5,f3592]) ).

fof(f3592,plain,
    ! [X0,X1] : multiply(X0,X1) = multiply(X1,X0),
    inference(superposition,[],[f2925,f11]) ).

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

fof(f3,axiom,
    ! [X0] : inverse(X0) = double_divide(X0,identity),
    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(f2925,plain,
    ! [X0,X1] : multiply(X0,X1) = inverse(double_divide(X0,X1)),
    inference(superposition,[],[f2416,f2362]) ).

fof(f2362,plain,
    ! [X0,X1] : double_divide(double_divide(X1,X0),X1) = X0,
    inference(superposition,[],[f2352,f2352]) ).

fof(f2352,plain,
    ! [X0,X1] : double_divide(X1,double_divide(X0,X1)) = X0,
    inference(forward_demodulation,[],[f2317,f1626]) ).

fof(f1626,plain,
    ! [X0] : inverse(inverse(X0)) = X0,
    inference(forward_demodulation,[],[f1602,f3]) ).

fof(f1602,plain,
    ! [X0] : inverse(double_divide(X0,identity)) = X0,
    inference(superposition,[],[f1232,f1583]) ).

fof(f1583,plain,
    ! [X0] : identity = double_divide(inverse(X0),X0),
    inference(forward_demodulation,[],[f1582,f151]) ).

fof(f151,plain,
    identity = inverse(identity),
    inference(forward_demodulation,[],[f140,f4]) ).

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

fof(f140,plain,
    inverse(identity) = double_divide(identity,inverse(identity)),
    inference(superposition,[],[f98,f130]) ).

fof(f130,plain,
    identity = inverse(inverse(inverse(inverse(identity)))),
    inference(forward_demodulation,[],[f118,f4]) ).

fof(f118,plain,
    double_divide(identity,inverse(identity)) = inverse(inverse(inverse(inverse(identity)))),
    inference(superposition,[],[f103,f4]) ).

fof(f103,plain,
    ! [X0] : inverse(inverse(X0)) = double_divide(double_divide(inverse(identity),X0),inverse(identity)),
    inference(superposition,[],[f82,f98]) ).

fof(f82,plain,
    ! [X0,X1] : double_divide(double_divide(inverse(X0),double_divide(inverse(X1),inverse(X0))),inverse(identity)) = X1,
    inference(forward_demodulation,[],[f72,f3]) ).

fof(f72,plain,
    ! [X0,X1] : double_divide(double_divide(inverse(X0),double_divide(double_divide(X1,identity),inverse(X0))),inverse(identity)) = X1,
    inference(superposition,[],[f7,f4]) ).

fof(f7,plain,
    ! [X2,X0,X1] : double_divide(double_divide(X0,double_divide(double_divide(X1,double_divide(X2,X0)),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(X2,X0)),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(X2,X0)),double_divide(X2,identity))),double_divide(identity,identity)) = X1,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',single_axiom) ).

fof(f98,plain,
    ! [X0] : double_divide(inverse(inverse(inverse(X0))),inverse(identity)) = X0,
    inference(forward_demodulation,[],[f91,f3]) ).

fof(f91,plain,
    ! [X0] : double_divide(double_divide(inverse(inverse(X0)),identity),inverse(identity)) = X0,
    inference(superposition,[],[f82,f4]) ).

fof(f1582,plain,
    ! [X0] : inverse(identity) = double_divide(inverse(X0),X0),
    inference(forward_demodulation,[],[f1581,f150]) ).

fof(f150,plain,
    inverse(identity) = inverse(inverse(identity)),
    inference(forward_demodulation,[],[f139,f14]) ).

fof(f14,plain,
    ! [X0] : inverse(identity) = multiply(inverse(X0),X0),
    inference(forward_demodulation,[],[f9,f3]) ).

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

fof(f139,plain,
    inverse(inverse(identity)) = multiply(inverse(identity),identity),
    inference(superposition,[],[f108,f130]) ).

fof(f108,plain,
    ! [X0] : inverse(X0) = multiply(inverse(identity),inverse(inverse(inverse(X0)))),
    inference(superposition,[],[f11,f98]) ).

fof(f1581,plain,
    ! [X0] : inverse(inverse(identity)) = double_divide(inverse(X0),X0),
    inference(forward_demodulation,[],[f1568,f150]) ).

fof(f1568,plain,
    ! [X0] : inverse(inverse(inverse(identity))) = double_divide(inverse(X0),X0),
    inference(superposition,[],[f266,f1555]) ).

fof(f1555,plain,
    ! [X0] : identity = multiply(X0,inverse(X0)),
    inference(forward_demodulation,[],[f1554,f151]) ).

fof(f1554,plain,
    ! [X0] : inverse(identity) = multiply(X0,inverse(X0)),
    inference(forward_demodulation,[],[f1553,f150]) ).

fof(f1553,plain,
    ! [X0] : inverse(inverse(identity)) = multiply(X0,inverse(X0)),
    inference(forward_demodulation,[],[f1552,f150]) ).

fof(f1552,plain,
    ! [X0] : inverse(inverse(inverse(identity))) = multiply(X0,inverse(X0)),
    inference(forward_demodulation,[],[f1551,f13]) ).

fof(f13,plain,
    ! [X0] : multiply(identity,X0) = inverse(inverse(X0)),
    inference(forward_demodulation,[],[f8,f3]) ).

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

fof(f1551,plain,
    ! [X0] : inverse(multiply(identity,identity)) = multiply(X0,inverse(X0)),
    inference(forward_demodulation,[],[f1521,f3]) ).

fof(f1521,plain,
    ! [X0] : double_divide(multiply(identity,identity),identity) = multiply(X0,inverse(X0)),
    inference(superposition,[],[f1265,f1425]) ).

fof(f1425,plain,
    ! [X0] : identity = double_divide(multiply(X0,inverse(X0)),identity),
    inference(superposition,[],[f1265,f649]) ).

fof(f649,plain,
    ! [X0] : inverse(X0) = double_divide(identity,X0),
    inference(forward_demodulation,[],[f632,f82]) ).

fof(f632,plain,
    ! [X0,X1] : double_divide(identity,X0) = double_divide(double_divide(inverse(X1),double_divide(inverse(inverse(X0)),inverse(X1))),inverse(identity)),
    inference(superposition,[],[f82,f572]) ).

fof(f572,plain,
    ! [X0] : inverse(inverse(X0)) = inverse(double_divide(identity,X0)),
    inference(superposition,[],[f497,f264]) ).

fof(f264,plain,
    ! [X0] : inverse(inverse(inverse(inverse(X0)))) = X0,
    inference(forward_demodulation,[],[f251,f13]) ).

fof(f251,plain,
    ! [X0] : inverse(multiply(identity,inverse(X0))) = X0,
    inference(superposition,[],[f131,f151]) ).

fof(f131,plain,
    ! [X0] : inverse(multiply(inverse(identity),inverse(X0))) = X0,
    inference(forward_demodulation,[],[f119,f11]) ).

fof(f119,plain,
    ! [X0] : inverse(inverse(double_divide(inverse(X0),inverse(identity)))) = X0,
    inference(superposition,[],[f103,f82]) ).

fof(f497,plain,
    ! [X0] : inverse(double_divide(identity,inverse(inverse(X0)))) = X0,
    inference(superposition,[],[f166,f3]) ).

fof(f166,plain,
    ! [X0] : double_divide(double_divide(identity,inverse(inverse(X0))),identity) = X0,
    inference(forward_demodulation,[],[f165,f3]) ).

fof(f165,plain,
    ! [X0] : double_divide(double_divide(identity,double_divide(inverse(X0),identity)),identity) = X0,
    inference(forward_demodulation,[],[f146,f151]) ).

fof(f146,plain,
    ! [X0] : double_divide(double_divide(identity,double_divide(inverse(X0),identity)),inverse(identity)) = X0,
    inference(superposition,[],[f82,f130]) ).

fof(f1265,plain,
    ! [X2,X1] : double_divide(multiply(X1,double_divide(X2,X1)),identity) = X2,
    inference(forward_demodulation,[],[f1264,f1230]) ).

fof(f1230,plain,
    ! [X0,X1] : multiply(double_divide(inverse(X1),X0),X0) = X1,
    inference(superposition,[],[f281,f2]) ).

fof(f281,plain,
    ! [X0,X1] : double_divide(double_divide(X0,double_divide(inverse(X1),X0)),identity) = X1,
    inference(forward_demodulation,[],[f260,f151]) ).

fof(f260,plain,
    ! [X0,X1] : double_divide(double_divide(X0,double_divide(inverse(X1),X0)),inverse(identity)) = X1,
    inference(superposition,[],[f82,f131]) ).

fof(f1264,plain,
    ! [X2,X0,X1] : double_divide(multiply(multiply(double_divide(inverse(X1),X0),X0),double_divide(X2,X1)),identity) = X2,
    inference(forward_demodulation,[],[f1263,f11]) ).

fof(f1263,plain,
    ! [X2,X0,X1] : double_divide(multiply(inverse(double_divide(X0,double_divide(inverse(X1),X0))),double_divide(X2,X1)),identity) = X2,
    inference(forward_demodulation,[],[f1262,f11]) ).

fof(f1262,plain,
    ! [X2,X0,X1] : double_divide(inverse(double_divide(double_divide(X2,X1),inverse(double_divide(X0,double_divide(inverse(X1),X0))))),identity) = X2,
    inference(forward_demodulation,[],[f1261,f649]) ).

fof(f1261,plain,
    ! [X2,X0,X1] : double_divide(double_divide(identity,double_divide(double_divide(X2,X1),inverse(double_divide(X0,double_divide(inverse(X1),X0))))),identity) = X2,
    inference(forward_demodulation,[],[f1237,f151]) ).

fof(f1237,plain,
    ! [X2,X0,X1] : double_divide(double_divide(identity,double_divide(double_divide(X2,X1),inverse(double_divide(X0,double_divide(inverse(X1),X0))))),inverse(identity)) = X2,
    inference(superposition,[],[f7,f281]) ).

fof(f266,plain,
    ! [X0,X1] : double_divide(X0,X1) = inverse(inverse(inverse(multiply(X1,X0)))),
    inference(forward_demodulation,[],[f265,f13]) ).

fof(f265,plain,
    ! [X0,X1] : double_divide(X0,X1) = inverse(multiply(identity,multiply(X1,X0))),
    inference(forward_demodulation,[],[f252,f151]) ).

fof(f252,plain,
    ! [X0,X1] : double_divide(X0,X1) = inverse(multiply(inverse(identity),multiply(X1,X0))),
    inference(superposition,[],[f131,f11]) ).

fof(f1232,plain,
    ! [X0,X1] : inverse(double_divide(X0,double_divide(inverse(X1),X0))) = X1,
    inference(superposition,[],[f281,f3]) ).

fof(f2317,plain,
    ! [X0,X1] : inverse(inverse(X0)) = double_divide(X1,double_divide(X0,X1)),
    inference(superposition,[],[f1646,f1747]) ).

fof(f1747,plain,
    ! [X0,X1] : inverse(X0) = multiply(double_divide(X0,X1),X1),
    inference(superposition,[],[f1230,f1626]) ).

fof(f1646,plain,
    ! [X0,X1] : double_divide(X0,X1) = inverse(multiply(X1,X0)),
    inference(superposition,[],[f1603,f15]) ).

fof(f15,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(f1603,plain,
    ! [X0] : multiply(identity,X0) = X0,
    inference(superposition,[],[f1230,f1583]) ).

fof(f2416,plain,
    ! [X0,X1] : inverse(X1) = multiply(X0,double_divide(X1,X0)),
    inference(forward_demodulation,[],[f2375,f649]) ).

fof(f2375,plain,
    ! [X0,X1] : multiply(X0,double_divide(X1,X0)) = double_divide(identity,X1),
    inference(superposition,[],[f2352,f1265]) ).

fof(f5,axiom,
    multiply(a,b) != multiply(b,a),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_these_axioms_4) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.10  % Problem    : GRP576-1 : TPTP v8.1.2. Bugfixed v2.7.0.
% 0.03/0.11  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.10/0.31  % Computer : n032.cluster.edu
% 0.10/0.31  % Model    : x86_64 x86_64
% 0.10/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.31  % Memory   : 8042.1875MB
% 0.10/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.31  % CPULimit   : 300
% 0.10/0.31  % WCLimit    : 300
% 0.10/0.31  % DateTime   : Tue Apr 30 04:30:51 EDT 2024
% 0.10/0.31  % CPUTime    : 
% 0.10/0.31  % (22549)Running in auto input_syntax mode. Trying TPTP
% 0.10/0.32  % (22550)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.10/0.32  TRYING [1]
% 0.10/0.32  TRYING [2]
% 0.10/0.32  % (22552)WARNING: value z3 for option sas not known
% 0.10/0.33  % (22556)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)
% 0.10/0.33  % (22554)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)
% 0.10/0.33  % (22552)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)
% 0.10/0.33  % (22551)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.10/0.33  % (22553)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.10/0.33  % (22555)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)
% 0.10/0.33  TRYING [3]
% 0.10/0.33  TRYING [1]
% 0.10/0.33  TRYING [2]
% 0.10/0.33  TRYING [3]
% 0.10/0.33  TRYING [4]
% 0.10/0.34  TRYING [4]
% 0.10/0.34  TRYING [5]
% 0.15/0.37  TRYING [6]
% 0.15/0.37  TRYING [5]
% 0.15/0.37  % (22556)First to succeed.
% 0.15/0.38  % (22556)Refutation found. Thanks to Tanya!
% 0.15/0.38  % SZS status Unsatisfiable for theBenchmark
% 0.15/0.38  % SZS output start Proof for theBenchmark
% See solution above
% 0.15/0.38  % (22556)------------------------------
% 0.15/0.38  % (22556)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.15/0.38  % (22556)Termination reason: Refutation
% 0.15/0.38  
% 0.15/0.38  % (22556)Memory used [KB]: 1542
% 0.15/0.38  % (22556)Time elapsed: 0.050 s
% 0.15/0.38  % (22556)Instructions burned: 120 (million)
% 0.15/0.38  % (22556)------------------------------
% 0.15/0.38  % (22556)------------------------------
% 0.15/0.38  % (22549)Success in time 0.063 s
%------------------------------------------------------------------------------