TSTP Solution File: NUM849+1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : NUM849+1 : TPTP v8.2.0. Released v4.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %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  : 300s
% DateTime : Tue May 21 02:13:42 EDT 2024

% Result   : Theorem 0.23s 0.52s
% Output   : Refutation 0.23s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   34 (  19 unt;   0 def)
%            Number of atoms       :   51 (  50 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   32 (  15   ~;   6   |;   6   &)
%                                         (   0 <=>;   5  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    5 (   3 avg)
%            Maximal term depth    :    4 (   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   :   29 (  27   !;   2   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f4824,plain,
    $false,
    inference(trivial_inequality_removal,[],[f4788]) ).

fof(f4788,plain,
    vmul(vd448,vmul(vd449,vsucc(sK0))) != vmul(vd448,vmul(vd449,vsucc(sK0))),
    inference(superposition,[],[f394,f4607]) ).

fof(f4607,plain,
    vmul(vd448,vmul(vd449,vsucc(sK0))) = vmul(vsucc(sK0),vmul(vd449,vd448)),
    inference(backward_demodulation,[],[f1260,f4606]) ).

fof(f4606,plain,
    vmul(vd448,vmul(vd449,vsucc(sK0))) = vplus(vmul(vd448,vmul(vd449,sK0)),vmul(vd449,vd448)),
    inference(trivial_inequality_removal,[],[f4602]) ).

fof(f4602,plain,
    ( vmul(vd448,vmul(vd449,sK0)) != vmul(vd448,vmul(vd449,sK0))
    | vmul(vd448,vmul(vd449,vsucc(sK0))) = vplus(vmul(vd448,vmul(vd449,sK0)),vmul(vd449,vd448)) ),
    inference(superposition,[],[f243,f317]) ).

fof(f317,plain,
    vmul(vd448,vmul(vd449,sK0)) = vmul(vmul(vd449,vd448),sK0),
    inference(superposition,[],[f162,f179]) ).

fof(f179,plain,
    ! [X0,X1] : vmul(X0,X1) = vmul(X1,X0),
    inference(cnf_transformation,[],[f71]) ).

fof(f71,plain,
    ! [X0,X1] : vmul(X0,X1) = vmul(X1,X0),
    inference(rectify,[],[f10]) ).

fof(f10,axiom,
    ! [X5,X6] : vmul(X5,X6) = vmul(X6,X5),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p','ass(cond(270, 0), 0)') ).

fof(f162,plain,
    vmul(vmul(vd448,vd449),sK0) = vmul(vd448,vmul(vd449,sK0)),
    inference(cnf_transformation,[],[f146]) ).

fof(f146,plain,
    ( vmul(vmul(vd448,vd449),vsucc(sK0)) != vmul(vd448,vmul(vd449,vsucc(sK0)))
    & vmul(vmul(vd448,vd449),sK0) = vmul(vd448,vmul(vd449,sK0)) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f111,f145]) ).

fof(f145,plain,
    ( ? [X0] :
        ( vmul(vmul(vd448,vd449),vsucc(X0)) != vmul(vd448,vmul(vd449,vsucc(X0)))
        & vmul(vmul(vd448,vd449),X0) = vmul(vd448,vmul(vd449,X0)) )
   => ( vmul(vmul(vd448,vd449),vsucc(sK0)) != vmul(vd448,vmul(vd449,vsucc(sK0)))
      & vmul(vmul(vd448,vd449),sK0) = vmul(vd448,vmul(vd449,sK0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f111,plain,
    ? [X0] :
      ( vmul(vmul(vd448,vd449),vsucc(X0)) != vmul(vd448,vmul(vd449,vsucc(X0)))
      & vmul(vmul(vd448,vd449),X0) = vmul(vd448,vmul(vd449,X0)) ),
    inference(ennf_transformation,[],[f2]) ).

fof(f2,negated_conjecture,
    ~ ! [X0] :
        ( vmul(vmul(vd448,vd449),X0) = vmul(vd448,vmul(vd449,X0))
       => vmul(vmul(vd448,vd449),vsucc(X0)) = vmul(vd448,vmul(vd449,vsucc(X0))) ),
    inference(negated_conjecture,[],[f1]) ).

fof(f1,conjecture,
    ! [X0] :
      ( vmul(vmul(vd448,vd449),X0) = vmul(vd448,vmul(vd449,X0))
     => vmul(vmul(vd448,vd449),vsucc(X0)) = vmul(vd448,vmul(vd449,vsucc(X0))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p','qu(ind(296), imp(296))') ).

fof(f243,plain,
    ! [X0] :
      ( vmul(vd448,vmul(vd449,X0)) != vmul(vmul(vd449,vd448),X0)
      | vmul(vd448,vmul(vd449,vsucc(X0))) = vplus(vmul(vd448,vmul(vd449,X0)),vmul(vd449,vd448)) ),
    inference(forward_demodulation,[],[f242,f179]) ).

fof(f242,plain,
    ! [X0] :
      ( vmul(vd448,vmul(vd449,vsucc(X0))) = vplus(vmul(vd448,vmul(vd449,X0)),vmul(vd449,vd448))
      | vmul(vmul(vd448,vd449),X0) != vmul(vd448,vmul(vd449,X0)) ),
    inference(forward_demodulation,[],[f241,f179]) ).

fof(f241,plain,
    ! [X0] :
      ( vmul(vd448,vmul(vd449,vsucc(X0))) = vplus(vmul(vd448,vmul(vd449,X0)),vmul(vd448,vd449))
      | vmul(vmul(vd448,vd449),X0) != vmul(vd448,vmul(vd449,X0)) ),
    inference(backward_demodulation,[],[f174,f184]) ).

fof(f184,plain,
    ! [X0,X1] : vmul(X0,vsucc(X1)) = vplus(vmul(X0,X1),X0),
    inference(cnf_transformation,[],[f75]) ).

fof(f75,plain,
    ! [X0,X1] :
      ( vmul(X0,v1) = X0
      & vmul(X0,vsucc(X1)) = vplus(vmul(X0,X1),X0) ),
    inference(rectify,[],[f13]) ).

fof(f13,axiom,
    ! [X10,X11] :
      ( vmul(X10,v1) = X10
      & vmul(X10,vsucc(X11)) = vplus(vmul(X10,X11),X10) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p','qu(cond(conseq(axiom(3)), 32), and(holds(definiens(249), 399, 0), holds(definiens(249), 398, 0)))') ).

fof(f174,plain,
    ! [X0] :
      ( vmul(vd448,vplus(vmul(vd449,X0),vd449)) = vplus(vmul(vd448,vmul(vd449,X0)),vmul(vd448,vd449))
      | vmul(vmul(vd448,vd449),X0) != vmul(vd448,vmul(vd449,X0)) ),
    inference(cnf_transformation,[],[f115]) ).

fof(f115,plain,
    ! [X0] :
      ( vmul(vd448,vplus(vmul(vd449,X0),vd449)) = vplus(vmul(vd448,vmul(vd449,X0)),vmul(vd448,vd449))
      | vmul(vmul(vd448,vd449),X0) != vmul(vd448,vmul(vd449,X0)) ),
    inference(ennf_transformation,[],[f66]) ).

fof(f66,plain,
    ! [X0] :
      ( vmul(vmul(vd448,vd449),X0) = vmul(vd448,vmul(vd449,X0))
     => vmul(vd448,vplus(vmul(vd449,X0),vd449)) = vplus(vmul(vd448,vmul(vd449,X0)),vmul(vd448,vd449)) ),
    inference(rectify,[],[f4]) ).

fof(f4,axiom,
    ! [X1] :
      ( vmul(vmul(vd448,vd449),X1) = vmul(vd448,vmul(vd449,X1))
     => vmul(vd448,vplus(vmul(vd449,X1),vd449)) = vplus(vmul(vd448,vmul(vd449,X1)),vmul(vd448,vd449)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p','ass(cond(conseq(292), 1), 1)') ).

fof(f1260,plain,
    vmul(vsucc(sK0),vmul(vd449,vd448)) = vplus(vmul(vd448,vmul(vd449,sK0)),vmul(vd449,vd448)),
    inference(superposition,[],[f181,f324]) ).

fof(f324,plain,
    vmul(vd448,vmul(vd449,sK0)) = vmul(sK0,vmul(vd449,vd448)),
    inference(forward_demodulation,[],[f312,f179]) ).

fof(f312,plain,
    vmul(vd448,vmul(vd449,sK0)) = vmul(sK0,vmul(vd448,vd449)),
    inference(superposition,[],[f179,f162]) ).

fof(f181,plain,
    ! [X0,X1] : vmul(vsucc(X0),X1) = vplus(vmul(X0,X1),X1),
    inference(cnf_transformation,[],[f73]) ).

fof(f73,plain,
    ! [X0,X1] : vmul(vsucc(X0),X1) = vplus(vmul(X0,X1),X1),
    inference(rectify,[],[f11]) ).

fof(f11,axiom,
    ! [X7,X8] : vmul(vsucc(X7),X8) = vplus(vmul(X7,X8),X8),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p','ass(cond(261, 0), 0)') ).

fof(f394,plain,
    vmul(vd448,vmul(vd449,vsucc(sK0))) != vmul(vsucc(sK0),vmul(vd449,vd448)),
    inference(forward_demodulation,[],[f392,f179]) ).

fof(f392,plain,
    vmul(vd448,vmul(vd449,vsucc(sK0))) != vmul(vsucc(sK0),vmul(vd448,vd449)),
    inference(superposition,[],[f163,f179]) ).

fof(f163,plain,
    vmul(vmul(vd448,vd449),vsucc(sK0)) != vmul(vd448,vmul(vd449,vsucc(sK0))),
    inference(cnf_transformation,[],[f146]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.14  % Problem    : NUM849+1 : TPTP v8.2.0. Released v4.1.0.
% 0.14/0.16  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.16/0.38  % Computer : n025.cluster.edu
% 0.16/0.38  % Model    : x86_64 x86_64
% 0.16/0.38  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.38  % Memory   : 8042.1875MB
% 0.16/0.38  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.16/0.38  % CPULimit   : 300
% 0.16/0.38  % WCLimit    : 300
% 0.16/0.38  % DateTime   : Mon May 20 06:08:23 EDT 2024
% 0.16/0.38  % CPUTime    : 
% 0.16/0.38  % (20927)Running in auto input_syntax mode. Trying TPTP
% 0.16/0.40  % (20930)WARNING: value z3 for option sas not known
% 0.16/0.40  % (20934)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)
% 0.16/0.40  % (20933)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)
% 0.16/0.40  % (20928)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.16/0.40  % (20929)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.16/0.40  % (20931)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.16/0.40  % (20932)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)
% 0.16/0.40  % (20930)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)
% 0.16/0.41  TRYING [1]
% 0.16/0.41  TRYING [2]
% 0.16/0.42  TRYING [3]
% 0.16/0.43  TRYING [1]
% 0.16/0.43  TRYING [2]
% 0.16/0.44  TRYING [4]
% 0.23/0.46  TRYING [3]
% 0.23/0.47  TRYING [1]
% 0.23/0.47  TRYING [2]
% 0.23/0.48  TRYING [3]
% 0.23/0.49  TRYING [4]
% 0.23/0.50  TRYING [5]
% 0.23/0.52  % (20933)First to succeed.
% 0.23/0.52  % (20933)Solution written to "/export/starexec/sandbox2/tmp/vampire-proof-20927"
% 0.23/0.52  % (20933)Refutation found. Thanks to Tanya!
% 0.23/0.52  % SZS status Theorem for theBenchmark
% 0.23/0.52  % SZS output start Proof for theBenchmark
% See solution above
% 0.23/0.52  % (20933)------------------------------
% 0.23/0.52  % (20933)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.23/0.52  % (20933)Termination reason: Refutation
% 0.23/0.52  
% 0.23/0.52  % (20933)Memory used [KB]: 2669
% 0.23/0.52  % (20933)Time elapsed: 0.119 s
% 0.23/0.52  % (20933)Instructions burned: 296 (million)
% 0.23/0.52  % (20927)Success in time 0.127 s
%------------------------------------------------------------------------------