TSTP Solution File: LCL109-10 by Drodi---3.6.0

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%------------------------------------------------------------------------------
% File     : Drodi---3.6.0
% Problem  : LCL109-10 : TPTP v8.1.2. Released v7.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n029.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 20:26:22 EDT 2024

% Result   : Unsatisfiable 15.60s 2.40s
% Output   : CNFRefutation 16.39s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   19
%            Number of leaves      :    9
% Syntax   : Number of formulae    :   48 (  48 unt;   0 def)
%            Number of atoms       :   48 (  47 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    7 (   7   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    4 (   3 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :   82 (  82   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f2,axiom,
    ! [X] : implies(truth,X) = X,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f4,axiom,
    ! [X,Y] : implies(implies(X,Y),Y) = implies(implies(Y,X),X),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f5,axiom,
    ! [X,Y] : implies(implies(not(X),not(Y)),implies(Y,X)) = truth,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f9,axiom,
    ! [X,Y] : implies(X,implies(Y,X)) = truth,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f12,axiom,
    ! [X,Y,Z] : implies(X,implies(Y,Z)) = implies(Y,implies(X,Z)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f13,axiom,
    ! [X] : implies(X,not(truth)) = not(X),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f14,axiom,
    ! [X] : not(not(X)) = X,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f15,axiom,
    ! [X,Y] : implies(not(X),not(Y)) = implies(Y,X),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f16,negated_conjecture,
    implies(implies(implies(a,b),implies(b,a)),implies(b,a)) != truth,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f18,plain,
    ! [X0] : implies(truth,X0) = X0,
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f20,plain,
    ! [X0,X1] : implies(implies(X0,X1),X1) = implies(implies(X1,X0),X0),
    inference(cnf_transformation,[status(esa)],[f4]) ).

fof(f21,plain,
    ! [X0,X1] : implies(implies(not(X0),not(X1)),implies(X1,X0)) = truth,
    inference(cnf_transformation,[status(esa)],[f5]) ).

fof(f25,plain,
    ! [X0,X1] : implies(X0,implies(X1,X0)) = truth,
    inference(cnf_transformation,[status(esa)],[f9]) ).

fof(f28,plain,
    ! [X0,X1,X2] : implies(X0,implies(X1,X2)) = implies(X1,implies(X0,X2)),
    inference(cnf_transformation,[status(esa)],[f12]) ).

fof(f29,plain,
    ! [X0] : implies(X0,not(truth)) = not(X0),
    inference(cnf_transformation,[status(esa)],[f13]) ).

fof(f30,plain,
    ! [X0] : not(not(X0)) = X0,
    inference(cnf_transformation,[status(esa)],[f14]) ).

fof(f31,plain,
    ! [X0,X1] : implies(not(X0),not(X1)) = implies(X1,X0),
    inference(cnf_transformation,[status(esa)],[f15]) ).

fof(f32,plain,
    implies(implies(implies(a,b),implies(b,a)),implies(b,a)) != truth,
    inference(cnf_transformation,[status(esa)],[f16]) ).

fof(f72,plain,
    ! [X0,X1] : implies(X0,not(X1)) = implies(X1,not(X0)),
    inference(paramodulation,[status(thm)],[f30,f31]) ).

fof(f189,plain,
    ! [X0,X1] : implies(implies(X0,X1),not(X0)) = implies(implies(not(X0),not(X1)),not(X1)),
    inference(paramodulation,[status(thm)],[f31,f20]) ).

fof(f190,plain,
    ! [X0,X1] : implies(X0,not(implies(X0,X1))) = implies(implies(not(X0),not(X1)),not(X1)),
    inference(forward_demodulation,[status(thm)],[f72,f189]) ).

fof(f191,plain,
    ! [X0,X1] : implies(X0,not(implies(X0,X1))) = implies(X1,not(implies(not(X0),not(X1)))),
    inference(forward_demodulation,[status(thm)],[f72,f190]) ).

fof(f192,plain,
    ! [X0,X1] : implies(X0,not(implies(X0,X1))) = implies(X1,not(implies(X1,X0))),
    inference(forward_demodulation,[status(thm)],[f31,f191]) ).

fof(f281,plain,
    ! [X0,X1,X2] : implies(X0,implies(X1,X2)) = implies(not(X2),implies(X0,not(X1))),
    inference(paramodulation,[status(thm)],[f31,f28]) ).

fof(f286,plain,
    ! [X0,X1,X2] : implies(X0,implies(implies(X1,X2),X2)) = implies(implies(X2,X1),implies(X0,X1)),
    inference(paramodulation,[status(thm)],[f20,f28]) ).

fof(f408,plain,
    ! [X0,X1] : implies(implies(implies(X0,X1),X1),X1) = implies(truth,implies(X0,X1)),
    inference(paramodulation,[status(thm)],[f25,f20]) ).

fof(f409,plain,
    ! [X0,X1] : implies(implies(implies(X0,X1),X1),X1) = implies(X0,X1),
    inference(forward_demodulation,[status(thm)],[f18,f408]) ).

fof(f421,plain,
    ! [X0,X1] : implies(X0,implies(implies(not(X1),not(X0)),X1)) = truth,
    inference(forward_demodulation,[status(thm)],[f28,f21]) ).

fof(f422,plain,
    ! [X0,X1] : implies(X0,implies(implies(X0,X1),X1)) = truth,
    inference(forward_demodulation,[status(thm)],[f31,f421]) ).

fof(f496,plain,
    ! [X0,X1] : implies(implies(implies(X0,X1),X1),X0) = implies(X1,X0),
    inference(paramodulation,[status(thm)],[f20,f409]) ).

fof(f670,plain,
    ! [X0,X1,X2] : implies(implies(implies(X0,X1),X1),implies(X2,X0)) = implies(X2,implies(X1,X0)),
    inference(paramodulation,[status(thm)],[f496,f28]) ).

fof(f1063,plain,
    ! [X0,X1,X2] : implies(X0,implies(implies(X1,X2),X2)) = implies(X0,implies(implies(X2,X1),X1)),
    inference(paramodulation,[status(thm)],[f28,f286]) ).

fof(f1260,plain,
    implies(b,implies(implies(implies(a,b),implies(b,a)),a)) != truth,
    inference(forward_demodulation,[status(thm)],[f28,f32]) ).

fof(f1261,plain,
    implies(b,implies(implies(b,implies(implies(a,b),a)),a)) != truth,
    inference(forward_demodulation,[status(thm)],[f28,f1260]) ).

fof(f6164,plain,
    ! [X0,X1] : implies(implies(implies(X0,X1),X1),not(implies(X1,X0))) = implies(X0,not(implies(X0,implies(implies(X0,X1),X1)))),
    inference(paramodulation,[status(thm)],[f496,f192]) ).

fof(f6165,plain,
    ! [X0,X1] : implies(implies(X0,X1),not(implies(implies(X1,X0),X0))) = implies(X1,not(implies(X1,implies(implies(X1,X0),X0)))),
    inference(forward_demodulation,[status(thm)],[f72,f6164]) ).

fof(f6166,plain,
    ! [X0,X1] : implies(implies(X0,X1),not(implies(implies(X1,X0),X0))) = implies(X1,not(truth)),
    inference(forward_demodulation,[status(thm)],[f422,f6165]) ).

fof(f6167,plain,
    ! [X0,X1] : implies(implies(X0,X1),not(implies(implies(X1,X0),X0))) = not(X1),
    inference(forward_demodulation,[status(thm)],[f29,f6166]) ).

fof(f15268,plain,
    ! [X0,X1,X2] : implies(implies(X0,X1),implies(implies(implies(X1,X0),X0),X2)) = implies(not(X2),not(X1)),
    inference(paramodulation,[status(thm)],[f6167,f281]) ).

fof(f15269,plain,
    ! [X0,X1,X2] : implies(implies(X0,X1),implies(implies(implies(X1,X0),X0),X2)) = implies(X1,X2),
    inference(forward_demodulation,[status(thm)],[f31,f15268]) ).

fof(f16177,plain,
    ! [X0,X1] : implies(implies(implies(X0,implies(X1,X0)),implies(X1,X0)),implies(X0,X1)) = implies(X0,X1),
    inference(paramodulation,[status(thm)],[f670,f15269]) ).

fof(f16178,plain,
    ! [X0,X1] : implies(X0,implies(implies(implies(X0,implies(X1,X0)),implies(X1,X0)),X1)) = implies(X0,X1),
    inference(forward_demodulation,[status(thm)],[f28,f16177]) ).

fof(f16179,plain,
    ! [X0,X1] : implies(X0,implies(implies(implies(implies(X1,X0),X0),X0),X1)) = implies(X0,X1),
    inference(forward_demodulation,[status(thm)],[f20,f16178]) ).

fof(f16180,plain,
    ! [X0,X1] : implies(X0,implies(implies(X1,X0),X1)) = implies(X0,X1),
    inference(forward_demodulation,[status(thm)],[f409,f16179]) ).

fof(f16965,plain,
    implies(b,implies(implies(b,a),a)) != truth,
    inference(backward_demodulation,[status(thm)],[f16180,f1261]) ).

fof(f16966,plain,
    implies(b,implies(implies(a,b),b)) != truth,
    inference(forward_demodulation,[status(thm)],[f1063,f16965]) ).

fof(f16967,plain,
    truth != truth,
    inference(forward_demodulation,[status(thm)],[f25,f16966]) ).

fof(f16968,plain,
    $false,
    inference(trivial_equality_resolution,[status(esa)],[f16967]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : LCL109-10 : TPTP v8.1.2. Released v7.5.0.
% 0.07/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.13/0.33  % Computer : n029.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 300
% 0.13/0.33  % DateTime : Mon Apr 29 20:40:34 EDT 2024
% 0.13/0.34  % CPUTime  : 
% 0.13/0.34  % Drodi V3.6.0
% 15.60/2.40  % Refutation found
% 15.60/2.40  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 15.60/2.40  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 16.39/2.48  % Elapsed time: 2.124994 seconds
% 16.39/2.48  % CPU time: 16.617812 seconds
% 16.39/2.48  % Total memory used: 232.471 MB
% 16.39/2.48  % Net memory used: 225.154 MB
%------------------------------------------------------------------------------