TSTP Solution File: LCL134-1 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : LCL134-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n006.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  : 600s
% DateTime : Sun Jul 17 12:49:50 EDT 2022

% Result   : Unsatisfiable 0.18s 0.50s
% Output   : CNFRefutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   17
%            Number of leaves      :   21
% Syntax   : Number of clauses     :   61 (  35 unt;   0 nHn;  30 RR)
%            Number of literals    :   99 (  98 equ;  40 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    3 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   2 con; 0-2 aty)
%            Number of variables   :   70 (   1 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(wajsberg_1,axiom,
    implies(truth,X) = X ).

cnf(wajsberg_2,axiom,
    implies(implies(X,Y),implies(implies(Y,Z),implies(X,Z))) = truth ).

cnf(wajsberg_3,axiom,
    implies(implies(X,Y),Y) = implies(implies(Y,X),X) ).

cnf(prove_wajsberg_lemma,negated_conjecture,
    implies(x,truth) != truth ).

cnf(refute_0_0,plain,
    implies(implies(truth,X_16),implies(implies(X_16,X_17),implies(truth,X_17))) = truth,
    inference(subst,[],[wajsberg_2:[bind(X,$fot(truth)),bind(Y,$fot(X_16)),bind(Z,$fot(X_17))]]) ).

cnf(refute_0_1,plain,
    implies(truth,X_17) = X_17,
    inference(subst,[],[wajsberg_1:[bind(X,$fot(X_17))]]) ).

cnf(refute_0_2,plain,
    ( implies(implies(truth,X_16),implies(implies(X_16,X_17),implies(truth,X_17))) != truth
    | implies(truth,X_17) != X_17
    | implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)) = truth ),
    introduced(tautology,[equality,[$cnf( $equal(implies(implies(truth,X_16),implies(implies(X_16,X_17),implies(truth,X_17))),truth) ),[0,1,1],$fot(X_17)]]) ).

cnf(refute_0_3,plain,
    ( implies(implies(truth,X_16),implies(implies(X_16,X_17),implies(truth,X_17))) != truth
    | implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)) = truth ),
    inference(resolve,[$cnf( $equal(implies(truth,X_17),X_17) )],[refute_0_1,refute_0_2]) ).

cnf(refute_0_4,plain,
    implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)) = truth,
    inference(resolve,[$cnf( $equal(implies(implies(truth,X_16),implies(implies(X_16,X_17),implies(truth,X_17))),truth) )],[refute_0_0,refute_0_3]) ).

cnf(refute_0_5,plain,
    implies(truth,X_16) = X_16,
    inference(subst,[],[wajsberg_1:[bind(X,$fot(X_16))]]) ).

cnf(refute_0_6,plain,
    implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)) = implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)),
    introduced(tautology,[refl,[$fot(implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)))]]) ).

cnf(refute_0_7,plain,
    ( implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)) != implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17))
    | implies(truth,X_16) != X_16
    | implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)) = implies(X_16,implies(implies(X_16,X_17),X_17)) ),
    introduced(tautology,[equality,[$cnf( $equal(implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)),implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17))) ),[1,0],$fot(X_16)]]) ).

cnf(refute_0_8,plain,
    ( implies(truth,X_16) != X_16
    | implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)) = implies(X_16,implies(implies(X_16,X_17),X_17)) ),
    inference(resolve,[$cnf( $equal(implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)),implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17))) )],[refute_0_6,refute_0_7]) ).

cnf(refute_0_9,plain,
    implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)) = implies(X_16,implies(implies(X_16,X_17),X_17)),
    inference(resolve,[$cnf( $equal(implies(truth,X_16),X_16) )],[refute_0_5,refute_0_8]) ).

cnf(refute_0_10,plain,
    ( implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)) != implies(X_16,implies(implies(X_16,X_17),X_17))
    | implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)) != truth
    | implies(X_16,implies(implies(X_16,X_17),X_17)) = truth ),
    introduced(tautology,[equality,[$cnf( $equal(implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)),truth) ),[0],$fot(implies(X_16,implies(implies(X_16,X_17),X_17)))]]) ).

cnf(refute_0_11,plain,
    ( implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)) != truth
    | implies(X_16,implies(implies(X_16,X_17),X_17)) = truth ),
    inference(resolve,[$cnf( $equal(implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)),implies(X_16,implies(implies(X_16,X_17),X_17))) )],[refute_0_9,refute_0_10]) ).

cnf(refute_0_12,plain,
    implies(X_16,implies(implies(X_16,X_17),X_17)) = truth,
    inference(resolve,[$cnf( $equal(implies(implies(truth,X_16),implies(implies(X_16,X_17),X_17)),truth) )],[refute_0_4,refute_0_11]) ).

cnf(refute_0_13,plain,
    implies(X_23,implies(implies(X_23,truth),truth)) = truth,
    inference(subst,[],[refute_0_12:[bind(X_16,$fot(X_23)),bind(X_17,$fot(truth))]]) ).

cnf(refute_0_14,plain,
    implies(implies(truth,X_6),X_6) = implies(implies(X_6,truth),truth),
    inference(subst,[],[wajsberg_3:[bind(X,$fot(truth)),bind(Y,$fot(X_6))]]) ).

cnf(refute_0_15,plain,
    implies(truth,X_6) = X_6,
    inference(subst,[],[wajsberg_1:[bind(X,$fot(X_6))]]) ).

cnf(refute_0_16,plain,
    ( implies(implies(truth,X_6),X_6) != implies(implies(X_6,truth),truth)
    | implies(truth,X_6) != X_6
    | implies(X_6,X_6) = implies(implies(X_6,truth),truth) ),
    introduced(tautology,[equality,[$cnf( $equal(implies(implies(truth,X_6),X_6),implies(implies(X_6,truth),truth)) ),[0,0],$fot(X_6)]]) ).

cnf(refute_0_17,plain,
    ( implies(implies(truth,X_6),X_6) != implies(implies(X_6,truth),truth)
    | implies(X_6,X_6) = implies(implies(X_6,truth),truth) ),
    inference(resolve,[$cnf( $equal(implies(truth,X_6),X_6) )],[refute_0_15,refute_0_16]) ).

cnf(refute_0_18,plain,
    implies(X_6,X_6) = implies(implies(X_6,truth),truth),
    inference(resolve,[$cnf( $equal(implies(implies(truth,X_6),X_6),implies(implies(X_6,truth),truth)) )],[refute_0_14,refute_0_17]) ).

cnf(refute_0_19,plain,
    implies(X_23,X_23) = implies(implies(X_23,truth),truth),
    inference(subst,[],[refute_0_18:[bind(X_6,$fot(X_23))]]) ).

cnf(refute_0_20,plain,
    X0 = X0,
    introduced(tautology,[refl,[$fot(X0)]]) ).

cnf(refute_0_21,plain,
    ( X0 != X0
    | X0 != Y0
    | Y0 = X0 ),
    introduced(tautology,[equality,[$cnf( $equal(X0,X0) ),[0],$fot(Y0)]]) ).

cnf(refute_0_22,plain,
    ( X0 != Y0
    | Y0 = X0 ),
    inference(resolve,[$cnf( $equal(X0,X0) )],[refute_0_20,refute_0_21]) ).

cnf(refute_0_23,plain,
    ( implies(X_23,X_23) != implies(implies(X_23,truth),truth)
    | implies(implies(X_23,truth),truth) = implies(X_23,X_23) ),
    inference(subst,[],[refute_0_22:[bind(X0,$fot(implies(X_23,X_23))),bind(Y0,$fot(implies(implies(X_23,truth),truth)))]]) ).

cnf(refute_0_24,plain,
    implies(implies(X_23,truth),truth) = implies(X_23,X_23),
    inference(resolve,[$cnf( $equal(implies(X_23,X_23),implies(implies(X_23,truth),truth)) )],[refute_0_19,refute_0_23]) ).

cnf(refute_0_25,plain,
    ( implies(X_23,implies(implies(X_23,truth),truth)) != truth
    | implies(implies(X_23,truth),truth) != implies(X_23,X_23)
    | implies(X_23,implies(X_23,X_23)) = truth ),
    introduced(tautology,[equality,[$cnf( $equal(implies(X_23,implies(implies(X_23,truth),truth)),truth) ),[0,1],$fot(implies(X_23,X_23))]]) ).

cnf(refute_0_26,plain,
    ( implies(X_23,implies(implies(X_23,truth),truth)) != truth
    | implies(X_23,implies(X_23,X_23)) = truth ),
    inference(resolve,[$cnf( $equal(implies(implies(X_23,truth),truth),implies(X_23,X_23)) )],[refute_0_24,refute_0_25]) ).

cnf(refute_0_27,plain,
    implies(X_23,implies(X_23,X_23)) = truth,
    inference(resolve,[$cnf( $equal(implies(X_23,implies(implies(X_23,truth),truth)),truth) )],[refute_0_13,refute_0_26]) ).

cnf(refute_0_28,plain,
    implies(truth,implies(implies(truth,X_24),X_24)) = implies(implies(truth,X_24),X_24),
    inference(subst,[],[wajsberg_1:[bind(X,$fot(implies(implies(truth,X_24),X_24)))]]) ).

cnf(refute_0_29,plain,
    implies(truth,implies(implies(truth,X_24),X_24)) = truth,
    inference(subst,[],[refute_0_12:[bind(X_16,$fot(truth)),bind(X_17,$fot(X_24))]]) ).

cnf(refute_0_30,plain,
    ( implies(truth,implies(implies(truth,X_24),X_24)) != implies(implies(truth,X_24),X_24)
    | implies(truth,implies(implies(truth,X_24),X_24)) != truth
    | truth = implies(implies(truth,X_24),X_24) ),
    introduced(tautology,[equality,[$cnf( $equal(implies(truth,implies(implies(truth,X_24),X_24)),implies(implies(truth,X_24),X_24)) ),[0],$fot(truth)]]) ).

cnf(refute_0_31,plain,
    ( implies(truth,implies(implies(truth,X_24),X_24)) != implies(implies(truth,X_24),X_24)
    | truth = implies(implies(truth,X_24),X_24) ),
    inference(resolve,[$cnf( $equal(implies(truth,implies(implies(truth,X_24),X_24)),truth) )],[refute_0_29,refute_0_30]) ).

cnf(refute_0_32,plain,
    truth = implies(implies(truth,X_24),X_24),
    inference(resolve,[$cnf( $equal(implies(truth,implies(implies(truth,X_24),X_24)),implies(implies(truth,X_24),X_24)) )],[refute_0_28,refute_0_31]) ).

cnf(refute_0_33,plain,
    implies(truth,X_24) = X_24,
    inference(subst,[],[wajsberg_1:[bind(X,$fot(X_24))]]) ).

cnf(refute_0_34,plain,
    implies(implies(truth,X_24),X_24) = implies(implies(truth,X_24),X_24),
    introduced(tautology,[refl,[$fot(implies(implies(truth,X_24),X_24))]]) ).

cnf(refute_0_35,plain,
    ( implies(implies(truth,X_24),X_24) != implies(implies(truth,X_24),X_24)
    | implies(truth,X_24) != X_24
    | implies(implies(truth,X_24),X_24) = implies(X_24,X_24) ),
    introduced(tautology,[equality,[$cnf( $equal(implies(implies(truth,X_24),X_24),implies(implies(truth,X_24),X_24)) ),[1,0],$fot(X_24)]]) ).

cnf(refute_0_36,plain,
    ( implies(truth,X_24) != X_24
    | implies(implies(truth,X_24),X_24) = implies(X_24,X_24) ),
    inference(resolve,[$cnf( $equal(implies(implies(truth,X_24),X_24),implies(implies(truth,X_24),X_24)) )],[refute_0_34,refute_0_35]) ).

cnf(refute_0_37,plain,
    implies(implies(truth,X_24),X_24) = implies(X_24,X_24),
    inference(resolve,[$cnf( $equal(implies(truth,X_24),X_24) )],[refute_0_33,refute_0_36]) ).

cnf(refute_0_38,plain,
    ( implies(implies(truth,X_24),X_24) != implies(X_24,X_24)
    | truth != implies(implies(truth,X_24),X_24)
    | truth = implies(X_24,X_24) ),
    introduced(tautology,[equality,[$cnf( $equal(truth,implies(implies(truth,X_24),X_24)) ),[1],$fot(implies(X_24,X_24))]]) ).

cnf(refute_0_39,plain,
    ( truth != implies(implies(truth,X_24),X_24)
    | truth = implies(X_24,X_24) ),
    inference(resolve,[$cnf( $equal(implies(implies(truth,X_24),X_24),implies(X_24,X_24)) )],[refute_0_37,refute_0_38]) ).

cnf(refute_0_40,plain,
    truth = implies(X_24,X_24),
    inference(resolve,[$cnf( $equal(truth,implies(implies(truth,X_24),X_24)) )],[refute_0_32,refute_0_39]) ).

cnf(refute_0_41,plain,
    ( truth != implies(X_24,X_24)
    | implies(X_24,X_24) = truth ),
    inference(subst,[],[refute_0_22:[bind(X0,$fot(truth)),bind(Y0,$fot(implies(X_24,X_24)))]]) ).

cnf(refute_0_42,plain,
    implies(X_24,X_24) = truth,
    inference(resolve,[$cnf( $equal(truth,implies(X_24,X_24)) )],[refute_0_40,refute_0_41]) ).

cnf(refute_0_43,plain,
    implies(X_23,X_23) = truth,
    inference(subst,[],[refute_0_42:[bind(X_24,$fot(X_23))]]) ).

cnf(refute_0_44,plain,
    implies(X_23,implies(X_23,X_23)) = implies(X_23,implies(X_23,X_23)),
    introduced(tautology,[refl,[$fot(implies(X_23,implies(X_23,X_23)))]]) ).

cnf(refute_0_45,plain,
    ( implies(X_23,X_23) != truth
    | implies(X_23,implies(X_23,X_23)) != implies(X_23,implies(X_23,X_23))
    | implies(X_23,implies(X_23,X_23)) = implies(X_23,truth) ),
    introduced(tautology,[equality,[$cnf( $equal(implies(X_23,implies(X_23,X_23)),implies(X_23,implies(X_23,X_23))) ),[1,1],$fot(truth)]]) ).

cnf(refute_0_46,plain,
    ( implies(X_23,X_23) != truth
    | implies(X_23,implies(X_23,X_23)) = implies(X_23,truth) ),
    inference(resolve,[$cnf( $equal(implies(X_23,implies(X_23,X_23)),implies(X_23,implies(X_23,X_23))) )],[refute_0_44,refute_0_45]) ).

cnf(refute_0_47,plain,
    implies(X_23,implies(X_23,X_23)) = implies(X_23,truth),
    inference(resolve,[$cnf( $equal(implies(X_23,X_23),truth) )],[refute_0_43,refute_0_46]) ).

cnf(refute_0_48,plain,
    ( implies(X_23,implies(X_23,X_23)) != implies(X_23,truth)
    | implies(X_23,implies(X_23,X_23)) != truth
    | implies(X_23,truth) = truth ),
    introduced(tautology,[equality,[$cnf( $equal(implies(X_23,implies(X_23,X_23)),truth) ),[0],$fot(implies(X_23,truth))]]) ).

cnf(refute_0_49,plain,
    ( implies(X_23,implies(X_23,X_23)) != truth
    | implies(X_23,truth) = truth ),
    inference(resolve,[$cnf( $equal(implies(X_23,implies(X_23,X_23)),implies(X_23,truth)) )],[refute_0_47,refute_0_48]) ).

cnf(refute_0_50,plain,
    implies(X_23,truth) = truth,
    inference(resolve,[$cnf( $equal(implies(X_23,implies(X_23,X_23)),truth) )],[refute_0_27,refute_0_49]) ).

cnf(refute_0_51,plain,
    implies(x,truth) = truth,
    inference(subst,[],[refute_0_50:[bind(X_23,$fot(x))]]) ).

cnf(refute_0_52,plain,
    ( implies(x,truth) != truth
    | truth != truth
    | implies(x,truth) = truth ),
    introduced(tautology,[equality,[$cnf( ~ $equal(implies(x,truth),truth) ),[0],$fot(truth)]]) ).

cnf(refute_0_53,plain,
    ( truth != truth
    | implies(x,truth) = truth ),
    inference(resolve,[$cnf( $equal(implies(x,truth),truth) )],[refute_0_51,refute_0_52]) ).

cnf(refute_0_54,plain,
    truth != truth,
    inference(resolve,[$cnf( $equal(implies(x,truth),truth) )],[refute_0_53,prove_wajsberg_lemma]) ).

cnf(refute_0_55,plain,
    truth = truth,
    introduced(tautology,[refl,[$fot(truth)]]) ).

cnf(refute_0_56,plain,
    $false,
    inference(resolve,[$cnf( $equal(truth,truth) )],[refute_0_55,refute_0_54]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : LCL134-1 : TPTP v8.1.0. Released v1.0.0.
% 0.07/0.13  % Command  : metis --show proof --show saturation %s
% 0.13/0.34  % Computer : n006.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Sun Jul  3 04:28:07 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.13/0.34  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.18/0.50  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.50  
% 0.18/0.50  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.18/0.51  
%------------------------------------------------------------------------------