TSTP Solution File: HEN009-2 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : HEN009-2 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n010.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 : Sat Jul 16 12:58:42 EDT 2022

% Result   : Unsatisfiable 0.42s 0.57s
% Output   : CNFRefutation 0.42s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :   12
% Syntax   : Number of clauses     :   53 (  22 unt;   0 nHn;  46 RR)
%            Number of literals    :  107 (  13 equ;  57 neg)
%            Maximal clause size   :    4 (   2 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    5 (   2 usr;   1 prp; 0-3 aty)
%            Number of functors    :    7 (   7 usr;   6 con; 0-2 aty)
%            Number of variables   :   47 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(less_equal_quotient,axiom,
    ( ~ quotient(X,Y,zero)
    | less_equal(X,Y) ) ).

cnf(less_equal_and_equal,axiom,
    ( ~ less_equal(X,Y)
    | ~ less_equal(Y,X)
    | X = Y ) ).

cnf(closure,axiom,
    quotient(X,Y,divide(X,Y)) ).

cnf(x_divide_x_is_zero,axiom,
    quotient(X,X,zero) ).

cnf(transitivity_of_less_equal,axiom,
    ( ~ less_equal(X,Y)
    | ~ less_equal(Y,Z)
    | less_equal(X,Z) ) ).

cnf(xQyLEz_implies_xQzLEy,axiom,
    ( ~ quotient(X,Y,W1)
    | ~ less_equal(W1,Z)
    | ~ quotient(X,Z,W2)
    | less_equal(W2,Y) ) ).

cnf(identity_divide_a,hypothesis,
    quotient(identity,a,idQa) ).

cnf(identity_divide_idQa,hypothesis,
    quotient(identity,idQa,idQ_idQa) ).

cnf(identity_divide_idQ_idQa,hypothesis,
    quotient(identity,idQ_idQa,idQ__idQ_idQa) ).

cnf(prove_one_inversion_equals_three,negated_conjecture,
    idQa != idQ__idQ_idQa ).

cnf(refute_0_0,plain,
    ( ~ less_equal(idQ_idQa,X_281)
    | ~ quotient(identity,X_281,X_278)
    | ~ quotient(identity,idQa,idQ_idQa)
    | less_equal(X_278,idQa) ),
    inference(subst,[],[xQyLEz_implies_xQzLEy:[bind(W1,$fot(idQ_idQa)),bind(W2,$fot(X_278)),bind(X,$fot(identity)),bind(Y,$fot(idQa)),bind(Z,$fot(X_281))]]) ).

cnf(refute_0_1,plain,
    ( ~ less_equal(idQ_idQa,X_281)
    | ~ quotient(identity,X_281,X_278)
    | less_equal(X_278,idQa) ),
    inference(resolve,[$cnf( quotient(identity,idQa,idQ_idQa) )],[identity_divide_idQa,refute_0_0]) ).

cnf(refute_0_2,plain,
    ( ~ less_equal(idQ_idQa,idQ_idQa)
    | ~ quotient(identity,idQ_idQa,idQ__idQ_idQa)
    | less_equal(idQ__idQ_idQa,idQa) ),
    inference(subst,[],[refute_0_1:[bind(X_278,$fot(idQ__idQ_idQa)),bind(X_281,$fot(idQ_idQa))]]) ).

cnf(refute_0_3,plain,
    ( ~ less_equal(idQ_idQa,idQ_idQa)
    | less_equal(idQ__idQ_idQa,idQa) ),
    inference(resolve,[$cnf( quotient(identity,idQ_idQa,idQ__idQ_idQa) )],[identity_divide_idQ_idQa,refute_0_2]) ).

cnf(refute_0_4,plain,
    quotient(X_11,X_11,zero),
    inference(subst,[],[x_divide_x_is_zero:[bind(X,$fot(X_11))]]) ).

cnf(refute_0_5,plain,
    ( ~ quotient(X_11,X_11,zero)
    | less_equal(X_11,X_11) ),
    inference(subst,[],[less_equal_quotient:[bind(X,$fot(X_11)),bind(Y,$fot(X_11))]]) ).

cnf(refute_0_6,plain,
    less_equal(X_11,X_11),
    inference(resolve,[$cnf( quotient(X_11,X_11,zero) )],[refute_0_4,refute_0_5]) ).

cnf(refute_0_7,plain,
    less_equal(idQ_idQa,idQ_idQa),
    inference(subst,[],[refute_0_6:[bind(X_11,$fot(idQ_idQa))]]) ).

cnf(refute_0_8,plain,
    less_equal(idQ__idQ_idQa,idQa),
    inference(resolve,[$cnf( less_equal(idQ_idQa,idQ_idQa) )],[refute_0_7,refute_0_3]) ).

cnf(refute_0_9,plain,
    ( ~ less_equal(idQ__idQ_idQa,idQa)
    | ~ less_equal(idQa,idQ__idQ_idQa)
    | idQ__idQ_idQa = idQa ),
    inference(subst,[],[less_equal_and_equal:[bind(X,$fot(idQ__idQ_idQa)),bind(Y,$fot(idQa))]]) ).

cnf(refute_0_10,plain,
    quotient(identity,X_306,divide(identity,X_306)),
    inference(subst,[],[closure:[bind(X,$fot(identity)),bind(Y,$fot(X_306))]]) ).

cnf(refute_0_11,plain,
    ( ~ less_equal(X_277,a)
    | ~ quotient(identity,X_280,X_277)
    | ~ quotient(identity,a,idQa)
    | less_equal(idQa,X_280) ),
    inference(subst,[],[xQyLEz_implies_xQzLEy:[bind(W1,$fot(X_277)),bind(W2,$fot(idQa)),bind(X,$fot(identity)),bind(Y,$fot(X_280)),bind(Z,$fot(a))]]) ).

cnf(refute_0_12,plain,
    ( ~ less_equal(X_277,a)
    | ~ quotient(identity,X_280,X_277)
    | less_equal(idQa,X_280) ),
    inference(resolve,[$cnf( quotient(identity,a,idQa) )],[identity_divide_a,refute_0_11]) ).

cnf(refute_0_13,plain,
    ( ~ less_equal(divide(identity,X_306),a)
    | ~ quotient(identity,X_306,divide(identity,X_306))
    | less_equal(idQa,X_306) ),
    inference(subst,[],[refute_0_12:[bind(X_277,$fot(divide(identity,X_306))),bind(X_280,$fot(X_306))]]) ).

cnf(refute_0_14,plain,
    ( ~ less_equal(divide(identity,X_306),a)
    | less_equal(idQa,X_306) ),
    inference(resolve,[$cnf( quotient(identity,X_306,divide(identity,X_306)) )],[refute_0_10,refute_0_13]) ).

cnf(refute_0_15,plain,
    ( ~ less_equal(divide(identity,idQ__idQ_idQa),a)
    | less_equal(idQa,idQ__idQ_idQa) ),
    inference(subst,[],[refute_0_14:[bind(X_306,$fot(idQ__idQ_idQa))]]) ).

cnf(refute_0_16,plain,
    ( ~ less_equal(divide(identity,idQ__idQ_idQa),idQ_idQa)
    | ~ less_equal(idQ_idQa,Z)
    | less_equal(divide(identity,idQ__idQ_idQa),Z) ),
    inference(subst,[],[transitivity_of_less_equal:[bind(X,$fot(divide(identity,idQ__idQ_idQa))),bind(Y,$fot(idQ_idQa))]]) ).

cnf(refute_0_17,plain,
    less_equal(idQ__idQ_idQa,idQ__idQ_idQa),
    inference(subst,[],[refute_0_6:[bind(X_11,$fot(idQ__idQ_idQa))]]) ).

cnf(refute_0_18,plain,
    quotient(identity,X_283,divide(identity,X_283)),
    inference(subst,[],[closure:[bind(X,$fot(identity)),bind(Y,$fot(X_283))]]) ).

cnf(refute_0_19,plain,
    ( ~ less_equal(idQ__idQ_idQa,X_281)
    | ~ quotient(identity,X_281,X_278)
    | ~ quotient(identity,idQ_idQa,idQ__idQ_idQa)
    | less_equal(X_278,idQ_idQa) ),
    inference(subst,[],[xQyLEz_implies_xQzLEy:[bind(W1,$fot(idQ__idQ_idQa)),bind(W2,$fot(X_278)),bind(X,$fot(identity)),bind(Y,$fot(idQ_idQa)),bind(Z,$fot(X_281))]]) ).

cnf(refute_0_20,plain,
    ( ~ less_equal(idQ__idQ_idQa,X_281)
    | ~ quotient(identity,X_281,X_278)
    | less_equal(X_278,idQ_idQa) ),
    inference(resolve,[$cnf( quotient(identity,idQ_idQa,idQ__idQ_idQa) )],[identity_divide_idQ_idQa,refute_0_19]) ).

cnf(refute_0_21,plain,
    ( ~ less_equal(idQ__idQ_idQa,X_283)
    | ~ quotient(identity,X_283,divide(identity,X_283))
    | less_equal(divide(identity,X_283),idQ_idQa) ),
    inference(subst,[],[refute_0_20:[bind(X_278,$fot(divide(identity,X_283))),bind(X_281,$fot(X_283))]]) ).

cnf(refute_0_22,plain,
    ( ~ less_equal(idQ__idQ_idQa,X_283)
    | less_equal(divide(identity,X_283),idQ_idQa) ),
    inference(resolve,[$cnf( quotient(identity,X_283,divide(identity,X_283)) )],[refute_0_18,refute_0_21]) ).

cnf(refute_0_23,plain,
    ( ~ less_equal(idQ__idQ_idQa,idQ__idQ_idQa)
    | less_equal(divide(identity,idQ__idQ_idQa),idQ_idQa) ),
    inference(subst,[],[refute_0_22:[bind(X_283,$fot(idQ__idQ_idQa))]]) ).

cnf(refute_0_24,plain,
    less_equal(divide(identity,idQ__idQ_idQa),idQ_idQa),
    inference(resolve,[$cnf( less_equal(idQ__idQ_idQa,idQ__idQ_idQa) )],[refute_0_17,refute_0_23]) ).

cnf(refute_0_25,plain,
    ( ~ less_equal(idQ_idQa,Z)
    | less_equal(divide(identity,idQ__idQ_idQa),Z) ),
    inference(resolve,[$cnf( less_equal(divide(identity,idQ__idQ_idQa),idQ_idQa) )],[refute_0_24,refute_0_16]) ).

cnf(refute_0_26,plain,
    ( ~ less_equal(idQ_idQa,a)
    | less_equal(divide(identity,idQ__idQ_idQa),a) ),
    inference(subst,[],[refute_0_25:[bind(Z,$fot(a))]]) ).

cnf(refute_0_27,plain,
    ( ~ less_equal(idQa,X_281)
    | ~ quotient(identity,X_281,X_278)
    | ~ quotient(identity,a,idQa)
    | less_equal(X_278,a) ),
    inference(subst,[],[xQyLEz_implies_xQzLEy:[bind(W1,$fot(idQa)),bind(W2,$fot(X_278)),bind(X,$fot(identity)),bind(Y,$fot(a)),bind(Z,$fot(X_281))]]) ).

cnf(refute_0_28,plain,
    ( ~ less_equal(idQa,X_281)
    | ~ quotient(identity,X_281,X_278)
    | less_equal(X_278,a) ),
    inference(resolve,[$cnf( quotient(identity,a,idQa) )],[identity_divide_a,refute_0_27]) ).

cnf(refute_0_29,plain,
    ( ~ less_equal(idQa,idQa)
    | ~ quotient(identity,idQa,idQ_idQa)
    | less_equal(idQ_idQa,a) ),
    inference(subst,[],[refute_0_28:[bind(X_278,$fot(idQ_idQa)),bind(X_281,$fot(idQa))]]) ).

cnf(refute_0_30,plain,
    ( ~ less_equal(idQa,idQa)
    | less_equal(idQ_idQa,a) ),
    inference(resolve,[$cnf( quotient(identity,idQa,idQ_idQa) )],[identity_divide_idQa,refute_0_29]) ).

cnf(refute_0_31,plain,
    less_equal(idQa,idQa),
    inference(subst,[],[refute_0_6:[bind(X_11,$fot(idQa))]]) ).

cnf(refute_0_32,plain,
    less_equal(idQ_idQa,a),
    inference(resolve,[$cnf( less_equal(idQa,idQa) )],[refute_0_31,refute_0_30]) ).

cnf(refute_0_33,plain,
    less_equal(divide(identity,idQ__idQ_idQa),a),
    inference(resolve,[$cnf( less_equal(idQ_idQa,a) )],[refute_0_32,refute_0_26]) ).

cnf(refute_0_34,plain,
    less_equal(idQa,idQ__idQ_idQa),
    inference(resolve,[$cnf( less_equal(divide(identity,idQ__idQ_idQa),a) )],[refute_0_33,refute_0_15]) ).

cnf(refute_0_35,plain,
    ( ~ less_equal(idQ__idQ_idQa,idQa)
    | idQ__idQ_idQa = idQa ),
    inference(resolve,[$cnf( less_equal(idQa,idQ__idQ_idQa) )],[refute_0_34,refute_0_9]) ).

cnf(refute_0_36,plain,
    X0 = X0,
    introduced(tautology,[refl,[$fot(X0)]]) ).

cnf(refute_0_37,plain,
    ( X0 != X0
    | X0 != Y0
    | Y0 = X0 ),
    introduced(tautology,[equality,[$cnf( $equal(X0,X0) ),[0],$fot(Y0)]]) ).

cnf(refute_0_38,plain,
    ( X0 != Y0
    | Y0 = X0 ),
    inference(resolve,[$cnf( $equal(X0,X0) )],[refute_0_36,refute_0_37]) ).

cnf(refute_0_39,plain,
    ( idQ__idQ_idQa != idQa
    | idQa = idQ__idQ_idQa ),
    inference(subst,[],[refute_0_38:[bind(X0,$fot(idQ__idQ_idQa)),bind(Y0,$fot(idQa))]]) ).

cnf(refute_0_40,plain,
    idQ__idQ_idQa != idQa,
    inference(resolve,[$cnf( $equal(idQa,idQ__idQ_idQa) )],[refute_0_39,prove_one_inversion_equals_three]) ).

cnf(refute_0_41,plain,
    ~ less_equal(idQ__idQ_idQa,idQa),
    inference(resolve,[$cnf( $equal(idQ__idQ_idQa,idQa) )],[refute_0_35,refute_0_40]) ).

cnf(refute_0_42,plain,
    $false,
    inference(resolve,[$cnf( less_equal(idQ__idQ_idQa,idQa) )],[refute_0_8,refute_0_41]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : HEN009-2 : TPTP v8.1.0. Released v1.0.0.
% 0.03/0.12  % Command  : metis --show proof --show saturation %s
% 0.12/0.33  % Computer : n010.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Fri Jul  1 14:18:03 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.12/0.34  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.42/0.57  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.42/0.57  
% 0.42/0.57  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.42/0.57  
%------------------------------------------------------------------------------