TSTP Solution File: COM007+1 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : COM007+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n017.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 : Fri Jul 15 01:32:27 EDT 2022

% Result   : Theorem 0.20s 0.36s
% Output   : CNFRefutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   19
%            Number of leaves      :   10
% Syntax   : Number of formulae    :   90 (  22 unt;   0 def)
%            Number of atoms       :  199 (   0 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :  186 (  77   ~;  93   |;   9   &)
%                                         (   0 <=>;   7  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   3 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    5 (   4 usr;   2 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   3 con; 0-2 aty)
%            Number of variables   :   91 (   0 sgn  57   !;   3   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(assumption,axiom,
    ( reflexive_rewrite(a,b)
    & reflexive_rewrite(a,c) ) ).

fof(goal_ax,axiom,
    ! [A] :
      ( ( reflexive_rewrite(b,A)
        & reflexive_rewrite(c,A) )
     => goal ) ).

fof(reflexivity,axiom,
    ! [A] : equalish(A,A) ).

fof(symmtery,axiom,
    ! [A,B] :
      ( equalish(A,B)
     => equalish(B,A) ) ).

fof(substitution,axiom,
    ! [A,B,C] :
      ( ( equalish(A,B)
        & reflexive_rewrite(B,C) )
     => reflexive_rewrite(A,C) ) ).

fof(equalish_in_reflexive_rewrite,axiom,
    ! [A,B] :
      ( equalish(A,B)
     => reflexive_rewrite(A,B) ) ).

fof(rewrite_in_reflexive_rewrite,axiom,
    ! [A,B] :
      ( rewrite(A,B)
     => reflexive_rewrite(A,B) ) ).

fof(equalish_or_rewrite,axiom,
    ! [A,B] :
      ( reflexive_rewrite(A,B)
     => ( equalish(A,B)
        | rewrite(A,B) ) ) ).

fof(rewrite_diamond,axiom,
    ! [A,B,C] :
      ( ( rewrite(A,B)
        & rewrite(A,C) )
     => ? [D] :
          ( rewrite(B,D)
          & rewrite(C,D) ) ) ).

fof(goal_to_be_proved,conjecture,
    goal ).

fof(subgoal_0,plain,
    goal,
    inference(strip,[],[goal_to_be_proved]) ).

fof(negate_0_0,plain,
    ~ goal,
    inference(negate,[],[subgoal_0]) ).

fof(normalize_0_0,plain,
    ( reflexive_rewrite(a,b)
    & reflexive_rewrite(a,c) ),
    inference(canonicalize,[],[assumption]) ).

fof(normalize_0_1,plain,
    reflexive_rewrite(a,c),
    inference(conjunct,[],[normalize_0_0]) ).

fof(normalize_0_2,plain,
    ! [A,B,C] :
      ( ~ equalish(A,B)
      | ~ reflexive_rewrite(B,C)
      | reflexive_rewrite(A,C) ),
    inference(canonicalize,[],[substitution]) ).

fof(normalize_0_3,plain,
    ! [A,B,C] :
      ( ~ equalish(A,B)
      | ~ reflexive_rewrite(B,C)
      | reflexive_rewrite(A,C) ),
    inference(specialize,[],[normalize_0_2]) ).

fof(normalize_0_4,plain,
    ! [A,B] :
      ( ~ equalish(A,B)
      | equalish(B,A) ),
    inference(canonicalize,[],[symmtery]) ).

fof(normalize_0_5,plain,
    ! [A,B] :
      ( ~ equalish(A,B)
      | equalish(B,A) ),
    inference(specialize,[],[normalize_0_4]) ).

fof(normalize_0_6,plain,
    ! [A] :
      ( ~ reflexive_rewrite(b,A)
      | ~ reflexive_rewrite(c,A)
      | goal ),
    inference(canonicalize,[],[goal_ax]) ).

fof(normalize_0_7,plain,
    ! [A] :
      ( ~ reflexive_rewrite(b,A)
      | ~ reflexive_rewrite(c,A)
      | goal ),
    inference(specialize,[],[normalize_0_6]) ).

fof(normalize_0_8,plain,
    ~ goal,
    inference(canonicalize,[],[negate_0_0]) ).

fof(normalize_0_9,plain,
    reflexive_rewrite(a,b),
    inference(conjunct,[],[normalize_0_0]) ).

fof(normalize_0_10,plain,
    ! [A,B] :
      ( ~ rewrite(A,B)
      | reflexive_rewrite(A,B) ),
    inference(canonicalize,[],[rewrite_in_reflexive_rewrite]) ).

fof(normalize_0_11,plain,
    ! [A,B] :
      ( ~ rewrite(A,B)
      | reflexive_rewrite(A,B) ),
    inference(specialize,[],[normalize_0_10]) ).

fof(normalize_0_12,plain,
    ! [A,B] :
      ( ~ reflexive_rewrite(A,B)
      | equalish(A,B)
      | rewrite(A,B) ),
    inference(canonicalize,[],[equalish_or_rewrite]) ).

fof(normalize_0_13,plain,
    ! [A,B] :
      ( ~ reflexive_rewrite(A,B)
      | equalish(A,B)
      | rewrite(A,B) ),
    inference(specialize,[],[normalize_0_12]) ).

fof(normalize_0_14,plain,
    ! [A,B,C] :
      ( ~ rewrite(A,B)
      | ~ rewrite(A,C)
      | ? [D] :
          ( rewrite(B,D)
          & rewrite(C,D) ) ),
    inference(canonicalize,[],[rewrite_diamond]) ).

fof(normalize_0_15,plain,
    ! [A,B,C] :
      ( ~ rewrite(A,B)
      | ~ rewrite(A,C)
      | ? [D] :
          ( rewrite(B,D)
          & rewrite(C,D) ) ),
    inference(specialize,[],[normalize_0_14]) ).

fof(normalize_0_16,plain,
    ! [A,B,C] :
      ( ( ~ rewrite(A,B)
        | ~ rewrite(A,C)
        | rewrite(B,skolemFOFtoCNF_D(B,C)) )
      & ( ~ rewrite(A,B)
        | ~ rewrite(A,C)
        | rewrite(C,skolemFOFtoCNF_D(B,C)) ) ),
    inference(clausify,[],[normalize_0_15]) ).

fof(normalize_0_17,plain,
    ! [A,B,C] :
      ( ~ rewrite(A,B)
      | ~ rewrite(A,C)
      | rewrite(B,skolemFOFtoCNF_D(B,C)) ),
    inference(conjunct,[],[normalize_0_16]) ).

fof(normalize_0_18,plain,
    ! [A,B,C] :
      ( ~ rewrite(A,B)
      | ~ rewrite(A,C)
      | rewrite(C,skolemFOFtoCNF_D(B,C)) ),
    inference(conjunct,[],[normalize_0_16]) ).

fof(normalize_0_19,plain,
    ! [A] : equalish(A,A),
    inference(canonicalize,[],[reflexivity]) ).

fof(normalize_0_20,plain,
    ! [A] : equalish(A,A),
    inference(specialize,[],[normalize_0_19]) ).

fof(normalize_0_21,plain,
    ! [A,B] :
      ( ~ equalish(A,B)
      | reflexive_rewrite(A,B) ),
    inference(canonicalize,[],[equalish_in_reflexive_rewrite]) ).

fof(normalize_0_22,plain,
    ! [A,B] :
      ( ~ equalish(A,B)
      | reflexive_rewrite(A,B) ),
    inference(specialize,[],[normalize_0_21]) ).

cnf(refute_0_0,plain,
    reflexive_rewrite(a,c),
    inference(canonicalize,[],[normalize_0_1]) ).

cnf(refute_0_1,plain,
    ( ~ equalish(A,B)
    | ~ reflexive_rewrite(B,C)
    | reflexive_rewrite(A,C) ),
    inference(canonicalize,[],[normalize_0_3]) ).

cnf(refute_0_2,plain,
    ( ~ equalish(X_13,a)
    | ~ reflexive_rewrite(a,c)
    | reflexive_rewrite(X_13,c) ),
    inference(subst,[],[refute_0_1:[bind(A,$fot(X_13)),bind(B,$fot(a)),bind(C,$fot(c))]]) ).

cnf(refute_0_3,plain,
    ( ~ equalish(X_13,a)
    | reflexive_rewrite(X_13,c) ),
    inference(resolve,[$cnf( reflexive_rewrite(a,c) )],[refute_0_0,refute_0_2]) ).

cnf(refute_0_4,plain,
    ( ~ equalish(b,a)
    | reflexive_rewrite(b,c) ),
    inference(subst,[],[refute_0_3:[bind(X_13,$fot(b))]]) ).

cnf(refute_0_5,plain,
    ( ~ equalish(A,B)
    | equalish(B,A) ),
    inference(canonicalize,[],[normalize_0_5]) ).

cnf(refute_0_6,plain,
    ( ~ equalish(a,b)
    | equalish(b,a) ),
    inference(subst,[],[refute_0_5:[bind(A,$fot(a)),bind(B,$fot(b))]]) ).

cnf(refute_0_7,plain,
    ( ~ reflexive_rewrite(b,A)
    | ~ reflexive_rewrite(c,A)
    | goal ),
    inference(canonicalize,[],[normalize_0_7]) ).

cnf(refute_0_8,plain,
    ~ goal,
    inference(canonicalize,[],[normalize_0_8]) ).

cnf(refute_0_9,plain,
    ( ~ reflexive_rewrite(b,A)
    | ~ reflexive_rewrite(c,A) ),
    inference(resolve,[$cnf( goal )],[refute_0_7,refute_0_8]) ).

cnf(refute_0_10,plain,
    ( ~ reflexive_rewrite(b,b)
    | ~ reflexive_rewrite(c,b) ),
    inference(subst,[],[refute_0_9:[bind(A,$fot(b))]]) ).

cnf(refute_0_11,plain,
    reflexive_rewrite(a,b),
    inference(canonicalize,[],[normalize_0_9]) ).

cnf(refute_0_12,plain,
    ( ~ equalish(X_13,a)
    | ~ reflexive_rewrite(a,b)
    | reflexive_rewrite(X_13,b) ),
    inference(subst,[],[refute_0_1:[bind(A,$fot(X_13)),bind(B,$fot(a)),bind(C,$fot(b))]]) ).

cnf(refute_0_13,plain,
    ( ~ equalish(X_13,a)
    | reflexive_rewrite(X_13,b) ),
    inference(resolve,[$cnf( reflexive_rewrite(a,b) )],[refute_0_11,refute_0_12]) ).

cnf(refute_0_14,plain,
    ( ~ equalish(c,a)
    | reflexive_rewrite(c,b) ),
    inference(subst,[],[refute_0_13:[bind(X_13,$fot(c))]]) ).

cnf(refute_0_15,plain,
    ( ~ equalish(a,c)
    | equalish(c,a) ),
    inference(subst,[],[refute_0_5:[bind(A,$fot(a)),bind(B,$fot(c))]]) ).

cnf(refute_0_16,plain,
    ( ~ rewrite(A,B)
    | reflexive_rewrite(A,B) ),
    inference(canonicalize,[],[normalize_0_11]) ).

cnf(refute_0_17,plain,
    ( ~ rewrite(b,skolemFOFtoCNF_D(b,c))
    | reflexive_rewrite(b,skolemFOFtoCNF_D(b,c)) ),
    inference(subst,[],[refute_0_16:[bind(A,$fot(b)),bind(B,$fot(skolemFOFtoCNF_D(b,c)))]]) ).

cnf(refute_0_18,plain,
    ( ~ reflexive_rewrite(A,B)
    | equalish(A,B)
    | rewrite(A,B) ),
    inference(canonicalize,[],[normalize_0_13]) ).

cnf(refute_0_19,plain,
    ( ~ reflexive_rewrite(a,c)
    | equalish(a,c)
    | rewrite(a,c) ),
    inference(subst,[],[refute_0_18:[bind(A,$fot(a)),bind(B,$fot(c))]]) ).

cnf(refute_0_20,plain,
    ( equalish(a,c)
    | rewrite(a,c) ),
    inference(resolve,[$cnf( reflexive_rewrite(a,c) )],[refute_0_0,refute_0_19]) ).

cnf(refute_0_21,plain,
    ( ~ reflexive_rewrite(a,b)
    | equalish(a,b)
    | rewrite(a,b) ),
    inference(subst,[],[refute_0_18:[bind(A,$fot(a)),bind(B,$fot(b))]]) ).

cnf(refute_0_22,plain,
    ( equalish(a,b)
    | rewrite(a,b) ),
    inference(resolve,[$cnf( reflexive_rewrite(a,b) )],[refute_0_11,refute_0_21]) ).

cnf(refute_0_23,plain,
    ( ~ rewrite(A,B)
    | ~ rewrite(A,C)
    | rewrite(B,skolemFOFtoCNF_D(B,C)) ),
    inference(canonicalize,[],[normalize_0_17]) ).

cnf(refute_0_24,plain,
    ( ~ rewrite(a,X_22)
    | ~ rewrite(a,b)
    | rewrite(b,skolemFOFtoCNF_D(b,X_22)) ),
    inference(subst,[],[refute_0_23:[bind(A,$fot(a)),bind(B,$fot(b)),bind(C,$fot(X_22))]]) ).

cnf(refute_0_25,plain,
    ( ~ rewrite(a,X_22)
    | equalish(a,b)
    | rewrite(b,skolemFOFtoCNF_D(b,X_22)) ),
    inference(resolve,[$cnf( rewrite(a,b) )],[refute_0_22,refute_0_24]) ).

cnf(refute_0_26,plain,
    ( ~ rewrite(a,c)
    | equalish(a,b)
    | rewrite(b,skolemFOFtoCNF_D(b,c)) ),
    inference(subst,[],[refute_0_25:[bind(X_22,$fot(c))]]) ).

cnf(refute_0_27,plain,
    ( equalish(a,b)
    | equalish(a,c)
    | rewrite(b,skolemFOFtoCNF_D(b,c)) ),
    inference(resolve,[$cnf( rewrite(a,c) )],[refute_0_20,refute_0_26]) ).

cnf(refute_0_28,plain,
    ( equalish(a,b)
    | equalish(a,c)
    | reflexive_rewrite(b,skolemFOFtoCNF_D(b,c)) ),
    inference(resolve,[$cnf( rewrite(b,skolemFOFtoCNF_D(b,c)) )],[refute_0_27,refute_0_17]) ).

cnf(refute_0_29,plain,
    ( ~ reflexive_rewrite(b,skolemFOFtoCNF_D(b,c))
    | ~ reflexive_rewrite(c,skolemFOFtoCNF_D(b,c)) ),
    inference(subst,[],[refute_0_9:[bind(A,$fot(skolemFOFtoCNF_D(b,c)))]]) ).

cnf(refute_0_30,plain,
    ( ~ rewrite(c,skolemFOFtoCNF_D(b,c))
    | reflexive_rewrite(c,skolemFOFtoCNF_D(b,c)) ),
    inference(subst,[],[refute_0_16:[bind(A,$fot(c)),bind(B,$fot(skolemFOFtoCNF_D(b,c)))]]) ).

cnf(refute_0_31,plain,
    ( ~ rewrite(A,B)
    | ~ rewrite(A,C)
    | rewrite(C,skolemFOFtoCNF_D(B,C)) ),
    inference(canonicalize,[],[normalize_0_18]) ).

cnf(refute_0_32,plain,
    ( ~ rewrite(a,X_30)
    | ~ rewrite(a,b)
    | rewrite(X_30,skolemFOFtoCNF_D(b,X_30)) ),
    inference(subst,[],[refute_0_31:[bind(A,$fot(a)),bind(B,$fot(b)),bind(C,$fot(X_30))]]) ).

cnf(refute_0_33,plain,
    ( ~ rewrite(a,X_30)
    | equalish(a,b)
    | rewrite(X_30,skolemFOFtoCNF_D(b,X_30)) ),
    inference(resolve,[$cnf( rewrite(a,b) )],[refute_0_22,refute_0_32]) ).

cnf(refute_0_34,plain,
    ( ~ rewrite(a,c)
    | equalish(a,b)
    | rewrite(c,skolemFOFtoCNF_D(b,c)) ),
    inference(subst,[],[refute_0_33:[bind(X_30,$fot(c))]]) ).

cnf(refute_0_35,plain,
    ( equalish(a,b)
    | equalish(a,c)
    | rewrite(c,skolemFOFtoCNF_D(b,c)) ),
    inference(resolve,[$cnf( rewrite(a,c) )],[refute_0_20,refute_0_34]) ).

cnf(refute_0_36,plain,
    ( equalish(a,b)
    | equalish(a,c)
    | reflexive_rewrite(c,skolemFOFtoCNF_D(b,c)) ),
    inference(resolve,[$cnf( rewrite(c,skolemFOFtoCNF_D(b,c)) )],[refute_0_35,refute_0_30]) ).

cnf(refute_0_37,plain,
    ( ~ reflexive_rewrite(b,skolemFOFtoCNF_D(b,c))
    | equalish(a,b)
    | equalish(a,c) ),
    inference(resolve,[$cnf( reflexive_rewrite(c,skolemFOFtoCNF_D(b,c)) )],[refute_0_36,refute_0_29]) ).

cnf(refute_0_38,plain,
    ( equalish(a,b)
    | equalish(a,c) ),
    inference(resolve,[$cnf( reflexive_rewrite(b,skolemFOFtoCNF_D(b,c)) )],[refute_0_28,refute_0_37]) ).

cnf(refute_0_39,plain,
    ( equalish(a,b)
    | equalish(c,a) ),
    inference(resolve,[$cnf( equalish(a,c) )],[refute_0_38,refute_0_15]) ).

cnf(refute_0_40,plain,
    ( equalish(a,b)
    | reflexive_rewrite(c,b) ),
    inference(resolve,[$cnf( equalish(c,a) )],[refute_0_39,refute_0_14]) ).

cnf(refute_0_41,plain,
    ( ~ reflexive_rewrite(b,b)
    | equalish(a,b) ),
    inference(resolve,[$cnf( reflexive_rewrite(c,b) )],[refute_0_40,refute_0_10]) ).

cnf(refute_0_42,plain,
    equalish(A,A),
    inference(canonicalize,[],[normalize_0_20]) ).

cnf(refute_0_43,plain,
    equalish(X_4,X_4),
    inference(subst,[],[refute_0_42:[bind(A,$fot(X_4))]]) ).

cnf(refute_0_44,plain,
    ( ~ equalish(A,B)
    | reflexive_rewrite(A,B) ),
    inference(canonicalize,[],[normalize_0_22]) ).

cnf(refute_0_45,plain,
    ( ~ equalish(X_4,X_4)
    | reflexive_rewrite(X_4,X_4) ),
    inference(subst,[],[refute_0_44:[bind(A,$fot(X_4)),bind(B,$fot(X_4))]]) ).

cnf(refute_0_46,plain,
    reflexive_rewrite(X_4,X_4),
    inference(resolve,[$cnf( equalish(X_4,X_4) )],[refute_0_43,refute_0_45]) ).

cnf(refute_0_47,plain,
    reflexive_rewrite(b,b),
    inference(subst,[],[refute_0_46:[bind(X_4,$fot(b))]]) ).

cnf(refute_0_48,plain,
    equalish(a,b),
    inference(resolve,[$cnf( reflexive_rewrite(b,b) )],[refute_0_47,refute_0_41]) ).

cnf(refute_0_49,plain,
    equalish(b,a),
    inference(resolve,[$cnf( equalish(a,b) )],[refute_0_48,refute_0_6]) ).

cnf(refute_0_50,plain,
    reflexive_rewrite(b,c),
    inference(resolve,[$cnf( equalish(b,a) )],[refute_0_49,refute_0_4]) ).

cnf(refute_0_51,plain,
    reflexive_rewrite(c,c),
    inference(subst,[],[refute_0_46:[bind(X_4,$fot(c))]]) ).

cnf(refute_0_52,plain,
    ( ~ reflexive_rewrite(b,c)
    | ~ reflexive_rewrite(c,c) ),
    inference(subst,[],[refute_0_9:[bind(A,$fot(c))]]) ).

cnf(refute_0_53,plain,
    ~ reflexive_rewrite(b,c),
    inference(resolve,[$cnf( reflexive_rewrite(c,c) )],[refute_0_51,refute_0_52]) ).

cnf(refute_0_54,plain,
    $false,
    inference(resolve,[$cnf( reflexive_rewrite(b,c) )],[refute_0_50,refute_0_53]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : COM007+1 : TPTP v8.1.0. Released v3.2.0.
% 0.00/0.12  % Command  : metis --show proof --show saturation %s
% 0.13/0.33  % Computer : n017.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  : 600
% 0.13/0.33  % DateTime : Thu Jun 16 19:15:26 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 0.13/0.34  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.20/0.36  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.20/0.36  
% 0.20/0.36  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.20/0.37  
%------------------------------------------------------------------------------