TSTP Solution File: KLE002+1 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : KLE002+1 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n021.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 02:14:29 EDT 2022

% Result   : Theorem 15.71s 15.93s
% Output   : CNFRefutation 15.77s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   60 (  33 unt;   0 def)
%            Number of atoms       :   94 (  52 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   69 (  35   ~;  25   |;   3   &)
%                                         (   3 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :  111 (   3 sgn  42   !;   5   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(additive_associativity,axiom,
    ! [C,B,A] : addition(A,addition(B,C)) = addition(addition(A,B),C) ).

fof(additive_idempotence,axiom,
    ! [A] : addition(A,A) = A ).

fof(left_distributivity,axiom,
    ! [A,B,C] : multiplication(addition(A,B),C) = addition(multiplication(A,C),multiplication(B,C)) ).

fof(order,axiom,
    ! [A,B] :
      ( leq(A,B)
    <=> addition(A,B) = B ) ).

fof(goals,conjecture,
    ! [X0,X1,X2] :
      ( leq(X0,X1)
     => leq(multiplication(X0,X2),multiplication(X1,X2)) ) ).

fof(subgoal_0,plain,
    ! [X0,X1,X2] :
      ( leq(X0,X1)
     => leq(multiplication(X0,X2),multiplication(X1,X2)) ),
    inference(strip,[],[goals]) ).

fof(negate_0_0,plain,
    ~ ! [X0,X1,X2] :
        ( leq(X0,X1)
       => leq(multiplication(X0,X2),multiplication(X1,X2)) ),
    inference(negate,[],[subgoal_0]) ).

fof(normalize_0_0,plain,
    ? [X0,X1] :
      ( leq(X0,X1)
      & ? [X2] : ~ leq(multiplication(X0,X2),multiplication(X1,X2)) ),
    inference(canonicalize,[],[negate_0_0]) ).

fof(normalize_0_1,plain,
    ( leq(skolemFOFtoCNF_X0,skolemFOFtoCNF_X1)
    & ? [X2] : ~ leq(multiplication(skolemFOFtoCNF_X0,X2),multiplication(skolemFOFtoCNF_X1,X2)) ),
    inference(skolemize,[],[normalize_0_0]) ).

fof(normalize_0_2,plain,
    ? [X2] : ~ leq(multiplication(skolemFOFtoCNF_X0,X2),multiplication(skolemFOFtoCNF_X1,X2)),
    inference(conjunct,[],[normalize_0_1]) ).

fof(normalize_0_3,plain,
    ~ leq(multiplication(skolemFOFtoCNF_X0,skolemFOFtoCNF_X2),multiplication(skolemFOFtoCNF_X1,skolemFOFtoCNF_X2)),
    inference(skolemize,[],[normalize_0_2]) ).

fof(normalize_0_4,plain,
    ! [A,B] :
      ( addition(A,B) != B
    <=> ~ leq(A,B) ),
    inference(canonicalize,[],[order]) ).

fof(normalize_0_5,plain,
    ! [A,B] :
      ( addition(A,B) != B
    <=> ~ leq(A,B) ),
    inference(specialize,[],[normalize_0_4]) ).

fof(normalize_0_6,plain,
    ! [A,B] :
      ( ( addition(A,B) != B
        | leq(A,B) )
      & ( ~ leq(A,B)
        | addition(A,B) = B ) ),
    inference(clausify,[],[normalize_0_5]) ).

fof(normalize_0_7,plain,
    ! [A,B] :
      ( addition(A,B) != B
      | leq(A,B) ),
    inference(conjunct,[],[normalize_0_6]) ).

fof(normalize_0_8,plain,
    ! [A,B,C] : addition(A,addition(B,C)) = addition(addition(A,B),C),
    inference(canonicalize,[],[additive_associativity]) ).

fof(normalize_0_9,plain,
    ! [A,B,C] : addition(A,addition(B,C)) = addition(addition(A,B),C),
    inference(specialize,[],[normalize_0_8]) ).

fof(normalize_0_10,plain,
    ! [A] : addition(A,A) = A,
    inference(canonicalize,[],[additive_idempotence]) ).

fof(normalize_0_11,plain,
    ! [A] : addition(A,A) = A,
    inference(specialize,[],[normalize_0_10]) ).

fof(normalize_0_12,plain,
    ! [A,B,C] : multiplication(addition(A,B),C) = addition(multiplication(A,C),multiplication(B,C)),
    inference(canonicalize,[],[left_distributivity]) ).

fof(normalize_0_13,plain,
    ! [A,B,C] : multiplication(addition(A,B),C) = addition(multiplication(A,C),multiplication(B,C)),
    inference(specialize,[],[normalize_0_12]) ).

fof(normalize_0_14,plain,
    leq(skolemFOFtoCNF_X0,skolemFOFtoCNF_X1),
    inference(conjunct,[],[normalize_0_1]) ).

fof(normalize_0_15,plain,
    ! [A,B] :
      ( ~ leq(A,B)
      | addition(A,B) = B ),
    inference(conjunct,[],[normalize_0_6]) ).

cnf(refute_0_0,plain,
    ~ leq(multiplication(skolemFOFtoCNF_X0,skolemFOFtoCNF_X2),multiplication(skolemFOFtoCNF_X1,skolemFOFtoCNF_X2)),
    inference(canonicalize,[],[normalize_0_3]) ).

cnf(refute_0_1,plain,
    ( addition(A,B) != B
    | leq(A,B) ),
    inference(canonicalize,[],[normalize_0_7]) ).

cnf(refute_0_2,plain,
    ( addition(X_23,addition(X_23,X_11)) != addition(X_23,X_11)
    | leq(X_23,addition(X_23,X_11)) ),
    inference(subst,[],[refute_0_1:[bind(A,$fot(X_23)),bind(B,$fot(addition(X_23,X_11)))]]) ).

cnf(refute_0_3,plain,
    addition(A,addition(B,C)) = addition(addition(A,B),C),
    inference(canonicalize,[],[normalize_0_9]) ).

cnf(refute_0_4,plain,
    addition(X_10,addition(X_10,X_11)) = addition(addition(X_10,X_10),X_11),
    inference(subst,[],[refute_0_3:[bind(A,$fot(X_10)),bind(B,$fot(X_10)),bind(C,$fot(X_11))]]) ).

cnf(refute_0_5,plain,
    addition(A,A) = A,
    inference(canonicalize,[],[normalize_0_11]) ).

cnf(refute_0_6,plain,
    addition(X_10,X_10) = X_10,
    inference(subst,[],[refute_0_5:[bind(A,$fot(X_10))]]) ).

cnf(refute_0_7,plain,
    ( addition(X_10,X_10) != X_10
    | addition(X_10,addition(X_10,X_11)) != addition(addition(X_10,X_10),X_11)
    | addition(X_10,addition(X_10,X_11)) = addition(X_10,X_11) ),
    introduced(tautology,[equality,[$cnf( $equal(addition(X_10,addition(X_10,X_11)),addition(addition(X_10,X_10),X_11)) ),[1,0],$fot(X_10)]]) ).

cnf(refute_0_8,plain,
    ( addition(X_10,addition(X_10,X_11)) != addition(addition(X_10,X_10),X_11)
    | addition(X_10,addition(X_10,X_11)) = addition(X_10,X_11) ),
    inference(resolve,[$cnf( $equal(addition(X_10,X_10),X_10) )],[refute_0_6,refute_0_7]) ).

cnf(refute_0_9,plain,
    addition(X_10,addition(X_10,X_11)) = addition(X_10,X_11),
    inference(resolve,[$cnf( $equal(addition(X_10,addition(X_10,X_11)),addition(addition(X_10,X_10),X_11)) )],[refute_0_4,refute_0_8]) ).

cnf(refute_0_10,plain,
    addition(X_23,addition(X_23,X_11)) = addition(X_23,X_11),
    inference(subst,[],[refute_0_9:[bind(X_10,$fot(X_23))]]) ).

cnf(refute_0_11,plain,
    ( addition(X_23,X_11) != addition(X_23,X_11)
    | addition(X_23,addition(X_23,X_11)) != addition(X_23,X_11)
    | addition(X_23,addition(X_23,X_11)) = addition(X_23,X_11) ),
    introduced(tautology,[equality,[$cnf( $equal(addition(X_23,addition(X_23,X_11)),addition(X_23,X_11)) ),[0,1],$fot(addition(X_23,X_11))]]) ).

cnf(refute_0_12,plain,
    ( addition(X_23,X_11) != addition(X_23,X_11)
    | addition(X_23,addition(X_23,X_11)) = addition(X_23,X_11) ),
    inference(resolve,[$cnf( $equal(addition(X_23,addition(X_23,X_11)),addition(X_23,X_11)) )],[refute_0_10,refute_0_11]) ).

cnf(refute_0_13,plain,
    ( addition(X_23,X_11) != addition(X_23,X_11)
    | leq(X_23,addition(X_23,X_11)) ),
    inference(resolve,[$cnf( $equal(addition(X_23,addition(X_23,X_11)),addition(X_23,X_11)) )],[refute_0_12,refute_0_2]) ).

cnf(refute_0_14,plain,
    addition(X_23,X_11) = addition(X_23,X_11),
    introduced(tautology,[refl,[$fot(addition(X_23,X_11))]]) ).

cnf(refute_0_15,plain,
    leq(X_23,addition(X_23,X_11)),
    inference(resolve,[$cnf( $equal(addition(X_23,X_11),addition(X_23,X_11)) )],[refute_0_14,refute_0_13]) ).

cnf(refute_0_16,plain,
    leq(multiplication(X_71,X_73),addition(multiplication(X_71,X_73),multiplication(X_72,X_73))),
    inference(subst,[],[refute_0_15:[bind(X_11,$fot(multiplication(X_72,X_73))),bind(X_23,$fot(multiplication(X_71,X_73)))]]) ).

cnf(refute_0_17,plain,
    multiplication(addition(A,B),C) = addition(multiplication(A,C),multiplication(B,C)),
    inference(canonicalize,[],[normalize_0_13]) ).

cnf(refute_0_18,plain,
    multiplication(addition(X_71,X_72),X_73) = addition(multiplication(X_71,X_73),multiplication(X_72,X_73)),
    inference(subst,[],[refute_0_17:[bind(A,$fot(X_71)),bind(B,$fot(X_72)),bind(C,$fot(X_73))]]) ).

cnf(refute_0_19,plain,
    X = X,
    introduced(tautology,[refl,[$fot(X)]]) ).

cnf(refute_0_20,plain,
    ( X != X
    | X != Y
    | Y = X ),
    introduced(tautology,[equality,[$cnf( $equal(X,X) ),[0],$fot(Y)]]) ).

cnf(refute_0_21,plain,
    ( X != Y
    | Y = X ),
    inference(resolve,[$cnf( $equal(X,X) )],[refute_0_19,refute_0_20]) ).

cnf(refute_0_22,plain,
    ( multiplication(addition(X_71,X_72),X_73) != addition(multiplication(X_71,X_73),multiplication(X_72,X_73))
    | addition(multiplication(X_71,X_73),multiplication(X_72,X_73)) = multiplication(addition(X_71,X_72),X_73) ),
    inference(subst,[],[refute_0_21:[bind(X,$fot(multiplication(addition(X_71,X_72),X_73))),bind(Y,$fot(addition(multiplication(X_71,X_73),multiplication(X_72,X_73))))]]) ).

cnf(refute_0_23,plain,
    addition(multiplication(X_71,X_73),multiplication(X_72,X_73)) = multiplication(addition(X_71,X_72),X_73),
    inference(resolve,[$cnf( $equal(multiplication(addition(X_71,X_72),X_73),addition(multiplication(X_71,X_73),multiplication(X_72,X_73))) )],[refute_0_18,refute_0_22]) ).

cnf(refute_0_24,plain,
    ( addition(multiplication(X_71,X_73),multiplication(X_72,X_73)) != multiplication(addition(X_71,X_72),X_73)
    | ~ leq(multiplication(X_71,X_73),addition(multiplication(X_71,X_73),multiplication(X_72,X_73)))
    | leq(multiplication(X_71,X_73),multiplication(addition(X_71,X_72),X_73)) ),
    introduced(tautology,[equality,[$cnf( leq(multiplication(X_71,X_73),addition(multiplication(X_71,X_73),multiplication(X_72,X_73))) ),[1],$fot(multiplication(addition(X_71,X_72),X_73))]]) ).

cnf(refute_0_25,plain,
    ( ~ leq(multiplication(X_71,X_73),addition(multiplication(X_71,X_73),multiplication(X_72,X_73)))
    | leq(multiplication(X_71,X_73),multiplication(addition(X_71,X_72),X_73)) ),
    inference(resolve,[$cnf( $equal(addition(multiplication(X_71,X_73),multiplication(X_72,X_73)),multiplication(addition(X_71,X_72),X_73)) )],[refute_0_23,refute_0_24]) ).

cnf(refute_0_26,plain,
    leq(multiplication(X_71,X_73),multiplication(addition(X_71,X_72),X_73)),
    inference(resolve,[$cnf( leq(multiplication(X_71,X_73),addition(multiplication(X_71,X_73),multiplication(X_72,X_73))) )],[refute_0_16,refute_0_25]) ).

cnf(refute_0_27,plain,
    leq(multiplication(skolemFOFtoCNF_X0,X_394),multiplication(addition(skolemFOFtoCNF_X0,skolemFOFtoCNF_X1),X_394)),
    inference(subst,[],[refute_0_26:[bind(X_71,$fot(skolemFOFtoCNF_X0)),bind(X_72,$fot(skolemFOFtoCNF_X1)),bind(X_73,$fot(X_394))]]) ).

cnf(refute_0_28,plain,
    leq(skolemFOFtoCNF_X0,skolemFOFtoCNF_X1),
    inference(canonicalize,[],[normalize_0_14]) ).

cnf(refute_0_29,plain,
    ( ~ leq(A,B)
    | addition(A,B) = B ),
    inference(canonicalize,[],[normalize_0_15]) ).

cnf(refute_0_30,plain,
    ( ~ leq(skolemFOFtoCNF_X0,skolemFOFtoCNF_X1)
    | addition(skolemFOFtoCNF_X0,skolemFOFtoCNF_X1) = skolemFOFtoCNF_X1 ),
    inference(subst,[],[refute_0_29:[bind(A,$fot(skolemFOFtoCNF_X0)),bind(B,$fot(skolemFOFtoCNF_X1))]]) ).

cnf(refute_0_31,plain,
    addition(skolemFOFtoCNF_X0,skolemFOFtoCNF_X1) = skolemFOFtoCNF_X1,
    inference(resolve,[$cnf( leq(skolemFOFtoCNF_X0,skolemFOFtoCNF_X1) )],[refute_0_28,refute_0_30]) ).

cnf(refute_0_32,plain,
    ( addition(skolemFOFtoCNF_X0,skolemFOFtoCNF_X1) != skolemFOFtoCNF_X1
    | ~ leq(multiplication(skolemFOFtoCNF_X0,X_394),multiplication(addition(skolemFOFtoCNF_X0,skolemFOFtoCNF_X1),X_394))
    | leq(multiplication(skolemFOFtoCNF_X0,X_394),multiplication(skolemFOFtoCNF_X1,X_394)) ),
    introduced(tautology,[equality,[$cnf( leq(multiplication(skolemFOFtoCNF_X0,X_394),multiplication(addition(skolemFOFtoCNF_X0,skolemFOFtoCNF_X1),X_394)) ),[1,0],$fot(skolemFOFtoCNF_X1)]]) ).

cnf(refute_0_33,plain,
    ( ~ leq(multiplication(skolemFOFtoCNF_X0,X_394),multiplication(addition(skolemFOFtoCNF_X0,skolemFOFtoCNF_X1),X_394))
    | leq(multiplication(skolemFOFtoCNF_X0,X_394),multiplication(skolemFOFtoCNF_X1,X_394)) ),
    inference(resolve,[$cnf( $equal(addition(skolemFOFtoCNF_X0,skolemFOFtoCNF_X1),skolemFOFtoCNF_X1) )],[refute_0_31,refute_0_32]) ).

cnf(refute_0_34,plain,
    leq(multiplication(skolemFOFtoCNF_X0,X_394),multiplication(skolemFOFtoCNF_X1,X_394)),
    inference(resolve,[$cnf( leq(multiplication(skolemFOFtoCNF_X0,X_394),multiplication(addition(skolemFOFtoCNF_X0,skolemFOFtoCNF_X1),X_394)) )],[refute_0_27,refute_0_33]) ).

cnf(refute_0_35,plain,
    leq(multiplication(skolemFOFtoCNF_X0,skolemFOFtoCNF_X2),multiplication(skolemFOFtoCNF_X1,skolemFOFtoCNF_X2)),
    inference(subst,[],[refute_0_34:[bind(X_394,$fot(skolemFOFtoCNF_X2))]]) ).

cnf(refute_0_36,plain,
    $false,
    inference(resolve,[$cnf( leq(multiplication(skolemFOFtoCNF_X0,skolemFOFtoCNF_X2),multiplication(skolemFOFtoCNF_X1,skolemFOFtoCNF_X2)) )],[refute_0_35,refute_0_0]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.13  % Problem  : KLE002+1 : TPTP v8.1.0. Released v4.0.0.
% 0.09/0.14  % Command  : metis --show proof --show saturation %s
% 0.14/0.35  % Computer : n021.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit : 300
% 0.14/0.36  % WCLimit  : 600
% 0.14/0.36  % DateTime : Thu Jun 16 13:05:30 EDT 2022
% 0.14/0.36  % CPUTime  : 
% 0.14/0.36  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 15.71/15.93  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 15.71/15.93  
% 15.71/15.93  % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 15.77/15.93  
%------------------------------------------------------------------------------