TSTP Solution File: FLD025-4 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : FLD025-4 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n002.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 : Fri Sep 16 14:55:41 EDT 2022

% Result   : Unsatisfiable 0.21s 0.41s
% Output   : Proof 0.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   49
% Syntax   : Number of formulae    :   93 (  26 unt;   8 typ;   0 def)
%            Number of atoms       :  474 (   0 equ)
%            Maximal formula atoms :   16 (   5 avg)
%            Number of connectives :  671 ( 314   ~; 310   |;   0   &)
%                                         (  47 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   14 (   6 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of FOOLs       :   32 (  32 fml;   0 var)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    4 (   2   >;   2   *;   0   +;   0  <<)
%            Number of predicates  :    7 (   6 usr;   1 prp; 0-3 aty)
%            Number of functors    :    6 (   6 usr;   6 con; 0-0 aty)
%            Number of variables   :  312 ( 280   !;   0   ?; 312   :)

% Comments : 
%------------------------------------------------------------------------------
tff(product_type,type,
    product: ( $i * $i * $i ) > $o ).

tff(a_type,type,
    a: $i ).

tff(b_type,type,
    b: $i ).

tff(multiplicative_identity_type,type,
    multiplicative_identity: $i ).

tff(defined_type,type,
    defined: $i > $o ).

tff(u_type,type,
    u: $i ).

tff(c_type,type,
    c: $i ).

tff(d_type,type,
    d: $i ).

tff(1,plain,
    ( defined(a)
  <=> defined(a) ),
    inference(rewrite,[status(thm)],]) ).

tff(2,axiom,
    defined(a),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a_is_defined) ).

tff(3,plain,
    defined(a),
    inference(modus_ponens,[status(thm)],[2,1]) ).

tff(4,plain,
    ^ [X: $i] :
      refl(
        ( ( ~ defined(X)
          | product(multiplicative_identity,X,X) )
      <=> ( ~ defined(X)
          | product(multiplicative_identity,X,X) ) )),
    inference(bind,[status(th)],]) ).

tff(5,plain,
    ( ! [X: $i] :
        ( ~ defined(X)
        | product(multiplicative_identity,X,X) )
  <=> ! [X: $i] :
        ( ~ defined(X)
        | product(multiplicative_identity,X,X) ) ),
    inference(quant_intro,[status(thm)],[4]) ).

tff(6,plain,
    ( ! [X: $i] :
        ( ~ defined(X)
        | product(multiplicative_identity,X,X) )
  <=> ! [X: $i] :
        ( ~ defined(X)
        | product(multiplicative_identity,X,X) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(7,plain,
    ^ [X: $i] :
      rewrite(
        ( ( product(multiplicative_identity,X,X)
          | ~ defined(X) )
      <=> ( ~ defined(X)
          | product(multiplicative_identity,X,X) ) )),
    inference(bind,[status(th)],]) ).

tff(8,plain,
    ( ! [X: $i] :
        ( product(multiplicative_identity,X,X)
        | ~ defined(X) )
  <=> ! [X: $i] :
        ( ~ defined(X)
        | product(multiplicative_identity,X,X) ) ),
    inference(quant_intro,[status(thm)],[7]) ).

tff(9,axiom,
    ! [X: $i] :
      ( product(multiplicative_identity,X,X)
      | ~ defined(X) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',existence_of_identity_multiplication) ).

tff(10,plain,
    ! [X: $i] :
      ( ~ defined(X)
      | product(multiplicative_identity,X,X) ),
    inference(modus_ponens,[status(thm)],[9,8]) ).

tff(11,plain,
    ! [X: $i] :
      ( ~ defined(X)
      | product(multiplicative_identity,X,X) ),
    inference(modus_ponens,[status(thm)],[10,6]) ).

tff(12,plain,
    ! [X: $i] :
      ( ~ defined(X)
      | product(multiplicative_identity,X,X) ),
    inference(skolemize,[status(sab)],[11]) ).

tff(13,plain,
    ! [X: $i] :
      ( ~ defined(X)
      | product(multiplicative_identity,X,X) ),
    inference(modus_ponens,[status(thm)],[12,5]) ).

tff(14,plain,
    ( ( ~ ! [X: $i] :
            ( ~ defined(X)
            | product(multiplicative_identity,X,X) )
      | ~ defined(a)
      | product(multiplicative_identity,a,a) )
  <=> ( ~ ! [X: $i] :
            ( ~ defined(X)
            | product(multiplicative_identity,X,X) )
      | ~ defined(a)
      | product(multiplicative_identity,a,a) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(15,plain,
    ( ~ ! [X: $i] :
          ( ~ defined(X)
          | product(multiplicative_identity,X,X) )
    | ~ defined(a)
    | product(multiplicative_identity,a,a) ),
    inference(quant_inst,[status(thm)],]) ).

tff(16,plain,
    ( ~ ! [X: $i] :
          ( ~ defined(X)
          | product(multiplicative_identity,X,X) )
    | ~ defined(a)
    | product(multiplicative_identity,a,a) ),
    inference(modus_ponens,[status(thm)],[15,14]) ).

tff(17,plain,
    product(multiplicative_identity,a,a),
    inference(unit_resolution,[status(thm)],[16,13,3]) ).

tff(18,plain,
    ( defined(multiplicative_identity)
  <=> defined(multiplicative_identity) ),
    inference(rewrite,[status(thm)],]) ).

tff(19,axiom,
    defined(multiplicative_identity),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',well_definedness_of_multiplicative_identity) ).

tff(20,plain,
    defined(multiplicative_identity),
    inference(modus_ponens,[status(thm)],[19,18]) ).

tff(21,plain,
    ( ( ~ ! [X: $i] :
            ( ~ defined(X)
            | product(multiplicative_identity,X,X) )
      | ~ defined(multiplicative_identity)
      | product(multiplicative_identity,multiplicative_identity,multiplicative_identity) )
  <=> ( ~ ! [X: $i] :
            ( ~ defined(X)
            | product(multiplicative_identity,X,X) )
      | ~ defined(multiplicative_identity)
      | product(multiplicative_identity,multiplicative_identity,multiplicative_identity) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(22,plain,
    ( ~ ! [X: $i] :
          ( ~ defined(X)
          | product(multiplicative_identity,X,X) )
    | ~ defined(multiplicative_identity)
    | product(multiplicative_identity,multiplicative_identity,multiplicative_identity) ),
    inference(quant_inst,[status(thm)],]) ).

tff(23,plain,
    ( ~ ! [X: $i] :
          ( ~ defined(X)
          | product(multiplicative_identity,X,X) )
    | ~ defined(multiplicative_identity)
    | product(multiplicative_identity,multiplicative_identity,multiplicative_identity) ),
    inference(modus_ponens,[status(thm)],[22,21]) ).

tff(24,plain,
    product(multiplicative_identity,multiplicative_identity,multiplicative_identity),
    inference(unit_resolution,[status(thm)],[23,13,20]) ).

tff(25,plain,
    ( product(multiplicative_identity,a,b)
  <=> product(multiplicative_identity,a,b) ),
    inference(rewrite,[status(thm)],]) ).

tff(26,axiom,
    product(multiplicative_identity,a,b),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',product_6) ).

tff(27,plain,
    product(multiplicative_identity,a,b),
    inference(modus_ponens,[status(thm)],[26,25]) ).

tff(28,plain,
    ^ [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      refl(
        ( ( ~ product(U,Z,W)
          | ~ product(Y,Z,V)
          | ~ product(X,Y,U)
          | product(X,V,W) )
      <=> ( ~ product(U,Z,W)
          | ~ product(Y,Z,V)
          | ~ product(X,Y,U)
          | product(X,V,W) ) )),
    inference(bind,[status(th)],]) ).

tff(29,plain,
    ( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ product(U,Z,W)
        | ~ product(Y,Z,V)
        | ~ product(X,Y,U)
        | product(X,V,W) )
  <=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ product(U,Z,W)
        | ~ product(Y,Z,V)
        | ~ product(X,Y,U)
        | product(X,V,W) ) ),
    inference(quant_intro,[status(thm)],[28]) ).

tff(30,plain,
    ( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ product(U,Z,W)
        | ~ product(Y,Z,V)
        | ~ product(X,Y,U)
        | product(X,V,W) )
  <=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ product(U,Z,W)
        | ~ product(Y,Z,V)
        | ~ product(X,Y,U)
        | product(X,V,W) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(31,plain,
    ^ [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      trans(
        monotonicity(
          trans(
            monotonicity(
              rewrite(
                ( ( product(X,V,W)
                  | ~ product(X,Y,U) )
              <=> ( ~ product(X,Y,U)
                  | product(X,V,W) ) )),
              ( ( product(X,V,W)
                | ~ product(X,Y,U)
                | ~ product(Y,Z,V) )
            <=> ( ~ product(X,Y,U)
                | product(X,V,W)
                | ~ product(Y,Z,V) ) )),
            rewrite(
              ( ( ~ product(X,Y,U)
                | product(X,V,W)
                | ~ product(Y,Z,V) )
            <=> ( ~ product(Y,Z,V)
                | ~ product(X,Y,U)
                | product(X,V,W) ) )),
            ( ( product(X,V,W)
              | ~ product(X,Y,U)
              | ~ product(Y,Z,V) )
          <=> ( ~ product(Y,Z,V)
              | ~ product(X,Y,U)
              | product(X,V,W) ) )),
          ( ( product(X,V,W)
            | ~ product(X,Y,U)
            | ~ product(Y,Z,V)
            | ~ product(U,Z,W) )
        <=> ( ~ product(Y,Z,V)
            | ~ product(X,Y,U)
            | product(X,V,W)
            | ~ product(U,Z,W) ) )),
        rewrite(
          ( ( ~ product(Y,Z,V)
            | ~ product(X,Y,U)
            | product(X,V,W)
            | ~ product(U,Z,W) )
        <=> ( ~ product(U,Z,W)
            | ~ product(Y,Z,V)
            | ~ product(X,Y,U)
            | product(X,V,W) ) )),
        ( ( product(X,V,W)
          | ~ product(X,Y,U)
          | ~ product(Y,Z,V)
          | ~ product(U,Z,W) )
      <=> ( ~ product(U,Z,W)
          | ~ product(Y,Z,V)
          | ~ product(X,Y,U)
          | product(X,V,W) ) )),
    inference(bind,[status(th)],]) ).

tff(32,plain,
    ( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( product(X,V,W)
        | ~ product(X,Y,U)
        | ~ product(Y,Z,V)
        | ~ product(U,Z,W) )
  <=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ product(U,Z,W)
        | ~ product(Y,Z,V)
        | ~ product(X,Y,U)
        | product(X,V,W) ) ),
    inference(quant_intro,[status(thm)],[31]) ).

tff(33,axiom,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( product(X,V,W)
      | ~ product(X,Y,U)
      | ~ product(Y,Z,V)
      | ~ product(U,Z,W) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',associativity_multiplication_1) ).

tff(34,plain,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( ~ product(U,Z,W)
      | ~ product(Y,Z,V)
      | ~ product(X,Y,U)
      | product(X,V,W) ),
    inference(modus_ponens,[status(thm)],[33,32]) ).

tff(35,plain,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( ~ product(U,Z,W)
      | ~ product(Y,Z,V)
      | ~ product(X,Y,U)
      | product(X,V,W) ),
    inference(modus_ponens,[status(thm)],[34,30]) ).

tff(36,plain,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( ~ product(U,Z,W)
      | ~ product(Y,Z,V)
      | ~ product(X,Y,U)
      | product(X,V,W) ),
    inference(skolemize,[status(sab)],[35]) ).

tff(37,plain,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( ~ product(U,Z,W)
      | ~ product(Y,Z,V)
      | ~ product(X,Y,U)
      | product(X,V,W) ),
    inference(modus_ponens,[status(thm)],[36,29]) ).

tff(38,plain,
    ( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( ~ product(U,Z,W)
            | ~ product(Y,Z,V)
            | ~ product(X,Y,U)
            | product(X,V,W) )
      | ~ product(multiplicative_identity,a,a)
      | ~ product(multiplicative_identity,a,b)
      | ~ product(multiplicative_identity,multiplicative_identity,multiplicative_identity)
      | product(multiplicative_identity,b,a) )
  <=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( ~ product(U,Z,W)
            | ~ product(Y,Z,V)
            | ~ product(X,Y,U)
            | product(X,V,W) )
      | ~ product(multiplicative_identity,a,a)
      | ~ product(multiplicative_identity,a,b)
      | ~ product(multiplicative_identity,multiplicative_identity,multiplicative_identity)
      | product(multiplicative_identity,b,a) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(39,plain,
    ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
          ( ~ product(U,Z,W)
          | ~ product(Y,Z,V)
          | ~ product(X,Y,U)
          | product(X,V,W) )
    | ~ product(multiplicative_identity,a,a)
    | ~ product(multiplicative_identity,a,b)
    | ~ product(multiplicative_identity,multiplicative_identity,multiplicative_identity)
    | product(multiplicative_identity,b,a) ),
    inference(quant_inst,[status(thm)],]) ).

tff(40,plain,
    ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
          ( ~ product(U,Z,W)
          | ~ product(Y,Z,V)
          | ~ product(X,Y,U)
          | product(X,V,W) )
    | ~ product(multiplicative_identity,a,a)
    | ~ product(multiplicative_identity,a,b)
    | ~ product(multiplicative_identity,multiplicative_identity,multiplicative_identity)
    | product(multiplicative_identity,b,a) ),
    inference(modus_ponens,[status(thm)],[39,38]) ).

tff(41,plain,
    product(multiplicative_identity,b,a),
    inference(unit_resolution,[status(thm)],[40,37,27,24,17]) ).

tff(42,plain,
    ( product(a,c,u)
  <=> product(a,c,u) ),
    inference(rewrite,[status(thm)],]) ).

tff(43,axiom,
    product(a,c,u),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',product_8) ).

tff(44,plain,
    product(a,c,u),
    inference(modus_ponens,[status(thm)],[43,42]) ).

tff(45,plain,
    ^ [Z: $i,Y: $i,X: $i] :
      refl(
        ( ( ~ product(X,Y,Z)
          | product(Y,X,Z) )
      <=> ( ~ product(X,Y,Z)
          | product(Y,X,Z) ) )),
    inference(bind,[status(th)],]) ).

tff(46,plain,
    ( ! [Z: $i,Y: $i,X: $i] :
        ( ~ product(X,Y,Z)
        | product(Y,X,Z) )
  <=> ! [Z: $i,Y: $i,X: $i] :
        ( ~ product(X,Y,Z)
        | product(Y,X,Z) ) ),
    inference(quant_intro,[status(thm)],[45]) ).

tff(47,plain,
    ( ! [Z: $i,Y: $i,X: $i] :
        ( ~ product(X,Y,Z)
        | product(Y,X,Z) )
  <=> ! [Z: $i,Y: $i,X: $i] :
        ( ~ product(X,Y,Z)
        | product(Y,X,Z) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(48,plain,
    ^ [Z: $i,Y: $i,X: $i] :
      rewrite(
        ( ( product(Y,X,Z)
          | ~ product(X,Y,Z) )
      <=> ( ~ product(X,Y,Z)
          | product(Y,X,Z) ) )),
    inference(bind,[status(th)],]) ).

tff(49,plain,
    ( ! [Z: $i,Y: $i,X: $i] :
        ( product(Y,X,Z)
        | ~ product(X,Y,Z) )
  <=> ! [Z: $i,Y: $i,X: $i] :
        ( ~ product(X,Y,Z)
        | product(Y,X,Z) ) ),
    inference(quant_intro,[status(thm)],[48]) ).

tff(50,axiom,
    ! [Z: $i,Y: $i,X: $i] :
      ( product(Y,X,Z)
      | ~ product(X,Y,Z) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',commutativity_multiplication) ).

tff(51,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( ~ product(X,Y,Z)
      | product(Y,X,Z) ),
    inference(modus_ponens,[status(thm)],[50,49]) ).

tff(52,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( ~ product(X,Y,Z)
      | product(Y,X,Z) ),
    inference(modus_ponens,[status(thm)],[51,47]) ).

tff(53,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( ~ product(X,Y,Z)
      | product(Y,X,Z) ),
    inference(skolemize,[status(sab)],[52]) ).

tff(54,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( ~ product(X,Y,Z)
      | product(Y,X,Z) ),
    inference(modus_ponens,[status(thm)],[53,46]) ).

tff(55,plain,
    ( ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( ~ product(X,Y,Z)
            | product(Y,X,Z) )
      | ~ product(a,c,u)
      | product(c,a,u) )
  <=> ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( ~ product(X,Y,Z)
            | product(Y,X,Z) )
      | ~ product(a,c,u)
      | product(c,a,u) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(56,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( ~ product(X,Y,Z)
          | product(Y,X,Z) )
    | ~ product(a,c,u)
    | product(c,a,u) ),
    inference(quant_inst,[status(thm)],]) ).

tff(57,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( ~ product(X,Y,Z)
          | product(Y,X,Z) )
    | ~ product(a,c,u)
    | product(c,a,u) ),
    inference(modus_ponens,[status(thm)],[56,55]) ).

tff(58,plain,
    product(c,a,u),
    inference(unit_resolution,[status(thm)],[57,54,44]) ).

tff(59,plain,
    ( product(multiplicative_identity,c,d)
  <=> product(multiplicative_identity,c,d) ),
    inference(rewrite,[status(thm)],]) ).

tff(60,axiom,
    product(multiplicative_identity,c,d),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',product_7) ).

tff(61,plain,
    product(multiplicative_identity,c,d),
    inference(modus_ponens,[status(thm)],[60,59]) ).

tff(62,plain,
    ( ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( ~ product(X,Y,Z)
            | product(Y,X,Z) )
      | ~ product(multiplicative_identity,c,d)
      | product(c,multiplicative_identity,d) )
  <=> ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( ~ product(X,Y,Z)
            | product(Y,X,Z) )
      | ~ product(multiplicative_identity,c,d)
      | product(c,multiplicative_identity,d) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(63,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( ~ product(X,Y,Z)
          | product(Y,X,Z) )
    | ~ product(multiplicative_identity,c,d)
    | product(c,multiplicative_identity,d) ),
    inference(quant_inst,[status(thm)],]) ).

tff(64,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( ~ product(X,Y,Z)
          | product(Y,X,Z) )
    | ~ product(multiplicative_identity,c,d)
    | product(c,multiplicative_identity,d) ),
    inference(modus_ponens,[status(thm)],[63,62]) ).

tff(65,plain,
    product(c,multiplicative_identity,d),
    inference(unit_resolution,[status(thm)],[64,54,61]) ).

tff(66,plain,
    ( ~ product(d,b,u)
  <=> ~ product(d,b,u) ),
    inference(rewrite,[status(thm)],]) ).

tff(67,axiom,
    ~ product(d,b,u),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',not_product_9) ).

tff(68,plain,
    ~ product(d,b,u),
    inference(modus_ponens,[status(thm)],[67,66]) ).

tff(69,plain,
    ^ [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      refl(
        ( ( product(U,Z,W)
          | ~ product(Y,Z,V)
          | ~ product(X,Y,U)
          | ~ product(X,V,W) )
      <=> ( product(U,Z,W)
          | ~ product(Y,Z,V)
          | ~ product(X,Y,U)
          | ~ product(X,V,W) ) )),
    inference(bind,[status(th)],]) ).

tff(70,plain,
    ( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( product(U,Z,W)
        | ~ product(Y,Z,V)
        | ~ product(X,Y,U)
        | ~ product(X,V,W) )
  <=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( product(U,Z,W)
        | ~ product(Y,Z,V)
        | ~ product(X,Y,U)
        | ~ product(X,V,W) ) ),
    inference(quant_intro,[status(thm)],[69]) ).

tff(71,plain,
    ( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( product(U,Z,W)
        | ~ product(Y,Z,V)
        | ~ product(X,Y,U)
        | ~ product(X,V,W) )
  <=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( product(U,Z,W)
        | ~ product(Y,Z,V)
        | ~ product(X,Y,U)
        | ~ product(X,V,W) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(72,plain,
    ^ [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      trans(
        monotonicity(
          trans(
            monotonicity(
              rewrite(
                ( ( product(U,Z,W)
                  | ~ product(X,Y,U) )
              <=> ( product(U,Z,W)
                  | ~ product(X,Y,U) ) )),
              ( ( product(U,Z,W)
                | ~ product(X,Y,U)
                | ~ product(Y,Z,V) )
            <=> ( product(U,Z,W)
                | ~ product(X,Y,U)
                | ~ product(Y,Z,V) ) )),
            rewrite(
              ( ( product(U,Z,W)
                | ~ product(X,Y,U)
                | ~ product(Y,Z,V) )
            <=> ( product(U,Z,W)
                | ~ product(Y,Z,V)
                | ~ product(X,Y,U) ) )),
            ( ( product(U,Z,W)
              | ~ product(X,Y,U)
              | ~ product(Y,Z,V) )
          <=> ( product(U,Z,W)
              | ~ product(Y,Z,V)
              | ~ product(X,Y,U) ) )),
          ( ( product(U,Z,W)
            | ~ product(X,Y,U)
            | ~ product(Y,Z,V)
            | ~ product(X,V,W) )
        <=> ( product(U,Z,W)
            | ~ product(Y,Z,V)
            | ~ product(X,Y,U)
            | ~ product(X,V,W) ) )),
        rewrite(
          ( ( product(U,Z,W)
            | ~ product(Y,Z,V)
            | ~ product(X,Y,U)
            | ~ product(X,V,W) )
        <=> ( product(U,Z,W)
            | ~ product(Y,Z,V)
            | ~ product(X,Y,U)
            | ~ product(X,V,W) ) )),
        ( ( product(U,Z,W)
          | ~ product(X,Y,U)
          | ~ product(Y,Z,V)
          | ~ product(X,V,W) )
      <=> ( product(U,Z,W)
          | ~ product(Y,Z,V)
          | ~ product(X,Y,U)
          | ~ product(X,V,W) ) )),
    inference(bind,[status(th)],]) ).

tff(73,plain,
    ( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( product(U,Z,W)
        | ~ product(X,Y,U)
        | ~ product(Y,Z,V)
        | ~ product(X,V,W) )
  <=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( product(U,Z,W)
        | ~ product(Y,Z,V)
        | ~ product(X,Y,U)
        | ~ product(X,V,W) ) ),
    inference(quant_intro,[status(thm)],[72]) ).

tff(74,axiom,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( product(U,Z,W)
      | ~ product(X,Y,U)
      | ~ product(Y,Z,V)
      | ~ product(X,V,W) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/FLD002-0.ax',associativity_multiplication_2) ).

tff(75,plain,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( product(U,Z,W)
      | ~ product(Y,Z,V)
      | ~ product(X,Y,U)
      | ~ product(X,V,W) ),
    inference(modus_ponens,[status(thm)],[74,73]) ).

tff(76,plain,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( product(U,Z,W)
      | ~ product(Y,Z,V)
      | ~ product(X,Y,U)
      | ~ product(X,V,W) ),
    inference(modus_ponens,[status(thm)],[75,71]) ).

tff(77,plain,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( product(U,Z,W)
      | ~ product(Y,Z,V)
      | ~ product(X,Y,U)
      | ~ product(X,V,W) ),
    inference(skolemize,[status(sab)],[76]) ).

tff(78,plain,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( product(U,Z,W)
      | ~ product(Y,Z,V)
      | ~ product(X,Y,U)
      | ~ product(X,V,W) ),
    inference(modus_ponens,[status(thm)],[77,70]) ).

tff(79,plain,
    ( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( product(U,Z,W)
            | ~ product(Y,Z,V)
            | ~ product(X,Y,U)
            | ~ product(X,V,W) )
      | product(d,b,u)
      | ~ product(c,multiplicative_identity,d)
      | ~ product(c,a,u)
      | ~ product(multiplicative_identity,b,a) )
  <=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( product(U,Z,W)
            | ~ product(Y,Z,V)
            | ~ product(X,Y,U)
            | ~ product(X,V,W) )
      | product(d,b,u)
      | ~ product(c,multiplicative_identity,d)
      | ~ product(c,a,u)
      | ~ product(multiplicative_identity,b,a) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(80,plain,
    ( ( product(d,b,u)
      | ~ product(multiplicative_identity,b,a)
      | ~ product(c,multiplicative_identity,d)
      | ~ product(c,a,u) )
  <=> ( product(d,b,u)
      | ~ product(c,multiplicative_identity,d)
      | ~ product(c,a,u)
      | ~ product(multiplicative_identity,b,a) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(81,plain,
    ( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( product(U,Z,W)
            | ~ product(Y,Z,V)
            | ~ product(X,Y,U)
            | ~ product(X,V,W) )
      | product(d,b,u)
      | ~ product(multiplicative_identity,b,a)
      | ~ product(c,multiplicative_identity,d)
      | ~ product(c,a,u) )
  <=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( product(U,Z,W)
            | ~ product(Y,Z,V)
            | ~ product(X,Y,U)
            | ~ product(X,V,W) )
      | product(d,b,u)
      | ~ product(c,multiplicative_identity,d)
      | ~ product(c,a,u)
      | ~ product(multiplicative_identity,b,a) ) ),
    inference(monotonicity,[status(thm)],[80]) ).

tff(82,plain,
    ( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( product(U,Z,W)
            | ~ product(Y,Z,V)
            | ~ product(X,Y,U)
            | ~ product(X,V,W) )
      | product(d,b,u)
      | ~ product(multiplicative_identity,b,a)
      | ~ product(c,multiplicative_identity,d)
      | ~ product(c,a,u) )
  <=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( product(U,Z,W)
            | ~ product(Y,Z,V)
            | ~ product(X,Y,U)
            | ~ product(X,V,W) )
      | product(d,b,u)
      | ~ product(c,multiplicative_identity,d)
      | ~ product(c,a,u)
      | ~ product(multiplicative_identity,b,a) ) ),
    inference(transitivity,[status(thm)],[81,79]) ).

tff(83,plain,
    ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
          ( product(U,Z,W)
          | ~ product(Y,Z,V)
          | ~ product(X,Y,U)
          | ~ product(X,V,W) )
    | product(d,b,u)
    | ~ product(multiplicative_identity,b,a)
    | ~ product(c,multiplicative_identity,d)
    | ~ product(c,a,u) ),
    inference(quant_inst,[status(thm)],]) ).

tff(84,plain,
    ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
          ( product(U,Z,W)
          | ~ product(Y,Z,V)
          | ~ product(X,Y,U)
          | ~ product(X,V,W) )
    | product(d,b,u)
    | ~ product(c,multiplicative_identity,d)
    | ~ product(c,a,u)
    | ~ product(multiplicative_identity,b,a) ),
    inference(modus_ponens,[status(thm)],[83,82]) ).

tff(85,plain,
    $false,
    inference(unit_resolution,[status(thm)],[84,78,68,65,58,41]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : FLD025-4 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.03/0.13  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.13/0.34  % Computer : n002.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  : 300
% 0.13/0.34  % DateTime : Wed Aug 31 02:50:14 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.13/0.35  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.13/0.35  Usage: tptp [options] [-file:]file
% 0.13/0.35    -h, -?       prints this message.
% 0.13/0.35    -smt2        print SMT-LIB2 benchmark.
% 0.13/0.35    -m, -model   generate model.
% 0.13/0.35    -p, -proof   generate proof.
% 0.13/0.35    -c, -core    generate unsat core of named formulas.
% 0.13/0.35    -st, -statistics display statistics.
% 0.13/0.35    -t:timeout   set timeout (in second).
% 0.13/0.35    -smt2status  display status in smt2 format instead of SZS.
% 0.13/0.35    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.13/0.35    -<param>:<value> configuration parameter and value.
% 0.13/0.35    -o:<output-file> file to place output in.
% 0.21/0.41  % SZS status Unsatisfiable
% 0.21/0.41  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------