TSTP Solution File: FLD068-3 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : FLD068-3 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n012.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 14:56:06 EDT 2022

% Result   : Unsatisfiable 0.20s 0.47s
% Output   : Proof 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :   64
% Syntax   : Number of formulae    :  130 (  31 unt;   8 typ;   0 def)
%            Number of atoms       :  661 (   0 equ)
%            Maximal formula atoms :   16 (   5 avg)
%            Number of connectives :  931 ( 435   ~; 431   |;   0   &)
%                                         (  65 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   14 (   6 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of FOOLs       :   43 (  43 fml;   0 var)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    9 (   5   >;   4   *;   0   +;   0  <<)
%            Number of predicates  :    8 (   7 usr;   1 prp; 0-3 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :  367 ( 330   !;   0   ?; 367   :)

% Comments : 
%------------------------------------------------------------------------------
tff(sum_type,type,
    sum: ( $i * $i * $i ) > $o ).

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

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

tff(add_type,type,
    add: ( $i * $i ) > $i ).

tff(additive_inverse_type,type,
    additive_inverse: $i > $i ).

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

tff(additive_identity_type,type,
    additive_identity: $i ).

tff(less_or_equal_type,type,
    less_or_equal: ( $i * $i ) > $o ).

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

tff(2,axiom,
    defined(a),
    file('/export/starexec/sandbox/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(additive_inverse(X))
          | ~ defined(X) )
      <=> ( defined(additive_inverse(X))
          | ~ defined(X) ) )),
    inference(bind,[status(th)],]) ).

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

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

tff(7,axiom,
    ! [X: $i] :
      ( defined(additive_inverse(X))
      | ~ defined(X) ),
    file('/export/starexec/sandbox/benchmark/Axioms/FLD002-0.ax',well_definedness_of_additive_inverse) ).

tff(8,plain,
    ! [X: $i] :
      ( defined(additive_inverse(X))
      | ~ defined(X) ),
    inference(modus_ponens,[status(thm)],[7,6]) ).

tff(9,plain,
    ! [X: $i] :
      ( defined(additive_inverse(X))
      | ~ defined(X) ),
    inference(skolemize,[status(sab)],[8]) ).

tff(10,plain,
    ! [X: $i] :
      ( defined(additive_inverse(X))
      | ~ defined(X) ),
    inference(modus_ponens,[status(thm)],[9,5]) ).

tff(11,plain,
    ( ( ~ ! [X: $i] :
            ( defined(additive_inverse(X))
            | ~ defined(X) )
      | defined(additive_inverse(a))
      | ~ defined(a) )
  <=> ( ~ ! [X: $i] :
            ( defined(additive_inverse(X))
            | ~ defined(X) )
      | defined(additive_inverse(a))
      | ~ defined(a) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(12,plain,
    ( ~ ! [X: $i] :
          ( defined(additive_inverse(X))
          | ~ defined(X) )
    | defined(additive_inverse(a))
    | ~ defined(a) ),
    inference(quant_inst,[status(thm)],]) ).

tff(13,plain,
    ( ~ ! [X: $i] :
          ( defined(additive_inverse(X))
          | ~ defined(X) )
    | defined(additive_inverse(a))
    | ~ defined(a) ),
    inference(modus_ponens,[status(thm)],[12,11]) ).

tff(14,plain,
    defined(additive_inverse(a)),
    inference(unit_resolution,[status(thm)],[13,10,3]) ).

tff(15,plain,
    ( defined(b)
  <=> defined(b) ),
    inference(rewrite,[status(thm)],]) ).

tff(16,axiom,
    defined(b),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',b_is_defined) ).

tff(17,plain,
    defined(b),
    inference(modus_ponens,[status(thm)],[16,15]) ).

tff(18,plain,
    ^ [Y: $i,X: $i] :
      refl(
        ( ( ~ defined(X)
          | ~ defined(Y)
          | sum(X,Y,add(X,Y)) )
      <=> ( ~ defined(X)
          | ~ defined(Y)
          | sum(X,Y,add(X,Y)) ) )),
    inference(bind,[status(th)],]) ).

tff(19,plain,
    ( ! [Y: $i,X: $i] :
        ( ~ defined(X)
        | ~ defined(Y)
        | sum(X,Y,add(X,Y)) )
  <=> ! [Y: $i,X: $i] :
        ( ~ defined(X)
        | ~ defined(Y)
        | sum(X,Y,add(X,Y)) ) ),
    inference(quant_intro,[status(thm)],[18]) ).

tff(20,plain,
    ( ! [Y: $i,X: $i] :
        ( ~ defined(X)
        | ~ defined(Y)
        | sum(X,Y,add(X,Y)) )
  <=> ! [Y: $i,X: $i] :
        ( ~ defined(X)
        | ~ defined(Y)
        | sum(X,Y,add(X,Y)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(21,plain,
    ^ [Y: $i,X: $i] :
      trans(
        monotonicity(
          rewrite(
            ( ( sum(X,Y,add(X,Y))
              | ~ defined(X) )
          <=> ( ~ defined(X)
              | sum(X,Y,add(X,Y)) ) )),
          ( ( sum(X,Y,add(X,Y))
            | ~ defined(X)
            | ~ defined(Y) )
        <=> ( ~ defined(X)
            | sum(X,Y,add(X,Y))
            | ~ defined(Y) ) )),
        rewrite(
          ( ( ~ defined(X)
            | sum(X,Y,add(X,Y))
            | ~ defined(Y) )
        <=> ( ~ defined(X)
            | ~ defined(Y)
            | sum(X,Y,add(X,Y)) ) )),
        ( ( sum(X,Y,add(X,Y))
          | ~ defined(X)
          | ~ defined(Y) )
      <=> ( ~ defined(X)
          | ~ defined(Y)
          | sum(X,Y,add(X,Y)) ) )),
    inference(bind,[status(th)],]) ).

tff(22,plain,
    ( ! [Y: $i,X: $i] :
        ( sum(X,Y,add(X,Y))
        | ~ defined(X)
        | ~ defined(Y) )
  <=> ! [Y: $i,X: $i] :
        ( ~ defined(X)
        | ~ defined(Y)
        | sum(X,Y,add(X,Y)) ) ),
    inference(quant_intro,[status(thm)],[21]) ).

tff(23,axiom,
    ! [Y: $i,X: $i] :
      ( sum(X,Y,add(X,Y))
      | ~ defined(X)
      | ~ defined(Y) ),
    file('/export/starexec/sandbox/benchmark/Axioms/FLD002-0.ax',totality_of_addition) ).

tff(24,plain,
    ! [Y: $i,X: $i] :
      ( ~ defined(X)
      | ~ defined(Y)
      | sum(X,Y,add(X,Y)) ),
    inference(modus_ponens,[status(thm)],[23,22]) ).

tff(25,plain,
    ! [Y: $i,X: $i] :
      ( ~ defined(X)
      | ~ defined(Y)
      | sum(X,Y,add(X,Y)) ),
    inference(modus_ponens,[status(thm)],[24,20]) ).

tff(26,plain,
    ! [Y: $i,X: $i] :
      ( ~ defined(X)
      | ~ defined(Y)
      | sum(X,Y,add(X,Y)) ),
    inference(skolemize,[status(sab)],[25]) ).

tff(27,plain,
    ! [Y: $i,X: $i] :
      ( ~ defined(X)
      | ~ defined(Y)
      | sum(X,Y,add(X,Y)) ),
    inference(modus_ponens,[status(thm)],[26,19]) ).

tff(28,plain,
    ( ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X)
            | ~ defined(Y)
            | sum(X,Y,add(X,Y)) )
      | ~ defined(b)
      | ~ defined(additive_inverse(a))
      | sum(b,additive_inverse(a),add(b,additive_inverse(a))) )
  <=> ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X)
            | ~ defined(Y)
            | sum(X,Y,add(X,Y)) )
      | ~ defined(b)
      | ~ defined(additive_inverse(a))
      | sum(b,additive_inverse(a),add(b,additive_inverse(a))) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(29,plain,
    ( ~ ! [Y: $i,X: $i] :
          ( ~ defined(X)
          | ~ defined(Y)
          | sum(X,Y,add(X,Y)) )
    | ~ defined(b)
    | ~ defined(additive_inverse(a))
    | sum(b,additive_inverse(a),add(b,additive_inverse(a))) ),
    inference(quant_inst,[status(thm)],]) ).

tff(30,plain,
    ( ~ ! [Y: $i,X: $i] :
          ( ~ defined(X)
          | ~ defined(Y)
          | sum(X,Y,add(X,Y)) )
    | ~ defined(b)
    | ~ defined(additive_inverse(a))
    | sum(b,additive_inverse(a),add(b,additive_inverse(a))) ),
    inference(modus_ponens,[status(thm)],[29,28]) ).

tff(31,plain,
    sum(b,additive_inverse(a),add(b,additive_inverse(a))),
    inference(unit_resolution,[status(thm)],[30,27,17,14]) ).

tff(32,plain,
    ^ [Z: $i,Y: $i,X: $i] :
      refl(
        ( ( ~ sum(X,Y,Z)
          | sum(Y,X,Z) )
      <=> ( ~ sum(X,Y,Z)
          | sum(Y,X,Z) ) )),
    inference(bind,[status(th)],]) ).

tff(33,plain,
    ( ! [Z: $i,Y: $i,X: $i] :
        ( ~ sum(X,Y,Z)
        | sum(Y,X,Z) )
  <=> ! [Z: $i,Y: $i,X: $i] :
        ( ~ sum(X,Y,Z)
        | sum(Y,X,Z) ) ),
    inference(quant_intro,[status(thm)],[32]) ).

tff(34,plain,
    ( ! [Z: $i,Y: $i,X: $i] :
        ( ~ sum(X,Y,Z)
        | sum(Y,X,Z) )
  <=> ! [Z: $i,Y: $i,X: $i] :
        ( ~ sum(X,Y,Z)
        | sum(Y,X,Z) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(35,plain,
    ^ [Z: $i,Y: $i,X: $i] :
      rewrite(
        ( ( sum(Y,X,Z)
          | ~ sum(X,Y,Z) )
      <=> ( ~ sum(X,Y,Z)
          | sum(Y,X,Z) ) )),
    inference(bind,[status(th)],]) ).

tff(36,plain,
    ( ! [Z: $i,Y: $i,X: $i] :
        ( sum(Y,X,Z)
        | ~ sum(X,Y,Z) )
  <=> ! [Z: $i,Y: $i,X: $i] :
        ( ~ sum(X,Y,Z)
        | sum(Y,X,Z) ) ),
    inference(quant_intro,[status(thm)],[35]) ).

tff(37,axiom,
    ! [Z: $i,Y: $i,X: $i] :
      ( sum(Y,X,Z)
      | ~ sum(X,Y,Z) ),
    file('/export/starexec/sandbox/benchmark/Axioms/FLD002-0.ax',commutativity_addition) ).

tff(38,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( ~ sum(X,Y,Z)
      | sum(Y,X,Z) ),
    inference(modus_ponens,[status(thm)],[37,36]) ).

tff(39,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( ~ sum(X,Y,Z)
      | sum(Y,X,Z) ),
    inference(modus_ponens,[status(thm)],[38,34]) ).

tff(40,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( ~ sum(X,Y,Z)
      | sum(Y,X,Z) ),
    inference(skolemize,[status(sab)],[39]) ).

tff(41,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( ~ sum(X,Y,Z)
      | sum(Y,X,Z) ),
    inference(modus_ponens,[status(thm)],[40,33]) ).

tff(42,plain,
    ( ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( ~ sum(X,Y,Z)
            | sum(Y,X,Z) )
      | ~ sum(b,additive_inverse(a),add(b,additive_inverse(a)))
      | sum(additive_inverse(a),b,add(b,additive_inverse(a))) )
  <=> ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( ~ sum(X,Y,Z)
            | sum(Y,X,Z) )
      | ~ sum(b,additive_inverse(a),add(b,additive_inverse(a)))
      | sum(additive_inverse(a),b,add(b,additive_inverse(a))) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(43,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( ~ sum(X,Y,Z)
          | sum(Y,X,Z) )
    | ~ sum(b,additive_inverse(a),add(b,additive_inverse(a)))
    | sum(additive_inverse(a),b,add(b,additive_inverse(a))) ),
    inference(quant_inst,[status(thm)],]) ).

tff(44,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( ~ sum(X,Y,Z)
          | sum(Y,X,Z) )
    | ~ sum(b,additive_inverse(a),add(b,additive_inverse(a)))
    | sum(additive_inverse(a),b,add(b,additive_inverse(a))) ),
    inference(modus_ponens,[status(thm)],[43,42]) ).

tff(45,plain,
    sum(additive_inverse(a),b,add(b,additive_inverse(a))),
    inference(unit_resolution,[status(thm)],[44,41,31]) ).

tff(46,plain,
    ^ [X: $i] :
      refl(
        ( ( ~ defined(X)
          | sum(additive_inverse(X),X,additive_identity) )
      <=> ( ~ defined(X)
          | sum(additive_inverse(X),X,additive_identity) ) )),
    inference(bind,[status(th)],]) ).

tff(47,plain,
    ( ! [X: $i] :
        ( ~ defined(X)
        | sum(additive_inverse(X),X,additive_identity) )
  <=> ! [X: $i] :
        ( ~ defined(X)
        | sum(additive_inverse(X),X,additive_identity) ) ),
    inference(quant_intro,[status(thm)],[46]) ).

tff(48,plain,
    ( ! [X: $i] :
        ( ~ defined(X)
        | sum(additive_inverse(X),X,additive_identity) )
  <=> ! [X: $i] :
        ( ~ defined(X)
        | sum(additive_inverse(X),X,additive_identity) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(49,plain,
    ^ [X: $i] :
      rewrite(
        ( ( sum(additive_inverse(X),X,additive_identity)
          | ~ defined(X) )
      <=> ( ~ defined(X)
          | sum(additive_inverse(X),X,additive_identity) ) )),
    inference(bind,[status(th)],]) ).

tff(50,plain,
    ( ! [X: $i] :
        ( sum(additive_inverse(X),X,additive_identity)
        | ~ defined(X) )
  <=> ! [X: $i] :
        ( ~ defined(X)
        | sum(additive_inverse(X),X,additive_identity) ) ),
    inference(quant_intro,[status(thm)],[49]) ).

tff(51,axiom,
    ! [X: $i] :
      ( sum(additive_inverse(X),X,additive_identity)
      | ~ defined(X) ),
    file('/export/starexec/sandbox/benchmark/Axioms/FLD002-0.ax',existence_of_inverse_addition) ).

tff(52,plain,
    ! [X: $i] :
      ( ~ defined(X)
      | sum(additive_inverse(X),X,additive_identity) ),
    inference(modus_ponens,[status(thm)],[51,50]) ).

tff(53,plain,
    ! [X: $i] :
      ( ~ defined(X)
      | sum(additive_inverse(X),X,additive_identity) ),
    inference(modus_ponens,[status(thm)],[52,48]) ).

tff(54,plain,
    ! [X: $i] :
      ( ~ defined(X)
      | sum(additive_inverse(X),X,additive_identity) ),
    inference(skolemize,[status(sab)],[53]) ).

tff(55,plain,
    ! [X: $i] :
      ( ~ defined(X)
      | sum(additive_inverse(X),X,additive_identity) ),
    inference(modus_ponens,[status(thm)],[54,47]) ).

tff(56,plain,
    ( ( ~ ! [X: $i] :
            ( ~ defined(X)
            | sum(additive_inverse(X),X,additive_identity) )
      | ~ defined(a)
      | sum(additive_inverse(a),a,additive_identity) )
  <=> ( ~ ! [X: $i] :
            ( ~ defined(X)
            | sum(additive_inverse(X),X,additive_identity) )
      | ~ defined(a)
      | sum(additive_inverse(a),a,additive_identity) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(57,plain,
    ( ~ ! [X: $i] :
          ( ~ defined(X)
          | sum(additive_inverse(X),X,additive_identity) )
    | ~ defined(a)
    | sum(additive_inverse(a),a,additive_identity) ),
    inference(quant_inst,[status(thm)],]) ).

tff(58,plain,
    ( ~ ! [X: $i] :
          ( ~ defined(X)
          | sum(additive_inverse(X),X,additive_identity) )
    | ~ defined(a)
    | sum(additive_inverse(a),a,additive_identity) ),
    inference(modus_ponens,[status(thm)],[57,56]) ).

tff(59,plain,
    sum(additive_inverse(a),a,additive_identity),
    inference(unit_resolution,[status(thm)],[58,55,3]) ).

tff(60,plain,
    ( ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( ~ sum(X,Y,Z)
            | sum(Y,X,Z) )
      | ~ sum(additive_inverse(a),a,additive_identity)
      | sum(a,additive_inverse(a),additive_identity) )
  <=> ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( ~ sum(X,Y,Z)
            | sum(Y,X,Z) )
      | ~ sum(additive_inverse(a),a,additive_identity)
      | sum(a,additive_inverse(a),additive_identity) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(61,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( ~ sum(X,Y,Z)
          | sum(Y,X,Z) )
    | ~ sum(additive_inverse(a),a,additive_identity)
    | sum(a,additive_inverse(a),additive_identity) ),
    inference(quant_inst,[status(thm)],]) ).

tff(62,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( ~ sum(X,Y,Z)
          | sum(Y,X,Z) )
    | ~ sum(additive_inverse(a),a,additive_identity)
    | sum(a,additive_inverse(a),additive_identity) ),
    inference(modus_ponens,[status(thm)],[61,60]) ).

tff(63,plain,
    sum(a,additive_inverse(a),additive_identity),
    inference(unit_resolution,[status(thm)],[62,41,59]) ).

tff(64,plain,
    ^ [X: $i] :
      refl(
        ( ( ~ defined(X)
          | sum(additive_identity,X,X) )
      <=> ( ~ defined(X)
          | sum(additive_identity,X,X) ) )),
    inference(bind,[status(th)],]) ).

tff(65,plain,
    ( ! [X: $i] :
        ( ~ defined(X)
        | sum(additive_identity,X,X) )
  <=> ! [X: $i] :
        ( ~ defined(X)
        | sum(additive_identity,X,X) ) ),
    inference(quant_intro,[status(thm)],[64]) ).

tff(66,plain,
    ( ! [X: $i] :
        ( ~ defined(X)
        | sum(additive_identity,X,X) )
  <=> ! [X: $i] :
        ( ~ defined(X)
        | sum(additive_identity,X,X) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(67,plain,
    ^ [X: $i] :
      rewrite(
        ( ( sum(additive_identity,X,X)
          | ~ defined(X) )
      <=> ( ~ defined(X)
          | sum(additive_identity,X,X) ) )),
    inference(bind,[status(th)],]) ).

tff(68,plain,
    ( ! [X: $i] :
        ( sum(additive_identity,X,X)
        | ~ defined(X) )
  <=> ! [X: $i] :
        ( ~ defined(X)
        | sum(additive_identity,X,X) ) ),
    inference(quant_intro,[status(thm)],[67]) ).

tff(69,axiom,
    ! [X: $i] :
      ( sum(additive_identity,X,X)
      | ~ defined(X) ),
    file('/export/starexec/sandbox/benchmark/Axioms/FLD002-0.ax',existence_of_identity_addition) ).

tff(70,plain,
    ! [X: $i] :
      ( ~ defined(X)
      | sum(additive_identity,X,X) ),
    inference(modus_ponens,[status(thm)],[69,68]) ).

tff(71,plain,
    ! [X: $i] :
      ( ~ defined(X)
      | sum(additive_identity,X,X) ),
    inference(modus_ponens,[status(thm)],[70,66]) ).

tff(72,plain,
    ! [X: $i] :
      ( ~ defined(X)
      | sum(additive_identity,X,X) ),
    inference(skolemize,[status(sab)],[71]) ).

tff(73,plain,
    ! [X: $i] :
      ( ~ defined(X)
      | sum(additive_identity,X,X) ),
    inference(modus_ponens,[status(thm)],[72,65]) ).

tff(74,plain,
    ( ( ~ ! [X: $i] :
            ( ~ defined(X)
            | sum(additive_identity,X,X) )
      | ~ defined(b)
      | sum(additive_identity,b,b) )
  <=> ( ~ ! [X: $i] :
            ( ~ defined(X)
            | sum(additive_identity,X,X) )
      | ~ defined(b)
      | sum(additive_identity,b,b) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(75,plain,
    ( ~ ! [X: $i] :
          ( ~ defined(X)
          | sum(additive_identity,X,X) )
    | ~ defined(b)
    | sum(additive_identity,b,b) ),
    inference(quant_inst,[status(thm)],]) ).

tff(76,plain,
    ( ~ ! [X: $i] :
          ( ~ defined(X)
          | sum(additive_identity,X,X) )
    | ~ defined(b)
    | sum(additive_identity,b,b) ),
    inference(modus_ponens,[status(thm)],[75,74]) ).

tff(77,plain,
    sum(additive_identity,b,b),
    inference(unit_resolution,[status(thm)],[76,73,17]) ).

tff(78,plain,
    ^ [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      refl(
        ( ( ~ sum(U,Z,W)
          | ~ sum(Y,Z,V)
          | ~ sum(X,Y,U)
          | sum(X,V,W) )
      <=> ( ~ sum(U,Z,W)
          | ~ sum(Y,Z,V)
          | ~ sum(X,Y,U)
          | sum(X,V,W) ) )),
    inference(bind,[status(th)],]) ).

tff(79,plain,
    ( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ sum(U,Z,W)
        | ~ sum(Y,Z,V)
        | ~ sum(X,Y,U)
        | sum(X,V,W) )
  <=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ sum(U,Z,W)
        | ~ sum(Y,Z,V)
        | ~ sum(X,Y,U)
        | sum(X,V,W) ) ),
    inference(quant_intro,[status(thm)],[78]) ).

tff(80,plain,
    ( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ sum(U,Z,W)
        | ~ sum(Y,Z,V)
        | ~ sum(X,Y,U)
        | sum(X,V,W) )
  <=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ sum(U,Z,W)
        | ~ sum(Y,Z,V)
        | ~ sum(X,Y,U)
        | sum(X,V,W) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(81,plain,
    ^ [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      trans(
        monotonicity(
          trans(
            monotonicity(
              rewrite(
                ( ( sum(X,V,W)
                  | ~ sum(X,Y,U) )
              <=> ( ~ sum(X,Y,U)
                  | sum(X,V,W) ) )),
              ( ( sum(X,V,W)
                | ~ sum(X,Y,U)
                | ~ sum(Y,Z,V) )
            <=> ( ~ sum(X,Y,U)
                | sum(X,V,W)
                | ~ sum(Y,Z,V) ) )),
            rewrite(
              ( ( ~ sum(X,Y,U)
                | sum(X,V,W)
                | ~ sum(Y,Z,V) )
            <=> ( ~ sum(Y,Z,V)
                | ~ sum(X,Y,U)
                | sum(X,V,W) ) )),
            ( ( sum(X,V,W)
              | ~ sum(X,Y,U)
              | ~ sum(Y,Z,V) )
          <=> ( ~ sum(Y,Z,V)
              | ~ sum(X,Y,U)
              | sum(X,V,W) ) )),
          ( ( sum(X,V,W)
            | ~ sum(X,Y,U)
            | ~ sum(Y,Z,V)
            | ~ sum(U,Z,W) )
        <=> ( ~ sum(Y,Z,V)
            | ~ sum(X,Y,U)
            | sum(X,V,W)
            | ~ sum(U,Z,W) ) )),
        rewrite(
          ( ( ~ sum(Y,Z,V)
            | ~ sum(X,Y,U)
            | sum(X,V,W)
            | ~ sum(U,Z,W) )
        <=> ( ~ sum(U,Z,W)
            | ~ sum(Y,Z,V)
            | ~ sum(X,Y,U)
            | sum(X,V,W) ) )),
        ( ( sum(X,V,W)
          | ~ sum(X,Y,U)
          | ~ sum(Y,Z,V)
          | ~ sum(U,Z,W) )
      <=> ( ~ sum(U,Z,W)
          | ~ sum(Y,Z,V)
          | ~ sum(X,Y,U)
          | sum(X,V,W) ) )),
    inference(bind,[status(th)],]) ).

tff(82,plain,
    ( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( sum(X,V,W)
        | ~ sum(X,Y,U)
        | ~ sum(Y,Z,V)
        | ~ sum(U,Z,W) )
  <=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ sum(U,Z,W)
        | ~ sum(Y,Z,V)
        | ~ sum(X,Y,U)
        | sum(X,V,W) ) ),
    inference(quant_intro,[status(thm)],[81]) ).

tff(83,axiom,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( sum(X,V,W)
      | ~ sum(X,Y,U)
      | ~ sum(Y,Z,V)
      | ~ sum(U,Z,W) ),
    file('/export/starexec/sandbox/benchmark/Axioms/FLD002-0.ax',associativity_addition_1) ).

tff(84,plain,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( ~ sum(U,Z,W)
      | ~ sum(Y,Z,V)
      | ~ sum(X,Y,U)
      | sum(X,V,W) ),
    inference(modus_ponens,[status(thm)],[83,82]) ).

tff(85,plain,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( ~ sum(U,Z,W)
      | ~ sum(Y,Z,V)
      | ~ sum(X,Y,U)
      | sum(X,V,W) ),
    inference(modus_ponens,[status(thm)],[84,80]) ).

tff(86,plain,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( ~ sum(U,Z,W)
      | ~ sum(Y,Z,V)
      | ~ sum(X,Y,U)
      | sum(X,V,W) ),
    inference(skolemize,[status(sab)],[85]) ).

tff(87,plain,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( ~ sum(U,Z,W)
      | ~ sum(Y,Z,V)
      | ~ sum(X,Y,U)
      | sum(X,V,W) ),
    inference(modus_ponens,[status(thm)],[86,79]) ).

tff(88,plain,
    ( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( ~ sum(U,Z,W)
            | ~ sum(Y,Z,V)
            | ~ sum(X,Y,U)
            | sum(X,V,W) )
      | ~ sum(additive_identity,b,b)
      | ~ sum(additive_inverse(a),b,add(b,additive_inverse(a)))
      | ~ sum(a,additive_inverse(a),additive_identity)
      | sum(a,add(b,additive_inverse(a)),b) )
  <=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( ~ sum(U,Z,W)
            | ~ sum(Y,Z,V)
            | ~ sum(X,Y,U)
            | sum(X,V,W) )
      | ~ sum(additive_identity,b,b)
      | ~ sum(additive_inverse(a),b,add(b,additive_inverse(a)))
      | ~ sum(a,additive_inverse(a),additive_identity)
      | sum(a,add(b,additive_inverse(a)),b) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(89,plain,
    ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
          ( ~ sum(U,Z,W)
          | ~ sum(Y,Z,V)
          | ~ sum(X,Y,U)
          | sum(X,V,W) )
    | ~ sum(additive_identity,b,b)
    | ~ sum(additive_inverse(a),b,add(b,additive_inverse(a)))
    | ~ sum(a,additive_inverse(a),additive_identity)
    | sum(a,add(b,additive_inverse(a)),b) ),
    inference(quant_inst,[status(thm)],]) ).

tff(90,plain,
    ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
          ( ~ sum(U,Z,W)
          | ~ sum(Y,Z,V)
          | ~ sum(X,Y,U)
          | sum(X,V,W) )
    | ~ sum(additive_identity,b,b)
    | ~ sum(additive_inverse(a),b,add(b,additive_inverse(a)))
    | ~ sum(a,additive_inverse(a),additive_identity)
    | sum(a,add(b,additive_inverse(a)),b) ),
    inference(modus_ponens,[status(thm)],[89,88]) ).

tff(91,plain,
    sum(a,add(b,additive_inverse(a)),b),
    inference(unit_resolution,[status(thm)],[90,87,77,63,45]) ).

tff(92,plain,
    ( ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( ~ sum(X,Y,Z)
            | sum(Y,X,Z) )
      | ~ sum(a,add(b,additive_inverse(a)),b)
      | sum(add(b,additive_inverse(a)),a,b) )
  <=> ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( ~ sum(X,Y,Z)
            | sum(Y,X,Z) )
      | ~ sum(a,add(b,additive_inverse(a)),b)
      | sum(add(b,additive_inverse(a)),a,b) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(93,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( ~ sum(X,Y,Z)
          | sum(Y,X,Z) )
    | ~ sum(a,add(b,additive_inverse(a)),b)
    | sum(add(b,additive_inverse(a)),a,b) ),
    inference(quant_inst,[status(thm)],]) ).

tff(94,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( ~ sum(X,Y,Z)
          | sum(Y,X,Z) )
    | ~ sum(a,add(b,additive_inverse(a)),b)
    | sum(add(b,additive_inverse(a)),a,b) ),
    inference(modus_ponens,[status(thm)],[93,92]) ).

tff(95,plain,
    sum(add(b,additive_inverse(a)),a,b),
    inference(unit_resolution,[status(thm)],[94,41,91]) ).

tff(96,plain,
    ( ( ~ ! [X: $i] :
            ( ~ defined(X)
            | sum(additive_identity,X,X) )
      | ~ defined(a)
      | sum(additive_identity,a,a) )
  <=> ( ~ ! [X: $i] :
            ( ~ defined(X)
            | sum(additive_identity,X,X) )
      | ~ defined(a)
      | sum(additive_identity,a,a) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(97,plain,
    ( ~ ! [X: $i] :
          ( ~ defined(X)
          | sum(additive_identity,X,X) )
    | ~ defined(a)
    | sum(additive_identity,a,a) ),
    inference(quant_inst,[status(thm)],]) ).

tff(98,plain,
    ( ~ ! [X: $i] :
          ( ~ defined(X)
          | sum(additive_identity,X,X) )
    | ~ defined(a)
    | sum(additive_identity,a,a) ),
    inference(modus_ponens,[status(thm)],[97,96]) ).

tff(99,plain,
    sum(additive_identity,a,a),
    inference(unit_resolution,[status(thm)],[98,73,3]) ).

tff(100,plain,
    ( ~ less_or_equal(a,b)
  <=> ~ less_or_equal(a,b) ),
    inference(rewrite,[status(thm)],]) ).

tff(101,axiom,
    ~ less_or_equal(a,b),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',not_less_or_equal_4) ).

tff(102,plain,
    ~ less_or_equal(a,b),
    inference(modus_ponens,[status(thm)],[101,100]) ).

tff(103,plain,
    ( less_or_equal(additive_identity,add(b,additive_inverse(a)))
  <=> less_or_equal(additive_identity,add(b,additive_inverse(a))) ),
    inference(rewrite,[status(thm)],]) ).

tff(104,axiom,
    less_or_equal(additive_identity,add(b,additive_inverse(a))),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',less_or_equal_3) ).

tff(105,plain,
    less_or_equal(additive_identity,add(b,additive_inverse(a))),
    inference(modus_ponens,[status(thm)],[104,103]) ).

tff(106,plain,
    ^ [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      refl(
        ( ( ~ sum(Y,Z,V)
          | ~ sum(X,Z,U)
          | ~ less_or_equal(X,Y)
          | less_or_equal(U,V) )
      <=> ( ~ sum(Y,Z,V)
          | ~ sum(X,Z,U)
          | ~ less_or_equal(X,Y)
          | less_or_equal(U,V) ) )),
    inference(bind,[status(th)],]) ).

tff(107,plain,
    ( ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ sum(Y,Z,V)
        | ~ sum(X,Z,U)
        | ~ less_or_equal(X,Y)
        | less_or_equal(U,V) )
  <=> ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ sum(Y,Z,V)
        | ~ sum(X,Z,U)
        | ~ less_or_equal(X,Y)
        | less_or_equal(U,V) ) ),
    inference(quant_intro,[status(thm)],[106]) ).

tff(108,plain,
    ( ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ sum(Y,Z,V)
        | ~ sum(X,Z,U)
        | ~ less_or_equal(X,Y)
        | less_or_equal(U,V) )
  <=> ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ sum(Y,Z,V)
        | ~ sum(X,Z,U)
        | ~ less_or_equal(X,Y)
        | less_or_equal(U,V) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(109,plain,
    ^ [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      trans(
        monotonicity(
          trans(
            monotonicity(
              rewrite(
                ( ( less_or_equal(U,V)
                  | ~ less_or_equal(X,Y) )
              <=> ( ~ less_or_equal(X,Y)
                  | less_or_equal(U,V) ) )),
              ( ( less_or_equal(U,V)
                | ~ less_or_equal(X,Y)
                | ~ sum(X,Z,U) )
            <=> ( ~ less_or_equal(X,Y)
                | less_or_equal(U,V)
                | ~ sum(X,Z,U) ) )),
            rewrite(
              ( ( ~ less_or_equal(X,Y)
                | less_or_equal(U,V)
                | ~ sum(X,Z,U) )
            <=> ( ~ sum(X,Z,U)
                | ~ less_or_equal(X,Y)
                | less_or_equal(U,V) ) )),
            ( ( less_or_equal(U,V)
              | ~ less_or_equal(X,Y)
              | ~ sum(X,Z,U) )
          <=> ( ~ sum(X,Z,U)
              | ~ less_or_equal(X,Y)
              | less_or_equal(U,V) ) )),
          ( ( less_or_equal(U,V)
            | ~ less_or_equal(X,Y)
            | ~ sum(X,Z,U)
            | ~ sum(Y,Z,V) )
        <=> ( ~ sum(X,Z,U)
            | ~ less_or_equal(X,Y)
            | less_or_equal(U,V)
            | ~ sum(Y,Z,V) ) )),
        rewrite(
          ( ( ~ sum(X,Z,U)
            | ~ less_or_equal(X,Y)
            | less_or_equal(U,V)
            | ~ sum(Y,Z,V) )
        <=> ( ~ sum(Y,Z,V)
            | ~ sum(X,Z,U)
            | ~ less_or_equal(X,Y)
            | less_or_equal(U,V) ) )),
        ( ( less_or_equal(U,V)
          | ~ less_or_equal(X,Y)
          | ~ sum(X,Z,U)
          | ~ sum(Y,Z,V) )
      <=> ( ~ sum(Y,Z,V)
          | ~ sum(X,Z,U)
          | ~ less_or_equal(X,Y)
          | less_or_equal(U,V) ) )),
    inference(bind,[status(th)],]) ).

tff(110,plain,
    ( ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( less_or_equal(U,V)
        | ~ less_or_equal(X,Y)
        | ~ sum(X,Z,U)
        | ~ sum(Y,Z,V) )
  <=> ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ sum(Y,Z,V)
        | ~ sum(X,Z,U)
        | ~ less_or_equal(X,Y)
        | less_or_equal(U,V) ) ),
    inference(quant_intro,[status(thm)],[109]) ).

tff(111,axiom,
    ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( less_or_equal(U,V)
      | ~ less_or_equal(X,Y)
      | ~ sum(X,Z,U)
      | ~ sum(Y,Z,V) ),
    file('/export/starexec/sandbox/benchmark/Axioms/FLD002-0.ax',compatibility_of_order_relation_and_addition) ).

tff(112,plain,
    ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( ~ sum(Y,Z,V)
      | ~ sum(X,Z,U)
      | ~ less_or_equal(X,Y)
      | less_or_equal(U,V) ),
    inference(modus_ponens,[status(thm)],[111,110]) ).

tff(113,plain,
    ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( ~ sum(Y,Z,V)
      | ~ sum(X,Z,U)
      | ~ less_or_equal(X,Y)
      | less_or_equal(U,V) ),
    inference(modus_ponens,[status(thm)],[112,108]) ).

tff(114,plain,
    ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( ~ sum(Y,Z,V)
      | ~ sum(X,Z,U)
      | ~ less_or_equal(X,Y)
      | less_or_equal(U,V) ),
    inference(skolemize,[status(sab)],[113]) ).

tff(115,plain,
    ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( ~ sum(Y,Z,V)
      | ~ sum(X,Z,U)
      | ~ less_or_equal(X,Y)
      | less_or_equal(U,V) ),
    inference(modus_ponens,[status(thm)],[114,107]) ).

tff(116,plain,
    ( ( ~ ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( ~ sum(Y,Z,V)
            | ~ sum(X,Z,U)
            | ~ less_or_equal(X,Y)
            | less_or_equal(U,V) )
      | less_or_equal(a,b)
      | ~ less_or_equal(additive_identity,add(b,additive_inverse(a)))
      | ~ sum(additive_identity,a,a)
      | ~ sum(add(b,additive_inverse(a)),a,b) )
  <=> ( ~ ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( ~ sum(Y,Z,V)
            | ~ sum(X,Z,U)
            | ~ less_or_equal(X,Y)
            | less_or_equal(U,V) )
      | less_or_equal(a,b)
      | ~ less_or_equal(additive_identity,add(b,additive_inverse(a)))
      | ~ sum(additive_identity,a,a)
      | ~ sum(add(b,additive_inverse(a)),a,b) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(117,plain,
    ( ( ~ sum(add(b,additive_inverse(a)),a,b)
      | ~ sum(additive_identity,a,a)
      | ~ less_or_equal(additive_identity,add(b,additive_inverse(a)))
      | less_or_equal(a,b) )
  <=> ( less_or_equal(a,b)
      | ~ less_or_equal(additive_identity,add(b,additive_inverse(a)))
      | ~ sum(additive_identity,a,a)
      | ~ sum(add(b,additive_inverse(a)),a,b) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(118,plain,
    ( ( ~ ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( ~ sum(Y,Z,V)
            | ~ sum(X,Z,U)
            | ~ less_or_equal(X,Y)
            | less_or_equal(U,V) )
      | ~ sum(add(b,additive_inverse(a)),a,b)
      | ~ sum(additive_identity,a,a)
      | ~ less_or_equal(additive_identity,add(b,additive_inverse(a)))
      | less_or_equal(a,b) )
  <=> ( ~ ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( ~ sum(Y,Z,V)
            | ~ sum(X,Z,U)
            | ~ less_or_equal(X,Y)
            | less_or_equal(U,V) )
      | less_or_equal(a,b)
      | ~ less_or_equal(additive_identity,add(b,additive_inverse(a)))
      | ~ sum(additive_identity,a,a)
      | ~ sum(add(b,additive_inverse(a)),a,b) ) ),
    inference(monotonicity,[status(thm)],[117]) ).

tff(119,plain,
    ( ( ~ ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( ~ sum(Y,Z,V)
            | ~ sum(X,Z,U)
            | ~ less_or_equal(X,Y)
            | less_or_equal(U,V) )
      | ~ sum(add(b,additive_inverse(a)),a,b)
      | ~ sum(additive_identity,a,a)
      | ~ less_or_equal(additive_identity,add(b,additive_inverse(a)))
      | less_or_equal(a,b) )
  <=> ( ~ ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( ~ sum(Y,Z,V)
            | ~ sum(X,Z,U)
            | ~ less_or_equal(X,Y)
            | less_or_equal(U,V) )
      | less_or_equal(a,b)
      | ~ less_or_equal(additive_identity,add(b,additive_inverse(a)))
      | ~ sum(additive_identity,a,a)
      | ~ sum(add(b,additive_inverse(a)),a,b) ) ),
    inference(transitivity,[status(thm)],[118,116]) ).

tff(120,plain,
    ( ~ ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
          ( ~ sum(Y,Z,V)
          | ~ sum(X,Z,U)
          | ~ less_or_equal(X,Y)
          | less_or_equal(U,V) )
    | ~ sum(add(b,additive_inverse(a)),a,b)
    | ~ sum(additive_identity,a,a)
    | ~ less_or_equal(additive_identity,add(b,additive_inverse(a)))
    | less_or_equal(a,b) ),
    inference(quant_inst,[status(thm)],]) ).

tff(121,plain,
    ( ~ ! [V: $i,Z: $i,Y: $i,U: $i,X: $i] :
          ( ~ sum(Y,Z,V)
          | ~ sum(X,Z,U)
          | ~ less_or_equal(X,Y)
          | less_or_equal(U,V) )
    | less_or_equal(a,b)
    | ~ less_or_equal(additive_identity,add(b,additive_inverse(a)))
    | ~ sum(additive_identity,a,a)
    | ~ sum(add(b,additive_inverse(a)),a,b) ),
    inference(modus_ponens,[status(thm)],[120,119]) ).

tff(122,plain,
    $false,
    inference(unit_resolution,[status(thm)],[121,115,105,102,99,95]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : FLD068-3 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.07/0.13  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.13/0.34  % Computer : n012.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 03:21:50 EDT 2022
% 0.13/0.35  % 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.
% 0.20/0.47  % SZS status Unsatisfiable
% 0.20/0.47  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------