TSTP Solution File: GRP006-1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : GRP006-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n010.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Fri Sep 16 22:25:23 EDT 2022

% Result   : Unsatisfiable 0.21s 0.42s
% Output   : Proof 0.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :   27
% Syntax   : Number of formulae    :   53 (  20 unt;   5 typ;   0 def)
%            Number of atoms       :  263 (   0 equ)
%            Maximal formula atoms :   16 (   5 avg)
%            Number of connectives :  392 ( 187   ~; 181   |;   0   &)
%                                         (  24 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of FOOLs       :   10 (  10 fml;   0 var)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    5 (   3   >;   2   *;   0   +;   0  <<)
%            Number of predicates  :    7 (   6 usr;   1 prp; 0-3 aty)
%            Number of functors    :    3 (   3 usr;   2 con; 0-1 aty)
%            Number of variables   :  107 (  99   !;   0   ?; 107   :)

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

tff(inverse_type,type,
    inverse: $i > $i ).

tff(the_element_type,type,
    the_element: $i ).

tff(identity_type,type,
    identity: $i ).

tff(an_element_type,type,
    an_element: $i > $o ).

tff(1,plain,
    ^ [X: $i] :
      refl(
        ( product(identity,X,X)
      <=> product(identity,X,X) )),
    inference(bind,[status(th)],]) ).

tff(2,plain,
    ( ! [X: $i] : product(identity,X,X)
  <=> ! [X: $i] : product(identity,X,X) ),
    inference(quant_intro,[status(thm)],[1]) ).

tff(3,plain,
    ( ! [X: $i] : product(identity,X,X)
  <=> ! [X: $i] : product(identity,X,X) ),
    inference(rewrite,[status(thm)],]) ).

tff(4,axiom,
    ! [X: $i] : product(identity,X,X),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',left_identity) ).

tff(5,plain,
    ! [X: $i] : product(identity,X,X),
    inference(modus_ponens,[status(thm)],[4,3]) ).

tff(6,plain,
    ! [X: $i] : product(identity,X,X),
    inference(skolemize,[status(sab)],[5]) ).

tff(7,plain,
    ! [X: $i] : product(identity,X,X),
    inference(modus_ponens,[status(thm)],[6,2]) ).

tff(8,plain,
    ( ~ ! [X: $i] : product(identity,X,X)
    | product(identity,inverse(the_element),inverse(the_element)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(9,plain,
    product(identity,inverse(the_element),inverse(the_element)),
    inference(unit_resolution,[status(thm)],[8,7]) ).

tff(10,plain,
    ^ [X: $i] :
      refl(
        ( product(X,inverse(X),identity)
      <=> product(X,inverse(X),identity) )),
    inference(bind,[status(th)],]) ).

tff(11,plain,
    ( ! [X: $i] : product(X,inverse(X),identity)
  <=> ! [X: $i] : product(X,inverse(X),identity) ),
    inference(quant_intro,[status(thm)],[10]) ).

tff(12,plain,
    ( ! [X: $i] : product(X,inverse(X),identity)
  <=> ! [X: $i] : product(X,inverse(X),identity) ),
    inference(rewrite,[status(thm)],]) ).

tff(13,axiom,
    ! [X: $i] : product(X,inverse(X),identity),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',right_inverse) ).

tff(14,plain,
    ! [X: $i] : product(X,inverse(X),identity),
    inference(modus_ponens,[status(thm)],[13,12]) ).

tff(15,plain,
    ! [X: $i] : product(X,inverse(X),identity),
    inference(skolemize,[status(sab)],[14]) ).

tff(16,plain,
    ! [X: $i] : product(X,inverse(X),identity),
    inference(modus_ponens,[status(thm)],[15,11]) ).

tff(17,plain,
    ( ~ ! [X: $i] : product(X,inverse(X),identity)
    | product(the_element,inverse(the_element),identity) ),
    inference(quant_inst,[status(thm)],]) ).

tff(18,plain,
    product(the_element,inverse(the_element),identity),
    inference(unit_resolution,[status(thm)],[17,16]) ).

tff(19,plain,
    ( an_element(the_element)
  <=> an_element(the_element) ),
    inference(rewrite,[status(thm)],]) ).

tff(20,axiom,
    an_element(the_element),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',element_of_set) ).

tff(21,plain,
    an_element(the_element),
    inference(modus_ponens,[status(thm)],[20,19]) ).

tff(22,plain,
    ^ [Z: $i,Y: $i,X: $i] :
      refl(
        ( ( an_element(Z)
          | ~ product(X,inverse(Y),Z)
          | ~ an_element(Y)
          | ~ an_element(X) )
      <=> ( an_element(Z)
          | ~ product(X,inverse(Y),Z)
          | ~ an_element(Y)
          | ~ an_element(X) ) )),
    inference(bind,[status(th)],]) ).

tff(23,plain,
    ( ! [Z: $i,Y: $i,X: $i] :
        ( an_element(Z)
        | ~ product(X,inverse(Y),Z)
        | ~ an_element(Y)
        | ~ an_element(X) )
  <=> ! [Z: $i,Y: $i,X: $i] :
        ( an_element(Z)
        | ~ product(X,inverse(Y),Z)
        | ~ an_element(Y)
        | ~ an_element(X) ) ),
    inference(quant_intro,[status(thm)],[22]) ).

tff(24,plain,
    ( ! [Z: $i,Y: $i,X: $i] :
        ( an_element(Z)
        | ~ product(X,inverse(Y),Z)
        | ~ an_element(Y)
        | ~ an_element(X) )
  <=> ! [Z: $i,Y: $i,X: $i] :
        ( an_element(Z)
        | ~ product(X,inverse(Y),Z)
        | ~ an_element(Y)
        | ~ an_element(X) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(25,plain,
    ^ [Z: $i,Y: $i,X: $i] :
      trans(
        monotonicity(
          rewrite(
            ( ( ~ an_element(X)
              | ~ an_element(Y)
              | ~ product(X,inverse(Y),Z) )
          <=> ( ~ product(X,inverse(Y),Z)
              | ~ an_element(Y)
              | ~ an_element(X) ) )),
          ( ( ~ an_element(X)
            | ~ an_element(Y)
            | ~ product(X,inverse(Y),Z)
            | an_element(Z) )
        <=> ( ~ product(X,inverse(Y),Z)
            | ~ an_element(Y)
            | ~ an_element(X)
            | an_element(Z) ) )),
        rewrite(
          ( ( ~ product(X,inverse(Y),Z)
            | ~ an_element(Y)
            | ~ an_element(X)
            | an_element(Z) )
        <=> ( an_element(Z)
            | ~ product(X,inverse(Y),Z)
            | ~ an_element(Y)
            | ~ an_element(X) ) )),
        ( ( ~ an_element(X)
          | ~ an_element(Y)
          | ~ product(X,inverse(Y),Z)
          | an_element(Z) )
      <=> ( an_element(Z)
          | ~ product(X,inverse(Y),Z)
          | ~ an_element(Y)
          | ~ an_element(X) ) )),
    inference(bind,[status(th)],]) ).

tff(26,plain,
    ( ! [Z: $i,Y: $i,X: $i] :
        ( ~ an_element(X)
        | ~ an_element(Y)
        | ~ product(X,inverse(Y),Z)
        | an_element(Z) )
  <=> ! [Z: $i,Y: $i,X: $i] :
        ( an_element(Z)
        | ~ product(X,inverse(Y),Z)
        | ~ an_element(Y)
        | ~ an_element(X) ) ),
    inference(quant_intro,[status(thm)],[25]) ).

tff(27,axiom,
    ! [Z: $i,Y: $i,X: $i] :
      ( ~ an_element(X)
      | ~ an_element(Y)
      | ~ product(X,inverse(Y),Z)
      | an_element(Z) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',condition) ).

tff(28,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( an_element(Z)
      | ~ product(X,inverse(Y),Z)
      | ~ an_element(Y)
      | ~ an_element(X) ),
    inference(modus_ponens,[status(thm)],[27,26]) ).

tff(29,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( an_element(Z)
      | ~ product(X,inverse(Y),Z)
      | ~ an_element(Y)
      | ~ an_element(X) ),
    inference(modus_ponens,[status(thm)],[28,24]) ).

tff(30,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( an_element(Z)
      | ~ product(X,inverse(Y),Z)
      | ~ an_element(Y)
      | ~ an_element(X) ),
    inference(skolemize,[status(sab)],[29]) ).

tff(31,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( an_element(Z)
      | ~ product(X,inverse(Y),Z)
      | ~ an_element(Y)
      | ~ an_element(X) ),
    inference(modus_ponens,[status(thm)],[30,23]) ).

tff(32,plain,
    ( ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( an_element(Z)
            | ~ product(X,inverse(Y),Z)
            | ~ an_element(Y)
            | ~ an_element(X) )
      | an_element(identity)
      | ~ product(the_element,inverse(the_element),identity)
      | ~ an_element(the_element) )
  <=> ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( an_element(Z)
            | ~ product(X,inverse(Y),Z)
            | ~ an_element(Y)
            | ~ an_element(X) )
      | an_element(identity)
      | ~ product(the_element,inverse(the_element),identity)
      | ~ an_element(the_element) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(33,plain,
    ( ( an_element(identity)
      | ~ product(the_element,inverse(the_element),identity)
      | ~ an_element(the_element)
      | ~ an_element(the_element) )
  <=> ( an_element(identity)
      | ~ product(the_element,inverse(the_element),identity)
      | ~ an_element(the_element) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(34,plain,
    ( ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( an_element(Z)
            | ~ product(X,inverse(Y),Z)
            | ~ an_element(Y)
            | ~ an_element(X) )
      | an_element(identity)
      | ~ product(the_element,inverse(the_element),identity)
      | ~ an_element(the_element)
      | ~ an_element(the_element) )
  <=> ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( an_element(Z)
            | ~ product(X,inverse(Y),Z)
            | ~ an_element(Y)
            | ~ an_element(X) )
      | an_element(identity)
      | ~ product(the_element,inverse(the_element),identity)
      | ~ an_element(the_element) ) ),
    inference(monotonicity,[status(thm)],[33]) ).

tff(35,plain,
    ( ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( an_element(Z)
            | ~ product(X,inverse(Y),Z)
            | ~ an_element(Y)
            | ~ an_element(X) )
      | an_element(identity)
      | ~ product(the_element,inverse(the_element),identity)
      | ~ an_element(the_element)
      | ~ an_element(the_element) )
  <=> ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( an_element(Z)
            | ~ product(X,inverse(Y),Z)
            | ~ an_element(Y)
            | ~ an_element(X) )
      | an_element(identity)
      | ~ product(the_element,inverse(the_element),identity)
      | ~ an_element(the_element) ) ),
    inference(transitivity,[status(thm)],[34,32]) ).

tff(36,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( an_element(Z)
          | ~ product(X,inverse(Y),Z)
          | ~ an_element(Y)
          | ~ an_element(X) )
    | an_element(identity)
    | ~ product(the_element,inverse(the_element),identity)
    | ~ an_element(the_element)
    | ~ an_element(the_element) ),
    inference(quant_inst,[status(thm)],]) ).

tff(37,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( an_element(Z)
          | ~ product(X,inverse(Y),Z)
          | ~ an_element(Y)
          | ~ an_element(X) )
    | an_element(identity)
    | ~ product(the_element,inverse(the_element),identity)
    | ~ an_element(the_element) ),
    inference(modus_ponens,[status(thm)],[36,35]) ).

tff(38,plain,
    an_element(identity),
    inference(unit_resolution,[status(thm)],[37,31,21,18]) ).

tff(39,plain,
    ( ~ an_element(inverse(the_element))
  <=> ~ an_element(inverse(the_element)) ),
    inference(rewrite,[status(thm)],]) ).

tff(40,axiom,
    ~ an_element(inverse(the_element)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_b_inverse_is_in_set) ).

tff(41,plain,
    ~ an_element(inverse(the_element)),
    inference(modus_ponens,[status(thm)],[40,39]) ).

tff(42,plain,
    ( ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( an_element(Z)
            | ~ product(X,inverse(Y),Z)
            | ~ an_element(Y)
            | ~ an_element(X) )
      | an_element(inverse(the_element))
      | ~ an_element(the_element)
      | ~ product(identity,inverse(the_element),inverse(the_element))
      | ~ an_element(identity) )
  <=> ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( an_element(Z)
            | ~ product(X,inverse(Y),Z)
            | ~ an_element(Y)
            | ~ an_element(X) )
      | an_element(inverse(the_element))
      | ~ an_element(the_element)
      | ~ product(identity,inverse(the_element),inverse(the_element))
      | ~ an_element(identity) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(43,plain,
    ( ( an_element(inverse(the_element))
      | ~ product(identity,inverse(the_element),inverse(the_element))
      | ~ an_element(the_element)
      | ~ an_element(identity) )
  <=> ( an_element(inverse(the_element))
      | ~ an_element(the_element)
      | ~ product(identity,inverse(the_element),inverse(the_element))
      | ~ an_element(identity) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(44,plain,
    ( ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( an_element(Z)
            | ~ product(X,inverse(Y),Z)
            | ~ an_element(Y)
            | ~ an_element(X) )
      | an_element(inverse(the_element))
      | ~ product(identity,inverse(the_element),inverse(the_element))
      | ~ an_element(the_element)
      | ~ an_element(identity) )
  <=> ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( an_element(Z)
            | ~ product(X,inverse(Y),Z)
            | ~ an_element(Y)
            | ~ an_element(X) )
      | an_element(inverse(the_element))
      | ~ an_element(the_element)
      | ~ product(identity,inverse(the_element),inverse(the_element))
      | ~ an_element(identity) ) ),
    inference(monotonicity,[status(thm)],[43]) ).

tff(45,plain,
    ( ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( an_element(Z)
            | ~ product(X,inverse(Y),Z)
            | ~ an_element(Y)
            | ~ an_element(X) )
      | an_element(inverse(the_element))
      | ~ product(identity,inverse(the_element),inverse(the_element))
      | ~ an_element(the_element)
      | ~ an_element(identity) )
  <=> ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( an_element(Z)
            | ~ product(X,inverse(Y),Z)
            | ~ an_element(Y)
            | ~ an_element(X) )
      | an_element(inverse(the_element))
      | ~ an_element(the_element)
      | ~ product(identity,inverse(the_element),inverse(the_element))
      | ~ an_element(identity) ) ),
    inference(transitivity,[status(thm)],[44,42]) ).

tff(46,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( an_element(Z)
          | ~ product(X,inverse(Y),Z)
          | ~ an_element(Y)
          | ~ an_element(X) )
    | an_element(inverse(the_element))
    | ~ product(identity,inverse(the_element),inverse(the_element))
    | ~ an_element(the_element)
    | ~ an_element(identity) ),
    inference(quant_inst,[status(thm)],]) ).

tff(47,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( an_element(Z)
          | ~ product(X,inverse(Y),Z)
          | ~ an_element(Y)
          | ~ an_element(X) )
    | an_element(inverse(the_element))
    | ~ an_element(the_element)
    | ~ product(identity,inverse(the_element),inverse(the_element))
    | ~ an_element(identity) ),
    inference(modus_ponens,[status(thm)],[46,45]) ).

tff(48,plain,
    $false,
    inference(unit_resolution,[status(thm)],[47,31,21,41,38,9]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem  : GRP006-1 : TPTP v8.1.0. Released v1.0.0.
% 0.04/0.13  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.13/0.34  % Computer : n010.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
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 300
% 0.13/0.35  % DateTime : Wed Aug 31 13:55:58 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.
% 0.21/0.42  % SZS status Unsatisfiable
% 0.21/0.42  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------