TSTP Solution File: SET054-7 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : SET054-7 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n016.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 : Tue Sep 20 05:05:11 EDT 2022

% Result   : Unsatisfiable 0.20s 0.43s
% Output   : Proof 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   25 (   4 unt;   2 typ;   0 def)
%            Number of atoms       :   71 (  26 equ)
%            Maximal formula atoms :    7 (   3 avg)
%            Number of connectives :   86 (  39   ~;  33   |;   0   &)
%                                         (  14 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of FOOLs       :    1 (   1 fml;   0 var)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    2 (   1   >;   1   *;   0   +;   0  <<)
%            Number of predicates  :    5 (   2 usr;   2 prp; 0-2 aty)
%            Number of functors    :    1 (   1 usr;   1 con; 0-0 aty)
%            Number of variables   :   34 (  32   !;   0   ?;  34   :)

% Comments : 
%------------------------------------------------------------------------------
tff(subclass_type,type,
    subclass: ( $i * $i ) > $o ).

tff(x_type,type,
    x: $i ).

tff(1,plain,
    ( ~ subclass(x,x)
  <=> ~ subclass(x,x) ),
    inference(rewrite,[status(thm)],]) ).

tff(2,axiom,
    ~ subclass(x,x),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_subclass_is_reflexive_1) ).

tff(3,plain,
    ~ subclass(x,x),
    inference(modus_ponens,[status(thm)],[2,1]) ).

tff(4,plain,
    ^ [Y: $i,X: $i] :
      refl(
        ( ( ( X != Y )
          | subclass(Y,X) )
      <=> ( ( X != Y )
          | subclass(Y,X) ) )),
    inference(bind,[status(th)],]) ).

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

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

tff(7,axiom,
    ! [Y: $i,X: $i] :
      ( ( X != Y )
      | subclass(Y,X) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',equal_implies_subclass2) ).

tff(8,plain,
    ! [Y: $i,X: $i] :
      ( ( X != Y )
      | subclass(Y,X) ),
    inference(modus_ponens,[status(thm)],[7,6]) ).

tff(9,plain,
    ! [Y: $i,X: $i] :
      ( ( X != Y )
      | subclass(Y,X) ),
    inference(skolemize,[status(sab)],[8]) ).

tff(10,plain,
    ! [Y: $i,X: $i] :
      ( ( X != Y )
      | subclass(Y,X) ),
    inference(modus_ponens,[status(thm)],[9,5]) ).

tff(11,plain,
    ( ( ~ ! [Y: $i,X: $i] :
            ( ( X != Y )
            | subclass(Y,X) )
      | subclass(x,x) )
  <=> ( ~ ! [Y: $i,X: $i] :
            ( ( X != Y )
            | subclass(Y,X) )
      | subclass(x,x) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(12,plain,
    ( ( $false
      | subclass(x,x) )
  <=> subclass(x,x) ),
    inference(rewrite,[status(thm)],]) ).

tff(13,plain,
    ( ~ $true
  <=> $false ),
    inference(rewrite,[status(thm)],]) ).

tff(14,plain,
    ( ( x = x )
  <=> $true ),
    inference(rewrite,[status(thm)],]) ).

tff(15,plain,
    ( ( x != x )
  <=> ~ $true ),
    inference(monotonicity,[status(thm)],[14]) ).

tff(16,plain,
    ( ( x != x )
  <=> $false ),
    inference(transitivity,[status(thm)],[15,13]) ).

tff(17,plain,
    ( ( ( x != x )
      | subclass(x,x) )
  <=> ( $false
      | subclass(x,x) ) ),
    inference(monotonicity,[status(thm)],[16]) ).

tff(18,plain,
    ( ( ( x != x )
      | subclass(x,x) )
  <=> subclass(x,x) ),
    inference(transitivity,[status(thm)],[17,12]) ).

tff(19,plain,
    ( ( ~ ! [Y: $i,X: $i] :
            ( ( X != Y )
            | subclass(Y,X) )
      | ( x != x )
      | subclass(x,x) )
  <=> ( ~ ! [Y: $i,X: $i] :
            ( ( X != Y )
            | subclass(Y,X) )
      | subclass(x,x) ) ),
    inference(monotonicity,[status(thm)],[18]) ).

tff(20,plain,
    ( ( ~ ! [Y: $i,X: $i] :
            ( ( X != Y )
            | subclass(Y,X) )
      | ( x != x )
      | subclass(x,x) )
  <=> ( ~ ! [Y: $i,X: $i] :
            ( ( X != Y )
            | subclass(Y,X) )
      | subclass(x,x) ) ),
    inference(transitivity,[status(thm)],[19,11]) ).

tff(21,plain,
    ( ~ ! [Y: $i,X: $i] :
          ( ( X != Y )
          | subclass(Y,X) )
    | ( x != x )
    | subclass(x,x) ),
    inference(quant_inst,[status(thm)],]) ).

tff(22,plain,
    ( ~ ! [Y: $i,X: $i] :
          ( ( X != Y )
          | subclass(Y,X) )
    | subclass(x,x) ),
    inference(modus_ponens,[status(thm)],[21,20]) ).

tff(23,plain,
    $false,
    inference(unit_resolution,[status(thm)],[22,10,3]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SET054-7 : 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 : n016.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 : Sat Sep  3 02:11:51 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.
% 0.20/0.43  % SZS status Unsatisfiable
% 0.20/0.43  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------