TSTP Solution File: SYO891_16 by Leo-III---1.7.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Leo-III---1.7.12
% Problem  : SYO891_16 : TPTP v8.2.0. Released v8.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% 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 : Tue May 21 08:58:43 EDT 2024

% Result   : Theorem 3.70s 2.25s
% Output   : Refutation 3.89s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :   15
% Syntax   : Number of formulae    :   26 (   5 unt;   6 typ;   0 def)
%            Number of atoms       :   81 (   0 equ;   0 cnn)
%            Maximal formula atoms :   10 (   4 avg)
%            Number of connectives :  240 (   2   ~;   0   |;  23   &; 177   @)
%                                         (   0 <=>;  38  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   8 avg)
%            Number of types       :    3 (   1 usr)
%            Number of type conns  :    9 (   9   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    6 (   5 usr;   2 con; 0-3 aty)
%            Number of variables   :   55 (   0   ^  38   !;  17   ?;  55   :)

% Comments : 
%------------------------------------------------------------------------------
thf('\'$ki_world\'_type',type,
    '\'$ki_world\'': $tType ).

thf('\'$ki_local_world\'_type',type,
    '\'$ki_local_world\'': '\'$ki_world\'' ).

thf('\'$ki_accessible\'_type',type,
    '\'$ki_accessible\'': '\'$ki_world\'' > '\'$ki_world\'' > $o ).

thf(qmltpeq_type,type,
    qmltpeq: '\'$ki_world\'' > $i > $i > $o ).

thf(p_type,type,
    p: '\'$ki_world\'' > $i > $o ).

thf('\'$ki_exists_in_world_$i\'_type',type,
    '\'$ki_exists_in_world_$i\'': '\'$ki_world\'' > $i > $o ).

thf(6,axiom,
    ! [A: '\'$ki_world\''] :
    ? [B: $i] : ( '\'$ki_exists_in_world_$i\'' @ A @ B ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p','$ki_exists_in_world_$i_nonempty') ).

thf(25,plain,
    ! [A: '\'$ki_world\''] :
    ? [B: $i] : ( '\'$ki_exists_in_world_$i\'' @ A @ B ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(8,axiom,
    ! [A: $i] :
      ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ A )
     => ! [B: $i] :
          ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ B )
         => ( ( qmltpeq @ '\'$ki_local_world\'' @ A @ B )
           => ( qmltpeq @ '\'$ki_local_world\'' @ B @ A ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',symmetry) ).

thf(29,plain,
    ! [A: $i] :
      ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ A )
     => ! [B: $i] :
          ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ B )
         => ( ( qmltpeq @ '\'$ki_local_world\'' @ A @ B )
           => ( qmltpeq @ '\'$ki_local_world\'' @ B @ A ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(7,axiom,
    ! [A: $i] :
      ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ A )
     => ( qmltpeq @ '\'$ki_local_world\'' @ A @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',reflexivity) ).

thf(27,plain,
    ! [A: $i] :
      ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ A )
     => ( qmltpeq @ '\'$ki_local_world\'' @ A @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(9,axiom,
    ! [A: $i] :
      ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ A )
     => ! [B: $i] :
          ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ B )
         => ! [C: $i] :
              ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ C )
             => ( ( ( qmltpeq @ '\'$ki_local_world\'' @ A @ B )
                  & ( qmltpeq @ '\'$ki_local_world\'' @ B @ C ) )
               => ( qmltpeq @ '\'$ki_local_world\'' @ A @ C ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',transitivity) ).

thf(31,plain,
    ! [A: $i] :
      ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ A )
     => ! [B: $i] :
          ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ B )
         => ! [C: $i] :
              ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ C )
             => ( ( ( qmltpeq @ '\'$ki_local_world\'' @ A @ B )
                  & ( qmltpeq @ '\'$ki_local_world\'' @ B @ C ) )
               => ( qmltpeq @ '\'$ki_local_world\'' @ A @ C ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(1,conjecture,
    ( ! [A: $i] :
        ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ A )
       => ! [B: '\'$ki_world\''] :
            ( ( '\'$ki_accessible\'' @ '\'$ki_local_world\'' @ B )
           => ? [C: $i] :
                ( ( '\'$ki_exists_in_world_$i\'' @ B @ C )
                & ( qmltpeq @ B @ A @ C ) ) ) )
   => ( ? [A: $i] :
          ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ A )
          & ? [B: '\'$ki_world\''] :
              ( ( '\'$ki_accessible\'' @ '\'$ki_local_world\'' @ B )
              & ( p @ B @ A ) ) )
     => ? [A: '\'$ki_world\''] :
          ( ( '\'$ki_accessible\'' @ '\'$ki_local_world\'' @ A )
          & ? [B: $i] :
              ( ( '\'$ki_exists_in_world_$i\'' @ A @ B )
              & ( p @ A @ B ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',verify) ).

thf(2,negated_conjecture,
    ~ ( ! [A: $i] :
          ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ A )
         => ! [B: '\'$ki_world\''] :
              ( ( '\'$ki_accessible\'' @ '\'$ki_local_world\'' @ B )
             => ? [C: $i] :
                  ( ( '\'$ki_exists_in_world_$i\'' @ B @ C )
                  & ( qmltpeq @ B @ A @ C ) ) ) )
     => ( ? [A: $i] :
            ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ A )
            & ? [B: '\'$ki_world\''] :
                ( ( '\'$ki_accessible\'' @ '\'$ki_local_world\'' @ B )
                & ( p @ B @ A ) ) )
       => ? [A: '\'$ki_world\''] :
            ( ( '\'$ki_accessible\'' @ '\'$ki_local_world\'' @ A )
            & ? [B: $i] :
                ( ( '\'$ki_exists_in_world_$i\'' @ A @ B )
                & ( p @ A @ B ) ) ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(11,plain,
    ~ ( ! [A: $i] :
          ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ A )
         => ! [B: '\'$ki_world\''] :
              ( ( '\'$ki_accessible\'' @ '\'$ki_local_world\'' @ B )
             => ? [C: $i] :
                  ( ( '\'$ki_exists_in_world_$i\'' @ B @ C )
                  & ( qmltpeq @ B @ A @ C ) ) ) )
     => ( ? [A: $i] :
            ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ A )
            & ? [B: '\'$ki_world\''] :
                ( ( '\'$ki_accessible\'' @ '\'$ki_local_world\'' @ B )
                & ( p @ B @ A ) ) )
       => ? [A: '\'$ki_world\''] :
            ( ( '\'$ki_accessible\'' @ '\'$ki_local_world\'' @ A )
            & ? [B: $i] :
                ( ( '\'$ki_exists_in_world_$i\'' @ A @ B )
                & ( p @ A @ B ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(5,axiom,
    ! [A: '\'$ki_world\'',B: '\'$ki_world\'',C: $i] :
      ( ( ( '\'$ki_exists_in_world_$i\'' @ A @ C )
        & ( '\'$ki_accessible\'' @ A @ B ) )
     => ( '\'$ki_exists_in_world_$i\'' @ B @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p','$ki_exists_in_world_$i_cumul') ).

thf(23,plain,
    ! [A: '\'$ki_world\'',B: '\'$ki_world\'',C: $i] :
      ( ( ( '\'$ki_exists_in_world_$i\'' @ A @ C )
        & ( '\'$ki_accessible\'' @ A @ B ) )
     => ( '\'$ki_exists_in_world_$i\'' @ B @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(3,axiom,
    ! [A: '\'$ki_world\''] : ( '\'$ki_accessible\'' @ A @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mrel_reflexive) ).

thf(19,plain,
    ! [A: '\'$ki_world\''] : ( '\'$ki_accessible\'' @ A @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(4,axiom,
    ! [A: '\'$ki_world\'',B: '\'$ki_world\'',C: '\'$ki_world\''] :
      ( ( ( '\'$ki_accessible\'' @ A @ B )
        & ( '\'$ki_accessible\'' @ B @ C ) )
     => ( '\'$ki_accessible\'' @ A @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mrel_transitive) ).

thf(21,plain,
    ! [A: '\'$ki_world\'',B: '\'$ki_world\'',C: '\'$ki_world\''] :
      ( ( ( '\'$ki_accessible\'' @ A @ B )
        & ( '\'$ki_accessible\'' @ B @ C ) )
     => ( '\'$ki_accessible\'' @ A @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(10,axiom,
    ! [A: $i] :
      ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ A )
     => ! [B: $i] :
          ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ B )
         => ( ( ( qmltpeq @ '\'$ki_local_world\'' @ A @ B )
              & ( p @ '\'$ki_local_world\'' @ A ) )
           => ( p @ '\'$ki_local_world\'' @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p_substitution_1) ).

thf(33,plain,
    ! [A: $i] :
      ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ A )
     => ! [B: $i] :
          ( ( '\'$ki_exists_in_world_$i\'' @ '\'$ki_local_world\'' @ B )
         => ( ( ( qmltpeq @ '\'$ki_local_world\'' @ A @ B )
              & ( p @ '\'$ki_local_world\'' @ A ) )
           => ( p @ '\'$ki_local_world\'' @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(35,plain,
    $false,
    inference(e,[status(thm)],[25,29,27,31,11,23,19,21,33]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.05/0.10  % Problem  : SYO891_16 : TPTP v8.2.0. Released v8.2.0.
% 0.05/0.12  % Command  : run_Leo-III %s %d
% 0.12/0.32  % Computer : n012.cluster.edu
% 0.12/0.32  % Model    : x86_64 x86_64
% 0.12/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.32  % Memory   : 8042.1875MB
% 0.12/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.32  % CPULimit : 300
% 0.12/0.32  % WCLimit  : 300
% 0.12/0.32  % DateTime : Mon May 20 11:03:54 EDT 2024
% 0.12/0.32  % CPUTime  : 
% 1.00/0.95  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.28/1.12  % [INFO] 	 Parsing done (174ms). 
% 1.43/1.14  % [INFO] 	 Running in sequential loop mode. 
% 1.94/1.50  % [INFO] 	 eprover registered as external prover. 
% 1.94/1.51  % [INFO] 	 cvc4 registered as external prover. 
% 1.94/1.51  % [INFO] 	 Scanning for conjecture ... 
% 2.16/1.62  % [INFO] 	 Found a conjecture (or negated_conjecture) and 8 axioms. Running axiom selection ... 
% 2.31/1.66  % [INFO] 	 Axiom selection finished. Selected 8 axioms (removed 0 axioms). 
% 2.40/1.69  % [INFO] 	 Problem is typed first-order (TPTP TFF). 
% 2.40/1.69  % [INFO] 	 Type checking passed. 
% 2.40/1.70  % [CONFIG] 	 Using configuration: timeout(300) with strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>.  Searching for refutation ... 
% 3.43/2.24  % External prover 'e' found a proof!
% 3.70/2.25  % [INFO] 	 Killing All external provers ... 
% 3.70/2.25  % Time passed: 1778ms (effective reasoning time: 1103ms)
% 3.70/2.25  % Solved by strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>
% 3.70/2.25  % Axioms used in derivation (8): $ki_exists_in_world_$i_nonempty, $ki_exists_in_world_$i_cumul, p_substitution_1, mrel_reflexive, reflexivity, mrel_transitive, transitivity, symmetry
% 3.70/2.25  % No. of inferences in proof: 20
% 3.70/2.25  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 1778 ms resp. 1103 ms w/o parsing
% 3.89/2.31  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 3.89/2.31  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------