TSTP Solution File: DAT333_3 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : DAT333_3 : TPTP v8.2.0. Released v8.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %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 : Sun May  5 05:06:24 EDT 2024

% Result   : Theorem 0.14s 0.38s
% Output   : Refutation 0.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   15
% Syntax   : Number of formulae    :   31 (   7 unt;  10 typ;   0 def)
%            Number of atoms       :   98 (   0 equ)
%            Maximal formula atoms :    6 (   4 avg)
%            Number of connectives :   54 (  17   ~;   8   |;  23   &)
%                                         (   0 <=>;   6  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of FOOLs       :   40 (  40 fml;   0 var)
%            Number of types       :    3 (   1 usr)
%            Number of type conns  :   12 (   8   >;   4   *;   0   +;   0  <<)
%            Number of predicates  :   11 (  10 usr;   7 prp; 0-3 aty)
%            Number of functors    :    5 (   5 usr;   1 con; 0-1 aty)
%            Number of variables   :   31 (  22   !;   9   ?;  19   :)

% Comments : 
%------------------------------------------------------------------------------
tff(type_def_5,type,
    '$ki_world': $tType ).

tff(func_def_0,type,
    '$ki_local_world': '$ki_world' ).

tff(func_def_7,type,
    sK1: $i > '$ki_world' ).

tff(func_def_8,type,
    sK2: '$ki_world' > $i ).

tff(func_def_9,type,
    sK3: '$ki_world' > '$ki_world' ).

tff(func_def_10,type,
    sK4: '$ki_world' > $i ).

tff(pred_def_1,type,
    '$ki_accessible': ( '$ki_world' * '$ki_world' ) > $o ).

tff(pred_def_2,type,
    teach: ( '$ki_world' * $i * $i ) > $o ).

tff(pred_def_3,type,
    '$ki_exists_in_world_$i': ( '$ki_world' * $i ) > $o ).

tff(pred_def_4,type,
    sP0: '$ki_world' > $o ).

tff(f40,plain,
    $false,
    inference(subsumption_resolution,[],[f39,f36]) ).

tff(f36,plain,
    ! [X0: $i] : '$ki_accessible'('$ki_local_world',sK1(X0)),
    inference(subsumption_resolution,[],[f24,f34]) ).

tff(f34,plain,
    ! [X0: '$ki_world',X1: $i] : '$ki_exists_in_world_$i'(X0,X1),
    inference(cnf_transformation,[],[f10]) ).

tff(f10,plain,
    ! [X0: '$ki_world',X1] : '$ki_exists_in_world_$i'(X0,X1),
    inference(rectify,[],[f2]) ).

tff(f2,axiom,
    ! [X0: '$ki_world',X2] : '$ki_exists_in_world_$i'(X0,X2),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p','$ki_exists_in_world_$i_const') ).

tff(f24,plain,
    ! [X0: $i] :
      ( '$ki_accessible'('$ki_local_world',sK1(X0))
      | ~ '$ki_exists_in_world_$i'('$ki_local_world',X0) ),
    inference(cnf_transformation,[],[f16]) ).

tff(f16,plain,
    ! [X0] :
      ( ( ~ teach(sK1(X0),john,X0)
        & '$ki_accessible'('$ki_local_world',sK1(X0)) )
      | ~ '$ki_exists_in_world_$i'('$ki_local_world',X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK1])],[f11,f15]) ).

tff(f15,plain,
    ! [X0] :
      ( ? [X1: '$ki_world'] :
          ( ~ teach(X1,john,X0)
          & '$ki_accessible'('$ki_local_world',X1) )
     => ( ~ teach(sK1(X0),john,X0)
        & '$ki_accessible'('$ki_local_world',sK1(X0)) ) ),
    introduced(choice_axiom,[]) ).

tff(f11,plain,
    ! [X0] :
      ( ? [X1: '$ki_world'] :
          ( ~ teach(X1,john,X0)
          & '$ki_accessible'('$ki_local_world',X1) )
      | ~ '$ki_exists_in_world_$i'('$ki_local_world',X0) ),
    inference(ennf_transformation,[],[f7]) ).

tff(f7,plain,
    ~ ? [X0] :
        ( ! [X1: '$ki_world'] :
            ( '$ki_accessible'('$ki_local_world',X1)
           => teach(X1,john,X0) )
        & '$ki_exists_in_world_$i'('$ki_local_world',X0) ),
    inference(rectify,[],[f6]) ).

tff(f6,negated_conjecture,
    ~ ? [X2] :
        ( ! [X0: '$ki_world'] :
            ( '$ki_accessible'('$ki_local_world',X0)
           => teach(X0,john,X2) )
        & '$ki_exists_in_world_$i'('$ki_local_world',X2) ),
    inference(negated_conjecture,[],[f5]) ).

tff(f5,conjecture,
    ? [X2] :
      ( ! [X0: '$ki_world'] :
          ( '$ki_accessible'('$ki_local_world',X0)
         => teach(X0,john,X2) )
      & '$ki_exists_in_world_$i'('$ki_local_world',X2) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',verify) ).

tff(f39,plain,
    ~ '$ki_accessible'('$ki_local_world',sK1(math)),
    inference(resolution,[],[f38,f28]) ).

tff(f28,plain,
    ! [X0: '$ki_world'] :
      ( teach(X0,john,math)
      | ~ '$ki_accessible'('$ki_local_world',X0) ),
    inference(cnf_transformation,[],[f14]) ).

tff(f14,plain,
    ! [X0: '$ki_world'] :
      ( ( teach(X0,sue,psych)
        & teach(X0,mary,psych)
        & sP0(X0)
        & teach(X0,john,math) )
      | ~ '$ki_accessible'('$ki_local_world',X0) ),
    inference(definition_folding,[],[f12,f13]) ).

tff(f13,plain,
    ! [X0: '$ki_world'] :
      ( ? [X1] :
          ( teach(X0,X1,cs)
          & '$ki_exists_in_world_$i'(X0,X1) )
      | ~ sP0(X0) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP0])]) ).

tff(f12,plain,
    ! [X0: '$ki_world'] :
      ( ( teach(X0,sue,psych)
        & teach(X0,mary,psych)
        & ? [X1] :
            ( teach(X0,X1,cs)
            & '$ki_exists_in_world_$i'(X0,X1) )
        & teach(X0,john,math) )
      | ~ '$ki_accessible'('$ki_local_world',X0) ),
    inference(ennf_transformation,[],[f8]) ).

tff(f8,plain,
    ! [X0: '$ki_world'] :
      ( '$ki_accessible'('$ki_local_world',X0)
     => ( teach(X0,sue,psych)
        & teach(X0,mary,psych)
        & ? [X1] :
            ( teach(X0,X1,cs)
            & '$ki_exists_in_world_$i'(X0,X1) )
        & teach(X0,john,math) ) ),
    inference(rectify,[],[f4]) ).

tff(f4,axiom,
    ! [X0: '$ki_world'] :
      ( '$ki_accessible'('$ki_local_world',X0)
     => ( teach(X0,sue,psych)
        & teach(X0,mary,psych)
        & ? [X2] :
            ( teach(X0,X2,cs)
            & '$ki_exists_in_world_$i'(X0,X2) )
        & teach(X0,john,math) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',db) ).

tff(f38,plain,
    ! [X0: $i] : ~ teach(sK1(X0),john,X0),
    inference(subsumption_resolution,[],[f25,f34]) ).

tff(f25,plain,
    ! [X0: $i] :
      ( ~ teach(sK1(X0),john,X0)
      | ~ '$ki_exists_in_world_$i'('$ki_local_world',X0) ),
    inference(cnf_transformation,[],[f16]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem    : DAT333_3 : TPTP v8.2.0. Released v8.2.0.
% 0.11/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.14/0.35  % Computer : n016.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit   : 300
% 0.14/0.35  % WCLimit    : 300
% 0.14/0.35  % DateTime   : Fri May  3 13:35:31 EDT 2024
% 0.14/0.35  % CPUTime    : 
% 0.14/0.36  % (29791)Running in auto input_syntax mode. Trying TPTP
% 0.14/0.38  % (29797)dis+11_4:5_nm=4_216 on theBenchmark for (216ds/0Mi)
% 0.14/0.38  % (29797)First to succeed.
% 0.14/0.38  % (29797)Solution written to "/export/starexec/sandbox2/tmp/vampire-proof-29791"
% 0.14/0.38  % (29797)Refutation found. Thanks to Tanya!
% 0.14/0.38  % SZS status Theorem for theBenchmark
% 0.14/0.38  % SZS output start Proof for theBenchmark
% See solution above
% 0.14/0.38  % (29797)------------------------------
% 0.14/0.38  % (29797)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.14/0.38  % (29797)Termination reason: Refutation
% 0.14/0.38  
% 0.14/0.38  % (29797)Memory used [KB]: 736
% 0.14/0.38  % (29797)Time elapsed: 0.004 s
% 0.14/0.38  % (29797)Instructions burned: 3 (million)
% 0.14/0.38  % (29791)Success in time 0.022 s
%------------------------------------------------------------------------------