TSTP Solution File: SEU152+1 by LEO-II---1.7.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : LEO-II---1.7.0
% Problem  : SEU152+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp
% Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s

% Computer : n020.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  : 600s
% DateTime : Tue Jul 19 12:07:12 EDT 2022

% Result   : Theorem 0.18s 0.38s
% Output   : CNFRefutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :   15
% Syntax   : Number of formulae    :   75 (  56 unt;   6 typ;   0 def)
%            Number of atoms       :  253 (  95 equ;   0 cnn)
%            Maximal formula atoms :    2 (   3 avg)
%            Number of connectives :  352 (  45   ~;  35   |;   2   &; 259   @)
%                                         (   2 <=>;   9  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   2 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    7 (   7   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    9 (   6 usr;   4 con; 0-2 aty)
%            Number of variables   :  109 (   0   ^ 109   !;   0   ?; 109   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_in,type,
    in: $i > $i > $o ).

thf(tp_sK1_A,type,
    sK1_A: $i ).

thf(tp_sK2_SY14,type,
    sK2_SY14: $i ).

thf(tp_set_union2,type,
    set_union2: $i > $i > $i ).

thf(tp_singleton,type,
    singleton: $i > $i ).

thf(tp_subset,type,
    subset: $i > $i > $o ).

thf(1,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ A @ B )
     => ( ( set_union2 @ A @ B )
        = B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t12_xboole_1) ).

thf(2,axiom,
    ! [A: $i,B: $i] : ( subset @ A @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

thf(3,axiom,
    ! [A: $i,B: $i] :
      ( ( subset @ ( singleton @ A ) @ B )
    <=> ( in @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l2_zfmisc_1) ).

thf(4,axiom,
    ! [A: $i,B: $i] :
      ( ( set_union2 @ A @ A )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',idempotence_k2_xboole_0) ).

thf(5,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_xboole_0) ).

thf(6,axiom,
    $true,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k1_tarski) ).

thf(7,axiom,
    ! [A: $i,B: $i] :
      ( ( set_union2 @ A @ B )
      = ( set_union2 @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',commutativity_k2_xboole_0) ).

thf(8,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ~ ( in @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',antisymmetry_r2_hidden) ).

thf(9,conjecture,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ( ( set_union2 @ ( singleton @ A ) @ B )
        = B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l23_zfmisc_1) ).

thf(10,negated_conjecture,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ( ( set_union2 @ ( singleton @ A ) @ B )
            = B ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[9]) ).

thf(11,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ( ( set_union2 @ ( singleton @ A ) @ B )
            = B ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[10]) ).

thf(12,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ A @ B )
         => ( ( set_union2 @ A @ B )
            = B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1]) ).

thf(13,plain,
    ( ( ! [A: $i,B: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[2]) ).

thf(14,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( subset @ ( singleton @ A ) @ B )
        <=> ( in @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[3]) ).

thf(15,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_union2 @ A @ A )
          = A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[4]) ).

thf(16,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[5]) ).

thf(17,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[6]) ).

thf(18,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_union2 @ A @ B )
          = ( set_union2 @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[7]) ).

thf(19,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ~ ( in @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[8]) ).

thf(20,plain,
    ( ( ! [SY14: $i] :
          ( ( in @ sK1_A @ SY14 )
         => ( ( set_union2 @ ( singleton @ sK1_A ) @ SY14 )
            = SY14 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[11]) ).

thf(21,plain,
    ( ( ( in @ sK1_A @ sK2_SY14 )
     => ( ( set_union2 @ ( singleton @ sK1_A ) @ sK2_SY14 )
        = sK2_SY14 ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[20]) ).

thf(22,plain,
    ( ( in @ sK1_A @ sK2_SY14 )
    = $true ),
    inference(standard_cnf,[status(thm)],[21]) ).

thf(23,plain,
    ( ( ( set_union2 @ ( singleton @ sK1_A ) @ sK2_SY14 )
      = sK2_SY14 )
    = $false ),
    inference(standard_cnf,[status(thm)],[21]) ).

thf(24,plain,
    ( ( ( ( set_union2 @ ( singleton @ sK1_A ) @ sK2_SY14 )
       != sK2_SY14 ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[23]) ).

thf(25,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ( ( set_union2 @ A @ B )
            = B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[12]) ).

thf(26,plain,
    ( ( ! [A: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[13]) ).

thf(27,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ( subset @ ( singleton @ A ) @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( subset @ ( singleton @ A ) @ B )
          | ( in @ A @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[14]) ).

thf(28,plain,
    ( ( ! [A: $i] :
          ( ( set_union2 @ A @ A )
          = A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[15]) ).

thf(29,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ~ ( in @ B @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[19]) ).

thf(30,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ~ ( in @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[29]) ).

thf(31,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_union2 @ A @ B )
          = ( set_union2 @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[18]) ).

thf(32,plain,
    $true = $true,
    inference(copy,[status(thm)],[17]) ).

thf(33,plain,
    $true = $true,
    inference(copy,[status(thm)],[16]) ).

thf(34,plain,
    ( ( ! [A: $i] :
          ( ( set_union2 @ A @ A )
          = A ) )
    = $true ),
    inference(copy,[status(thm)],[28]) ).

thf(35,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ( subset @ ( singleton @ A ) @ B ) )
      & ! [A: $i,B: $i] :
          ( ~ ( subset @ ( singleton @ A ) @ B )
          | ( in @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[27]) ).

thf(36,plain,
    ( ( ! [A: $i] : ( subset @ A @ A ) )
    = $true ),
    inference(copy,[status(thm)],[26]) ).

thf(37,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( subset @ A @ B )
          | ( ( set_union2 @ A @ B )
            = B ) ) )
    = $true ),
    inference(copy,[status(thm)],[25]) ).

thf(38,plain,
    ( ( in @ sK1_A @ sK2_SY14 )
    = $true ),
    inference(copy,[status(thm)],[22]) ).

thf(39,plain,
    ( ( ( ( set_union2 @ ( singleton @ sK1_A ) @ sK2_SY14 )
       != sK2_SY14 ) )
    = $true ),
    inference(copy,[status(thm)],[24]) ).

thf(40,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( in @ SX0 @ SX1 )
                | ( subset @ ( singleton @ SX0 ) @ SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( subset @ ( singleton @ SX0 ) @ SX1 )
                | ( in @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[35]) ).

thf(41,plain,
    ! [SV1: $i] :
      ( ( ! [SY15: $i] :
            ( ~ ( in @ SV1 @ SY15 )
            | ~ ( in @ SY15 @ SV1 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[30]) ).

thf(42,plain,
    ! [SV2: $i] :
      ( ( ! [SY16: $i] :
            ( ( set_union2 @ SV2 @ SY16 )
            = ( set_union2 @ SY16 @ SV2 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[31]) ).

thf(43,plain,
    ! [SV3: $i] :
      ( ( ( set_union2 @ SV3 @ SV3 )
        = SV3 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[34]) ).

thf(44,plain,
    ! [SV4: $i] :
      ( ( subset @ SV4 @ SV4 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[36]) ).

thf(45,plain,
    ! [SV5: $i] :
      ( ( ! [SY17: $i] :
            ( ~ ( subset @ SV5 @ SY17 )
            | ( ( set_union2 @ SV5 @ SY17 )
              = SY17 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[37]) ).

thf(46,plain,
    ( ( ( set_union2 @ ( singleton @ sK1_A ) @ sK2_SY14 )
      = sK2_SY14 )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[39]) ).

thf(47,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( in @ SX0 @ SX1 )
            | ( subset @ ( singleton @ SX0 ) @ SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ ( singleton @ SX0 ) @ SX1 )
            | ( in @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[40]) ).

thf(48,plain,
    ! [SV6: $i,SV1: $i] :
      ( ( ~ ( in @ SV1 @ SV6 )
        | ~ ( in @ SV6 @ SV1 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[41]) ).

thf(49,plain,
    ! [SV7: $i,SV2: $i] :
      ( ( ( set_union2 @ SV2 @ SV7 )
        = ( set_union2 @ SV7 @ SV2 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[42]) ).

thf(50,plain,
    ! [SV8: $i,SV5: $i] :
      ( ( ~ ( subset @ SV5 @ SV8 )
        | ( ( set_union2 @ SV5 @ SV8 )
          = SV8 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[45]) ).

thf(51,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( in @ SX0 @ SX1 )
            | ( subset @ ( singleton @ SX0 ) @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[47]) ).

thf(52,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( subset @ ( singleton @ SX0 ) @ SX1 )
            | ( in @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[47]) ).

thf(53,plain,
    ! [SV6: $i,SV1: $i] :
      ( ( ( ~ ( in @ SV1 @ SV6 ) )
        = $true )
      | ( ( ~ ( in @ SV6 @ SV1 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[48]) ).

thf(54,plain,
    ! [SV8: $i,SV5: $i] :
      ( ( ( ~ ( subset @ SV5 @ SV8 ) )
        = $true )
      | ( ( ( set_union2 @ SV5 @ SV8 )
          = SV8 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[50]) ).

thf(55,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( in @ SX0 @ SX1 )
          | ( subset @ ( singleton @ SX0 ) @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[51]) ).

thf(56,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( subset @ ( singleton @ SX0 ) @ SX1 )
          | ( in @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[52]) ).

thf(57,plain,
    ! [SV6: $i,SV1: $i] :
      ( ( ( in @ SV1 @ SV6 )
        = $false )
      | ( ( ~ ( in @ SV6 @ SV1 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[53]) ).

thf(58,plain,
    ! [SV8: $i,SV5: $i] :
      ( ( ( subset @ SV5 @ SV8 )
        = $false )
      | ( ( ( set_union2 @ SV5 @ SV8 )
          = SV8 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[54]) ).

thf(59,plain,
    ! [SV9: $i] :
      ( ( ! [SY18: $i] :
            ( ~ ( in @ SV9 @ SY18 )
            | ( subset @ ( singleton @ SV9 ) @ SY18 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[55]) ).

thf(60,plain,
    ! [SV10: $i] :
      ( ( ! [SY19: $i] :
            ( ~ ( subset @ ( singleton @ SV10 ) @ SY19 )
            | ( in @ SV10 @ SY19 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[56]) ).

thf(61,plain,
    ! [SV1: $i,SV6: $i] :
      ( ( ( in @ SV6 @ SV1 )
        = $false )
      | ( ( in @ SV1 @ SV6 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[57]) ).

thf(62,plain,
    ! [SV11: $i,SV9: $i] :
      ( ( ~ ( in @ SV9 @ SV11 )
        | ( subset @ ( singleton @ SV9 ) @ SV11 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[59]) ).

thf(63,plain,
    ! [SV12: $i,SV10: $i] :
      ( ( ~ ( subset @ ( singleton @ SV10 ) @ SV12 )
        | ( in @ SV10 @ SV12 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[60]) ).

thf(64,plain,
    ! [SV11: $i,SV9: $i] :
      ( ( ( ~ ( in @ SV9 @ SV11 ) )
        = $true )
      | ( ( subset @ ( singleton @ SV9 ) @ SV11 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[62]) ).

thf(65,plain,
    ! [SV12: $i,SV10: $i] :
      ( ( ( ~ ( subset @ ( singleton @ SV10 ) @ SV12 ) )
        = $true )
      | ( ( in @ SV10 @ SV12 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[63]) ).

thf(66,plain,
    ! [SV11: $i,SV9: $i] :
      ( ( ( in @ SV9 @ SV11 )
        = $false )
      | ( ( subset @ ( singleton @ SV9 ) @ SV11 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[64]) ).

thf(67,plain,
    ! [SV12: $i,SV10: $i] :
      ( ( ( subset @ ( singleton @ SV10 ) @ SV12 )
        = $false )
      | ( ( in @ SV10 @ SV12 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[65]) ).

thf(68,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[32,67,66,61,58,49,46,44,43,38,33]) ).

thf(69,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[68]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem  : SEU152+1 : TPTP v8.1.0. Released v3.3.0.
% 0.03/0.12  % Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s
% 0.13/0.33  % Computer : n020.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Mon Jun 20 02:47:48 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 0.13/0.34  
% 0.13/0.34   No.of.Axioms: 8
% 0.13/0.34  
% 0.13/0.34   Length.of.Defs: 0
% 0.13/0.34  
% 0.13/0.34   Contains.Choice.Funs: false
% 0.13/0.34  (rf:0,axioms:8,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:600,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:10,loop_count:0,foatp_calls:0,translation:fof_full)...
% 0.18/0.38  
% 0.18/0.38  ********************************
% 0.18/0.38  *   All subproblems solved!    *
% 0.18/0.38  ********************************
% 0.18/0.38  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:0,axioms:9,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:74,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:68,loop_count:0,foatp_calls:1,translation:fof_full)
% 0.18/0.38  
% 0.18/0.38  %**** Beginning of derivation protocol ****
% 0.18/0.38  % SZS output start CNFRefutation
% See solution above
% 0.18/0.38  
% 0.18/0.38  %**** End of derivation protocol ****
% 0.18/0.38  %**** no. of clauses in derivation: 69 ****
% 0.18/0.38  %**** clause counter: 68 ****
% 0.18/0.38  
% 0.18/0.38  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:0,axioms:9,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:74,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:68,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------