TSTP Solution File: SET891+1 by LEO-II---1.7.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : LEO-II---1.7.0
% Problem  : SET891+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp
% Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s

% Computer : n013.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 03:06:01 EDT 2022

% Result   : Theorem 0.13s 0.39s
% Output   : CNFRefutation 0.13s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :   19
% Syntax   : Number of formulae    :   69 (  52 unt;   9 typ;   0 def)
%            Number of atoms       :  186 (  88 equ;   0 cnn)
%            Maximal formula atoms :    2 (   3 avg)
%            Number of connectives :  274 (  24   ~;  12   |;   0   &; 234   @)
%                                         (   0 <=>;   4  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   2 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    7 (   7   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   12 (   9 usr;   6 con; 0-2 aty)
%            Number of variables   :   90 (   0   ^  86   !;   4   ?;  90   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_empty,type,
    empty: $i > $o ).

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

thf(tp_sK2_SY18,type,
    sK2_SY18: $i ).

thf(tp_sK3_A,type,
    sK3_A: $i ).

thf(tp_sK4_A,type,
    sK4_A: $i ).

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

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

thf(tp_union,type,
    union: $i > $i ).

thf(tp_unordered_pair,type,
    unordered_pair: $i > $i > $i ).

thf(1,axiom,
    ! [A: $i,B: $i] :
      ( ( unordered_pair @ A @ B )
      = ( set_union2 @ ( singleton @ A ) @ ( singleton @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t41_enumset1) ).

thf(2,axiom,
    ? [A: $i] :
      ~ ( empty @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc2_xboole_0) ).

thf(3,axiom,
    ? [A: $i] : ( empty @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rc1_xboole_0) ).

thf(4,axiom,
    ! [A: $i,B: $i] :
      ( ( union @ ( unordered_pair @ A @ B ) )
      = ( set_union2 @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l52_zfmisc_1) ).

thf(5,axiom,
    ! [A: $i,B: $i] :
      ( ( set_union2 @ A @ A )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',idempotence_k2_xboole_0) ).

thf(6,axiom,
    ! [A: $i,B: $i] :
      ( ~ ( empty @ A )
     => ~ ( empty @ ( set_union2 @ B @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc3_xboole_0) ).

thf(7,axiom,
    ! [A: $i,B: $i] :
      ( ~ ( empty @ A )
     => ~ ( empty @ ( set_union2 @ A @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc2_xboole_0) ).

thf(8,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(9,axiom,
    ! [A: $i,B: $i] :
      ( ( unordered_pair @ A @ B )
      = ( unordered_pair @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',commutativity_k2_tarski) ).

thf(10,conjecture,
    ! [A: $i,B: $i] :
      ( ( union @ ( unordered_pair @ ( singleton @ A ) @ ( singleton @ B ) ) )
      = ( unordered_pair @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t32_zfmisc_1) ).

thf(11,negated_conjecture,
    ( ( ! [A: $i,B: $i] :
          ( ( union @ ( unordered_pair @ ( singleton @ A ) @ ( singleton @ B ) ) )
          = ( unordered_pair @ A @ B ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[10]) ).

thf(12,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( union @ ( unordered_pair @ ( singleton @ A ) @ ( singleton @ B ) ) )
          = ( unordered_pair @ A @ B ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[11]) ).

thf(13,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( unordered_pair @ A @ B )
          = ( set_union2 @ ( singleton @ A ) @ ( singleton @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1]) ).

thf(14,plain,
    ( ( ? [A: $i] :
          ~ ( empty @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[2]) ).

thf(15,plain,
    ( ( ? [A: $i] : ( empty @ A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[3]) ).

thf(16,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( union @ ( unordered_pair @ A @ B ) )
          = ( set_union2 @ A @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[4]) ).

thf(17,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_union2 @ A @ A )
          = A ) )
    = $true ),
    inference(unfold_def,[status(thm)],[5]) ).

thf(18,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( empty @ A )
         => ~ ( empty @ ( set_union2 @ B @ A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[6]) ).

thf(19,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( empty @ A )
         => ~ ( empty @ ( set_union2 @ A @ B ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[7]) ).

thf(20,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_union2 @ A @ B )
          = ( set_union2 @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[8]) ).

thf(21,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( unordered_pair @ A @ B )
          = ( unordered_pair @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[9]) ).

thf(22,plain,
    ( ( ! [SY18: $i] :
          ( ( union @ ( unordered_pair @ ( singleton @ sK1_A ) @ ( singleton @ SY18 ) ) )
          = ( unordered_pair @ sK1_A @ SY18 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[12]) ).

thf(23,plain,
    ( ( ( union @ ( unordered_pair @ ( singleton @ sK1_A ) @ ( singleton @ sK2_SY18 ) ) )
      = ( unordered_pair @ sK1_A @ sK2_SY18 ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[22]) ).

thf(24,plain,
    ( ( ( ( union @ ( unordered_pair @ ( singleton @ sK1_A ) @ ( singleton @ sK2_SY18 ) ) )
       != ( unordered_pair @ sK1_A @ sK2_SY18 ) ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[23]) ).

thf(25,plain,
    ( ( ~ ( empty @ sK3_A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[14]) ).

thf(26,plain,
    ( ( empty @ sK4_A )
    = $true ),
    inference(extcnf_combined,[status(esa)],[15]) ).

thf(27,plain,
    ( ( ! [A: $i] :
          ( ( set_union2 @ A @ A )
          = A ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[17]) ).

thf(28,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ B @ A ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[18]) ).

thf(29,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ A @ B ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[19]) ).

thf(30,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( unordered_pair @ A @ B )
          = ( unordered_pair @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[21]) ).

thf(31,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( set_union2 @ A @ B )
          = ( set_union2 @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[20]) ).

thf(32,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ A @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[29]) ).

thf(33,plain,
    ( ( ! [A: $i] :
          ( ( empty @ A )
          | ! [B: $i] :
              ~ ( empty @ ( set_union2 @ B @ A ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[28]) ).

thf(34,plain,
    ( ( ! [A: $i] :
          ( ( set_union2 @ A @ A )
          = A ) )
    = $true ),
    inference(copy,[status(thm)],[27]) ).

thf(35,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( union @ ( unordered_pair @ A @ B ) )
          = ( set_union2 @ A @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[16]) ).

thf(36,plain,
    ( ( empty @ sK4_A )
    = $true ),
    inference(copy,[status(thm)],[26]) ).

thf(37,plain,
    ( ( ~ ( empty @ sK3_A ) )
    = $true ),
    inference(copy,[status(thm)],[25]) ).

thf(38,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( unordered_pair @ A @ B )
          = ( set_union2 @ ( singleton @ A ) @ ( singleton @ B ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[13]) ).

thf(39,plain,
    ( ( ( ( union @ ( unordered_pair @ ( singleton @ sK1_A ) @ ( singleton @ sK2_SY18 ) ) )
       != ( unordered_pair @ sK1_A @ sK2_SY18 ) ) )
    = $true ),
    inference(copy,[status(thm)],[24]) ).

thf(40,plain,
    ! [SV1: $i] :
      ( ( ! [SY19: $i] :
            ( ( unordered_pair @ SV1 @ SY19 )
            = ( unordered_pair @ SY19 @ SV1 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[30]) ).

thf(41,plain,
    ! [SV2: $i] :
      ( ( ! [SY20: $i] :
            ( ( set_union2 @ SV2 @ SY20 )
            = ( set_union2 @ SY20 @ SV2 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[31]) ).

thf(42,plain,
    ! [SV3: $i] :
      ( ( ( empty @ SV3 )
        | ! [SY21: $i] :
            ~ ( empty @ ( set_union2 @ SV3 @ SY21 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[32]) ).

thf(43,plain,
    ! [SV4: $i] :
      ( ( ( empty @ SV4 )
        | ! [SY22: $i] :
            ~ ( empty @ ( set_union2 @ SY22 @ SV4 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[33]) ).

thf(44,plain,
    ! [SV5: $i] :
      ( ( ( set_union2 @ SV5 @ SV5 )
        = SV5 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[34]) ).

thf(45,plain,
    ! [SV6: $i] :
      ( ( ! [SY23: $i] :
            ( ( union @ ( unordered_pair @ SV6 @ SY23 ) )
            = ( set_union2 @ SV6 @ SY23 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[35]) ).

thf(46,plain,
    ( ( empty @ sK3_A )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[37]) ).

thf(47,plain,
    ! [SV7: $i] :
      ( ( ! [SY24: $i] :
            ( ( unordered_pair @ SV7 @ SY24 )
            = ( set_union2 @ ( singleton @ SV7 ) @ ( singleton @ SY24 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[38]) ).

thf(48,plain,
    ( ( ( union @ ( unordered_pair @ ( singleton @ sK1_A ) @ ( singleton @ sK2_SY18 ) ) )
      = ( unordered_pair @ sK1_A @ sK2_SY18 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[39]) ).

thf(49,plain,
    ! [SV8: $i,SV1: $i] :
      ( ( ( unordered_pair @ SV1 @ SV8 )
        = ( unordered_pair @ SV8 @ SV1 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[40]) ).

thf(50,plain,
    ! [SV9: $i,SV2: $i] :
      ( ( ( set_union2 @ SV2 @ SV9 )
        = ( set_union2 @ SV9 @ SV2 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[41]) ).

thf(51,plain,
    ! [SV3: $i] :
      ( ( ( empty @ SV3 )
        = $true )
      | ( ( ! [SY21: $i] :
              ~ ( empty @ ( set_union2 @ SV3 @ SY21 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[42]) ).

thf(52,plain,
    ! [SV4: $i] :
      ( ( ( empty @ SV4 )
        = $true )
      | ( ( ! [SY22: $i] :
              ~ ( empty @ ( set_union2 @ SY22 @ SV4 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[43]) ).

thf(53,plain,
    ! [SV10: $i,SV6: $i] :
      ( ( ( union @ ( unordered_pair @ SV6 @ SV10 ) )
        = ( set_union2 @ SV6 @ SV10 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[45]) ).

thf(54,plain,
    ! [SV11: $i,SV7: $i] :
      ( ( ( unordered_pair @ SV7 @ SV11 )
        = ( set_union2 @ ( singleton @ SV7 ) @ ( singleton @ SV11 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[47]) ).

thf(55,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ( ~ ( empty @ ( set_union2 @ SV3 @ SV12 ) ) )
        = $true )
      | ( ( empty @ SV3 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[51]) ).

thf(56,plain,
    ! [SV4: $i,SV13: $i] :
      ( ( ( ~ ( empty @ ( set_union2 @ SV13 @ SV4 ) ) )
        = $true )
      | ( ( empty @ SV4 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[52]) ).

thf(57,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ( empty @ ( set_union2 @ SV3 @ SV12 ) )
        = $false )
      | ( ( empty @ SV3 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[55]) ).

thf(58,plain,
    ! [SV4: $i,SV13: $i] :
      ( ( ( empty @ ( set_union2 @ SV13 @ SV4 ) )
        = $false )
      | ( ( empty @ SV4 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[56]) ).

thf(59,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[36,58,57,54,53,50,49,48,46,44]) ).

thf(60,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[59]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12  % Problem  : SET891+1 : TPTP v8.1.0. Released v3.2.0.
% 0.10/0.13  % Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s
% 0.13/0.34  % Computer : n013.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  : 600
% 0.13/0.34  % DateTime : Sun Jul 10 15:52:29 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.13/0.35  
% 0.13/0.35   No.of.Axioms: 9
% 0.13/0.35  
% 0.13/0.35   Length.of.Defs: 0
% 0.13/0.35  
% 0.13/0.35   Contains.Choice.Funs: false
% 0.13/0.35  (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:600,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:11,loop_count:0,foatp_calls:0,translation:fof_full)..
% 0.13/0.39  
% 0.13/0.39  ********************************
% 0.13/0.39  *   All subproblems solved!    *
% 0.13/0.39  ********************************
% 0.13/0.39  % 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:59,loop_count:0,foatp_calls:1,translation:fof_full)
% 0.13/0.39  
% 0.13/0.39  %**** Beginning of derivation protocol ****
% 0.13/0.39  % SZS output start CNFRefutation
% See solution above
% 0.13/0.39  
% 0.13/0.39  %**** End of derivation protocol ****
% 0.13/0.39  %**** no. of clauses in derivation: 60 ****
% 0.13/0.39  %**** clause counter: 59 ****
% 0.13/0.39  
% 0.13/0.39  % 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:59,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------