TSTP Solution File: NUM638^4 by E---3.1.00

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%------------------------------------------------------------------------------
% File     : E---3.1.00
% Problem  : NUM638^4 : TPTP v8.1.2. Released v7.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_E %s %d THM

% Computer : n031.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 : Sat May  4 08:55:52 EDT 2024

% Result   : Theorem 0.56s 0.55s
% Output   : CNFRefutation 0.56s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :   41
% Syntax   : Number of formulae    :   91 (  47 unt;  23 typ;   0 def)
%            Number of atoms       :  323 ( 107 equ;   0 cnn)
%            Maximal formula atoms :   44 (   4 avg)
%            Number of connectives :  576 ( 120   ~;  81   |;  17   &; 253   @)
%                                         (   0 <=>; 105  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   18 (   3 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   66 (  66   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   26 (  23 usr;   7 con; 0-3 aty)
%            Number of variables   :  135 (  87   ^  48   !;   0   ?; 135   :)

% Comments : 
%------------------------------------------------------------------------------
thf(decl_22,type,
    is_of: $i > ( $i > $o ) > $o ).

thf(decl_23,type,
    all_of: ( $i > $o ) > ( $i > $o ) > $o ).

thf(decl_25,type,
    in: $i > $i > $o ).

thf(decl_47,type,
    ordsucc: $i > $i ).

thf(decl_61,type,
    imp: $o > $o > $o ).

thf(decl_62,type,
    d_not: $o > $o ).

thf(decl_65,type,
    l_ec: $o > $o > $o ).

thf(decl_66,type,
    d_and: $o > $o > $o ).

thf(decl_71,type,
    non: $i > ( $i > $o ) > $i > $o ).

thf(decl_72,type,
    l_some: $i > ( $i > $o ) > $o ).

thf(decl_77,type,
    e_is: $i > $i > $i > $o ).

thf(decl_78,type,
    amone: $i > ( $i > $o ) > $o ).

thf(decl_79,type,
    one: $i > ( $i > $o ) > $o ).

thf(decl_123,type,
    nat: $i ).

thf(decl_124,type,
    n_is: $i > $i > $o ).

thf(decl_125,type,
    nis: $i > $i > $o ).

thf(decl_127,type,
    n_some: ( $i > $o ) > $o ).

thf(decl_129,type,
    n_one: ( $i > $o ) > $o ).

thf(decl_130,type,
    n_1: $i ).

thf(decl_168,type,
    esk29_1: $i > $i ).

thf(decl_169,type,
    esk30_0: $i ).

thf(decl_170,type,
    esk31_0: $i ).

thf(decl_171,type,
    esk32_0: $i ).

thf(def_d_not,axiom,
    ( d_not
    = ( ^ [X76: $o] : ( imp @ X76 @ ~ $true ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',def_d_not) ).

thf(def_imp,axiom,
    ( imp
    = ( ^ [X74: $o,X75: $o] :
          ( X74
         => X75 ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',def_imp) ).

thf(def_l_ec,axiom,
    ( l_ec
    = ( ^ [X79: $o,X80: $o] : ( imp @ X79 @ ( d_not @ X80 ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',def_l_ec) ).

thf(def_all_of,axiom,
    ( all_of
    = ( ^ [X3: $i > $o,X2: $i > $o] :
        ! [X4: $i] :
          ( ( is_of @ X4 @ X3 )
         => ( X2 @ X4 ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',def_all_of) ).

thf(def_is_of,axiom,
    ( is_of
    = ( ^ [X1: $i,X2: $i > $o] : ( X2 @ X1 ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',def_is_of) ).

thf(def_non,axiom,
    ( non
    = ( ^ [X1: $i,X2: $i > $o,X4: $i] : ( d_not @ ( X2 @ X4 ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',def_non) ).

thf(def_d_and,axiom,
    ( d_and
    = ( ^ [X81: $o,X82: $o] : ( d_not @ ( l_ec @ X81 @ X82 ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',def_d_and) ).

thf(def_l_some,axiom,
    ( l_some
    = ( ^ [X1: $i,X2: $i > $o] :
          ( d_not
          @ ( all_of
            @ ^ [X4: $i] : ( in @ X4 @ X1 )
            @ ( non @ X1 @ X2 ) ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',def_l_some) ).

thf(def_amone,axiom,
    ( amone
    = ( ^ [X1: $i,X2: $i > $o] :
          ( all_of
          @ ^ [X4: $i] : ( in @ X4 @ X1 )
          @ ^ [X4: $i] :
              ( all_of
              @ ^ [X13: $i] : ( in @ X13 @ X1 )
              @ ^ [X13: $i] :
                  ( ( X2 @ X4 )
                 => ( ( X2 @ X13 )
                   => ( e_is @ X1 @ X4 @ X13 ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',def_amone) ).

thf(def_e_is,axiom,
    ( e_is
    = ( ^ [X1: $i,X101: $i,X102: $i] : ( X101 = X102 ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',def_e_is) ).

thf(def_one,axiom,
    ( one
    = ( ^ [X1: $i,X2: $i > $o] : ( d_and @ ( amone @ X1 @ X2 ) @ ( l_some @ X1 @ X2 ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',def_one) ).

thf(def_nis,axiom,
    ( nis
    = ( ^ [X1: $i,X165: $i] : ( d_not @ ( n_is @ X1 @ X165 ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',def_nis) ).

thf(def_n_is,axiom,
    ( n_is
    = ( ^ [Z0: $i,Z1: $i] : ( Z0 = Z1 ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',def_n_is) ).

thf(def_n_some,axiom,
    ( n_some
    = ( ^ [Z0: $i > $o] :
          ( ! [X349: $i] :
              ( ( in @ X349 @ nat )
             => ( ( Z0 @ X349 )
               => ~ $true ) )
         => ~ $true ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',def_n_some) ).

thf(def_n_one,axiom,
    ( n_one
    = ( ^ [Z0: $i > $o] :
          ( ( ! [X351: $i] :
                ( ( in @ X351 @ nat )
               => ! [X352: $i] :
                    ( ( in @ X352 @ nat )
                   => ( ( Z0 @ X351 )
                     => ( ( Z0 @ X352 )
                       => ( X351 = X352 ) ) ) ) )
           => ( ( ! [X353: $i] :
                    ( ( in @ X353 @ nat )
                   => ( ( Z0 @ X353 )
                     => ~ $true ) )
               => ~ $true )
             => ~ $true ) )
         => ~ $true ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',def_n_one) ).

thf(satz3,axiom,
    ( all_of
    @ ^ [X1: $i] : ( in @ X1 @ nat )
    @ ^ [X1: $i] :
        ( ( nis @ X1 @ n_1 )
       => ( n_some
          @ ^ [X175: $i] : ( n_is @ X1 @ ( ordsucc @ X175 ) ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',satz3) ).

thf(satz3a,conjecture,
    ( all_of
    @ ^ [X1: $i] : ( in @ X1 @ nat )
    @ ^ [X1: $i] :
        ( ( nis @ X1 @ n_1 )
       => ( n_one
          @ ^ [X176: $i] : ( n_is @ X1 @ ( ordsucc @ X176 ) ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',satz3a) ).

thf(ordsucc_inj,axiom,
    ! [X1: $i,X43: $i] :
      ( ( ( ordsucc @ X1 )
        = ( ordsucc @ X43 ) )
     => ( X1 = X43 ) ),
    file('/export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p',ordsucc_inj) ).

thf(c_0_18,plain,
    ( d_not
    = ( ^ [Z0: $o] :
          ( Z0
         => ~ $true ) ) ),
    inference(fof_simplification,[status(thm)],[def_d_not]) ).

thf(c_0_19,plain,
    ( imp
    = ( ^ [Z0: $o,Z1: $o] :
          ( Z0
         => Z1 ) ) ),
    inference(fof_simplification,[status(thm)],[def_imp]) ).

thf(c_0_20,plain,
    ( l_ec
    = ( ^ [Z0: $o,Z1: $o] :
          ( Z0
         => ( Z1
           => ~ $true ) ) ) ),
    inference(fof_simplification,[status(thm)],[def_l_ec]) ).

thf(c_0_21,plain,
    ( d_not
    = ( ^ [Z0: $o] :
          ( Z0
         => ~ $true ) ) ),
    inference(apply_def,[status(thm)],[c_0_18,c_0_19]) ).

thf(c_0_22,plain,
    ( all_of
    = ( ^ [Z0: $i > $o,Z1: $i > $o] :
        ! [X4: $i] :
          ( ( Z0 @ X4 )
         => ( Z1 @ X4 ) ) ) ),
    inference(fof_simplification,[status(thm)],[def_all_of]) ).

thf(c_0_23,plain,
    ( is_of
    = ( ^ [Z0: $i,Z1: $i > $o] : ( Z1 @ Z0 ) ) ),
    inference(fof_simplification,[status(thm)],[def_is_of]) ).

thf(c_0_24,plain,
    ( non
    = ( ^ [Z0: $i,Z1: $i > $o,Z2: $i] :
          ( ( Z1 @ Z2 )
         => ~ $true ) ) ),
    inference(fof_simplification,[status(thm)],[def_non]) ).

thf(c_0_25,plain,
    ( d_and
    = ( ^ [Z0: $o,Z1: $o] :
          ( ( Z0
           => ( Z1
             => ~ $true ) )
         => ~ $true ) ) ),
    inference(fof_simplification,[status(thm)],[def_d_and]) ).

thf(c_0_26,plain,
    ( l_ec
    = ( ^ [Z0: $o,Z1: $o] :
          ( Z0
         => ( Z1
           => ~ $true ) ) ) ),
    inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[c_0_20,c_0_19]),c_0_21]) ).

thf(c_0_27,plain,
    ( l_some
    = ( ^ [Z0: $i,Z1: $i > $o] :
          ( ! [X322: $i] :
              ( ( in @ X322 @ Z0 )
             => ( ( Z1 @ X322 )
               => ~ $true ) )
         => ~ $true ) ) ),
    inference(fof_simplification,[status(thm)],[def_l_some]) ).

thf(c_0_28,plain,
    ( all_of
    = ( ^ [Z0: $i > $o,Z1: $i > $o] :
        ! [X4: $i] :
          ( ( Z0 @ X4 )
         => ( Z1 @ X4 ) ) ) ),
    inference(apply_def,[status(thm)],[c_0_22,c_0_23]) ).

thf(c_0_29,plain,
    ( non
    = ( ^ [Z0: $i,Z1: $i > $o,Z2: $i] :
          ( ( Z1 @ Z2 )
         => ~ $true ) ) ),
    inference(apply_def,[status(thm)],[c_0_24,c_0_21]) ).

thf(c_0_30,plain,
    ( amone
    = ( ^ [Z0: $i,Z1: $i > $o] :
        ! [X324: $i] :
          ( ( in @ X324 @ Z0 )
         => ! [X323: $i] :
              ( ( in @ X323 @ Z0 )
             => ( ( Z1 @ X324 )
               => ( ( Z1 @ X323 )
                 => ( X324 = X323 ) ) ) ) ) ) ),
    inference(fof_simplification,[status(thm)],[def_amone]) ).

thf(c_0_31,plain,
    ( e_is
    = ( ^ [Z0: $i,Z1: $i,Z2: $i] : ( Z1 = Z2 ) ) ),
    inference(fof_simplification,[status(thm)],[def_e_is]) ).

thf(c_0_32,plain,
    ( one
    = ( ^ [Z0: $i,Z1: $i > $o] :
          ( ( ! [X325: $i] :
                ( ( in @ X325 @ Z0 )
               => ! [X326: $i] :
                    ( ( in @ X326 @ Z0 )
                   => ( ( Z1 @ X325 )
                     => ( ( Z1 @ X326 )
                       => ( X325 = X326 ) ) ) ) )
           => ( ( ! [X327: $i] :
                    ( ( in @ X327 @ Z0 )
                   => ( ( Z1 @ X327 )
                     => ~ $true ) )
               => ~ $true )
             => ~ $true ) )
         => ~ $true ) ) ),
    inference(fof_simplification,[status(thm)],[def_one]) ).

thf(c_0_33,plain,
    ( d_and
    = ( ^ [Z0: $o,Z1: $o] :
          ( ( Z0
           => ( Z1
             => ~ $true ) )
         => ~ $true ) ) ),
    inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[c_0_25,c_0_21]),c_0_26]) ).

thf(c_0_34,plain,
    ( l_some
    = ( ^ [Z0: $i,Z1: $i > $o] :
          ( ! [X322: $i] :
              ( ( in @ X322 @ Z0 )
             => ( ( Z1 @ X322 )
               => ~ $true ) )
         => ~ $true ) ) ),
    inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[c_0_27,c_0_28]),c_0_21]),c_0_29]) ).

thf(c_0_35,plain,
    ( amone
    = ( ^ [Z0: $i,Z1: $i > $o] :
        ! [X324: $i] :
          ( ( in @ X324 @ Z0 )
         => ! [X323: $i] :
              ( ( in @ X323 @ Z0 )
             => ( ( Z1 @ X324 )
               => ( ( Z1 @ X323 )
                 => ( X324 = X323 ) ) ) ) ) ) ),
    inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[c_0_30,c_0_28]),c_0_31]) ).

thf(c_0_36,plain,
    ( nis
    = ( ^ [Z0: $i,Z1: $i] :
          ( ( Z0 = Z1 )
         => ~ $true ) ) ),
    inference(fof_simplification,[status(thm)],[def_nis]) ).

thf(c_0_37,axiom,
    ( n_is
    = ( ^ [Z0: $i,Z1: $i] : ( Z0 = Z1 ) ) ),
    inference(apply_def,[status(thm)],[def_n_is,c_0_31]) ).

thf(c_0_38,plain,
    ( one
    = ( ^ [Z0: $i,Z1: $i > $o] :
          ( ( ! [X325: $i] :
                ( ( in @ X325 @ Z0 )
               => ! [X326: $i] :
                    ( ( in @ X326 @ Z0 )
                   => ( ( Z1 @ X325 )
                     => ( ( Z1 @ X326 )
                       => ( X325 = X326 ) ) ) ) )
           => ( ( ! [X327: $i] :
                    ( ( in @ X327 @ Z0 )
                   => ( ( Z1 @ X327 )
                     => ~ $true ) )
               => ~ $true )
             => ~ $true ) )
         => ~ $true ) ) ),
    inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[c_0_32,c_0_33]),c_0_34]),c_0_35]) ).

thf(c_0_39,plain,
    ( nis
    = ( ^ [Z0: $i,Z1: $i] :
          ( ( Z0 = Z1 )
         => ~ $true ) ) ),
    inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[c_0_36,c_0_21]),c_0_37]) ).

thf(c_0_40,axiom,
    ( n_some
    = ( ^ [Z0: $i > $o] :
          ( ! [X349: $i] :
              ( ( in @ X349 @ nat )
             => ( ( Z0 @ X349 )
               => ~ $true ) )
         => ~ $true ) ) ),
    inference(apply_def,[status(thm)],[def_n_some,c_0_34]) ).

thf(c_0_41,axiom,
    ( n_one
    = ( ^ [Z0: $i > $o] :
          ( ( ! [X351: $i] :
                ( ( in @ X351 @ nat )
               => ! [X352: $i] :
                    ( ( in @ X352 @ nat )
                   => ( ( Z0 @ X351 )
                     => ( ( Z0 @ X352 )
                       => ( X351 = X352 ) ) ) ) )
           => ( ( ! [X353: $i] :
                    ( ( in @ X353 @ nat )
                   => ( ( Z0 @ X353 )
                     => ~ $true ) )
               => ~ $true )
             => ~ $true ) )
         => ~ $true ) ) ),
    inference(apply_def,[status(thm)],[def_n_one,c_0_38]) ).

thf(c_0_42,plain,
    ! [X440: $i] :
      ( ( in @ X440 @ nat )
     => ( ( ( X440 = n_1 )
         => ~ $true )
       => ( ! [X439: $i] :
              ( ( in @ X439 @ nat )
             => ( ( X440
                  = ( ordsucc @ X439 ) )
               => ~ $true ) )
         => ~ $true ) ) ),
    inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[inference(fof_simplification,[status(thm)],[satz3]),c_0_28]),c_0_37]),c_0_39]),c_0_40]) ).

thf(c_0_43,negated_conjecture,
    ~ ! [X444: $i] :
        ( ( in @ X444 @ nat )
       => ( ( ( X444 = n_1 )
           => ~ $true )
         => ( ( ! [X441: $i] :
                  ( ( in @ X441 @ nat )
                 => ! [X442: $i] :
                      ( ( in @ X442 @ nat )
                     => ( ( X444
                          = ( ordsucc @ X441 ) )
                       => ( ( X444
                            = ( ordsucc @ X442 ) )
                         => ( X441 = X442 ) ) ) ) )
             => ( ( ! [X443: $i] :
                      ( ( in @ X443 @ nat )
                     => ( ( X444
                          = ( ordsucc @ X443 ) )
                       => ~ $true ) )
                 => ~ $true )
               => ~ $true ) )
           => ~ $true ) ) ),
    inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[inference(fof_simplification,[status(thm)],[inference(assume_negation,[status(cth)],[satz3a])]),c_0_28]),c_0_37]),c_0_39]),c_0_41]) ).

thf(c_0_44,plain,
    ! [X891: $i] :
      ( ( ( in @ ( esk29_1 @ X891 ) @ nat )
        | ~ $true
        | ( X891 = n_1 )
        | ~ ( in @ X891 @ nat ) )
      & ( ( X891
          = ( ordsucc @ ( esk29_1 @ X891 ) ) )
        | ~ $true
        | ( X891 = n_1 )
        | ~ ( in @ X891 @ nat ) )
      & ( $true
        | ~ $true
        | ( X891 = n_1 )
        | ~ ( in @ X891 @ nat ) )
      & ( ( in @ ( esk29_1 @ X891 ) @ nat )
        | ~ $true
        | $true
        | ~ ( in @ X891 @ nat ) )
      & ( ( X891
          = ( ordsucc @ ( esk29_1 @ X891 ) ) )
        | ~ $true
        | $true
        | ~ ( in @ X891 @ nat ) )
      & ( $true
        | ~ $true
        | $true
        | ~ ( in @ X891 @ nat ) ) ),
    inference(distribute,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_42])])])])]) ).

thf(c_0_45,negated_conjecture,
    ! [X896: $i] :
      ( ( in @ esk30_0 @ nat )
      & ( ( esk30_0 != n_1 )
        | ~ $true )
      & ( ~ ( in @ X896 @ nat )
        | ( esk30_0
         != ( ordsucc @ X896 ) )
        | ~ $true
        | ~ $true
        | ( in @ esk31_0 @ nat ) )
      & ( $true
        | ~ $true
        | ( in @ esk31_0 @ nat ) )
      & ( ~ ( in @ X896 @ nat )
        | ( esk30_0
         != ( ordsucc @ X896 ) )
        | ~ $true
        | ~ $true
        | ( in @ esk32_0 @ nat ) )
      & ( $true
        | ~ $true
        | ( in @ esk32_0 @ nat ) )
      & ( ~ ( in @ X896 @ nat )
        | ( esk30_0
         != ( ordsucc @ X896 ) )
        | ~ $true
        | ~ $true
        | ( esk30_0
          = ( ordsucc @ esk31_0 ) ) )
      & ( $true
        | ~ $true
        | ( esk30_0
          = ( ordsucc @ esk31_0 ) ) )
      & ( ~ ( in @ X896 @ nat )
        | ( esk30_0
         != ( ordsucc @ X896 ) )
        | ~ $true
        | ~ $true
        | ( esk30_0
          = ( ordsucc @ esk32_0 ) ) )
      & ( $true
        | ~ $true
        | ( esk30_0
          = ( ordsucc @ esk32_0 ) ) )
      & ( ~ ( in @ X896 @ nat )
        | ( esk30_0
         != ( ordsucc @ X896 ) )
        | ~ $true
        | ~ $true
        | ( esk31_0 != esk32_0 ) )
      & ( $true
        | ~ $true
        | ( esk31_0 != esk32_0 ) )
      & $true ),
    inference(distribute,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_43])])])])])]) ).

thf(c_0_46,plain,
    ! [X1: $i] :
      ( ( in @ ( esk29_1 @ X1 ) @ nat )
      | ( X1 = n_1 )
      | ~ $true
      | ~ ( in @ X1 @ nat ) ),
    inference(split_conjunct,[status(thm)],[c_0_44]) ).

thf(c_0_47,negated_conjecture,
    ( ( esk30_0 != n_1 )
    | ~ $true ),
    inference(split_conjunct,[status(thm)],[c_0_45]) ).

thf(c_0_48,plain,
    ! [X1: $i] :
      ( ( X1
        = ( ordsucc @ ( esk29_1 @ X1 ) ) )
      | ( X1 = n_1 )
      | ~ $true
      | ~ ( in @ X1 @ nat ) ),
    inference(split_conjunct,[status(thm)],[c_0_44]) ).

thf(c_0_49,negated_conjecture,
    ! [X1: $i] :
      ( ( esk30_0
        = ( ordsucc @ esk32_0 ) )
      | ~ ( in @ X1 @ nat )
      | ( esk30_0
       != ( ordsucc @ X1 ) )
      | ~ $true
      | ~ $true ),
    inference(split_conjunct,[status(thm)],[c_0_45]) ).

thf(c_0_50,plain,
    ! [X1: $i] :
      ( ( X1 = n_1 )
      | ( in @ ( esk29_1 @ X1 ) @ nat )
      | ~ ( in @ X1 @ nat ) ),
    inference(cn,[status(thm)],[c_0_46]) ).

thf(c_0_51,negated_conjecture,
    in @ esk30_0 @ nat,
    inference(split_conjunct,[status(thm)],[c_0_45]) ).

thf(c_0_52,negated_conjecture,
    esk30_0 != n_1,
    inference(cn,[status(thm)],[c_0_47]) ).

thf(c_0_53,plain,
    ! [X1: $i] :
      ( ( X1 = n_1 )
      | ( X1
        = ( ordsucc @ ( esk29_1 @ X1 ) ) )
      | ~ ( in @ X1 @ nat ) ),
    inference(cn,[status(thm)],[c_0_48]) ).

thf(c_0_54,plain,
    ! [X645: $i,X646: $i] :
      ( ( ( ordsucc @ X645 )
       != ( ordsucc @ X646 ) )
      | ( X645 = X646 ) ),
    inference(fof_nnf,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ordsucc_inj])])]) ).

thf(c_0_55,negated_conjecture,
    ! [X1: $i] :
      ( ( esk30_0
        = ( ordsucc @ esk32_0 ) )
      | ( esk30_0
       != ( ordsucc @ X1 ) )
      | ~ ( in @ X1 @ nat ) ),
    inference(cn,[status(thm)],[c_0_49]) ).

thf(c_0_56,negated_conjecture,
    in @ ( esk29_1 @ esk30_0 ) @ nat,
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_50,c_0_51]),c_0_52]) ).

thf(c_0_57,negated_conjecture,
    ( ( ordsucc @ ( esk29_1 @ esk30_0 ) )
    = esk30_0 ),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_53,c_0_51]),c_0_52]) ).

thf(c_0_58,negated_conjecture,
    ! [X1: $i] :
      ( ( esk30_0
        = ( ordsucc @ esk31_0 ) )
      | ~ ( in @ X1 @ nat )
      | ( esk30_0
       != ( ordsucc @ X1 ) )
      | ~ $true
      | ~ $true ),
    inference(split_conjunct,[status(thm)],[c_0_45]) ).

thf(c_0_59,negated_conjecture,
    ! [X1: $i] :
      ( ~ ( in @ X1 @ nat )
      | ( esk30_0
       != ( ordsucc @ X1 ) )
      | ~ $true
      | ~ $true
      | ( esk31_0 != esk32_0 ) ),
    inference(split_conjunct,[status(thm)],[c_0_45]) ).

thf(c_0_60,plain,
    ! [X1: $i,X4: $i] :
      ( ( X1 = X4 )
      | ( ( ordsucc @ X1 )
       != ( ordsucc @ X4 ) ) ),
    inference(split_conjunct,[status(thm)],[c_0_54]) ).

thf(c_0_61,negated_conjecture,
    ( ( ordsucc @ esk32_0 )
    = esk30_0 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_55,c_0_56]),c_0_57])]) ).

thf(c_0_62,negated_conjecture,
    ! [X1: $i] :
      ( ( esk30_0
        = ( ordsucc @ esk31_0 ) )
      | ( esk30_0
       != ( ordsucc @ X1 ) )
      | ~ ( in @ X1 @ nat ) ),
    inference(cn,[status(thm)],[c_0_58]) ).

thf(c_0_63,negated_conjecture,
    ! [X1: $i] :
      ( ( esk32_0 != esk31_0 )
      | ( esk30_0
       != ( ordsucc @ X1 ) )
      | ~ ( in @ X1 @ nat ) ),
    inference(cn,[status(thm)],[c_0_59]) ).

thf(c_0_64,negated_conjecture,
    ! [X1: $i] :
      ( ( esk32_0 = X1 )
      | ( ( ordsucc @ X1 )
       != esk30_0 ) ),
    inference(spm,[status(thm)],[c_0_60,c_0_61]) ).

thf(c_0_65,negated_conjecture,
    ( ( ordsucc @ esk31_0 )
    = esk30_0 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_62,c_0_56]),c_0_57])]) ).

thf(c_0_66,negated_conjecture,
    esk32_0 != esk31_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_63,c_0_56]),c_0_57])]) ).

thf(c_0_67,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_64,c_0_65]),c_0_66]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.05/0.12  % Problem    : NUM638^4 : TPTP v8.1.2. Released v7.1.0.
% 0.05/0.13  % Command    : run_E %s %d THM
% 0.12/0.33  % Computer : n031.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit   : 300
% 0.12/0.33  % WCLimit    : 300
% 0.12/0.33  % DateTime   : Fri May  3 10:07:46 EDT 2024
% 0.12/0.33  % CPUTime    : 
% 0.17/0.46  Running higher-order theorem proving
% 0.17/0.46  Running: /export/starexec/sandbox/solver/bin/eprover-ho --delete-bad-limit=2000000000 --definitional-cnf=24 -s --print-statistics -R --print-version --proof-object --auto-schedule=8 --cpu-limit=300 /export/starexec/sandbox/tmp/tmp.dulnZBczDm/E---3.1_15175.p
% 0.17/0.50  # Type mismatch in argument #1 of indeq @ ($not @ db(4)) @ ($db_lam @ db(0) @ ($db_lam @ db(0) @ ($@_var @ db(6) @ db(1) @ db(0)))) @ db(3) @ (d_11_i @ ($not @ db(4)) @ ($db_lam @ db(0) @ ($db_lam @ db(0) @ ($@_var @ db(6) @ db(1) @ db(0)))) @ db(3) @ db(2) @ db(1)) @ db(0): expected $i but got $o
% 0.17/0.50  eprover: Type error
% 0.56/0.55  # Version: 3.1.0-ho
% 0.56/0.55  # Preprocessing class: HSLMSMSSLLLCHSA.
% 0.56/0.55  # Scheduled 6 strats onto 8 cores with 300 seconds (2400 total)
% 0.56/0.55  # Starting lpo1_fix with 900s (3) cores
% 0.56/0.55  # Starting full_lambda_9 with 300s (1) cores
% 0.56/0.55  # Starting almost_fo_4 with 300s (1) cores
% 0.56/0.55  # Starting new_ho_9 with 300s (1) cores
% 0.56/0.55  # Starting pre_casc_4 with 300s (1) cores
% 0.56/0.55  # Starting ho_unfolding_6 with 300s (1) cores
% 0.56/0.55  # lpo1_fix with pid 15253 completed with status 0
% 0.56/0.55  # Result found by lpo1_fix
% 0.56/0.55  # Preprocessing class: HSLMSMSSLLLCHSA.
% 0.56/0.55  # Scheduled 6 strats onto 8 cores with 300 seconds (2400 total)
% 0.56/0.55  # Starting lpo1_fix with 900s (3) cores
% 0.56/0.55  # No SInE strategy applied
% 0.56/0.55  # Search class: HGHSM-FSLM32-MHSMMSBN
% 0.56/0.55  # Scheduled 11 strats onto 3 cores with 900 seconds (900 total)
% 0.56/0.55  # Starting full_lambda_5 with 82s (1) cores
% 0.56/0.55  # Starting new_ho_6 with 82s (1) cores
% 0.56/0.55  # Starting pre_casc_4 with 82s (1) cores
% 0.56/0.55  # pre_casc_4 with pid 15265 completed with status 0
% 0.56/0.55  # Result found by pre_casc_4
% 0.56/0.55  # Preprocessing class: HSLMSMSSLLLCHSA.
% 0.56/0.55  # Scheduled 6 strats onto 8 cores with 300 seconds (2400 total)
% 0.56/0.55  # Starting lpo1_fix with 900s (3) cores
% 0.56/0.55  # No SInE strategy applied
% 0.56/0.55  # Search class: HGHSM-FSLM32-MHSMMSBN
% 0.56/0.55  # Scheduled 11 strats onto 3 cores with 900 seconds (900 total)
% 0.56/0.55  # Starting full_lambda_5 with 82s (1) cores
% 0.56/0.55  # Starting new_ho_6 with 82s (1) cores
% 0.56/0.55  # Starting pre_casc_4 with 82s (1) cores
% 0.56/0.55  # Preprocessing time       : 0.005 s
% 0.56/0.55  # Presaturation interreduction done
% 0.56/0.55  
% 0.56/0.55  # Proof found!
% 0.56/0.55  # SZS status Theorem
% 0.56/0.55  # SZS output start CNFRefutation
% See solution above
% 0.56/0.55  # Parsed axioms                        : 291
% 0.56/0.55  # Removed by relevancy pruning/SinE    : 0
% 0.56/0.55  # Initial clauses                      : 416
% 0.56/0.55  # Removed in clause preprocessing      : 158
% 0.56/0.55  # Initial clauses in saturation        : 258
% 0.56/0.55  # Processed clauses                    : 502
% 0.56/0.55  # ...of these trivial                  : 4
% 0.56/0.55  # ...subsumed                          : 50
% 0.56/0.55  # ...remaining for further processing  : 448
% 0.56/0.55  # Other redundant clauses eliminated   : 28
% 0.56/0.55  # Clauses deleted for lack of memory   : 0
% 0.56/0.55  # Backward-subsumed                    : 15
% 0.56/0.55  # Backward-rewritten                   : 10
% 0.56/0.55  # Generated clauses                    : 510
% 0.56/0.55  # ...of the previous two non-redundant : 481
% 0.56/0.55  # ...aggressively subsumed             : 0
% 0.56/0.55  # Contextual simplify-reflections      : 0
% 0.56/0.55  # Paramodulations                      : 450
% 0.56/0.55  # Factorizations                       : 0
% 0.56/0.55  # NegExts                              : 0
% 0.56/0.55  # Equation resolutions                 : 29
% 0.56/0.55  # Disequality decompositions           : 0
% 0.56/0.55  # Total rewrite steps                  : 78
% 0.56/0.55  # ...of those cached                   : 44
% 0.56/0.55  # Propositional unsat checks           : 0
% 0.56/0.55  #    Propositional check models        : 0
% 0.56/0.55  #    Propositional check unsatisfiable : 0
% 0.56/0.55  #    Propositional clauses             : 0
% 0.56/0.55  #    Propositional clauses after purity: 0
% 0.56/0.55  #    Propositional unsat core size     : 0
% 0.56/0.55  #    Propositional preprocessing time  : 0.000
% 0.56/0.55  #    Propositional encoding time       : 0.000
% 0.56/0.55  #    Propositional solver time         : 0.000
% 0.56/0.55  #    Success case prop preproc time    : 0.000
% 0.56/0.55  #    Success case prop encoding time   : 0.000
% 0.56/0.55  #    Success case prop solver time     : 0.000
% 0.56/0.55  # Current number of processed clauses  : 164
% 0.56/0.55  #    Positive orientable unit clauses  : 65
% 0.56/0.55  #    Positive unorientable unit clauses: 0
% 0.56/0.55  #    Negative unit clauses             : 19
% 0.56/0.55  #    Non-unit-clauses                  : 80
% 0.56/0.55  # Current number of unprocessed clauses: 477
% 0.56/0.55  # ...number of literals in the above   : 1202
% 0.56/0.55  # Current number of archived formulas  : 0
% 0.56/0.55  # Current number of archived clauses   : 268
% 0.56/0.55  # Clause-clause subsumption calls (NU) : 7999
% 0.56/0.55  # Rec. Clause-clause subsumption calls : 3728
% 0.56/0.55  # Non-unit clause-clause subsumptions  : 22
% 0.56/0.55  # Unit Clause-clause subsumption calls : 821
% 0.56/0.55  # Rewrite failures with RHS unbound    : 0
% 0.56/0.55  # BW rewrite match attempts            : 28
% 0.56/0.55  # BW rewrite match successes           : 4
% 0.56/0.55  # Condensation attempts                : 0
% 0.56/0.55  # Condensation successes               : 0
% 0.56/0.55  # Termbank termtop insertions          : 41714
% 0.56/0.55  # Search garbage collected termcells   : 10694
% 0.56/0.55  
% 0.56/0.55  # -------------------------------------------------
% 0.56/0.55  # User time                : 0.058 s
% 0.56/0.55  # System time              : 0.011 s
% 0.56/0.55  # Total time               : 0.069 s
% 0.56/0.55  # Maximum resident set size: 4648 pages
% 0.56/0.55  
% 0.56/0.55  # -------------------------------------------------
% 0.56/0.55  # User time                : 0.144 s
% 0.56/0.55  # System time              : 0.021 s
% 0.56/0.55  # Total time               : 0.165 s
% 0.56/0.55  # Maximum resident set size: 2100 pages
% 0.56/0.55  % E---3.1 exiting
% 0.56/0.55  % E exiting
%------------------------------------------------------------------------------