TSTP Solution File: NUM460+1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : NUM460+1 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n004.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 Sep 18 13:09:50 EDT 2022

% Result   : Theorem 133.83s 84.04s
% Output   : Proof 134.35s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :   74
% Syntax   : Number of formulae    :  187 (  44 unt;   8 typ;   0 def)
%            Number of atoms       : 1699 ( 439 equ)
%            Maximal formula atoms :   32 (   9 avg)
%            Number of connectives : 2934 (1509   ~;1017   |; 166   &)
%                                         ( 214 <=>;  28  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   15 (   7 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of FOOLs       :   95 (  95 fml;   0 var)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    9 (   5   >;   4   *;   0   +;   0  <<)
%            Number of predicates  :   11 (   9 usr;   1 prp; 0-3 aty)
%            Number of functors    :    6 (   6 usr;   3 con; 0-2 aty)
%            Number of variables   :  449 ( 402   !;  15   ?; 449   :)

% Comments : 
%------------------------------------------------------------------------------
tff(aNaturalNumber0_type,type,
    aNaturalNumber0: $i > $o ).

tff(sdtpldt0_type,type,
    sdtpldt0: ( $i * $i ) > $i ).

tff(sdtmndt0_type,type,
    sdtmndt0: ( $i * $i ) > $i ).

tff(xn_type,type,
    xn: $i ).

tff(xl_type,type,
    xl: $i ).

tff(xm_type,type,
    xm: $i ).

tff(tptp_fun_W2_0_type,type,
    tptp_fun_W2_0: ( $i * $i ) > $i ).

tff(sdtlseqdt0_type,type,
    sdtlseqdt0: ( $i * $i ) > $o ).

tff(1,plain,
    ( sdtlseqdt0(xn,xl)
  <=> sdtlseqdt0(xn,xl) ),
    inference(rewrite,[status(thm)],]) ).

tff(2,plain,
    ( ~ ( ( sdtlseqdt0(xm,xn)
          & sdtlseqdt0(xn,xl) )
       => sdtlseqdt0(xm,xl) )
  <=> ~ ( ~ ( sdtlseqdt0(xm,xn)
            & sdtlseqdt0(xn,xl) )
        | sdtlseqdt0(xm,xl) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(3,axiom,
    ~ ( ( sdtlseqdt0(xm,xn)
        & sdtlseqdt0(xn,xl) )
     => sdtlseqdt0(xm,xl) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',m__) ).

tff(4,plain,
    ~ ( ~ ( sdtlseqdt0(xm,xn)
          & sdtlseqdt0(xn,xl) )
      | sdtlseqdt0(xm,xl) ),
    inference(modus_ponens,[status(thm)],[3,2]) ).

tff(5,plain,
    ( sdtlseqdt0(xm,xn)
    & sdtlseqdt0(xn,xl) ),
    inference(or_elim,[status(thm)],[4]) ).

tff(6,plain,
    sdtlseqdt0(xn,xl),
    inference(and_elim,[status(thm)],[5]) ).

tff(7,plain,
    sdtlseqdt0(xn,xl),
    inference(modus_ponens,[status(thm)],[6,1]) ).

tff(8,plain,
    ( aNaturalNumber0(xl)
  <=> aNaturalNumber0(xl) ),
    inference(rewrite,[status(thm)],]) ).

tff(9,axiom,
    ( aNaturalNumber0(xm)
    & aNaturalNumber0(xn)
    & aNaturalNumber0(xl) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',m__773) ).

tff(10,plain,
    aNaturalNumber0(xl),
    inference(and_elim,[status(thm)],[9]) ).

tff(11,plain,
    aNaturalNumber0(xl),
    inference(modus_ponens,[status(thm)],[10,8]) ).

tff(12,plain,
    ( aNaturalNumber0(xn)
  <=> aNaturalNumber0(xn) ),
    inference(rewrite,[status(thm)],]) ).

tff(13,plain,
    ( aNaturalNumber0(xm)
    & aNaturalNumber0(xn) ),
    inference(and_elim,[status(thm)],[9]) ).

tff(14,plain,
    aNaturalNumber0(xn),
    inference(and_elim,[status(thm)],[13]) ).

tff(15,plain,
    aNaturalNumber0(xn),
    inference(modus_ponens,[status(thm)],[14,12]) ).

tff(16,plain,
    ^ [W0: $i,W1: $i] :
      refl(
        ( ( ~ aNaturalNumber0(W1)
          | ~ sdtlseqdt0(W0,W1)
          | ~ aNaturalNumber0(W0)
          | ! [W2: $i] :
              ( ( W2 = sdtmndt0(W1,W0) )
            <=> ~ ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(W0,W2) != W1 ) ) ) )
      <=> ( ~ aNaturalNumber0(W1)
          | ~ sdtlseqdt0(W0,W1)
          | ~ aNaturalNumber0(W0)
          | ! [W2: $i] :
              ( ( W2 = sdtmndt0(W1,W0) )
            <=> ~ ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )),
    inference(bind,[status(th)],]) ).

tff(17,plain,
    ( ! [W0: $i,W1: $i] :
        ( ~ aNaturalNumber0(W1)
        | ~ sdtlseqdt0(W0,W1)
        | ~ aNaturalNumber0(W0)
        | ! [W2: $i] :
            ( ( W2 = sdtmndt0(W1,W0) )
          <=> ~ ( ~ aNaturalNumber0(W2)
                | ( sdtpldt0(W0,W2) != W1 ) ) ) )
  <=> ! [W0: $i,W1: $i] :
        ( ~ aNaturalNumber0(W1)
        | ~ sdtlseqdt0(W0,W1)
        | ~ aNaturalNumber0(W0)
        | ! [W2: $i] :
            ( ( W2 = sdtmndt0(W1,W0) )
          <=> ~ ( ~ aNaturalNumber0(W2)
                | ( sdtpldt0(W0,W2) != W1 ) ) ) ) ),
    inference(quant_intro,[status(thm)],[16]) ).

tff(18,plain,
    ^ [W0: $i,W1: $i] :
      rewrite(
        ( ( ~ aNaturalNumber0(W1)
          | ~ sdtlseqdt0(W0,W1)
          | ~ aNaturalNumber0(W0)
          | ! [W2: $i] :
              ( ( W2 = sdtmndt0(W1,W0) )
            <=> ~ ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(W0,W2) != W1 ) ) ) )
      <=> ( ~ aNaturalNumber0(W1)
          | ~ sdtlseqdt0(W0,W1)
          | ~ aNaturalNumber0(W0)
          | ! [W2: $i] :
              ( ( W2 = sdtmndt0(W1,W0) )
            <=> ~ ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )),
    inference(bind,[status(th)],]) ).

tff(19,plain,
    ( ! [W0: $i,W1: $i] :
        ( ~ aNaturalNumber0(W1)
        | ~ sdtlseqdt0(W0,W1)
        | ~ aNaturalNumber0(W0)
        | ! [W2: $i] :
            ( ( W2 = sdtmndt0(W1,W0) )
          <=> ~ ( ~ aNaturalNumber0(W2)
                | ( sdtpldt0(W0,W2) != W1 ) ) ) )
  <=> ! [W0: $i,W1: $i] :
        ( ~ aNaturalNumber0(W1)
        | ~ sdtlseqdt0(W0,W1)
        | ~ aNaturalNumber0(W0)
        | ! [W2: $i] :
            ( ( W2 = sdtmndt0(W1,W0) )
          <=> ~ ( ~ aNaturalNumber0(W2)
                | ( sdtpldt0(W0,W2) != W1 ) ) ) ) ),
    inference(quant_intro,[status(thm)],[18]) ).

tff(20,plain,
    ( ! [W0: $i,W1: $i] :
        ( ~ aNaturalNumber0(W1)
        | ~ sdtlseqdt0(W0,W1)
        | ~ aNaturalNumber0(W0)
        | ! [W2: $i] :
            ( ( W2 = sdtmndt0(W1,W0) )
          <=> ~ ( ~ aNaturalNumber0(W2)
                | ( sdtpldt0(W0,W2) != W1 ) ) ) )
  <=> ! [W0: $i,W1: $i] :
        ( ~ aNaturalNumber0(W1)
        | ~ sdtlseqdt0(W0,W1)
        | ~ aNaturalNumber0(W0)
        | ! [W2: $i] :
            ( ( W2 = sdtmndt0(W1,W0) )
          <=> ~ ( ~ aNaturalNumber0(W2)
                | ( sdtpldt0(W0,W2) != W1 ) ) ) ) ),
    inference(transitivity,[status(thm)],[19,17]) ).

tff(21,plain,
    ^ [W0: $i,W1: $i] :
      trans(
        monotonicity(
          quant_intro(
            proof_bind(
              ^ [W2: $i] :
                rewrite(
                  ( ( ( W2 = sdtmndt0(W1,W0) )
                  <=> ( aNaturalNumber0(W2)
                      & ( sdtpldt0(W0,W2) = W1 ) ) )
                <=> ( ( W2 = sdtmndt0(W1,W0) )
                  <=> ~ ( ~ aNaturalNumber0(W2)
                        | ( sdtpldt0(W0,W2) != W1 ) ) ) ))),
            ( ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ( aNaturalNumber0(W2)
                  & ( sdtpldt0(W0,W2) = W1 ) ) )
          <=> ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ~ ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) )),
          trans(
            monotonicity(
              rewrite(
                ( ( aNaturalNumber0(W0)
                  & aNaturalNumber0(W1) )
              <=> ~ ( ~ aNaturalNumber0(W1)
                    | ~ aNaturalNumber0(W0) ) )),
              ( ~ ( aNaturalNumber0(W0)
                  & aNaturalNumber0(W1) )
            <=> ~ ~ ( ~ aNaturalNumber0(W1)
                    | ~ aNaturalNumber0(W0) ) )),
            rewrite(
              ( ~ ~ ( ~ aNaturalNumber0(W1)
                    | ~ aNaturalNumber0(W0) )
            <=> ( ~ aNaturalNumber0(W1)
                | ~ aNaturalNumber0(W0) ) )),
            ( ~ ( aNaturalNumber0(W0)
                & aNaturalNumber0(W1) )
          <=> ( ~ aNaturalNumber0(W1)
              | ~ aNaturalNumber0(W0) ) )),
          ( ( ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ( aNaturalNumber0(W2)
                  & ( sdtpldt0(W0,W2) = W1 ) ) )
            | ~ ( aNaturalNumber0(W0)
                & aNaturalNumber0(W1) )
            | ~ sdtlseqdt0(W0,W1) )
        <=> ( ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ~ ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) )
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ~ sdtlseqdt0(W0,W1) ) )),
        rewrite(
          ( ( ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ~ ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) )
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ~ sdtlseqdt0(W0,W1) )
        <=> ( ~ aNaturalNumber0(W1)
            | ~ sdtlseqdt0(W0,W1)
            | ~ aNaturalNumber0(W0)
            | ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ~ ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )),
        ( ( ! [W2: $i] :
              ( ( W2 = sdtmndt0(W1,W0) )
            <=> ( aNaturalNumber0(W2)
                & ( sdtpldt0(W0,W2) = W1 ) ) )
          | ~ ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1) )
          | ~ sdtlseqdt0(W0,W1) )
      <=> ( ~ aNaturalNumber0(W1)
          | ~ sdtlseqdt0(W0,W1)
          | ~ aNaturalNumber0(W0)
          | ! [W2: $i] :
              ( ( W2 = sdtmndt0(W1,W0) )
            <=> ~ ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )),
    inference(bind,[status(th)],]) ).

tff(22,plain,
    ( ! [W0: $i,W1: $i] :
        ( ! [W2: $i] :
            ( ( W2 = sdtmndt0(W1,W0) )
          <=> ( aNaturalNumber0(W2)
              & ( sdtpldt0(W0,W2) = W1 ) ) )
        | ~ ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1) )
        | ~ sdtlseqdt0(W0,W1) )
  <=> ! [W0: $i,W1: $i] :
        ( ~ aNaturalNumber0(W1)
        | ~ sdtlseqdt0(W0,W1)
        | ~ aNaturalNumber0(W0)
        | ! [W2: $i] :
            ( ( W2 = sdtmndt0(W1,W0) )
          <=> ~ ( ~ aNaturalNumber0(W2)
                | ( sdtpldt0(W0,W2) != W1 ) ) ) ) ),
    inference(quant_intro,[status(thm)],[21]) ).

tff(23,plain,
    ( ! [W0: $i,W1: $i] :
        ( ! [W2: $i] :
            ( ( W2 = sdtmndt0(W1,W0) )
          <=> ( aNaturalNumber0(W2)
              & ( sdtpldt0(W0,W2) = W1 ) ) )
        | ~ ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1) )
        | ~ sdtlseqdt0(W0,W1) )
  <=> ! [W0: $i,W1: $i] :
        ( ! [W2: $i] :
            ( ( W2 = sdtmndt0(W1,W0) )
          <=> ( aNaturalNumber0(W2)
              & ( sdtpldt0(W0,W2) = W1 ) ) )
        | ~ ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1) )
        | ~ sdtlseqdt0(W0,W1) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(24,plain,
    ^ [W0: $i,W1: $i] :
      trans(
        monotonicity(
          rewrite(
            ( ( sdtlseqdt0(W0,W1)
             => ! [W2: $i] :
                  ( ( W2 = sdtmndt0(W1,W0) )
                <=> ( aNaturalNumber0(W2)
                    & ( sdtpldt0(W0,W2) = W1 ) ) ) )
          <=> ( ~ sdtlseqdt0(W0,W1)
              | ! [W2: $i] :
                  ( ( W2 = sdtmndt0(W1,W0) )
                <=> ( aNaturalNumber0(W2)
                    & ( sdtpldt0(W0,W2) = W1 ) ) ) ) )),
          ( ( ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1) )
           => ( sdtlseqdt0(W0,W1)
             => ! [W2: $i] :
                  ( ( W2 = sdtmndt0(W1,W0) )
                <=> ( aNaturalNumber0(W2)
                    & ( sdtpldt0(W0,W2) = W1 ) ) ) ) )
        <=> ( ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1) )
           => ( ~ sdtlseqdt0(W0,W1)
              | ! [W2: $i] :
                  ( ( W2 = sdtmndt0(W1,W0) )
                <=> ( aNaturalNumber0(W2)
                    & ( sdtpldt0(W0,W2) = W1 ) ) ) ) ) )),
        rewrite(
          ( ( ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1) )
           => ( ~ sdtlseqdt0(W0,W1)
              | ! [W2: $i] :
                  ( ( W2 = sdtmndt0(W1,W0) )
                <=> ( aNaturalNumber0(W2)
                    & ( sdtpldt0(W0,W2) = W1 ) ) ) ) )
        <=> ( ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ( aNaturalNumber0(W2)
                  & ( sdtpldt0(W0,W2) = W1 ) ) )
            | ~ ( aNaturalNumber0(W0)
                & aNaturalNumber0(W1) )
            | ~ sdtlseqdt0(W0,W1) ) )),
        ( ( ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1) )
         => ( sdtlseqdt0(W0,W1)
           => ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ( aNaturalNumber0(W2)
                  & ( sdtpldt0(W0,W2) = W1 ) ) ) ) )
      <=> ( ! [W2: $i] :
              ( ( W2 = sdtmndt0(W1,W0) )
            <=> ( aNaturalNumber0(W2)
                & ( sdtpldt0(W0,W2) = W1 ) ) )
          | ~ ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1) )
          | ~ sdtlseqdt0(W0,W1) ) )),
    inference(bind,[status(th)],]) ).

tff(25,plain,
    ( ! [W0: $i,W1: $i] :
        ( ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1) )
       => ( sdtlseqdt0(W0,W1)
         => ! [W2: $i] :
              ( ( W2 = sdtmndt0(W1,W0) )
            <=> ( aNaturalNumber0(W2)
                & ( sdtpldt0(W0,W2) = W1 ) ) ) ) )
  <=> ! [W0: $i,W1: $i] :
        ( ! [W2: $i] :
            ( ( W2 = sdtmndt0(W1,W0) )
          <=> ( aNaturalNumber0(W2)
              & ( sdtpldt0(W0,W2) = W1 ) ) )
        | ~ ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1) )
        | ~ sdtlseqdt0(W0,W1) ) ),
    inference(quant_intro,[status(thm)],[24]) ).

tff(26,axiom,
    ! [W0: $i,W1: $i] :
      ( ( aNaturalNumber0(W0)
        & aNaturalNumber0(W1) )
     => ( sdtlseqdt0(W0,W1)
       => ! [W2: $i] :
            ( ( W2 = sdtmndt0(W1,W0) )
          <=> ( aNaturalNumber0(W2)
              & ( sdtpldt0(W0,W2) = W1 ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mDefDiff) ).

tff(27,plain,
    ! [W0: $i,W1: $i] :
      ( ! [W2: $i] :
          ( ( W2 = sdtmndt0(W1,W0) )
        <=> ( aNaturalNumber0(W2)
            & ( sdtpldt0(W0,W2) = W1 ) ) )
      | ~ ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1) )
      | ~ sdtlseqdt0(W0,W1) ),
    inference(modus_ponens,[status(thm)],[26,25]) ).

tff(28,plain,
    ! [W0: $i,W1: $i] :
      ( ! [W2: $i] :
          ( ( W2 = sdtmndt0(W1,W0) )
        <=> ( aNaturalNumber0(W2)
            & ( sdtpldt0(W0,W2) = W1 ) ) )
      | ~ ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1) )
      | ~ sdtlseqdt0(W0,W1) ),
    inference(modus_ponens,[status(thm)],[27,23]) ).

tff(29,plain,
    ! [W0: $i,W1: $i] :
      ( ! [W2: $i] :
          ( ( W2 = sdtmndt0(W1,W0) )
        <=> ( aNaturalNumber0(W2)
            & ( sdtpldt0(W0,W2) = W1 ) ) )
      | ~ ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1) )
      | ~ sdtlseqdt0(W0,W1) ),
    inference(skolemize,[status(sab)],[28]) ).

tff(30,plain,
    ! [W0: $i,W1: $i] :
      ( ~ aNaturalNumber0(W1)
      | ~ sdtlseqdt0(W0,W1)
      | ~ aNaturalNumber0(W0)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(W1,W0) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(W0,W2) != W1 ) ) ) ),
    inference(modus_ponens,[status(thm)],[29,22]) ).

tff(31,plain,
    ! [W0: $i,W1: $i] :
      ( ~ aNaturalNumber0(W1)
      | ~ sdtlseqdt0(W0,W1)
      | ~ aNaturalNumber0(W0)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(W1,W0) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(W0,W2) != W1 ) ) ) ),
    inference(modus_ponens,[status(thm)],[30,20]) ).

tff(32,plain,
    ( ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ sdtlseqdt0(W0,W1)
            | ~ aNaturalNumber0(W0)
            | ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ~ ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) )
      | ~ aNaturalNumber0(xn)
      | ~ aNaturalNumber0(xl)
      | ~ sdtlseqdt0(xn,xl)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(xl,xn) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xn,W2) != xl ) ) ) )
  <=> ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ sdtlseqdt0(W0,W1)
            | ~ aNaturalNumber0(W0)
            | ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ~ ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) )
      | ~ aNaturalNumber0(xn)
      | ~ aNaturalNumber0(xl)
      | ~ sdtlseqdt0(xn,xl)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(xl,xn) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xn,W2) != xl ) ) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(33,plain,
    ( ( ~ aNaturalNumber0(xl)
      | ~ sdtlseqdt0(xn,xl)
      | ~ aNaturalNumber0(xn)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(xl,xn) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xn,W2) != xl ) ) ) )
  <=> ( ~ aNaturalNumber0(xn)
      | ~ aNaturalNumber0(xl)
      | ~ sdtlseqdt0(xn,xl)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(xl,xn) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xn,W2) != xl ) ) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(34,plain,
    ( ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ sdtlseqdt0(W0,W1)
            | ~ aNaturalNumber0(W0)
            | ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ~ ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) )
      | ~ aNaturalNumber0(xl)
      | ~ sdtlseqdt0(xn,xl)
      | ~ aNaturalNumber0(xn)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(xl,xn) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xn,W2) != xl ) ) ) )
  <=> ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ sdtlseqdt0(W0,W1)
            | ~ aNaturalNumber0(W0)
            | ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ~ ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) )
      | ~ aNaturalNumber0(xn)
      | ~ aNaturalNumber0(xl)
      | ~ sdtlseqdt0(xn,xl)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(xl,xn) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xn,W2) != xl ) ) ) ) ),
    inference(monotonicity,[status(thm)],[33]) ).

tff(35,plain,
    ( ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ sdtlseqdt0(W0,W1)
            | ~ aNaturalNumber0(W0)
            | ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ~ ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) )
      | ~ aNaturalNumber0(xl)
      | ~ sdtlseqdt0(xn,xl)
      | ~ aNaturalNumber0(xn)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(xl,xn) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xn,W2) != xl ) ) ) )
  <=> ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ sdtlseqdt0(W0,W1)
            | ~ aNaturalNumber0(W0)
            | ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ~ ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) )
      | ~ aNaturalNumber0(xn)
      | ~ aNaturalNumber0(xl)
      | ~ sdtlseqdt0(xn,xl)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(xl,xn) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xn,W2) != xl ) ) ) ) ),
    inference(transitivity,[status(thm)],[34,32]) ).

tff(36,plain,
    ( ~ ! [W0: $i,W1: $i] :
          ( ~ aNaturalNumber0(W1)
          | ~ sdtlseqdt0(W0,W1)
          | ~ aNaturalNumber0(W0)
          | ! [W2: $i] :
              ( ( W2 = sdtmndt0(W1,W0) )
            <=> ~ ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(W0,W2) != W1 ) ) ) )
    | ~ aNaturalNumber0(xl)
    | ~ sdtlseqdt0(xn,xl)
    | ~ aNaturalNumber0(xn)
    | ! [W2: $i] :
        ( ( W2 = sdtmndt0(xl,xn) )
      <=> ~ ( ~ aNaturalNumber0(W2)
            | ( sdtpldt0(xn,W2) != xl ) ) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(37,plain,
    ( ~ ! [W0: $i,W1: $i] :
          ( ~ aNaturalNumber0(W1)
          | ~ sdtlseqdt0(W0,W1)
          | ~ aNaturalNumber0(W0)
          | ! [W2: $i] :
              ( ( W2 = sdtmndt0(W1,W0) )
            <=> ~ ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(W0,W2) != W1 ) ) ) )
    | ~ aNaturalNumber0(xn)
    | ~ aNaturalNumber0(xl)
    | ~ sdtlseqdt0(xn,xl)
    | ! [W2: $i] :
        ( ( W2 = sdtmndt0(xl,xn) )
      <=> ~ ( ~ aNaturalNumber0(W2)
            | ( sdtpldt0(xn,W2) != xl ) ) ) ),
    inference(modus_ponens,[status(thm)],[36,35]) ).

tff(38,plain,
    ! [W2: $i] :
      ( ( W2 = sdtmndt0(xl,xn) )
    <=> ~ ( ~ aNaturalNumber0(W2)
          | ( sdtpldt0(xn,W2) != xl ) ) ),
    inference(unit_resolution,[status(thm)],[37,31,15,11,7]) ).

tff(39,plain,
    ( ~ ! [W2: $i] :
          ( ( W2 = sdtmndt0(xl,xn) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xn,W2) != xl ) ) )
    | ( ( tptp_fun_W2_0(xl,xn) = sdtmndt0(xl,xn) )
    <=> ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
          | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(40,plain,
    ( ( tptp_fun_W2_0(xl,xn) = sdtmndt0(xl,xn) )
  <=> ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
        | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ) ),
    inference(unit_resolution,[status(thm)],[39,38]) ).

tff(41,plain,
    ^ [W0: $i,W1: $i] :
      refl(
        ( ( ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0)
          | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                  | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                      | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
              | ~ ( sdtlseqdt0(W0,W1)
                  | ! [W2: $i] :
                      ( ~ aNaturalNumber0(W2)
                      | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
      <=> ( ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0)
          | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                  | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                      | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
              | ~ ( sdtlseqdt0(W0,W1)
                  | ! [W2: $i] :
                      ( ~ aNaturalNumber0(W2)
                      | ( sdtpldt0(W0,W2) != W1 ) ) ) ) ) )),
    inference(bind,[status(th)],]) ).

tff(42,plain,
    ( ! [W0: $i,W1: $i] :
        ( ~ aNaturalNumber0(W1)
        | ~ aNaturalNumber0(W0)
        | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                    | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
            | ~ ( sdtlseqdt0(W0,W1)
                | ! [W2: $i] :
                    ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
  <=> ! [W0: $i,W1: $i] :
        ( ~ aNaturalNumber0(W1)
        | ~ aNaturalNumber0(W0)
        | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                    | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
            | ~ ( sdtlseqdt0(W0,W1)
                | ! [W2: $i] :
                    ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) ) ) ),
    inference(quant_intro,[status(thm)],[41]) ).

tff(43,plain,
    ^ [W0: $i,W1: $i] :
      rewrite(
        ( ( ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0)
          | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                  | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                      | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
              | ~ ( sdtlseqdt0(W0,W1)
                  | ! [W2: $i] :
                      ( ~ aNaturalNumber0(W2)
                      | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
      <=> ( ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0)
          | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                  | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                      | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
              | ~ ( sdtlseqdt0(W0,W1)
                  | ! [W2: $i] :
                      ( ~ aNaturalNumber0(W2)
                      | ( sdtpldt0(W0,W2) != W1 ) ) ) ) ) )),
    inference(bind,[status(th)],]) ).

tff(44,plain,
    ( ! [W0: $i,W1: $i] :
        ( ~ aNaturalNumber0(W1)
        | ~ aNaturalNumber0(W0)
        | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                    | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
            | ~ ( sdtlseqdt0(W0,W1)
                | ! [W2: $i] :
                    ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
  <=> ! [W0: $i,W1: $i] :
        ( ~ aNaturalNumber0(W1)
        | ~ aNaturalNumber0(W0)
        | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                    | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
            | ~ ( sdtlseqdt0(W0,W1)
                | ! [W2: $i] :
                    ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) ) ) ),
    inference(quant_intro,[status(thm)],[43]) ).

tff(45,plain,
    ( ! [W0: $i,W1: $i] :
        ( ~ aNaturalNumber0(W1)
        | ~ aNaturalNumber0(W0)
        | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                    | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
            | ~ ( sdtlseqdt0(W0,W1)
                | ! [W2: $i] :
                    ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
  <=> ! [W0: $i,W1: $i] :
        ( ~ aNaturalNumber0(W1)
        | ~ aNaturalNumber0(W0)
        | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                    | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
            | ~ ( sdtlseqdt0(W0,W1)
                | ! [W2: $i] :
                    ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) ) ) ),
    inference(transitivity,[status(thm)],[44,42]) ).

tff(46,plain,
    ^ [W0: $i,W1: $i] :
      trans(
        monotonicity(
          trans(
            monotonicity(
              rewrite(
                ( ( aNaturalNumber0(W0)
                  & aNaturalNumber0(W1) )
              <=> ~ ( ~ aNaturalNumber0(W1)
                    | ~ aNaturalNumber0(W0) ) )),
              ( ~ ( aNaturalNumber0(W0)
                  & aNaturalNumber0(W1) )
            <=> ~ ~ ( ~ aNaturalNumber0(W1)
                    | ~ aNaturalNumber0(W0) ) )),
            rewrite(
              ( ~ ~ ( ~ aNaturalNumber0(W1)
                    | ~ aNaturalNumber0(W0) )
            <=> ( ~ aNaturalNumber0(W1)
                | ~ aNaturalNumber0(W0) ) )),
            ( ~ ( aNaturalNumber0(W0)
                & aNaturalNumber0(W1) )
          <=> ( ~ aNaturalNumber0(W1)
              | ~ aNaturalNumber0(W0) ) )),
          trans(
            monotonicity(
              rewrite(
                ( ( ~ sdtlseqdt0(W0,W1)
                  | ( aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                    & ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) = W1 ) ) )
              <=> ( ~ sdtlseqdt0(W0,W1)
                  | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                      | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) ) )),
              rewrite(
                ( ( sdtlseqdt0(W0,W1)
                  | ! [W2: $i] :
                      ~ ( aNaturalNumber0(W2)
                        & ( sdtpldt0(W0,W2) = W1 ) ) )
              <=> ( sdtlseqdt0(W0,W1)
                  | ! [W2: $i] :
                      ( ~ aNaturalNumber0(W2)
                      | ( sdtpldt0(W0,W2) != W1 ) ) ) )),
              ( ( ( ~ sdtlseqdt0(W0,W1)
                  | ( aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                    & ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) = W1 ) ) )
                & ( sdtlseqdt0(W0,W1)
                  | ! [W2: $i] :
                      ~ ( aNaturalNumber0(W2)
                        & ( sdtpldt0(W0,W2) = W1 ) ) ) )
            <=> ( ( ~ sdtlseqdt0(W0,W1)
                  | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                      | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
                & ( sdtlseqdt0(W0,W1)
                  | ! [W2: $i] :
                      ( ~ aNaturalNumber0(W2)
                      | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )),
            rewrite(
              ( ( ( ~ sdtlseqdt0(W0,W1)
                  | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                      | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
                & ( sdtlseqdt0(W0,W1)
                  | ! [W2: $i] :
                      ( ~ aNaturalNumber0(W2)
                      | ( sdtpldt0(W0,W2) != W1 ) ) ) )
            <=> ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                      | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                          | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
                  | ~ ( sdtlseqdt0(W0,W1)
                      | ! [W2: $i] :
                          ( ~ aNaturalNumber0(W2)
                          | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )),
            ( ( ( ~ sdtlseqdt0(W0,W1)
                | ( aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                  & ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) = W1 ) ) )
              & ( sdtlseqdt0(W0,W1)
                | ! [W2: $i] :
                    ~ ( aNaturalNumber0(W2)
                      & ( sdtpldt0(W0,W2) = W1 ) ) ) )
          <=> ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                        | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
                | ~ ( sdtlseqdt0(W0,W1)
                    | ! [W2: $i] :
                        ( ~ aNaturalNumber0(W2)
                        | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )),
          ( ( ~ ( aNaturalNumber0(W0)
                & aNaturalNumber0(W1) )
            | ( ( ~ sdtlseqdt0(W0,W1)
                | ( aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                  & ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) = W1 ) ) )
              & ( sdtlseqdt0(W0,W1)
                | ! [W2: $i] :
                    ~ ( aNaturalNumber0(W2)
                      & ( sdtpldt0(W0,W2) = W1 ) ) ) ) )
        <=> ( ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                        | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
                | ~ ( sdtlseqdt0(W0,W1)
                    | ! [W2: $i] :
                        ( ~ aNaturalNumber0(W2)
                        | ( sdtpldt0(W0,W2) != W1 ) ) ) ) ) )),
        rewrite(
          ( ( ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                        | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
                | ~ ( sdtlseqdt0(W0,W1)
                    | ! [W2: $i] :
                        ( ~ aNaturalNumber0(W2)
                        | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
        <=> ( ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                        | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
                | ~ ( sdtlseqdt0(W0,W1)
                    | ! [W2: $i] :
                        ( ~ aNaturalNumber0(W2)
                        | ( sdtpldt0(W0,W2) != W1 ) ) ) ) ) )),
        ( ( ~ ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1) )
          | ( ( ~ sdtlseqdt0(W0,W1)
              | ( aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                & ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) = W1 ) ) )
            & ( sdtlseqdt0(W0,W1)
              | ! [W2: $i] :
                  ~ ( aNaturalNumber0(W2)
                    & ( sdtpldt0(W0,W2) = W1 ) ) ) ) )
      <=> ( ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0)
          | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                  | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                      | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
              | ~ ( sdtlseqdt0(W0,W1)
                  | ! [W2: $i] :
                      ( ~ aNaturalNumber0(W2)
                      | ( sdtpldt0(W0,W2) != W1 ) ) ) ) ) )),
    inference(bind,[status(th)],]) ).

tff(47,plain,
    ( ! [W0: $i,W1: $i] :
        ( ~ ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1) )
        | ( ( ~ sdtlseqdt0(W0,W1)
            | ( aNaturalNumber0(tptp_fun_W2_0(W1,W0))
              & ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) = W1 ) ) )
          & ( sdtlseqdt0(W0,W1)
            | ! [W2: $i] :
                ~ ( aNaturalNumber0(W2)
                  & ( sdtpldt0(W0,W2) = W1 ) ) ) ) )
  <=> ! [W0: $i,W1: $i] :
        ( ~ aNaturalNumber0(W1)
        | ~ aNaturalNumber0(W0)
        | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                    | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
            | ~ ( sdtlseqdt0(W0,W1)
                | ! [W2: $i] :
                    ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) ) ) ),
    inference(quant_intro,[status(thm)],[46]) ).

tff(48,plain,
    ( ! [W0: $i,W1: $i] :
        ( ~ ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1) )
        | ( sdtlseqdt0(W0,W1)
        <=> ? [W2: $i] :
              ( aNaturalNumber0(W2)
              & ( sdtpldt0(W0,W2) = W1 ) ) ) )
  <=> ! [W0: $i,W1: $i] :
        ( ~ ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1) )
        | ( sdtlseqdt0(W0,W1)
        <=> ? [W2: $i] :
              ( aNaturalNumber0(W2)
              & ( sdtpldt0(W0,W2) = W1 ) ) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(49,plain,
    ^ [W0: $i,W1: $i] :
      trans(
        monotonicity(
          rewrite(
            ( ( sdtlseqdt0(W0,W1)
            <=> ? [W2: $i] :
                  ( aNaturalNumber0(W2)
                  & ( sdtpldt0(W0,W2) = W1 ) ) )
          <=> ( sdtlseqdt0(W0,W1)
            <=> ? [W2: $i] :
                  ( aNaturalNumber0(W2)
                  & ( sdtpldt0(W0,W2) = W1 ) ) ) )),
          ( ( ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1) )
           => ( sdtlseqdt0(W0,W1)
            <=> ? [W2: $i] :
                  ( aNaturalNumber0(W2)
                  & ( sdtpldt0(W0,W2) = W1 ) ) ) )
        <=> ( ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1) )
           => ( sdtlseqdt0(W0,W1)
            <=> ? [W2: $i] :
                  ( aNaturalNumber0(W2)
                  & ( sdtpldt0(W0,W2) = W1 ) ) ) ) )),
        rewrite(
          ( ( ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1) )
           => ( sdtlseqdt0(W0,W1)
            <=> ? [W2: $i] :
                  ( aNaturalNumber0(W2)
                  & ( sdtpldt0(W0,W2) = W1 ) ) ) )
        <=> ( ~ ( aNaturalNumber0(W0)
                & aNaturalNumber0(W1) )
            | ( sdtlseqdt0(W0,W1)
            <=> ? [W2: $i] :
                  ( aNaturalNumber0(W2)
                  & ( sdtpldt0(W0,W2) = W1 ) ) ) ) )),
        ( ( ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1) )
         => ( sdtlseqdt0(W0,W1)
          <=> ? [W2: $i] :
                ( aNaturalNumber0(W2)
                & ( sdtpldt0(W0,W2) = W1 ) ) ) )
      <=> ( ~ ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1) )
          | ( sdtlseqdt0(W0,W1)
          <=> ? [W2: $i] :
                ( aNaturalNumber0(W2)
                & ( sdtpldt0(W0,W2) = W1 ) ) ) ) )),
    inference(bind,[status(th)],]) ).

tff(50,plain,
    ( ! [W0: $i,W1: $i] :
        ( ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1) )
       => ( sdtlseqdt0(W0,W1)
        <=> ? [W2: $i] :
              ( aNaturalNumber0(W2)
              & ( sdtpldt0(W0,W2) = W1 ) ) ) )
  <=> ! [W0: $i,W1: $i] :
        ( ~ ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1) )
        | ( sdtlseqdt0(W0,W1)
        <=> ? [W2: $i] :
              ( aNaturalNumber0(W2)
              & ( sdtpldt0(W0,W2) = W1 ) ) ) ) ),
    inference(quant_intro,[status(thm)],[49]) ).

tff(51,axiom,
    ! [W0: $i,W1: $i] :
      ( ( aNaturalNumber0(W0)
        & aNaturalNumber0(W1) )
     => ( sdtlseqdt0(W0,W1)
      <=> ? [W2: $i] :
            ( aNaturalNumber0(W2)
            & ( sdtpldt0(W0,W2) = W1 ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mDefLE) ).

tff(52,plain,
    ! [W0: $i,W1: $i] :
      ( ~ ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1) )
      | ( sdtlseqdt0(W0,W1)
      <=> ? [W2: $i] :
            ( aNaturalNumber0(W2)
            & ( sdtpldt0(W0,W2) = W1 ) ) ) ),
    inference(modus_ponens,[status(thm)],[51,50]) ).

tff(53,plain,
    ! [W0: $i,W1: $i] :
      ( ~ ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1) )
      | ( sdtlseqdt0(W0,W1)
      <=> ? [W2: $i] :
            ( aNaturalNumber0(W2)
            & ( sdtpldt0(W0,W2) = W1 ) ) ) ),
    inference(modus_ponens,[status(thm)],[52,48]) ).

tff(54,plain,
    ! [W0: $i,W1: $i] :
      ( ~ ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1) )
      | ( ( ~ sdtlseqdt0(W0,W1)
          | ( aNaturalNumber0(tptp_fun_W2_0(W1,W0))
            & ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) = W1 ) ) )
        & ( sdtlseqdt0(W0,W1)
          | ! [W2: $i] :
              ~ ( aNaturalNumber0(W2)
                & ( sdtpldt0(W0,W2) = W1 ) ) ) ) ),
    inference(skolemize,[status(sab)],[53]) ).

tff(55,plain,
    ! [W0: $i,W1: $i] :
      ( ~ aNaturalNumber0(W1)
      | ~ aNaturalNumber0(W0)
      | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                  | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
          | ~ ( sdtlseqdt0(W0,W1)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(W0,W2) != W1 ) ) ) ) ),
    inference(modus_ponens,[status(thm)],[54,47]) ).

tff(56,plain,
    ! [W0: $i,W1: $i] :
      ( ~ aNaturalNumber0(W1)
      | ~ aNaturalNumber0(W0)
      | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                  | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
          | ~ ( sdtlseqdt0(W0,W1)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(W0,W2) != W1 ) ) ) ) ),
    inference(modus_ponens,[status(thm)],[55,45]) ).

tff(57,plain,
    ( ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                        | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
                | ~ ( sdtlseqdt0(W0,W1)
                    | ! [W2: $i] :
                        ( ~ aNaturalNumber0(W2)
                        | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
      | ~ aNaturalNumber0(xl)
      | ~ aNaturalNumber0(xn)
      | ~ ( ~ ( ~ sdtlseqdt0(xn,xl)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
                  | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ) )
          | ~ ( sdtlseqdt0(xn,xl)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xn,W2) != xl ) ) ) ) )
  <=> ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                        | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
                | ~ ( sdtlseqdt0(W0,W1)
                    | ! [W2: $i] :
                        ( ~ aNaturalNumber0(W2)
                        | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
      | ~ aNaturalNumber0(xl)
      | ~ aNaturalNumber0(xn)
      | ~ ( ~ ( ~ sdtlseqdt0(xn,xl)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
                  | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ) )
          | ~ ( sdtlseqdt0(xn,xl)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xn,W2) != xl ) ) ) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(58,plain,
    ( ~ ! [W0: $i,W1: $i] :
          ( ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0)
          | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                  | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                      | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
              | ~ ( sdtlseqdt0(W0,W1)
                  | ! [W2: $i] :
                      ( ~ aNaturalNumber0(W2)
                      | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
    | ~ aNaturalNumber0(xl)
    | ~ aNaturalNumber0(xn)
    | ~ ( ~ ( ~ sdtlseqdt0(xn,xl)
            | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
                | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ) )
        | ~ ( sdtlseqdt0(xn,xl)
            | ! [W2: $i] :
                ( ~ aNaturalNumber0(W2)
                | ( sdtpldt0(xn,W2) != xl ) ) ) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(59,plain,
    ( ~ ! [W0: $i,W1: $i] :
          ( ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0)
          | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                  | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                      | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
              | ~ ( sdtlseqdt0(W0,W1)
                  | ! [W2: $i] :
                      ( ~ aNaturalNumber0(W2)
                      | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
    | ~ aNaturalNumber0(xl)
    | ~ aNaturalNumber0(xn)
    | ~ ( ~ ( ~ sdtlseqdt0(xn,xl)
            | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
                | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ) )
        | ~ ( sdtlseqdt0(xn,xl)
            | ! [W2: $i] :
                ( ~ aNaturalNumber0(W2)
                | ( sdtpldt0(xn,W2) != xl ) ) ) ) ),
    inference(modus_ponens,[status(thm)],[58,57]) ).

tff(60,plain,
    ~ ( ~ ( ~ sdtlseqdt0(xn,xl)
          | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
              | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ) )
      | ~ ( sdtlseqdt0(xn,xl)
          | ! [W2: $i] :
              ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xn,W2) != xl ) ) ) ),
    inference(unit_resolution,[status(thm)],[59,56,15,11]) ).

tff(61,plain,
    ( ~ ( ~ sdtlseqdt0(xn,xl)
        | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
            | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ) )
    | ~ ( sdtlseqdt0(xn,xl)
        | ! [W2: $i] :
            ( ~ aNaturalNumber0(W2)
            | ( sdtpldt0(xn,W2) != xl ) ) )
    | ~ sdtlseqdt0(xn,xl)
    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
        | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ) ),
    inference(tautology,[status(thm)],]) ).

tff(62,plain,
    ( ~ sdtlseqdt0(xn,xl)
    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
        | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ) ),
    inference(unit_resolution,[status(thm)],[61,60]) ).

tff(63,plain,
    ( ~ ( ~ sdtlseqdt0(xn,xl)
        | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
            | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ) )
    | ~ sdtlseqdt0(xn,xl)
    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
        | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ) ),
    inference(tautology,[status(thm)],]) ).

tff(64,plain,
    ( ~ ( ~ sdtlseqdt0(xn,xl)
        | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
            | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ) )
    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
        | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ) ),
    inference(unit_resolution,[status(thm)],[63,7]) ).

tff(65,plain,
    ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
      | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ),
    inference(unit_resolution,[status(thm)],[64,62]) ).

tff(66,plain,
    ( ~ ( ( tptp_fun_W2_0(xl,xn) = sdtmndt0(xl,xn) )
      <=> ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
            | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ) )
    | ( tptp_fun_W2_0(xl,xn) = sdtmndt0(xl,xn) )
    | ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
    | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ),
    inference(tautology,[status(thm)],]) ).

tff(67,plain,
    ( ~ ( ( tptp_fun_W2_0(xl,xn) = sdtmndt0(xl,xn) )
      <=> ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
            | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ) )
    | ( tptp_fun_W2_0(xl,xn) = sdtmndt0(xl,xn) ) ),
    inference(unit_resolution,[status(thm)],[66,65]) ).

tff(68,plain,
    tptp_fun_W2_0(xl,xn) = sdtmndt0(xl,xn),
    inference(unit_resolution,[status(thm)],[67,40]) ).

tff(69,plain,
    sdtmndt0(xl,xn) = tptp_fun_W2_0(xl,xn),
    inference(symmetry,[status(thm)],[68]) ).

tff(70,plain,
    ( sdtlseqdt0(xm,xn)
  <=> sdtlseqdt0(xm,xn) ),
    inference(rewrite,[status(thm)],]) ).

tff(71,plain,
    sdtlseqdt0(xm,xn),
    inference(and_elim,[status(thm)],[5]) ).

tff(72,plain,
    sdtlseqdt0(xm,xn),
    inference(modus_ponens,[status(thm)],[71,70]) ).

tff(73,plain,
    ( aNaturalNumber0(xm)
  <=> aNaturalNumber0(xm) ),
    inference(rewrite,[status(thm)],]) ).

tff(74,plain,
    aNaturalNumber0(xm),
    inference(and_elim,[status(thm)],[13]) ).

tff(75,plain,
    aNaturalNumber0(xm),
    inference(modus_ponens,[status(thm)],[74,73]) ).

tff(76,plain,
    ( ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ sdtlseqdt0(W0,W1)
            | ~ aNaturalNumber0(W0)
            | ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ~ ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) )
      | ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(xn)
      | ~ sdtlseqdt0(xm,xn)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(xn,xm) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xm,W2) != xn ) ) ) )
  <=> ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ sdtlseqdt0(W0,W1)
            | ~ aNaturalNumber0(W0)
            | ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ~ ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) )
      | ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(xn)
      | ~ sdtlseqdt0(xm,xn)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(xn,xm) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xm,W2) != xn ) ) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(77,plain,
    ( ( ~ aNaturalNumber0(xn)
      | ~ sdtlseqdt0(xm,xn)
      | ~ aNaturalNumber0(xm)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(xn,xm) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xm,W2) != xn ) ) ) )
  <=> ( ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(xn)
      | ~ sdtlseqdt0(xm,xn)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(xn,xm) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xm,W2) != xn ) ) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(78,plain,
    ( ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ sdtlseqdt0(W0,W1)
            | ~ aNaturalNumber0(W0)
            | ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ~ ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) )
      | ~ aNaturalNumber0(xn)
      | ~ sdtlseqdt0(xm,xn)
      | ~ aNaturalNumber0(xm)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(xn,xm) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xm,W2) != xn ) ) ) )
  <=> ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ sdtlseqdt0(W0,W1)
            | ~ aNaturalNumber0(W0)
            | ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ~ ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) )
      | ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(xn)
      | ~ sdtlseqdt0(xm,xn)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(xn,xm) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xm,W2) != xn ) ) ) ) ),
    inference(monotonicity,[status(thm)],[77]) ).

tff(79,plain,
    ( ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ sdtlseqdt0(W0,W1)
            | ~ aNaturalNumber0(W0)
            | ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ~ ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) )
      | ~ aNaturalNumber0(xn)
      | ~ sdtlseqdt0(xm,xn)
      | ~ aNaturalNumber0(xm)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(xn,xm) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xm,W2) != xn ) ) ) )
  <=> ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ sdtlseqdt0(W0,W1)
            | ~ aNaturalNumber0(W0)
            | ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ~ ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) ) ) )
      | ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(xn)
      | ~ sdtlseqdt0(xm,xn)
      | ! [W2: $i] :
          ( ( W2 = sdtmndt0(xn,xm) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xm,W2) != xn ) ) ) ) ),
    inference(transitivity,[status(thm)],[78,76]) ).

tff(80,plain,
    ( ~ ! [W0: $i,W1: $i] :
          ( ~ aNaturalNumber0(W1)
          | ~ sdtlseqdt0(W0,W1)
          | ~ aNaturalNumber0(W0)
          | ! [W2: $i] :
              ( ( W2 = sdtmndt0(W1,W0) )
            <=> ~ ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(W0,W2) != W1 ) ) ) )
    | ~ aNaturalNumber0(xn)
    | ~ sdtlseqdt0(xm,xn)
    | ~ aNaturalNumber0(xm)
    | ! [W2: $i] :
        ( ( W2 = sdtmndt0(xn,xm) )
      <=> ~ ( ~ aNaturalNumber0(W2)
            | ( sdtpldt0(xm,W2) != xn ) ) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(81,plain,
    ( ~ ! [W0: $i,W1: $i] :
          ( ~ aNaturalNumber0(W1)
          | ~ sdtlseqdt0(W0,W1)
          | ~ aNaturalNumber0(W0)
          | ! [W2: $i] :
              ( ( W2 = sdtmndt0(W1,W0) )
            <=> ~ ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(W0,W2) != W1 ) ) ) )
    | ~ aNaturalNumber0(xm)
    | ~ aNaturalNumber0(xn)
    | ~ sdtlseqdt0(xm,xn)
    | ! [W2: $i] :
        ( ( W2 = sdtmndt0(xn,xm) )
      <=> ~ ( ~ aNaturalNumber0(W2)
            | ( sdtpldt0(xm,W2) != xn ) ) ) ),
    inference(modus_ponens,[status(thm)],[80,79]) ).

tff(82,plain,
    ! [W2: $i] :
      ( ( W2 = sdtmndt0(xn,xm) )
    <=> ~ ( ~ aNaturalNumber0(W2)
          | ( sdtpldt0(xm,W2) != xn ) ) ),
    inference(unit_resolution,[status(thm)],[81,31,75,15,72]) ).

tff(83,plain,
    ( ~ ! [W2: $i] :
          ( ( W2 = sdtmndt0(xn,xm) )
        <=> ~ ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xm,W2) != xn ) ) )
    | ( ( tptp_fun_W2_0(xn,xm) = sdtmndt0(xn,xm) )
    <=> ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
          | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(84,plain,
    ( ( tptp_fun_W2_0(xn,xm) = sdtmndt0(xn,xm) )
  <=> ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
        | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) ),
    inference(unit_resolution,[status(thm)],[83,82]) ).

tff(85,plain,
    ( ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                        | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
                | ~ ( sdtlseqdt0(W0,W1)
                    | ! [W2: $i] :
                        ( ~ aNaturalNumber0(W2)
                        | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
      | ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(xn)
      | ~ ( ~ ( ~ sdtlseqdt0(xm,xn)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
          | ~ ( sdtlseqdt0(xm,xn)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xn ) ) ) ) )
  <=> ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                        | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
                | ~ ( sdtlseqdt0(W0,W1)
                    | ! [W2: $i] :
                        ( ~ aNaturalNumber0(W2)
                        | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
      | ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(xn)
      | ~ ( ~ ( ~ sdtlseqdt0(xm,xn)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
          | ~ ( sdtlseqdt0(xm,xn)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xn ) ) ) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(86,plain,
    ( ( ~ aNaturalNumber0(xn)
      | ~ aNaturalNumber0(xm)
      | ~ ( ~ ( ~ sdtlseqdt0(xm,xn)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
          | ~ ( sdtlseqdt0(xm,xn)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xn ) ) ) ) )
  <=> ( ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(xn)
      | ~ ( ~ ( ~ sdtlseqdt0(xm,xn)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
          | ~ ( sdtlseqdt0(xm,xn)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xn ) ) ) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(87,plain,
    ( ~ ( ~ ( ~ sdtlseqdt0(xm,xn)
            | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
                | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
        | ~ ( sdtlseqdt0(xm,xn)
            | ! [W2: $i] :
                ( ~ aNaturalNumber0(W2)
                | ( sdtpldt0(xm,W2) != xn ) ) ) )
  <=> ~ ( ~ ( ~ sdtlseqdt0(xm,xn)
            | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
                | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
        | ~ ( sdtlseqdt0(xm,xn)
            | ! [W2: $i] :
                ( ~ aNaturalNumber0(W2)
                | ( sdtpldt0(xm,W2) != xn ) ) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(88,plain,
    ( ( ~ aNaturalNumber0(xn)
      | ~ aNaturalNumber0(xm)
      | ~ ( ~ ( ~ sdtlseqdt0(xm,xn)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
          | ~ ( sdtlseqdt0(xm,xn)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xn ) ) ) ) )
  <=> ( ~ aNaturalNumber0(xn)
      | ~ aNaturalNumber0(xm)
      | ~ ( ~ ( ~ sdtlseqdt0(xm,xn)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
          | ~ ( sdtlseqdt0(xm,xn)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xn ) ) ) ) ) ),
    inference(monotonicity,[status(thm)],[87]) ).

tff(89,plain,
    ( ( ~ aNaturalNumber0(xn)
      | ~ aNaturalNumber0(xm)
      | ~ ( ~ ( ~ sdtlseqdt0(xm,xn)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
          | ~ ( sdtlseqdt0(xm,xn)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xn ) ) ) ) )
  <=> ( ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(xn)
      | ~ ( ~ ( ~ sdtlseqdt0(xm,xn)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
          | ~ ( sdtlseqdt0(xm,xn)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xn ) ) ) ) ) ),
    inference(transitivity,[status(thm)],[88,86]) ).

tff(90,plain,
    ( ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                        | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
                | ~ ( sdtlseqdt0(W0,W1)
                    | ! [W2: $i] :
                        ( ~ aNaturalNumber0(W2)
                        | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
      | ~ aNaturalNumber0(xn)
      | ~ aNaturalNumber0(xm)
      | ~ ( ~ ( ~ sdtlseqdt0(xm,xn)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
          | ~ ( sdtlseqdt0(xm,xn)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xn ) ) ) ) )
  <=> ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                        | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
                | ~ ( sdtlseqdt0(W0,W1)
                    | ! [W2: $i] :
                        ( ~ aNaturalNumber0(W2)
                        | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
      | ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(xn)
      | ~ ( ~ ( ~ sdtlseqdt0(xm,xn)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
          | ~ ( sdtlseqdt0(xm,xn)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xn ) ) ) ) ) ),
    inference(monotonicity,[status(thm)],[89]) ).

tff(91,plain,
    ( ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                        | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
                | ~ ( sdtlseqdt0(W0,W1)
                    | ! [W2: $i] :
                        ( ~ aNaturalNumber0(W2)
                        | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
      | ~ aNaturalNumber0(xn)
      | ~ aNaturalNumber0(xm)
      | ~ ( ~ ( ~ sdtlseqdt0(xm,xn)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
          | ~ ( sdtlseqdt0(xm,xn)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xn ) ) ) ) )
  <=> ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                        | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
                | ~ ( sdtlseqdt0(W0,W1)
                    | ! [W2: $i] :
                        ( ~ aNaturalNumber0(W2)
                        | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
      | ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(xn)
      | ~ ( ~ ( ~ sdtlseqdt0(xm,xn)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
          | ~ ( sdtlseqdt0(xm,xn)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xn ) ) ) ) ) ),
    inference(transitivity,[status(thm)],[90,85]) ).

tff(92,plain,
    ( ~ ! [W0: $i,W1: $i] :
          ( ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0)
          | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                  | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                      | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
              | ~ ( sdtlseqdt0(W0,W1)
                  | ! [W2: $i] :
                      ( ~ aNaturalNumber0(W2)
                      | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
    | ~ aNaturalNumber0(xn)
    | ~ aNaturalNumber0(xm)
    | ~ ( ~ ( ~ sdtlseqdt0(xm,xn)
            | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
                | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
        | ~ ( sdtlseqdt0(xm,xn)
            | ! [W2: $i] :
                ( ~ aNaturalNumber0(W2)
                | ( sdtpldt0(xm,W2) != xn ) ) ) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(93,plain,
    ( ~ ! [W0: $i,W1: $i] :
          ( ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0)
          | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                  | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                      | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
              | ~ ( sdtlseqdt0(W0,W1)
                  | ! [W2: $i] :
                      ( ~ aNaturalNumber0(W2)
                      | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
    | ~ aNaturalNumber0(xm)
    | ~ aNaturalNumber0(xn)
    | ~ ( ~ ( ~ sdtlseqdt0(xm,xn)
            | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
                | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
        | ~ ( sdtlseqdt0(xm,xn)
            | ! [W2: $i] :
                ( ~ aNaturalNumber0(W2)
                | ( sdtpldt0(xm,W2) != xn ) ) ) ) ),
    inference(modus_ponens,[status(thm)],[92,91]) ).

tff(94,plain,
    ~ ( ~ ( ~ sdtlseqdt0(xm,xn)
          | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
              | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
      | ~ ( sdtlseqdt0(xm,xn)
          | ! [W2: $i] :
              ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xm,W2) != xn ) ) ) ),
    inference(unit_resolution,[status(thm)],[93,56,75,15]) ).

tff(95,plain,
    ( ~ ( ~ sdtlseqdt0(xm,xn)
        | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
            | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
    | ~ ( sdtlseqdt0(xm,xn)
        | ! [W2: $i] :
            ( ~ aNaturalNumber0(W2)
            | ( sdtpldt0(xm,W2) != xn ) ) )
    | ~ sdtlseqdt0(xm,xn)
    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
        | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) ),
    inference(tautology,[status(thm)],]) ).

tff(96,plain,
    ( ~ sdtlseqdt0(xm,xn)
    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
        | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) ),
    inference(unit_resolution,[status(thm)],[95,94]) ).

tff(97,plain,
    ( ~ ( ~ sdtlseqdt0(xm,xn)
        | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
            | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
    | ~ sdtlseqdt0(xm,xn)
    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
        | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) ),
    inference(tautology,[status(thm)],]) ).

tff(98,plain,
    ( ~ ( ~ sdtlseqdt0(xm,xn)
        | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
            | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
        | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) ),
    inference(unit_resolution,[status(thm)],[97,72]) ).

tff(99,plain,
    ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
      | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ),
    inference(unit_resolution,[status(thm)],[98,96]) ).

tff(100,plain,
    ( ~ ( ( tptp_fun_W2_0(xn,xm) = sdtmndt0(xn,xm) )
      <=> ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
            | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
    | ( tptp_fun_W2_0(xn,xm) = sdtmndt0(xn,xm) )
    | ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
    | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ),
    inference(tautology,[status(thm)],]) ).

tff(101,plain,
    ( ~ ( ( tptp_fun_W2_0(xn,xm) = sdtmndt0(xn,xm) )
      <=> ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
            | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ) )
    | ( tptp_fun_W2_0(xn,xm) = sdtmndt0(xn,xm) ) ),
    inference(unit_resolution,[status(thm)],[100,99]) ).

tff(102,plain,
    tptp_fun_W2_0(xn,xm) = sdtmndt0(xn,xm),
    inference(unit_resolution,[status(thm)],[101,84]) ).

tff(103,plain,
    sdtmndt0(xn,xm) = tptp_fun_W2_0(xn,xm),
    inference(symmetry,[status(thm)],[102]) ).

tff(104,plain,
    sdtpldt0(sdtmndt0(xn,xm),sdtmndt0(xl,xn)) = sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn)),
    inference(monotonicity,[status(thm)],[103,69]) ).

tff(105,plain,
    ( aNaturalNumber0(sdtpldt0(sdtmndt0(xn,xm),sdtmndt0(xl,xn)))
  <=> aNaturalNumber0(sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) ),
    inference(monotonicity,[status(thm)],[104]) ).

tff(106,plain,
    ( aNaturalNumber0(sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn)))
  <=> aNaturalNumber0(sdtpldt0(sdtmndt0(xn,xm),sdtmndt0(xl,xn))) ),
    inference(symmetry,[status(thm)],[105]) ).

tff(107,plain,
    ( ~ aNaturalNumber0(sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn)))
  <=> ~ aNaturalNumber0(sdtpldt0(sdtmndt0(xn,xm),sdtmndt0(xl,xn))) ),
    inference(monotonicity,[status(thm)],[106]) ).

tff(108,plain,
    ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
    | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl )
    | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) = xl ) ),
    inference(tautology,[status(thm)],]) ).

tff(109,plain,
    sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) = xl,
    inference(unit_resolution,[status(thm)],[108,65]) ).

tff(110,plain,
    ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
    | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn )
    | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) = xn ) ),
    inference(tautology,[status(thm)],]) ).

tff(111,plain,
    sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) = xn,
    inference(unit_resolution,[status(thm)],[110,99]) ).

tff(112,plain,
    sdtpldt0(sdtpldt0(xm,tptp_fun_W2_0(xn,xm)),tptp_fun_W2_0(xl,xn)) = sdtpldt0(xn,tptp_fun_W2_0(xl,xn)),
    inference(monotonicity,[status(thm)],[111]) ).

tff(113,plain,
    ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
    | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl )
    | aNaturalNumber0(tptp_fun_W2_0(xl,xn)) ),
    inference(tautology,[status(thm)],]) ).

tff(114,plain,
    aNaturalNumber0(tptp_fun_W2_0(xl,xn)),
    inference(unit_resolution,[status(thm)],[113,65]) ).

tff(115,plain,
    ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
    | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn )
    | aNaturalNumber0(tptp_fun_W2_0(xn,xm)) ),
    inference(tautology,[status(thm)],]) ).

tff(116,plain,
    aNaturalNumber0(tptp_fun_W2_0(xn,xm)),
    inference(unit_resolution,[status(thm)],[115,99]) ).

tff(117,plain,
    ^ [W0: $i,W1: $i,W2: $i] :
      refl(
        ( ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
          | ~ aNaturalNumber0(W2)
          | ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0) )
      <=> ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
          | ~ aNaturalNumber0(W2)
          | ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0) ) )),
    inference(bind,[status(th)],]) ).

tff(118,plain,
    ( ! [W0: $i,W1: $i,W2: $i] :
        ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
        | ~ aNaturalNumber0(W2)
        | ~ aNaturalNumber0(W1)
        | ~ aNaturalNumber0(W0) )
  <=> ! [W0: $i,W1: $i,W2: $i] :
        ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
        | ~ aNaturalNumber0(W2)
        | ~ aNaturalNumber0(W1)
        | ~ aNaturalNumber0(W0) ) ),
    inference(quant_intro,[status(thm)],[117]) ).

tff(119,plain,
    ^ [W0: $i,W1: $i,W2: $i] :
      trans(
        monotonicity(
          trans(
            monotonicity(
              rewrite(
                ( ( aNaturalNumber0(W0)
                  & aNaturalNumber0(W1)
                  & aNaturalNumber0(W2) )
              <=> ~ ( ~ aNaturalNumber0(W2)
                    | ~ aNaturalNumber0(W1)
                    | ~ aNaturalNumber0(W0) ) )),
              ( ~ ( aNaturalNumber0(W0)
                  & aNaturalNumber0(W1)
                  & aNaturalNumber0(W2) )
            <=> ~ ~ ( ~ aNaturalNumber0(W2)
                    | ~ aNaturalNumber0(W1)
                    | ~ aNaturalNumber0(W0) ) )),
            rewrite(
              ( ~ ~ ( ~ aNaturalNumber0(W2)
                    | ~ aNaturalNumber0(W1)
                    | ~ aNaturalNumber0(W0) )
            <=> ( ~ aNaturalNumber0(W2)
                | ~ aNaturalNumber0(W1)
                | ~ aNaturalNumber0(W0) ) )),
            ( ~ ( aNaturalNumber0(W0)
                & aNaturalNumber0(W1)
                & aNaturalNumber0(W2) )
          <=> ( ~ aNaturalNumber0(W2)
              | ~ aNaturalNumber0(W1)
              | ~ aNaturalNumber0(W0) ) )),
          ( ( ~ ( aNaturalNumber0(W0)
                & aNaturalNumber0(W1)
                & aNaturalNumber0(W2) )
            | ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) )
        <=> ( ~ aNaturalNumber0(W2)
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) ) )),
        rewrite(
          ( ( ~ aNaturalNumber0(W2)
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) )
        <=> ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
            | ~ aNaturalNumber0(W2)
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0) ) )),
        ( ( ~ ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1)
              & aNaturalNumber0(W2) )
          | ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) )
      <=> ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
          | ~ aNaturalNumber0(W2)
          | ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0) ) )),
    inference(bind,[status(th)],]) ).

tff(120,plain,
    ( ! [W0: $i,W1: $i,W2: $i] :
        ( ~ ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1)
            & aNaturalNumber0(W2) )
        | ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) )
  <=> ! [W0: $i,W1: $i,W2: $i] :
        ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
        | ~ aNaturalNumber0(W2)
        | ~ aNaturalNumber0(W1)
        | ~ aNaturalNumber0(W0) ) ),
    inference(quant_intro,[status(thm)],[119]) ).

tff(121,plain,
    ( ! [W0: $i,W1: $i,W2: $i] :
        ( ~ ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1)
            & aNaturalNumber0(W2) )
        | ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) )
  <=> ! [W0: $i,W1: $i,W2: $i] :
        ( ~ ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1)
            & aNaturalNumber0(W2) )
        | ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(122,plain,
    ^ [W0: $i,W1: $i,W2: $i] :
      trans(
        monotonicity(
          rewrite(
            ( ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1)
              & aNaturalNumber0(W2) )
          <=> ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1)
              & aNaturalNumber0(W2) ) )),
          ( ( ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1)
              & aNaturalNumber0(W2) )
           => ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) )
        <=> ( ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1)
              & aNaturalNumber0(W2) )
           => ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) ) )),
        rewrite(
          ( ( ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1)
              & aNaturalNumber0(W2) )
           => ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) )
        <=> ( ~ ( aNaturalNumber0(W0)
                & aNaturalNumber0(W1)
                & aNaturalNumber0(W2) )
            | ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) ) )),
        ( ( ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1)
            & aNaturalNumber0(W2) )
         => ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) )
      <=> ( ~ ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1)
              & aNaturalNumber0(W2) )
          | ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) ) )),
    inference(bind,[status(th)],]) ).

tff(123,plain,
    ( ! [W0: $i,W1: $i,W2: $i] :
        ( ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1)
          & aNaturalNumber0(W2) )
       => ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) )
  <=> ! [W0: $i,W1: $i,W2: $i] :
        ( ~ ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1)
            & aNaturalNumber0(W2) )
        | ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) ) ),
    inference(quant_intro,[status(thm)],[122]) ).

tff(124,axiom,
    ! [W0: $i,W1: $i,W2: $i] :
      ( ( aNaturalNumber0(W0)
        & aNaturalNumber0(W1)
        & aNaturalNumber0(W2) )
     => ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mAddAsso) ).

tff(125,plain,
    ! [W0: $i,W1: $i,W2: $i] :
      ( ~ ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1)
          & aNaturalNumber0(W2) )
      | ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) ),
    inference(modus_ponens,[status(thm)],[124,123]) ).

tff(126,plain,
    ! [W0: $i,W1: $i,W2: $i] :
      ( ~ ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1)
          & aNaturalNumber0(W2) )
      | ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) ),
    inference(modus_ponens,[status(thm)],[125,121]) ).

tff(127,plain,
    ! [W0: $i,W1: $i,W2: $i] :
      ( ~ ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1)
          & aNaturalNumber0(W2) )
      | ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) ) ),
    inference(skolemize,[status(sab)],[126]) ).

tff(128,plain,
    ! [W0: $i,W1: $i,W2: $i] :
      ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
      | ~ aNaturalNumber0(W2)
      | ~ aNaturalNumber0(W1)
      | ~ aNaturalNumber0(W0) ),
    inference(modus_ponens,[status(thm)],[127,120]) ).

tff(129,plain,
    ! [W0: $i,W1: $i,W2: $i] :
      ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
      | ~ aNaturalNumber0(W2)
      | ~ aNaturalNumber0(W1)
      | ~ aNaturalNumber0(W0) ),
    inference(modus_ponens,[status(thm)],[128,118]) ).

tff(130,plain,
    ( ( ~ ! [W0: $i,W1: $i,W2: $i] :
            ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
            | ~ aNaturalNumber0(W2)
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0) )
      | ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
      | ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
      | ( sdtpldt0(sdtpldt0(xm,tptp_fun_W2_0(xn,xm)),tptp_fun_W2_0(xl,xn)) = sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) ) )
  <=> ( ~ ! [W0: $i,W1: $i,W2: $i] :
            ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
            | ~ aNaturalNumber0(W2)
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0) )
      | ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
      | ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
      | ( sdtpldt0(sdtpldt0(xm,tptp_fun_W2_0(xn,xm)),tptp_fun_W2_0(xl,xn)) = sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(131,plain,
    ( ( ( sdtpldt0(sdtpldt0(xm,tptp_fun_W2_0(xn,xm)),tptp_fun_W2_0(xl,xn)) = sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) )
      | ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
      | ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
      | ~ aNaturalNumber0(xm) )
  <=> ( ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
      | ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
      | ( sdtpldt0(sdtpldt0(xm,tptp_fun_W2_0(xn,xm)),tptp_fun_W2_0(xl,xn)) = sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(132,plain,
    ( ( ~ ! [W0: $i,W1: $i,W2: $i] :
            ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
            | ~ aNaturalNumber0(W2)
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0) )
      | ( sdtpldt0(sdtpldt0(xm,tptp_fun_W2_0(xn,xm)),tptp_fun_W2_0(xl,xn)) = sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) )
      | ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
      | ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
      | ~ aNaturalNumber0(xm) )
  <=> ( ~ ! [W0: $i,W1: $i,W2: $i] :
            ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
            | ~ aNaturalNumber0(W2)
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0) )
      | ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
      | ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
      | ( sdtpldt0(sdtpldt0(xm,tptp_fun_W2_0(xn,xm)),tptp_fun_W2_0(xl,xn)) = sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) ) ) ),
    inference(monotonicity,[status(thm)],[131]) ).

tff(133,plain,
    ( ( ~ ! [W0: $i,W1: $i,W2: $i] :
            ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
            | ~ aNaturalNumber0(W2)
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0) )
      | ( sdtpldt0(sdtpldt0(xm,tptp_fun_W2_0(xn,xm)),tptp_fun_W2_0(xl,xn)) = sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) )
      | ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
      | ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
      | ~ aNaturalNumber0(xm) )
  <=> ( ~ ! [W0: $i,W1: $i,W2: $i] :
            ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
            | ~ aNaturalNumber0(W2)
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0) )
      | ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
      | ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
      | ( sdtpldt0(sdtpldt0(xm,tptp_fun_W2_0(xn,xm)),tptp_fun_W2_0(xl,xn)) = sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) ) ) ),
    inference(transitivity,[status(thm)],[132,130]) ).

tff(134,plain,
    ( ~ ! [W0: $i,W1: $i,W2: $i] :
          ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
          | ~ aNaturalNumber0(W2)
          | ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0) )
    | ( sdtpldt0(sdtpldt0(xm,tptp_fun_W2_0(xn,xm)),tptp_fun_W2_0(xl,xn)) = sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) )
    | ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
    | ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
    | ~ aNaturalNumber0(xm) ),
    inference(quant_inst,[status(thm)],]) ).

tff(135,plain,
    ( ~ ! [W0: $i,W1: $i,W2: $i] :
          ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
          | ~ aNaturalNumber0(W2)
          | ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0) )
    | ~ aNaturalNumber0(xm)
    | ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
    | ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
    | ( sdtpldt0(sdtpldt0(xm,tptp_fun_W2_0(xn,xm)),tptp_fun_W2_0(xl,xn)) = sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) ) ),
    inference(modus_ponens,[status(thm)],[134,133]) ).

tff(136,plain,
    sdtpldt0(sdtpldt0(xm,tptp_fun_W2_0(xn,xm)),tptp_fun_W2_0(xl,xn)) = sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))),
    inference(unit_resolution,[status(thm)],[135,129,75,116,114]) ).

tff(137,plain,
    sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) = sdtpldt0(sdtpldt0(xm,tptp_fun_W2_0(xn,xm)),tptp_fun_W2_0(xl,xn)),
    inference(symmetry,[status(thm)],[136]) ).

tff(138,plain,
    sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) = xl,
    inference(transitivity,[status(thm)],[137,112,109]) ).

tff(139,plain,
    ( ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                        | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
                | ~ ( sdtlseqdt0(W0,W1)
                    | ! [W2: $i] :
                        ( ~ aNaturalNumber0(W2)
                        | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
      | ~ aNaturalNumber0(xl)
      | ~ aNaturalNumber0(xm)
      | ~ ( ~ ( ~ sdtlseqdt0(xm,xl)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xl,xm)) != xl ) ) )
          | ~ ( sdtlseqdt0(xm,xl)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xl ) ) ) ) )
  <=> ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                    | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                        | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
                | ~ ( sdtlseqdt0(W0,W1)
                    | ! [W2: $i] :
                        ( ~ aNaturalNumber0(W2)
                        | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
      | ~ aNaturalNumber0(xl)
      | ~ aNaturalNumber0(xm)
      | ~ ( ~ ( ~ sdtlseqdt0(xm,xl)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xl,xm)) != xl ) ) )
          | ~ ( sdtlseqdt0(xm,xl)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xl ) ) ) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(140,plain,
    ( ~ ! [W0: $i,W1: $i] :
          ( ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0)
          | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                  | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                      | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
              | ~ ( sdtlseqdt0(W0,W1)
                  | ! [W2: $i] :
                      ( ~ aNaturalNumber0(W2)
                      | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
    | ~ aNaturalNumber0(xl)
    | ~ aNaturalNumber0(xm)
    | ~ ( ~ ( ~ sdtlseqdt0(xm,xl)
            | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xm))
                | ( sdtpldt0(xm,tptp_fun_W2_0(xl,xm)) != xl ) ) )
        | ~ ( sdtlseqdt0(xm,xl)
            | ! [W2: $i] :
                ( ~ aNaturalNumber0(W2)
                | ( sdtpldt0(xm,W2) != xl ) ) ) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(141,plain,
    ( ~ ! [W0: $i,W1: $i] :
          ( ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0)
          | ~ ( ~ ( ~ sdtlseqdt0(W0,W1)
                  | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(W1,W0))
                      | ( sdtpldt0(W0,tptp_fun_W2_0(W1,W0)) != W1 ) ) )
              | ~ ( sdtlseqdt0(W0,W1)
                  | ! [W2: $i] :
                      ( ~ aNaturalNumber0(W2)
                      | ( sdtpldt0(W0,W2) != W1 ) ) ) ) )
    | ~ aNaturalNumber0(xl)
    | ~ aNaturalNumber0(xm)
    | ~ ( ~ ( ~ sdtlseqdt0(xm,xl)
            | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xm))
                | ( sdtpldt0(xm,tptp_fun_W2_0(xl,xm)) != xl ) ) )
        | ~ ( sdtlseqdt0(xm,xl)
            | ! [W2: $i] :
                ( ~ aNaturalNumber0(W2)
                | ( sdtpldt0(xm,W2) != xl ) ) ) ) ),
    inference(modus_ponens,[status(thm)],[140,139]) ).

tff(142,plain,
    ~ ( ~ ( ~ sdtlseqdt0(xm,xl)
          | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xm))
              | ( sdtpldt0(xm,tptp_fun_W2_0(xl,xm)) != xl ) ) )
      | ~ ( sdtlseqdt0(xm,xl)
          | ! [W2: $i] :
              ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xm,W2) != xl ) ) ) ),
    inference(unit_resolution,[status(thm)],[141,56,75,11]) ).

tff(143,plain,
    ( ~ ( ~ sdtlseqdt0(xm,xl)
        | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xm))
            | ( sdtpldt0(xm,tptp_fun_W2_0(xl,xm)) != xl ) ) )
    | ~ ( sdtlseqdt0(xm,xl)
        | ! [W2: $i] :
            ( ~ aNaturalNumber0(W2)
            | ( sdtpldt0(xm,W2) != xl ) ) )
    | sdtlseqdt0(xm,xl)
    | ! [W2: $i] :
        ( ~ aNaturalNumber0(W2)
        | ( sdtpldt0(xm,W2) != xl ) ) ),
    inference(tautology,[status(thm)],]) ).

tff(144,plain,
    ( sdtlseqdt0(xm,xl)
    | ! [W2: $i] :
        ( ~ aNaturalNumber0(W2)
        | ( sdtpldt0(xm,W2) != xl ) ) ),
    inference(unit_resolution,[status(thm)],[143,142]) ).

tff(145,plain,
    ( ~ sdtlseqdt0(xm,xl)
  <=> ~ sdtlseqdt0(xm,xl) ),
    inference(rewrite,[status(thm)],]) ).

tff(146,plain,
    ~ sdtlseqdt0(xm,xl),
    inference(or_elim,[status(thm)],[4]) ).

tff(147,plain,
    ~ sdtlseqdt0(xm,xl),
    inference(modus_ponens,[status(thm)],[146,145]) ).

tff(148,plain,
    ( ~ ( sdtlseqdt0(xm,xl)
        | ! [W2: $i] :
            ( ~ aNaturalNumber0(W2)
            | ( sdtpldt0(xm,W2) != xl ) ) )
    | sdtlseqdt0(xm,xl)
    | ! [W2: $i] :
        ( ~ aNaturalNumber0(W2)
        | ( sdtpldt0(xm,W2) != xl ) ) ),
    inference(tautology,[status(thm)],]) ).

tff(149,plain,
    ( ~ ( sdtlseqdt0(xm,xl)
        | ! [W2: $i] :
            ( ~ aNaturalNumber0(W2)
            | ( sdtpldt0(xm,W2) != xl ) ) )
    | ! [W2: $i] :
        ( ~ aNaturalNumber0(W2)
        | ( sdtpldt0(xm,W2) != xl ) ) ),
    inference(unit_resolution,[status(thm)],[148,147]) ).

tff(150,plain,
    ! [W2: $i] :
      ( ~ aNaturalNumber0(W2)
      | ( sdtpldt0(xm,W2) != xl ) ),
    inference(unit_resolution,[status(thm)],[149,144]) ).

tff(151,plain,
    ( ( ~ ! [W2: $i] :
            ( ~ aNaturalNumber0(W2)
            | ( sdtpldt0(xm,W2) != xl ) )
      | ~ aNaturalNumber0(sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn)))
      | ( sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) != xl ) )
  <=> ( ~ ! [W2: $i] :
            ( ~ aNaturalNumber0(W2)
            | ( sdtpldt0(xm,W2) != xl ) )
      | ~ aNaturalNumber0(sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn)))
      | ( sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) != xl ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(152,plain,
    ( ~ ! [W2: $i] :
          ( ~ aNaturalNumber0(W2)
          | ( sdtpldt0(xm,W2) != xl ) )
    | ~ aNaturalNumber0(sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn)))
    | ( sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) != xl ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(153,plain,
    ( ~ ! [W2: $i] :
          ( ~ aNaturalNumber0(W2)
          | ( sdtpldt0(xm,W2) != xl ) )
    | ~ aNaturalNumber0(sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn)))
    | ( sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) != xl ) ),
    inference(modus_ponens,[status(thm)],[152,151]) ).

tff(154,plain,
    ~ aNaturalNumber0(sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))),
    inference(unit_resolution,[status(thm)],[153,150,138]) ).

tff(155,plain,
    ~ aNaturalNumber0(sdtpldt0(sdtmndt0(xn,xm),sdtmndt0(xl,xn))),
    inference(modus_ponens,[status(thm)],[154,107]) ).

tff(156,plain,
    ( aNaturalNumber0(sdtmndt0(xl,xn))
  <=> aNaturalNumber0(tptp_fun_W2_0(xl,xn)) ),
    inference(monotonicity,[status(thm)],[69]) ).

tff(157,plain,
    ( aNaturalNumber0(tptp_fun_W2_0(xl,xn))
  <=> aNaturalNumber0(sdtmndt0(xl,xn)) ),
    inference(symmetry,[status(thm)],[156]) ).

tff(158,plain,
    aNaturalNumber0(sdtmndt0(xl,xn)),
    inference(modus_ponens,[status(thm)],[114,157]) ).

tff(159,plain,
    ( aNaturalNumber0(sdtmndt0(xn,xm))
  <=> aNaturalNumber0(tptp_fun_W2_0(xn,xm)) ),
    inference(monotonicity,[status(thm)],[103]) ).

tff(160,plain,
    ( aNaturalNumber0(tptp_fun_W2_0(xn,xm))
  <=> aNaturalNumber0(sdtmndt0(xn,xm)) ),
    inference(symmetry,[status(thm)],[159]) ).

tff(161,plain,
    aNaturalNumber0(sdtmndt0(xn,xm)),
    inference(modus_ponens,[status(thm)],[116,160]) ).

tff(162,plain,
    ^ [W0: $i,W1: $i] :
      refl(
        ( ( aNaturalNumber0(sdtpldt0(W0,W1))
          | ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0) )
      <=> ( aNaturalNumber0(sdtpldt0(W0,W1))
          | ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0) ) )),
    inference(bind,[status(th)],]) ).

tff(163,plain,
    ( ! [W0: $i,W1: $i] :
        ( aNaturalNumber0(sdtpldt0(W0,W1))
        | ~ aNaturalNumber0(W1)
        | ~ aNaturalNumber0(W0) )
  <=> ! [W0: $i,W1: $i] :
        ( aNaturalNumber0(sdtpldt0(W0,W1))
        | ~ aNaturalNumber0(W1)
        | ~ aNaturalNumber0(W0) ) ),
    inference(quant_intro,[status(thm)],[162]) ).

tff(164,plain,
    ^ [W0: $i,W1: $i] :
      trans(
        monotonicity(
          trans(
            monotonicity(
              rewrite(
                ( ( aNaturalNumber0(W0)
                  & aNaturalNumber0(W1) )
              <=> ~ ( ~ aNaturalNumber0(W1)
                    | ~ aNaturalNumber0(W0) ) )),
              ( ~ ( aNaturalNumber0(W0)
                  & aNaturalNumber0(W1) )
            <=> ~ ~ ( ~ aNaturalNumber0(W1)
                    | ~ aNaturalNumber0(W0) ) )),
            rewrite(
              ( ~ ~ ( ~ aNaturalNumber0(W1)
                    | ~ aNaturalNumber0(W0) )
            <=> ( ~ aNaturalNumber0(W1)
                | ~ aNaturalNumber0(W0) ) )),
            ( ~ ( aNaturalNumber0(W0)
                & aNaturalNumber0(W1) )
          <=> ( ~ aNaturalNumber0(W1)
              | ~ aNaturalNumber0(W0) ) )),
          ( ( aNaturalNumber0(sdtpldt0(W0,W1))
            | ~ ( aNaturalNumber0(W0)
                & aNaturalNumber0(W1) ) )
        <=> ( aNaturalNumber0(sdtpldt0(W0,W1))
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0) ) )),
        rewrite(
          ( ( aNaturalNumber0(sdtpldt0(W0,W1))
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0) )
        <=> ( aNaturalNumber0(sdtpldt0(W0,W1))
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0) ) )),
        ( ( aNaturalNumber0(sdtpldt0(W0,W1))
          | ~ ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1) ) )
      <=> ( aNaturalNumber0(sdtpldt0(W0,W1))
          | ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0) ) )),
    inference(bind,[status(th)],]) ).

tff(165,plain,
    ( ! [W0: $i,W1: $i] :
        ( aNaturalNumber0(sdtpldt0(W0,W1))
        | ~ ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1) ) )
  <=> ! [W0: $i,W1: $i] :
        ( aNaturalNumber0(sdtpldt0(W0,W1))
        | ~ aNaturalNumber0(W1)
        | ~ aNaturalNumber0(W0) ) ),
    inference(quant_intro,[status(thm)],[164]) ).

tff(166,plain,
    ( ! [W0: $i,W1: $i] :
        ( aNaturalNumber0(sdtpldt0(W0,W1))
        | ~ ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1) ) )
  <=> ! [W0: $i,W1: $i] :
        ( aNaturalNumber0(sdtpldt0(W0,W1))
        | ~ ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(167,plain,
    ^ [W0: $i,W1: $i] :
      rewrite(
        ( ( ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1) )
         => aNaturalNumber0(sdtpldt0(W0,W1)) )
      <=> ( aNaturalNumber0(sdtpldt0(W0,W1))
          | ~ ( aNaturalNumber0(W0)
              & aNaturalNumber0(W1) ) ) )),
    inference(bind,[status(th)],]) ).

tff(168,plain,
    ( ! [W0: $i,W1: $i] :
        ( ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1) )
       => aNaturalNumber0(sdtpldt0(W0,W1)) )
  <=> ! [W0: $i,W1: $i] :
        ( aNaturalNumber0(sdtpldt0(W0,W1))
        | ~ ( aNaturalNumber0(W0)
            & aNaturalNumber0(W1) ) ) ),
    inference(quant_intro,[status(thm)],[167]) ).

tff(169,axiom,
    ! [W0: $i,W1: $i] :
      ( ( aNaturalNumber0(W0)
        & aNaturalNumber0(W1) )
     => aNaturalNumber0(sdtpldt0(W0,W1)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mSortsB) ).

tff(170,plain,
    ! [W0: $i,W1: $i] :
      ( aNaturalNumber0(sdtpldt0(W0,W1))
      | ~ ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1) ) ),
    inference(modus_ponens,[status(thm)],[169,168]) ).

tff(171,plain,
    ! [W0: $i,W1: $i] :
      ( aNaturalNumber0(sdtpldt0(W0,W1))
      | ~ ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1) ) ),
    inference(modus_ponens,[status(thm)],[170,166]) ).

tff(172,plain,
    ! [W0: $i,W1: $i] :
      ( aNaturalNumber0(sdtpldt0(W0,W1))
      | ~ ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1) ) ),
    inference(skolemize,[status(sab)],[171]) ).

tff(173,plain,
    ! [W0: $i,W1: $i] :
      ( aNaturalNumber0(sdtpldt0(W0,W1))
      | ~ aNaturalNumber0(W1)
      | ~ aNaturalNumber0(W0) ),
    inference(modus_ponens,[status(thm)],[172,165]) ).

tff(174,plain,
    ! [W0: $i,W1: $i] :
      ( aNaturalNumber0(sdtpldt0(W0,W1))
      | ~ aNaturalNumber0(W1)
      | ~ aNaturalNumber0(W0) ),
    inference(modus_ponens,[status(thm)],[173,163]) ).

tff(175,plain,
    ( ( ~ ! [W0: $i,W1: $i] :
            ( aNaturalNumber0(sdtpldt0(W0,W1))
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0) )
      | aNaturalNumber0(sdtpldt0(sdtmndt0(xn,xm),sdtmndt0(xl,xn)))
      | ~ aNaturalNumber0(sdtmndt0(xl,xn))
      | ~ aNaturalNumber0(sdtmndt0(xn,xm)) )
  <=> ( ~ ! [W0: $i,W1: $i] :
            ( aNaturalNumber0(sdtpldt0(W0,W1))
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0) )
      | aNaturalNumber0(sdtpldt0(sdtmndt0(xn,xm),sdtmndt0(xl,xn)))
      | ~ aNaturalNumber0(sdtmndt0(xl,xn))
      | ~ aNaturalNumber0(sdtmndt0(xn,xm)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(176,plain,
    ( ~ ! [W0: $i,W1: $i] :
          ( aNaturalNumber0(sdtpldt0(W0,W1))
          | ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0) )
    | aNaturalNumber0(sdtpldt0(sdtmndt0(xn,xm),sdtmndt0(xl,xn)))
    | ~ aNaturalNumber0(sdtmndt0(xl,xn))
    | ~ aNaturalNumber0(sdtmndt0(xn,xm)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(177,plain,
    ( ~ ! [W0: $i,W1: $i] :
          ( aNaturalNumber0(sdtpldt0(W0,W1))
          | ~ aNaturalNumber0(W1)
          | ~ aNaturalNumber0(W0) )
    | aNaturalNumber0(sdtpldt0(sdtmndt0(xn,xm),sdtmndt0(xl,xn)))
    | ~ aNaturalNumber0(sdtmndt0(xl,xn))
    | ~ aNaturalNumber0(sdtmndt0(xn,xm)) ),
    inference(modus_ponens,[status(thm)],[176,175]) ).

tff(178,plain,
    ( aNaturalNumber0(sdtpldt0(sdtmndt0(xn,xm),sdtmndt0(xl,xn)))
    | ~ aNaturalNumber0(sdtmndt0(xl,xn))
    | ~ aNaturalNumber0(sdtmndt0(xn,xm)) ),
    inference(unit_resolution,[status(thm)],[177,174]) ).

tff(179,plain,
    $false,
    inference(unit_resolution,[status(thm)],[178,161,158,155]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.05/0.10  % Problem  : NUM460+1 : TPTP v8.1.0. Released v4.0.0.
% 0.05/0.11  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.10/0.31  % Computer : n004.cluster.edu
% 0.10/0.31  % Model    : x86_64 x86_64
% 0.10/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.31  % Memory   : 8042.1875MB
% 0.10/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.31  % CPULimit : 300
% 0.10/0.31  % WCLimit  : 300
% 0.10/0.31  % DateTime : Fri Sep  2 10:40:49 EDT 2022
% 0.10/0.31  % CPUTime  : 
% 0.15/0.31  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.15/0.31  Usage: tptp [options] [-file:]file
% 0.15/0.31    -h, -?       prints this message.
% 0.15/0.31    -smt2        print SMT-LIB2 benchmark.
% 0.15/0.31    -m, -model   generate model.
% 0.15/0.31    -p, -proof   generate proof.
% 0.15/0.31    -c, -core    generate unsat core of named formulas.
% 0.15/0.31    -st, -statistics display statistics.
% 0.15/0.31    -t:timeout   set timeout (in second).
% 0.15/0.31    -smt2status  display status in smt2 format instead of SZS.
% 0.15/0.31    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.15/0.31    -<param>:<value> configuration parameter and value.
% 0.15/0.31    -o:<output-file> file to place output in.
% 133.83/84.04  % SZS status Theorem
% 133.83/84.04  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------