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Z3---4.15.1.THM-Prf.s

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%------------------------------------------------------------------------------
% File     : Z3---4.15.1
% Problem  : NUM460+1 : TPTP v9.0.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp
% Command  : run_E %s %d THM

% Computer : n011.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Sat Jun 21 05:21:03 AM UTC 2025

% Result   : Theorem 0.72s 0.91s
% Output   : Proof 0.77s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :   68
% Syntax   : Number of formulae    :  185 (  44 unt;   0 typ;   0 def)
%            Number of atoms       : 1892 ( 497 equ)
%            Maximal formula atoms :   32 (  10 avg)
%            Number of connectives : 3352 (1750   ~;1172   |; 169   &)
%                                         ( 233 <=>;  28  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   15 (   7 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of FOOLs       :  105 ( 105 fml;   0 var)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   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   :  485 ( 438   !;  15   ?; 485   :)

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

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

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

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

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

tff(21,plain,
    ^ [W0: $i,W1: $i] :
      trans(monotonicity(quant_intro(proof_bind(^ [W2: $i] :
                trans(trans(monotonicity(rewrite(( ( aNaturalNumber0(W2)
                          & ( sdtpldt0(W0,W2) = W1 ) )
                      <=> ~ ( ~ aNaturalNumber0(W2)
                            | ( sdtpldt0(W0,W2) != W1 ) ) )),
                      ( ( ( W2 = sdtmndt0(W1,W0) )
                      <=> ( aNaturalNumber0(W2)
                          & ( sdtpldt0(W0,W2) = W1 ) ) )
                    <=> ( ( W2 = sdtmndt0(W1,W0) )
                      <=> ~ ( ~ aNaturalNumber0(W2)
                            | ( sdtpldt0(W0,W2) != W1 ) ) ) )),
                    rewrite(( ( ( W2 = sdtmndt0(W1,W0) )
                      <=> ~ ( ~ aNaturalNumber0(W2)
                            | ( sdtpldt0(W0,W2) != W1 ) ) )
                    <=> ~ ( ( ~ aNaturalNumber0(W2)
                            | ( sdtpldt0(W0,W2) != W1 ) )
                        <=> ( W2 = sdtmndt0(W1,W0) ) ) )),
                    ( ( ( W2 = sdtmndt0(W1,W0) )
                    <=> ( aNaturalNumber0(W2)
                        & ( sdtpldt0(W0,W2) = W1 ) ) )
                  <=> ~ ( ( ~ aNaturalNumber0(W2)
                          | ( sdtpldt0(W0,W2) != W1 ) )
                      <=> ( W2 = sdtmndt0(W1,W0) ) ) )),
                  rewrite(( ~ ( ( ~ aNaturalNumber0(W2)
                          | ( sdtpldt0(W0,W2) != W1 ) )
                      <=> ( W2 = sdtmndt0(W1,W0) ) )
                  <=> ~ ( ( ~ aNaturalNumber0(W2)
                          | ( sdtpldt0(W0,W2) != W1 ) )
                      <=> ( W2 = sdtmndt0(W1,W0) ) ) )),
                  ( ( ( W2 = sdtmndt0(W1,W0) )
                  <=> ( aNaturalNumber0(W2)
                      & ( sdtpldt0(W0,W2) = W1 ) ) )
                <=> ~ ( ( ~ aNaturalNumber0(W2)
                        | ( sdtpldt0(W0,W2) != W1 ) )
                    <=> ( W2 = sdtmndt0(W1,W0) ) ) ))),
            ( ! [W2: $i] :
                ( ( W2 = sdtmndt0(W1,W0) )
              <=> ( aNaturalNumber0(W2)
                  & ( sdtpldt0(W0,W2) = W1 ) ) )
          <=> ! [W2: $i] :
                ~ ( ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) )
                <=> ( W2 = sdtmndt0(W1,W0) ) ) )),
          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] :
                ~ ( ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) )
                <=> ( W2 = sdtmndt0(W1,W0) ) )
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ~ sdtlseqdt0(W0,W1) ) )),
        rewrite(( ( ! [W2: $i] :
                ~ ( ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) )
                <=> ( W2 = sdtmndt0(W1,W0) ) )
            | ~ aNaturalNumber0(W1)
            | ~ aNaturalNumber0(W0)
            | ~ sdtlseqdt0(W0,W1) )
        <=> ( ~ aNaturalNumber0(W1)
            | ~ sdtlseqdt0(W0,W1)
            | ~ aNaturalNumber0(W0)
            | ! [W2: $i] :
                ~ ( ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) )
                <=> ( W2 = sdtmndt0(W1,W0) ) ) ) )),
        ( ( ! [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] :
              ~ ( ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(W0,W2) != W1 ) )
              <=> ( W2 = sdtmndt0(W1,W0) ) ) ) )),
    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] :
            ~ ( ( ~ aNaturalNumber0(W2)
                | ( sdtpldt0(W0,W2) != W1 ) )
            <=> ( W2 = sdtmndt0(W1,W0) ) ) ) ),
    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] :
          ~ ( ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(W0,W2) != W1 ) )
          <=> ( W2 = sdtmndt0(W1,W0) ) ) ),
    inference(modus_ponens,[status(thm)],[29,22]) ).

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

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

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

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

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

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

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

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

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

tff(40,plain,
    ~ ( ( ~ 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)],[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)
              | ! [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 ) ) ) ) )
  <=> ( ~ ! [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)
              | ! [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(rewrite,[status(thm)],[]) ).

tff(58,plain,
    ( ( ~ 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 ) ) ) ) )
  <=> ( ~ aNaturalNumber0(xl)
      | ~ aNaturalNumber0(xn)
      | ~ ( ~ ( 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(rewrite,[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 ) ) ) ) )
  <=> ( ~ ! [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)
              | ! [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(monotonicity,[status(thm)],[58]) ).

tff(60,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)
              | ! [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(transitivity,[status(thm)],[59,57]) ).

tff(61,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(62,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)
            | ! [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(modus_ponens,[status(thm)],[61,60]) ).

tff(63,plain,
    ~ ( ~ ( 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(unit_resolution,[status(thm)],[62,56,15,11]) ).

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

tff(65,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)],[64,63]) ).

tff(66,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(67,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)],[66,7]) ).

tff(68,plain,
    ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xn))
      | ( sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) != xl ) ),
    inference(unit_resolution,[status(thm)],[67,65]) ).

tff(69,plain,
    ( ( ( ~ 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 )
    | ( tptp_fun_W2_0(xl,xn) = sdtmndt0(xl,xn) ) ),
    inference(tautology,[status(thm)],[]) ).

tff(70,plain,
    ( ( ( ~ 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) ) )
    | ( tptp_fun_W2_0(xl,xn) = sdtmndt0(xl,xn) ) ),
    inference(unit_resolution,[status(thm)],[69,68]) ).

tff(71,plain,
    tptp_fun_W2_0(xl,xn) = sdtmndt0(xl,xn),
    inference(unit_resolution,[status(thm)],[70,40]) ).

tff(72,plain,
    sdtmndt0(xl,xn) = tptp_fun_W2_0(xl,xn),
    inference(symmetry,[status(thm)],[71]) ).

tff(73,plain,
    ( sdtlseqdt0(xm,xn)
  <=> sdtlseqdt0(xm,xn) ),
    inference(rewrite,[status(thm)],[]) ).

tff(74,plain,
    sdtlseqdt0(xm,xn),
    inference(and_elim,[status(thm)],[5]) ).

tff(75,plain,
    sdtlseqdt0(xm,xn),
    inference(modus_ponens,[status(thm)],[74,73]) ).

tff(76,plain,
    ( aNaturalNumber0(xm)
  <=> aNaturalNumber0(xm) ),
    inference(rewrite,[status(thm)],[]) ).

tff(77,plain,
    aNaturalNumber0(xm),
    inference(and_elim,[status(thm)],[13]) ).

tff(78,plain,
    aNaturalNumber0(xm),
    inference(modus_ponens,[status(thm)],[77,76]) ).

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

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

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

tff(82,plain,
    ( ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ sdtlseqdt0(W0,W1)
            | ~ aNaturalNumber0(W0)
            | ! [W2: $i] :
                ~ ( ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) )
                <=> ( W2 = sdtmndt0(W1,W0) ) ) )
      | ~ aNaturalNumber0(xn)
      | ~ sdtlseqdt0(xm,xn)
      | ~ aNaturalNumber0(xm)
      | ! [W2: $i] :
          ~ ( ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xm,W2) != xn ) )
          <=> ( W2 = sdtmndt0(xn,xm) ) ) )
  <=> ( ~ ! [W0: $i,W1: $i] :
            ( ~ aNaturalNumber0(W1)
            | ~ sdtlseqdt0(W0,W1)
            | ~ aNaturalNumber0(W0)
            | ! [W2: $i] :
                ~ ( ( ~ aNaturalNumber0(W2)
                    | ( sdtpldt0(W0,W2) != W1 ) )
                <=> ( W2 = sdtmndt0(W1,W0) ) ) )
      | ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(xn)
      | ~ sdtlseqdt0(xm,xn)
      | ! [W2: $i] :
          ~ ( ( ~ aNaturalNumber0(W2)
              | ( sdtpldt0(xm,W2) != xn ) )
          <=> ( W2 = sdtmndt0(xn,xm) ) ) ) ),
    inference(transitivity,[status(thm)],[81,79]) ).

tff(83,plain,
    ( ~ ! [W0: $i,W1: $i] :
          ( ~ aNaturalNumber0(W1)
          | ~ sdtlseqdt0(W0,W1)
          | ~ aNaturalNumber0(W0)
          | ! [W2: $i] :
              ~ ( ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(W0,W2) != W1 ) )
              <=> ( W2 = sdtmndt0(W1,W0) ) ) )
    | ~ aNaturalNumber0(xn)
    | ~ sdtlseqdt0(xm,xn)
    | ~ aNaturalNumber0(xm)
    | ! [W2: $i] :
        ~ ( ( ~ aNaturalNumber0(W2)
            | ( sdtpldt0(xm,W2) != xn ) )
        <=> ( W2 = sdtmndt0(xn,xm) ) ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(84,plain,
    ( ~ ! [W0: $i,W1: $i] :
          ( ~ aNaturalNumber0(W1)
          | ~ sdtlseqdt0(W0,W1)
          | ~ aNaturalNumber0(W0)
          | ! [W2: $i] :
              ~ ( ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(W0,W2) != W1 ) )
              <=> ( W2 = sdtmndt0(W1,W0) ) ) )
    | ~ aNaturalNumber0(xm)
    | ~ aNaturalNumber0(xn)
    | ~ sdtlseqdt0(xm,xn)
    | ! [W2: $i] :
        ~ ( ( ~ aNaturalNumber0(W2)
            | ( sdtpldt0(xm,W2) != xn ) )
        <=> ( W2 = sdtmndt0(xn,xm) ) ) ),
    inference(modus_ponens,[status(thm)],[83,82]) ).

tff(85,plain,
    ! [W2: $i] :
      ~ ( ( ~ aNaturalNumber0(W2)
          | ( sdtpldt0(xm,W2) != xn ) )
      <=> ( W2 = sdtmndt0(xn,xm) ) ),
    inference(unit_resolution,[status(thm)],[84,31,78,15,75]) ).

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

tff(87,plain,
    ~ ( ( ~ 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)],[86,85]) ).

tff(88,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)
              | ! [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 ) ) ) ) )
  <=> ( ~ ! [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)
              | ! [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(rewrite,[status(thm)],[]) ).

tff(89,plain,
    ( ( ~ aNaturalNumber0(xn)
      | ~ aNaturalNumber0(xm)
      | ~ ( ~ ( 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 ) ) ) ) )
  <=> ( ~ aNaturalNumber0(xm)
      | ~ aNaturalNumber0(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(rewrite,[status(thm)],[]) ).

tff(90,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)
            | ! [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(rewrite,[status(thm)],[]) ).

tff(91,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)
              | ! [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(monotonicity,[status(thm)],[90]) ).

tff(92,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)
              | ! [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(transitivity,[status(thm)],[91,89]) ).

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(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)
              | ! [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(monotonicity,[status(thm)],[92]) ).

tff(94,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)
              | ! [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(transitivity,[status(thm)],[93,88]) ).

tff(95,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(96,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)
            | ! [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(modus_ponens,[status(thm)],[95,94]) ).

tff(97,plain,
    ~ ( ~ ( 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(unit_resolution,[status(thm)],[96,56,78,15]) ).

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

tff(99,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)],[98,97]) ).

tff(100,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(101,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)],[100,75]) ).

tff(102,plain,
    ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xn,xm))
      | ( sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) != xn ) ),
    inference(unit_resolution,[status(thm)],[101,99]) ).

tff(103,plain,
    ( ( ( ~ 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 )
    | ( tptp_fun_W2_0(xn,xm) = sdtmndt0(xn,xm) ) ),
    inference(tautology,[status(thm)],[]) ).

tff(104,plain,
    ( ( ( ~ 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) ) )
    | ( tptp_fun_W2_0(xn,xm) = sdtmndt0(xn,xm) ) ),
    inference(unit_resolution,[status(thm)],[103,102]) ).

tff(105,plain,
    tptp_fun_W2_0(xn,xm) = sdtmndt0(xn,xm),
    inference(unit_resolution,[status(thm)],[104,87]) ).

tff(106,plain,
    sdtmndt0(xn,xm) = tptp_fun_W2_0(xn,xm),
    inference(symmetry,[status(thm)],[105]) ).

tff(107,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)],[106,72]) ).

tff(108,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)],[107]) ).

tff(109,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)],[108]) ).

tff(110,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)],[109]) ).

tff(111,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(112,plain,
    sdtpldt0(xn,tptp_fun_W2_0(xl,xn)) = xl,
    inference(unit_resolution,[status(thm)],[111,68]) ).

tff(113,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(114,plain,
    sdtpldt0(xm,tptp_fun_W2_0(xn,xm)) = xn,
    inference(unit_resolution,[status(thm)],[113,102]) ).

tff(115,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)],[114]) ).

tff(116,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(117,plain,
    aNaturalNumber0(tptp_fun_W2_0(xl,xn)),
    inference(unit_resolution,[status(thm)],[116,68]) ).

tff(118,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(119,plain,
    aNaturalNumber0(tptp_fun_W2_0(xn,xm)),
    inference(unit_resolution,[status(thm)],[118,102]) ).

tff(120,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(121,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)],[120]) ).

tff(122,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(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] :
        ( ( sdtpldt0(sdtpldt0(W0,W1),W2) = sdtpldt0(W0,sdtpldt0(W1,W2)) )
        | ~ aNaturalNumber0(W2)
        | ~ aNaturalNumber0(W1)
        | ~ aNaturalNumber0(W0) ) ),
    inference(quant_intro,[status(thm)],[122]) ).

tff(124,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(125,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(126,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)],[125]) ).

tff(127,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(128,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)],[127,126]) ).

tff(129,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)],[128,124]) ).

tff(130,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)],[129]) ).

tff(131,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)],[130,123]) ).

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) ),
    inference(modus_ponens,[status(thm)],[131,121]) ).

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) )
      | ~ 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(134,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(135,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)],[134]) ).

tff(136,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)],[135,133]) ).

tff(137,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(138,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)],[137,136]) ).

tff(139,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)],[138,132,78,119,117]) ).

tff(140,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)],[139]) ).

tff(141,plain,
    sdtpldt0(xm,sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))) = xl,
    inference(transitivity,[status(thm)],[140,115,112]) ).

tff(142,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)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xl ) ) )
          | ~ ( ~ sdtlseqdt0(xm,xl)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xl,xm)) != 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)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xl ) ) )
          | ~ ( ~ sdtlseqdt0(xm,xl)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xl,xm)) != xl ) ) ) ) ) ),
    inference(rewrite,[status(thm)],[]) ).

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

tff(144,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)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xl ) ) )
          | ~ ( ~ sdtlseqdt0(xm,xl)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xl,xm)) != xl ) ) ) ) ) ),
    inference(monotonicity,[status(thm)],[143]) ).

tff(145,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)
              | ! [W2: $i] :
                  ( ~ aNaturalNumber0(W2)
                  | ( sdtpldt0(xm,W2) != xl ) ) )
          | ~ ( ~ sdtlseqdt0(xm,xl)
              | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xm))
                  | ( sdtpldt0(xm,tptp_fun_W2_0(xl,xm)) != xl ) ) ) ) ) ),
    inference(transitivity,[status(thm)],[144,142]) ).

tff(146,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(147,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)
            | ! [W2: $i] :
                ( ~ aNaturalNumber0(W2)
                | ( sdtpldt0(xm,W2) != xl ) ) )
        | ~ ( ~ sdtlseqdt0(xm,xl)
            | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xm))
                | ( sdtpldt0(xm,tptp_fun_W2_0(xl,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)
          | ~ ( ~ aNaturalNumber0(tptp_fun_W2_0(xl,xm))
              | ( sdtpldt0(xm,tptp_fun_W2_0(xl,xm)) != xl ) ) ) ),
    inference(unit_resolution,[status(thm)],[147,56,78,11]) ).

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

tff(150,plain,
    ( sdtlseqdt0(xm,xl)
    | ! [W2: $i] :
        ( ~ aNaturalNumber0(W2)
        | ( sdtpldt0(xm,W2) != xl ) ) ),
    inference(unit_resolution,[status(thm)],[149,148]) ).

tff(151,plain,
    ( ~ sdtlseqdt0(xm,xl)
  <=> ~ sdtlseqdt0(xm,xl) ),
    inference(rewrite,[status(thm)],[]) ).

tff(152,plain,
    ~ sdtlseqdt0(xm,xl),
    inference(or_elim,[status(thm)],[4]) ).

tff(153,plain,
    ~ sdtlseqdt0(xm,xl),
    inference(modus_ponens,[status(thm)],[152,151]) ).

tff(154,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(155,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)],[154,153]) ).

tff(156,plain,
    ! [W2: $i] :
      ( ~ aNaturalNumber0(W2)
      | ( sdtpldt0(xm,W2) != xl ) ),
    inference(unit_resolution,[status(thm)],[155,150]) ).

tff(157,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(158,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(159,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)],[158,157]) ).

tff(160,plain,
    ~ aNaturalNumber0(sdtpldt0(tptp_fun_W2_0(xn,xm),tptp_fun_W2_0(xl,xn))),
    inference(unit_resolution,[status(thm)],[159,156,141]) ).

tff(161,plain,
    ~ aNaturalNumber0(sdtpldt0(sdtmndt0(xn,xm),sdtmndt0(xl,xn))),
    inference(modus_ponens,[status(thm)],[160,110]) ).

tff(162,plain,
    ( aNaturalNumber0(sdtmndt0(xl,xn))
  <=> aNaturalNumber0(tptp_fun_W2_0(xl,xn)) ),
    inference(monotonicity,[status(thm)],[72]) ).

tff(163,plain,
    ( aNaturalNumber0(tptp_fun_W2_0(xl,xn))
  <=> aNaturalNumber0(sdtmndt0(xl,xn)) ),
    inference(symmetry,[status(thm)],[162]) ).

tff(164,plain,
    aNaturalNumber0(sdtmndt0(xl,xn)),
    inference(modus_ponens,[status(thm)],[117,163]) ).

tff(165,plain,
    ( aNaturalNumber0(sdtmndt0(xn,xm))
  <=> aNaturalNumber0(tptp_fun_W2_0(xn,xm)) ),
    inference(monotonicity,[status(thm)],[106]) ).

tff(166,plain,
    ( aNaturalNumber0(tptp_fun_W2_0(xn,xm))
  <=> aNaturalNumber0(sdtmndt0(xn,xm)) ),
    inference(symmetry,[status(thm)],[165]) ).

tff(167,plain,
    aNaturalNumber0(sdtmndt0(xn,xm)),
    inference(modus_ponens,[status(thm)],[119,166]) ).

tff(168,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(169,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)],[168]) ).

tff(170,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(171,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)],[170]) ).

tff(172,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(173,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(174,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)],[173]) ).

tff(175,axiom,
    ! [W0: $i,W1: $i] :
      ( ( aNaturalNumber0(W0)
        & aNaturalNumber0(W1) )
     => aNaturalNumber0(sdtpldt0(W0,W1)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mSortsB) ).

tff(176,plain,
    ! [W0: $i,W1: $i] :
      ( aNaturalNumber0(sdtpldt0(W0,W1))
      | ~ ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1) ) ),
    inference(modus_ponens,[status(thm)],[175,174]) ).

tff(177,plain,
    ! [W0: $i,W1: $i] :
      ( aNaturalNumber0(sdtpldt0(W0,W1))
      | ~ ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1) ) ),
    inference(modus_ponens,[status(thm)],[176,172]) ).

tff(178,plain,
    ! [W0: $i,W1: $i] :
      ( aNaturalNumber0(sdtpldt0(W0,W1))
      | ~ ( aNaturalNumber0(W0)
          & aNaturalNumber0(W1) ) ),
    inference(skolemize,[status(sab)],[177]) ).

tff(179,plain,
    ! [W0: $i,W1: $i] :
      ( aNaturalNumber0(sdtpldt0(W0,W1))
      | ~ aNaturalNumber0(W1)
      | ~ aNaturalNumber0(W0) ),
    inference(modus_ponens,[status(thm)],[178,171]) ).

tff(180,plain,
    ! [W0: $i,W1: $i] :
      ( aNaturalNumber0(sdtpldt0(W0,W1))
      | ~ aNaturalNumber0(W1)
      | ~ aNaturalNumber0(W0) ),
    inference(modus_ponens,[status(thm)],[179,169]) ).

tff(181,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(182,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(183,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)],[182,181]) ).

tff(184,plain,
    ( aNaturalNumber0(sdtpldt0(sdtmndt0(xn,xm),sdtmndt0(xl,xn)))
    | ~ aNaturalNumber0(sdtmndt0(xl,xn))
    | ~ aNaturalNumber0(sdtmndt0(xn,xm)) ),
    inference(unit_resolution,[status(thm)],[183,180]) ).

tff(185,plain,
    $false,
    inference(unit_resolution,[status(thm)],[184,167,164,161]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.14  % Problem    : NUM460+1 : TPTP v9.0.0. Released v4.0.0.
% 0.08/0.14  % Command    : run_E %s %d THM
% 0.14/0.36  % Computer : n011.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit   : 300
% 0.14/0.36  % WCLimit    : 300
% 0.14/0.36  % DateTime   : Fri Jun 20 01:13:11 EDT 2025
% 0.14/0.36  % CPUTime    : 
% 0.72/0.91  % SZS status Theorem
% 0.72/0.91  % SZS output start Proof
% See solution above
% 0.77/0.94  % E exiting
%------------------------------------------------------------------------------