TSTP Solution File: ALG254^2 by Lash---1.13

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%------------------------------------------------------------------------------
% File     : Lash---1.13
% Problem  : ALG254^2 : TPTP v8.1.2. Bugfixed v5.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : lash -P picomus -M modes -p tstp -t %d %s

% Computer : n009.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 : Wed Aug 30 16:33:42 EDT 2023

% Result   : Theorem 0.19s 0.43s
% Output   : Proof 0.19s
% Verified : 
% SZS Type : ERROR: Analysing output (MakeTreeStats fails)

% Comments : 
%------------------------------------------------------------------------------
thf(ty_subst,type,
    subst: $tType ).

thf(ty_eigen__1,type,
    eigen__1: subst ).

thf(ty_id,type,
    id: subst ).

thf(ty_comp,type,
    comp: subst > subst > subst ).

thf(ty_eigen__2,type,
    eigen__2: subst ).

thf(ty_eigen__0,type,
    eigen__0: subst ).

thf(ty_eigen__3,type,
    eigen__3: subst ).

thf(ty_eigen__4,type,
    eigen__4: subst ).

thf(sP1,plain,
    ( sP1
  <=> ! [X1: subst] :
        ( ( comp @ X1 @ id )
        = X1 ) ),
    introduced(definition,[new_symbols(definition,[sP1])]) ).

thf(sP2,plain,
    ( sP2
  <=> ( ( comp @ ( comp @ eigen__2 @ eigen__3 ) @ eigen__4 )
      = ( comp @ eigen__2 @ ( comp @ eigen__3 @ eigen__4 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP2])]) ).

thf(sP3,plain,
    ( sP3
  <=> ! [X1: subst] :
        ( ( comp @ ( comp @ eigen__2 @ eigen__3 ) @ X1 )
        = ( comp @ eigen__2 @ ( comp @ eigen__3 @ X1 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP3])]) ).

thf(sP4,plain,
    ( sP4
  <=> ! [X1: subst,X2: subst] :
        ( ( comp @ ( comp @ eigen__2 @ X1 ) @ X2 )
        = ( comp @ eigen__2 @ ( comp @ X1 @ X2 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP4])]) ).

thf(sP5,plain,
    ( sP5
  <=> ! [X1: subst,X2: subst,X3: subst] :
        ( ( comp @ ( comp @ X1 @ X2 ) @ X3 )
        = ( comp @ X1 @ ( comp @ X2 @ X3 ) ) ) ),
    introduced(definition,[new_symbols(definition,[sP5])]) ).

thf(sP6,plain,
    ( sP6
  <=> ( ( comp @ eigen__0 @ id )
      = eigen__0 ) ),
    introduced(definition,[new_symbols(definition,[sP6])]) ).

thf(sP7,plain,
    ( sP7
  <=> ( ( comp @ id @ eigen__1 )
      = eigen__1 ) ),
    introduced(definition,[new_symbols(definition,[sP7])]) ).

thf(sP8,plain,
    ( sP8
  <=> ! [X1: subst] :
        ( ( comp @ id @ X1 )
        = X1 ) ),
    introduced(definition,[new_symbols(definition,[sP8])]) ).

thf(def_axidl,definition,
    axidl = sP8 ).

thf(def_axassoc,definition,
    axassoc = sP5 ).

thf(def_axidr,definition,
    axidr = sP1 ).

thf(def_substmonoid,definition,
    ( substmonoid
    = ( sP5
      & sP8
      & sP1 ) ) ).

thf(def_substmonoid_lthm,definition,
    ( substmonoid_lthm
    = ( ^ [X1: $o,X2: $o] :
          ( X1
         => X2 )
      @ axidl
      @ ( ^ [X1: $o,X2: $o] :
            ( X1
           => X2 )
        @ axassoc
        @ ( ^ [X1: $o,X2: $o] :
              ( X1
             => X2 )
          @ axidr
          @ substmonoid ) ) ) ) ).

thf(thm,conjecture,
    ( sP8
   => ( sP5
     => ( sP1
       => ~ ( ~ ( sP5
               => ~ sP8 )
           => ~ sP1 ) ) ) ) ).

thf(h0,negated_conjecture,
    ~ ( sP8
     => ( sP5
       => ( sP1
         => ~ ( ~ ( sP5
                 => ~ sP8 )
             => ~ sP1 ) ) ) ),
    inference(assume_negation,[status(cth)],[thm]) ).

thf(h1,assumption,
    sP8,
    introduced(assumption,[]) ).

thf(h2,assumption,
    ~ ( sP5
     => ( sP1
       => ~ ( ~ ( sP5
               => ~ sP8 )
           => ~ sP1 ) ) ),
    introduced(assumption,[]) ).

thf(h3,assumption,
    sP5,
    introduced(assumption,[]) ).

thf(h4,assumption,
    ~ ( sP1
     => ~ ( ~ ( sP5
             => ~ sP8 )
         => ~ sP1 ) ),
    introduced(assumption,[]) ).

thf(h5,assumption,
    sP1,
    introduced(assumption,[]) ).

thf(h6,assumption,
    ( ~ ( sP5
       => ~ sP8 )
   => ~ sP1 ),
    introduced(assumption,[]) ).

thf(h7,assumption,
    ( sP5
   => ~ sP8 ),
    introduced(assumption,[]) ).

thf(h8,assumption,
    ~ sP1,
    introduced(assumption,[]) ).

thf(h9,assumption,
    ~ sP5,
    introduced(assumption,[]) ).

thf(h10,assumption,
    ~ sP8,
    introduced(assumption,[]) ).

thf(h11,assumption,
    ~ sP4,
    introduced(assumption,[]) ).

thf(h12,assumption,
    ~ sP3,
    introduced(assumption,[]) ).

thf(h13,assumption,
    ~ sP2,
    introduced(assumption,[]) ).

thf(1,plain,
    ( ~ sP3
    | sP2 ),
    inference(all_rule,[status(thm)],]) ).

thf(2,plain,
    ( ~ sP4
    | sP3 ),
    inference(all_rule,[status(thm)],]) ).

thf(3,plain,
    ( ~ sP5
    | sP4 ),
    inference(all_rule,[status(thm)],]) ).

thf(4,plain,
    $false,
    inference(prop_unsat,[status(thm),assumptions([h13,h12,h11,h9,h7,h5,h6,h3,h4,h1,h2,h0])],[1,2,3,h3,h13]) ).

thf(5,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h12,h11,h9,h7,h5,h6,h3,h4,h1,h2,h0]),tab_negall(discharge,[h13]),tab_negall(eigenvar,eigen__4)],[h12,4,h13]) ).

thf(6,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h11,h9,h7,h5,h6,h3,h4,h1,h2,h0]),tab_negall(discharge,[h12]),tab_negall(eigenvar,eigen__3)],[h11,5,h12]) ).

thf(7,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h9,h7,h5,h6,h3,h4,h1,h2,h0]),tab_negall(discharge,[h11]),tab_negall(eigenvar,eigen__2)],[h9,6,h11]) ).

thf(h14,assumption,
    ~ sP7,
    introduced(assumption,[]) ).

thf(8,plain,
    ( ~ sP8
    | sP7 ),
    inference(all_rule,[status(thm)],]) ).

thf(9,plain,
    $false,
    inference(prop_unsat,[status(thm),assumptions([h14,h10,h7,h5,h6,h3,h4,h1,h2,h0])],[8,h1,h14]) ).

thf(10,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h10,h7,h5,h6,h3,h4,h1,h2,h0]),tab_negall(discharge,[h14]),tab_negall(eigenvar,eigen__1)],[h10,9,h14]) ).

thf(11,plain,
    $false,
    inference(tab_imp,[status(thm),assumptions([h7,h5,h6,h3,h4,h1,h2,h0]),tab_imp(discharge,[h9]),tab_imp(discharge,[h10])],[h7,7,10,h9,h10]) ).

thf(h15,assumption,
    ~ sP6,
    introduced(assumption,[]) ).

thf(12,plain,
    ( ~ sP1
    | sP6 ),
    inference(all_rule,[status(thm)],]) ).

thf(13,plain,
    $false,
    inference(prop_unsat,[status(thm),assumptions([h15,h8,h5,h6,h3,h4,h1,h2,h0])],[12,h5,h15]) ).

thf(14,plain,
    $false,
    inference(tab_negall,[status(thm),assumptions([h8,h5,h6,h3,h4,h1,h2,h0]),tab_negall(discharge,[h15]),tab_negall(eigenvar,eigen__0)],[h8,13,h15]) ).

thf(15,plain,
    $false,
    inference(tab_imp,[status(thm),assumptions([h5,h6,h3,h4,h1,h2,h0]),tab_imp(discharge,[h7]),tab_imp(discharge,[h8])],[h6,11,14,h7,h8]) ).

thf(16,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h3,h4,h1,h2,h0]),tab_negimp(discharge,[h5,h6])],[h4,15,h5,h6]) ).

thf(17,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h1,h2,h0]),tab_negimp(discharge,[h3,h4])],[h2,16,h3,h4]) ).

thf(18,plain,
    $false,
    inference(tab_negimp,[status(thm),assumptions([h0]),tab_negimp(discharge,[h1,h2])],[h0,17,h1,h2]) ).

thf(0,theorem,
    ( sP8
   => ( sP5
     => ( sP1
       => ~ ( ~ ( sP5
               => ~ sP8 )
           => ~ sP1 ) ) ) ),
    inference(contra,[status(thm),contra(discharge,[h0])],[18,h0]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.11  % Problem  : ALG254^2 : TPTP v8.1.2. Bugfixed v5.2.0.
% 0.08/0.12  % Command  : lash -P picomus -M modes -p tstp -t %d %s
% 0.11/0.33  % Computer : n009.cluster.edu
% 0.11/0.33  % Model    : x86_64 x86_64
% 0.11/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.33  % Memory   : 8042.1875MB
% 0.11/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.33  % CPULimit : 300
% 0.11/0.33  % WCLimit  : 300
% 0.11/0.33  % DateTime : Mon Aug 28 03:24:05 EDT 2023
% 0.11/0.33  % CPUTime  : 
% 0.19/0.43  % SZS status Theorem
% 0.19/0.43  % Mode: cade22sinegrackle2x6978
% 0.19/0.43  % Steps: 203
% 0.19/0.43  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------