TSTP Solution File: LCL879^1 by Lash---1.13
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- Process Solution
%------------------------------------------------------------------------------
% File : Lash---1.13
% Problem : LCL879^1 : TPTP v8.1.2. Released v5.2.0.
% Transfm : none
% Format : tptp:raw
% Command : lash -P picomus -M modes -p tstp -t %d %s
% Computer : n026.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 : Thu Aug 31 08:05:26 EDT 2023
% Result : Theorem 0.20s 0.41s
% Output : Proof 0.20s
% Verified :
% SZS Type : ERROR: Analysing output (MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
thf(ty_eigen__2,type,
eigen__2: $i ).
thf(ty_eigen__6,type,
eigen__6: $i > $o ).
thf(ty_eigen__8,type,
eigen__8: $i ).
thf(ty_eigen__4,type,
eigen__4: $i ).
thf(ty_eigen__0,type,
eigen__0: $i > $i > $o ).
thf(ty_eigen__1,type,
eigen__1: $i > $i > $o ).
thf(ty_eigen__5,type,
eigen__5: $i ).
thf(ty_eigen__7,type,
eigen__7: $i ).
thf(ty_eigen__3,type,
eigen__3: $i ).
thf(sP1,plain,
( sP1
<=> ( eigen__0 @ eigen__3 @ eigen__4 ) ),
introduced(definition,[new_symbols(definition,[sP1])]) ).
thf(sP2,plain,
( sP2
<=> ( eigen__1 @ eigen__5 @ eigen__7 ) ),
introduced(definition,[new_symbols(definition,[sP2])]) ).
thf(sP3,plain,
( sP3
<=> ! [X1: $i > $o] :
( ! [X2: $i] :
( ( eigen__0 @ eigen__2 @ X2 )
=> ( X1 @ X2 ) )
=> ! [X2: $i] :
( ( eigen__1 @ eigen__2 @ X2 )
=> ! [X3: $i] :
( ( eigen__0 @ X2 @ X3 )
=> ( X1 @ X3 ) ) ) ) ),
introduced(definition,[new_symbols(definition,[sP3])]) ).
thf(sP4,plain,
( sP4
<=> ( ~ ( sP2
=> ~ ( eigen__0 @ eigen__7 @ eigen__8 ) )
=> ( eigen__0 @ eigen__5 @ eigen__8 ) ) ),
introduced(definition,[new_symbols(definition,[sP4])]) ).
thf(sP5,plain,
( sP5
<=> ( eigen__0 @ eigen__7 @ eigen__8 ) ),
introduced(definition,[new_symbols(definition,[sP5])]) ).
thf(sP6,plain,
( sP6
<=> ( eigen__0 @ eigen__5 @ eigen__8 ) ),
introduced(definition,[new_symbols(definition,[sP6])]) ).
thf(sP7,plain,
( sP7
<=> ( eigen__6 @ eigen__8 ) ),
introduced(definition,[new_symbols(definition,[sP7])]) ).
thf(sP8,plain,
( sP8
<=> ( sP1
=> ( eigen__0 @ eigen__2 @ eigen__4 ) ) ),
introduced(definition,[new_symbols(definition,[sP8])]) ).
thf(sP9,plain,
( sP9
<=> ( sP6
=> sP7 ) ),
introduced(definition,[new_symbols(definition,[sP9])]) ).
thf(sP10,plain,
( sP10
<=> ( ( eigen__1 @ eigen__2 @ eigen__3 )
=> ! [X1: $i] :
( ( eigen__0 @ eigen__3 @ X1 )
=> ( eigen__0 @ eigen__2 @ X1 ) ) ) ),
introduced(definition,[new_symbols(definition,[sP10])]) ).
thf(sP11,plain,
( sP11
<=> ! [X1: $i,X2: $i,X3: $i] :
( ~ ( ( eigen__1 @ X1 @ X2 )
=> ~ ( eigen__0 @ X2 @ X3 ) )
=> ( eigen__0 @ X1 @ X3 ) ) ),
introduced(definition,[new_symbols(definition,[sP11])]) ).
thf(sP12,plain,
( sP12
<=> ( eigen__1 @ eigen__2 @ eigen__3 ) ),
introduced(definition,[new_symbols(definition,[sP12])]) ).
thf(sP13,plain,
( sP13
<=> ( eigen__0 @ eigen__2 @ eigen__4 ) ),
introduced(definition,[new_symbols(definition,[sP13])]) ).
thf(sP14,plain,
( sP14
<=> ! [X1: $i] :
( ( eigen__1 @ eigen__2 @ X1 )
=> ! [X2: $i] :
( ( eigen__0 @ X1 @ X2 )
=> ( eigen__0 @ eigen__2 @ X2 ) ) ) ),
introduced(definition,[new_symbols(definition,[sP14])]) ).
thf(sP15,plain,
( sP15
<=> ! [X1: $i] :
( ( eigen__0 @ eigen__3 @ X1 )
=> ( eigen__0 @ eigen__2 @ X1 ) ) ),
introduced(definition,[new_symbols(definition,[sP15])]) ).
thf(sP16,plain,
( sP16
<=> ! [X1: $i] :
( ( eigen__0 @ eigen__5 @ X1 )
=> ( eigen__6 @ X1 ) ) ),
introduced(definition,[new_symbols(definition,[sP16])]) ).
thf(sP17,plain,
( sP17
<=> ! [X1: $i,X2: $i > $o] :
( ! [X3: $i] :
( ( eigen__0 @ X1 @ X3 )
=> ( X2 @ X3 ) )
=> ! [X3: $i] :
( ( eigen__1 @ X1 @ X3 )
=> ! [X4: $i] :
( ( eigen__0 @ X3 @ X4 )
=> ( X2 @ X4 ) ) ) ) ),
introduced(definition,[new_symbols(definition,[sP17])]) ).
thf(sP18,plain,
( sP18
<=> ( sP2
=> ~ sP5 ) ),
introduced(definition,[new_symbols(definition,[sP18])]) ).
thf(sP19,plain,
( sP19
<=> ! [X1: $i,X2: $i] :
( ~ ( ( eigen__1 @ eigen__5 @ X1 )
=> ~ ( eigen__0 @ X1 @ X2 ) )
=> ( eigen__0 @ eigen__5 @ X2 ) ) ),
introduced(definition,[new_symbols(definition,[sP19])]) ).
thf(sP20,plain,
( sP20
<=> ! [X1: $i] :
( ~ ( sP2
=> ~ ( eigen__0 @ eigen__7 @ X1 ) )
=> ( eigen__0 @ eigen__5 @ X1 ) ) ),
introduced(definition,[new_symbols(definition,[sP20])]) ).
thf(def_meq_ind,definition,
( meq_ind
= ( ^ [X1: mu,X2: mu,X3: $i] : ( X1 = X2 ) ) ) ).
thf(def_meq_prop,definition,
( meq_prop
= ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
( ( X1 @ X3 )
= ( X2 @ X3 ) ) ) ) ).
thf(def_mnot,definition,
( mnot
= ( ^ [X1: $i > $o,X2: $i] : ( (~) @ ( X1 @ X2 ) ) ) ) ).
thf(def_mor,definition,
( mor
= ( ^ [X1: $i > $o,X2: $i > $o,X3: $i] :
( ( X1 @ X3 )
| ( X2 @ X3 ) ) ) ) ).
thf(def_mand,definition,
( mand
= ( ^ [X1: $i > $o,X2: $i > $o] : ( mnot @ ( mor @ ( mnot @ X1 ) @ ( mnot @ X2 ) ) ) ) ) ).
thf(def_mimplies,definition,
( mimplies
= ( ^ [X1: $i > $o,X2: $i > $o] : ( mor @ ( mnot @ X1 ) @ X2 ) ) ) ).
thf(def_mimplied,definition,
( mimplied
= ( ^ [X1: $i > $o,X2: $i > $o] : ( mor @ ( mnot @ X2 ) @ X1 ) ) ) ).
thf(def_mequiv,definition,
( mequiv
= ( ^ [X1: $i > $o,X2: $i > $o] : ( mand @ ( mimplies @ X1 @ X2 ) @ ( mimplies @ X2 @ X1 ) ) ) ) ).
thf(def_mxor,definition,
( mxor
= ( ^ [X1: $i > $o,X2: $i > $o] : ( mnot @ ( mequiv @ X1 @ X2 ) ) ) ) ).
thf(def_mforall_ind,definition,
( mforall_ind
= ( ^ [X1: mu > $i > $o,X2: $i] :
! [X3: mu] : ( X1 @ X3 @ X2 ) ) ) ).
thf(def_mforall_prop,definition,
( mforall_prop
= ( ^ [X1: ( $i > $o ) > $i > $o,X2: $i] :
! [X3: $i > $o] : ( X1 @ X3 @ X2 ) ) ) ).
thf(def_mexists_ind,definition,
( mexists_ind
= ( ^ [X1: mu > $i > $o] :
( mnot
@ ( mforall_ind
@ ^ [X2: mu] : ( mnot @ ( X1 @ X2 ) ) ) ) ) ) ).
thf(def_mexists_prop,definition,
( mexists_prop
= ( ^ [X1: ( $i > $o ) > $i > $o] :
( mnot
@ ( mforall_prop
@ ^ [X2: $i > $o] : ( mnot @ ( X1 @ X2 ) ) ) ) ) ) ).
thf(def_mtrue,definition,
( mtrue
= ( ^ [X1: $i] : $true ) ) ).
thf(def_mfalse,definition,
( mfalse
= ( mnot @ mtrue ) ) ).
thf(def_mbox,definition,
( mbox
= ( ^ [X1: $i > $i > $o,X2: $i > $o,X3: $i] :
! [X4: $i] :
( ( (~) @ ( X1 @ X3 @ X4 ) )
| ( X2 @ X4 ) ) ) ) ).
thf(def_mdia,definition,
( mdia
= ( ^ [X1: $i > $i > $o,X2: $i > $o] : ( mnot @ ( mbox @ X1 @ ( mnot @ X2 ) ) ) ) ) ).
thf(def_mreflexive,definition,
( mreflexive
= ( ^ [X1: $i > $i > $o] :
! [X2: $i] : ( X1 @ X2 @ X2 ) ) ) ).
thf(def_msymmetric,definition,
( msymmetric
= ( ^ [X1: $i > $i > $o] :
! [X2: $i,X3: $i] :
( ^ [X4: $o,X5: $o] :
( X4
=> X5 )
@ ( X1 @ X2 @ X3 )
@ ( X1 @ X3 @ X2 ) ) ) ) ).
thf(def_mserial,definition,
( mserial
= ( ^ [X1: $i > $i > $o] :
! [X2: $i] :
? [X3: $i] : ( X1 @ X2 @ X3 ) ) ) ).
thf(def_mtransitive,definition,
( mtransitive
= ( ^ [X1: $i > $i > $o] :
! [X2: $i,X3: $i,X4: $i] :
( ^ [X5: $o,X6: $o] :
( X5
=> X6 )
@ ( ( X1 @ X2 @ X3 )
& ( X1 @ X3 @ X4 ) )
@ ( X1 @ X2 @ X4 ) ) ) ) ).
thf(def_meuclidean,definition,
( meuclidean
= ( ^ [X1: $i > $i > $o] :
! [X2: $i,X3: $i,X4: $i] :
( ^ [X5: $o,X6: $o] :
( X5
=> X6 )
@ ( ( X1 @ X2 @ X3 )
& ( X1 @ X2 @ X4 ) )
@ ( X1 @ X3 @ X4 ) ) ) ) ).
thf(def_mpartially_functional,definition,
( mpartially_functional
= ( ^ [X1: $i > $i > $o] :
! [X2: $i,X3: $i,X4: $i] :
( ^ [X5: $o,X6: $o] :
( X5
=> X6 )
@ ( ( X1 @ X2 @ X3 )
& ( X1 @ X2 @ X4 ) )
@ ( X3 = X4 ) ) ) ) ).
thf(def_mfunctional,definition,
( mfunctional
= ( ^ [X1: $i > $i > $o] :
! [X2: $i] :
? [X3: $i] :
( ( X1 @ X2 @ X3 )
& ! [X4: $i] :
( ^ [X5: $o,X6: $o] :
( X5
=> X6 )
@ ( X1 @ X2 @ X4 )
@ ( X3 = X4 ) ) ) ) ) ).
thf(def_mweakly_dense,definition,
( mweakly_dense
= ( ^ [X1: $i > $i > $o] :
! [X2: $i,X3: $i,X4: $i] :
( ^ [X5: $o,X6: $o] :
( X5
=> X6 )
@ ( X1 @ X2 @ X3 )
@ ? [X5: $i] :
( ( X1 @ X2 @ X5 )
& ( X1 @ X5 @ X3 ) ) ) ) ) ).
thf(def_mweakly_connected,definition,
( mweakly_connected
= ( ^ [X1: $i > $i > $o] :
! [X2: $i,X3: $i,X4: $i] :
( ^ [X5: $o,X6: $o] :
( X5
=> X6 )
@ ( ( X1 @ X2 @ X3 )
& ( X1 @ X2 @ X4 ) )
@ ( ( X1 @ X3 @ X4 )
| ( X3 = X4 )
| ( X1 @ X4 @ X3 ) ) ) ) ) ).
thf(def_mweakly_directed,definition,
( mweakly_directed
= ( ^ [X1: $i > $i > $o] :
! [X2: $i,X3: $i,X4: $i] :
( ^ [X5: $o,X6: $o] :
( X5
=> X6 )
@ ( ( X1 @ X2 @ X3 )
& ( X1 @ X2 @ X4 ) )
@ ? [X5: $i] :
( ( X1 @ X3 @ X5 )
& ( X1 @ X4 @ X5 ) ) ) ) ) ).
thf(def_mvalid,definition,
( mvalid
= ( ^ [X1: $i > $o] :
! [X2: $i] : ( X1 @ X2 ) ) ) ).
thf(def_minvalid,definition,
( minvalid
= ( ^ [X1: $i > $o] :
! [X2: $i] : ( (~) @ ( X1 @ X2 ) ) ) ) ).
thf(def_msatisfiable,definition,
( msatisfiable
= ( ^ [X1: $i > $o] :
? [X2: $i] : ( X1 @ X2 ) ) ) ).
thf(def_mcountersatisfiable,definition,
( mcountersatisfiable
= ( ^ [X1: $i > $o] :
? [X2: $i] : ( (~) @ ( X1 @ X2 ) ) ) ) ).
thf(conj,conjecture,
! [X1: $i > $i > $o,X2: $i > $i > $o] :
( ( ! [X3: $i,X4: $i > $o] :
( ! [X5: $i] :
( ( X1 @ X3 @ X5 )
=> ( X4 @ X5 ) )
=> ! [X5: $i] :
( ( X2 @ X3 @ X5 )
=> ! [X6: $i] :
( ( X1 @ X5 @ X6 )
=> ( X4 @ X6 ) ) ) ) )
= ( ! [X3: $i,X4: $i,X5: $i] :
( ~ ( ( X2 @ X3 @ X4 )
=> ~ ( X1 @ X4 @ X5 ) )
=> ( X1 @ X3 @ X5 ) ) ) ) ).
thf(h0,negated_conjecture,
~ ! [X1: $i > $i > $o,X2: $i > $i > $o] :
( ( ! [X3: $i,X4: $i > $o] :
( ! [X5: $i] :
( ( X1 @ X3 @ X5 )
=> ( X4 @ X5 ) )
=> ! [X5: $i] :
( ( X2 @ X3 @ X5 )
=> ! [X6: $i] :
( ( X1 @ X5 @ X6 )
=> ( X4 @ X6 ) ) ) ) )
= ( ! [X3: $i,X4: $i,X5: $i] :
( ~ ( ( X2 @ X3 @ X4 )
=> ~ ( X1 @ X4 @ X5 ) )
=> ( X1 @ X3 @ X5 ) ) ) ),
inference(assume_negation,[status(cth)],[conj]) ).
thf(h1,assumption,
~ ! [X1: $i > $i > $o] :
( ( ! [X2: $i,X3: $i > $o] :
( ! [X4: $i] :
( ( eigen__0 @ X2 @ X4 )
=> ( X3 @ X4 ) )
=> ! [X4: $i] :
( ( X1 @ X2 @ X4 )
=> ! [X5: $i] :
( ( eigen__0 @ X4 @ X5 )
=> ( X3 @ X5 ) ) ) ) )
= ( ! [X2: $i,X3: $i,X4: $i] :
( ~ ( ( X1 @ X2 @ X3 )
=> ~ ( eigen__0 @ X3 @ X4 ) )
=> ( eigen__0 @ X2 @ X4 ) ) ) ),
introduced(assumption,[]) ).
thf(h2,assumption,
sP17 != sP11,
introduced(assumption,[]) ).
thf(h3,assumption,
sP17,
introduced(assumption,[]) ).
thf(h4,assumption,
sP11,
introduced(assumption,[]) ).
thf(h5,assumption,
~ sP17,
introduced(assumption,[]) ).
thf(h6,assumption,
~ sP11,
introduced(assumption,[]) ).
thf(h7,assumption,
~ ! [X1: $i,X2: $i] :
( ~ ( ( eigen__1 @ eigen__2 @ X1 )
=> ~ ( eigen__0 @ X1 @ X2 ) )
=> ( eigen__0 @ eigen__2 @ X2 ) ),
introduced(assumption,[]) ).
thf(h8,assumption,
~ ! [X1: $i] :
( ~ ( sP12
=> ~ ( eigen__0 @ eigen__3 @ X1 ) )
=> ( eigen__0 @ eigen__2 @ X1 ) ),
introduced(assumption,[]) ).
thf(h9,assumption,
~ ( ~ ( sP12
=> ~ sP1 )
=> sP13 ),
introduced(assumption,[]) ).
thf(h10,assumption,
~ ( sP12
=> ~ sP1 ),
introduced(assumption,[]) ).
thf(h11,assumption,
~ sP13,
introduced(assumption,[]) ).
thf(h12,assumption,
sP12,
introduced(assumption,[]) ).
thf(h13,assumption,
sP1,
introduced(assumption,[]) ).
thf(1,plain,
( ~ sP8
| ~ sP1
| sP13 ),
inference(prop_rule,[status(thm)],]) ).
thf(2,plain,
( ~ sP15
| sP8 ),
inference(all_rule,[status(thm)],]) ).
thf(3,plain,
( ~ sP10
| ~ sP12
| sP15 ),
inference(prop_rule,[status(thm)],]) ).
thf(4,plain,
( ~ sP14
| sP10 ),
inference(all_rule,[status(thm)],]) ).
thf(5,plain,
( ~ sP3
| sP14 ),
inference(all_rule,[status(thm)],]) ).
thf(6,plain,
( ~ sP17
| sP3 ),
inference(all_rule,[status(thm)],]) ).
thf(7,plain,
$false,
inference(prop_unsat,[status(thm),assumptions([h12,h13,h10,h11,h9,h8,h7,h3,h4,h2,h1,h0])],[1,2,3,4,5,6,h3,h12,h13,h11]) ).
thf(8,plain,
$false,
inference(tab_negimp,[status(thm),assumptions([h10,h11,h9,h8,h7,h3,h4,h2,h1,h0]),tab_negimp(discharge,[h12,h13])],[h10,7,h12,h13]) ).
thf(9,plain,
$false,
inference(tab_negimp,[status(thm),assumptions([h9,h8,h7,h3,h4,h2,h1,h0]),tab_negimp(discharge,[h10,h11])],[h9,8,h10,h11]) ).
thf(10,plain,
$false,
inference(tab_negall,[status(thm),assumptions([h8,h7,h3,h4,h2,h1,h0]),tab_negall(discharge,[h9]),tab_negall(eigenvar,eigen__4)],[h8,9,h9]) ).
thf(11,plain,
$false,
inference(tab_negall,[status(thm),assumptions([h7,h3,h4,h2,h1,h0]),tab_negall(discharge,[h8]),tab_negall(eigenvar,eigen__3)],[h7,10,h8]) ).
thf(12,plain,
$false,
inference(tab_negall,[status(thm),assumptions([h3,h4,h2,h1,h0]),tab_negall(discharge,[h7]),tab_negall(eigenvar,eigen__2)],[h4,11,h7]) ).
thf(h14,assumption,
~ ! [X1: $i > $o] :
( ! [X2: $i] :
( ( eigen__0 @ eigen__5 @ X2 )
=> ( X1 @ X2 ) )
=> ! [X2: $i] :
( ( eigen__1 @ eigen__5 @ X2 )
=> ! [X3: $i] :
( ( eigen__0 @ X2 @ X3 )
=> ( X1 @ X3 ) ) ) ),
introduced(assumption,[]) ).
thf(h15,assumption,
~ ( sP16
=> ! [X1: $i] :
( ( eigen__1 @ eigen__5 @ X1 )
=> ! [X2: $i] :
( ( eigen__0 @ X1 @ X2 )
=> ( eigen__6 @ X2 ) ) ) ),
introduced(assumption,[]) ).
thf(h16,assumption,
sP16,
introduced(assumption,[]) ).
thf(h17,assumption,
~ ! [X1: $i] :
( ( eigen__1 @ eigen__5 @ X1 )
=> ! [X2: $i] :
( ( eigen__0 @ X1 @ X2 )
=> ( eigen__6 @ X2 ) ) ),
introduced(assumption,[]) ).
thf(h18,assumption,
~ ( sP2
=> ! [X1: $i] :
( ( eigen__0 @ eigen__7 @ X1 )
=> ( eigen__6 @ X1 ) ) ),
introduced(assumption,[]) ).
thf(h19,assumption,
sP2,
introduced(assumption,[]) ).
thf(h20,assumption,
~ ! [X1: $i] :
( ( eigen__0 @ eigen__7 @ X1 )
=> ( eigen__6 @ X1 ) ),
introduced(assumption,[]) ).
thf(h21,assumption,
~ ( sP5
=> sP7 ),
introduced(assumption,[]) ).
thf(h22,assumption,
sP5,
introduced(assumption,[]) ).
thf(h23,assumption,
~ sP7,
introduced(assumption,[]) ).
thf(13,plain,
( ~ sP18
| ~ sP2
| ~ sP5 ),
inference(prop_rule,[status(thm)],]) ).
thf(14,plain,
( ~ sP4
| sP18
| sP6 ),
inference(prop_rule,[status(thm)],]) ).
thf(15,plain,
( ~ sP20
| sP4 ),
inference(all_rule,[status(thm)],]) ).
thf(16,plain,
( ~ sP19
| sP20 ),
inference(all_rule,[status(thm)],]) ).
thf(17,plain,
( ~ sP11
| sP19 ),
inference(all_rule,[status(thm)],]) ).
thf(18,plain,
( ~ sP9
| ~ sP6
| sP7 ),
inference(prop_rule,[status(thm)],]) ).
thf(19,plain,
( ~ sP16
| sP9 ),
inference(all_rule,[status(thm)],]) ).
thf(20,plain,
$false,
inference(prop_unsat,[status(thm),assumptions([h22,h23,h21,h19,h20,h18,h16,h17,h15,h14,h5,h6,h2,h1,h0])],[13,14,15,16,17,18,19,h16,h19,h22,h23,h6]) ).
thf(21,plain,
$false,
inference(tab_negimp,[status(thm),assumptions([h21,h19,h20,h18,h16,h17,h15,h14,h5,h6,h2,h1,h0]),tab_negimp(discharge,[h22,h23])],[h21,20,h22,h23]) ).
thf(22,plain,
$false,
inference(tab_negall,[status(thm),assumptions([h19,h20,h18,h16,h17,h15,h14,h5,h6,h2,h1,h0]),tab_negall(discharge,[h21]),tab_negall(eigenvar,eigen__8)],[h20,21,h21]) ).
thf(23,plain,
$false,
inference(tab_negimp,[status(thm),assumptions([h18,h16,h17,h15,h14,h5,h6,h2,h1,h0]),tab_negimp(discharge,[h19,h20])],[h18,22,h19,h20]) ).
thf(24,plain,
$false,
inference(tab_negall,[status(thm),assumptions([h16,h17,h15,h14,h5,h6,h2,h1,h0]),tab_negall(discharge,[h18]),tab_negall(eigenvar,eigen__7)],[h17,23,h18]) ).
thf(25,plain,
$false,
inference(tab_negimp,[status(thm),assumptions([h15,h14,h5,h6,h2,h1,h0]),tab_negimp(discharge,[h16,h17])],[h15,24,h16,h17]) ).
thf(26,plain,
$false,
inference(tab_negall,[status(thm),assumptions([h14,h5,h6,h2,h1,h0]),tab_negall(discharge,[h15]),tab_negall(eigenvar,eigen__6)],[h14,25,h15]) ).
thf(27,plain,
$false,
inference(tab_negall,[status(thm),assumptions([h5,h6,h2,h1,h0]),tab_negall(discharge,[h14]),tab_negall(eigenvar,eigen__5)],[h5,26,h14]) ).
thf(28,plain,
$false,
inference(tab_be,[status(thm),assumptions([h2,h1,h0]),tab_be(discharge,[h3,h4]),tab_be(discharge,[h5,h6])],[h2,12,27,h3,h4,h5,h6]) ).
thf(29,plain,
$false,
inference(tab_negall,[status(thm),assumptions([h1,h0]),tab_negall(discharge,[h2]),tab_negall(eigenvar,eigen__1)],[h1,28,h2]) ).
thf(30,plain,
$false,
inference(tab_negall,[status(thm),assumptions([h0]),tab_negall(discharge,[h1]),tab_negall(eigenvar,eigen__0)],[h0,29,h1]) ).
thf(0,theorem,
! [X1: $i > $i > $o,X2: $i > $i > $o] :
( ( ! [X3: $i,X4: $i > $o] :
( ! [X5: $i] :
( ( X1 @ X3 @ X5 )
=> ( X4 @ X5 ) )
=> ! [X5: $i] :
( ( X2 @ X3 @ X5 )
=> ! [X6: $i] :
( ( X1 @ X5 @ X6 )
=> ( X4 @ X6 ) ) ) ) )
= ( ! [X3: $i,X4: $i,X5: $i] :
( ~ ( ( X2 @ X3 @ X4 )
=> ~ ( X1 @ X4 @ X5 ) )
=> ( X1 @ X3 @ X5 ) ) ) ),
inference(contra,[status(thm),contra(discharge,[h0])],[30,h0]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12 % Problem : LCL879^1 : TPTP v8.1.2. Released v5.2.0.
% 0.00/0.13 % Command : lash -P picomus -M modes -p tstp -t %d %s
% 0.13/0.34 % Computer : n026.cluster.edu
% 0.13/0.34 % Model : x86_64 x86_64
% 0.13/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34 % Memory : 8042.1875MB
% 0.13/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34 % CPULimit : 300
% 0.13/0.34 % WCLimit : 300
% 0.13/0.34 % DateTime : Fri Aug 25 06:51:47 EDT 2023
% 0.13/0.35 % CPUTime :
% 0.20/0.41 % SZS status Theorem
% 0.20/0.41 % Mode: cade22grackle2xfee4
% 0.20/0.41 % Steps: 688
% 0.20/0.41 % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------