TSTP Solution File: SEU755^2 by Lash---1.13
View Problem
- Process Solution
%------------------------------------------------------------------------------
% File : Lash---1.13
% Problem : SEU755^2 : TPTP v8.1.2. Released v3.7.0.
% Transfm : none
% Format : tptp:raw
% Command : lash -P picomus -M modes -p tstp -t %d %s
% Computer : n008.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 17:26:10 EDT 2023
% Result : Theorem 12.19s 12.39s
% Output : Proof 12.19s
% Verified :
% SZS Type : ERROR: Analysing output (MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
thf(ty_powerset,type,
powerset: $i > $i ).
thf(ty_eigen__2,type,
eigen__2: $i ).
thf(ty_eigen__1,type,
eigen__1: $i ).
thf(ty_eigen__3,type,
eigen__3: $i ).
thf(ty_binunion,type,
binunion: $i > $i > $i ).
thf(ty_in,type,
in: $i > $i > $o ).
thf(ty_eigen__0,type,
eigen__0: $i ).
thf(ty_setminus,type,
setminus: $i > $i > $i ).
thf(sP1,plain,
( sP1
<=> ( in @ eigen__3 @ ( setminus @ eigen__0 @ eigen__2 ) ) ),
introduced(definition,[new_symbols(definition,[sP1])]) ).
thf(sP2,plain,
( sP2
<=> ! [X1: $i] :
( ( in @ X1 @ eigen__0 )
=> ( ~ ( in @ X1 @ eigen__1 )
=> ( ~ ( in @ X1 @ eigen__2 )
=> ~ ( in @ X1 @ ( binunion @ eigen__1 @ eigen__2 ) ) ) ) ) ),
introduced(definition,[new_symbols(definition,[sP2])]) ).
thf(sP3,plain,
( sP3
<=> ! [X1: $i,X2: $i] :
( ( in @ X2 @ ( powerset @ X1 ) )
=> ! [X3: $i] :
( ( in @ X3 @ ( powerset @ X1 ) )
=> ! [X4: $i] :
( ( in @ X4 @ X1 )
=> ( ~ ( in @ X4 @ X2 )
=> ( ~ ( in @ X4 @ X3 )
=> ~ ( in @ X4 @ ( binunion @ X2 @ X3 ) ) ) ) ) ) ) ),
introduced(definition,[new_symbols(definition,[sP3])]) ).
thf(sP4,plain,
( sP4
<=> ( in @ eigen__2 @ ( powerset @ eigen__0 ) ) ),
introduced(definition,[new_symbols(definition,[sP4])]) ).
thf(sP5,plain,
( sP5
<=> ! [X1: $i,X2: $i] :
( ( in @ X2 @ eigen__0 )
=> ( ~ ( in @ X2 @ X1 )
=> ( in @ X2 @ ( setminus @ eigen__0 @ X1 ) ) ) ) ),
introduced(definition,[new_symbols(definition,[sP5])]) ).
thf(sP6,plain,
( sP6
<=> ( in @ eigen__1 @ ( powerset @ eigen__0 ) ) ),
introduced(definition,[new_symbols(definition,[sP6])]) ).
thf(sP7,plain,
( sP7
<=> ( sP6
=> ! [X1: $i] :
( ( in @ X1 @ ( powerset @ eigen__0 ) )
=> ! [X2: $i] :
( ( in @ X2 @ eigen__0 )
=> ( ~ ( in @ X2 @ eigen__1 )
=> ( ~ ( in @ X2 @ X1 )
=> ~ ( in @ X2 @ ( binunion @ eigen__1 @ X1 ) ) ) ) ) ) ) ),
introduced(definition,[new_symbols(definition,[sP7])]) ).
thf(sP8,plain,
( sP8
<=> ! [X1: $i,X2: $i] :
( ( in @ X2 @ ( setminus @ eigen__0 @ X1 ) )
=> ~ ( in @ X2 @ X1 ) ) ),
introduced(definition,[new_symbols(definition,[sP8])]) ).
thf(sP9,plain,
( sP9
<=> ! [X1: $i] :
( ( in @ X1 @ ( powerset @ eigen__0 ) )
=> ! [X2: $i] :
( ( in @ X2 @ ( powerset @ eigen__0 ) )
=> ! [X3: $i] :
( ( in @ X3 @ eigen__0 )
=> ( ~ ( in @ X3 @ X1 )
=> ( ~ ( in @ X3 @ X2 )
=> ~ ( in @ X3 @ ( binunion @ X1 @ X2 ) ) ) ) ) ) ) ),
introduced(definition,[new_symbols(definition,[sP9])]) ).
thf(sP10,plain,
( sP10
<=> ( sP4
=> sP2 ) ),
introduced(definition,[new_symbols(definition,[sP10])]) ).
thf(sP11,plain,
( sP11
<=> ! [X1: $i] :
( ( in @ X1 @ ( setminus @ eigen__0 @ eigen__1 ) )
=> ~ ( in @ X1 @ eigen__1 ) ) ),
introduced(definition,[new_symbols(definition,[sP11])]) ).
thf(sP12,plain,
( sP12
<=> ( in @ eigen__3 @ eigen__1 ) ),
introduced(definition,[new_symbols(definition,[sP12])]) ).
thf(sP13,plain,
( sP13
<=> ( sP1
=> ~ ( in @ eigen__3 @ eigen__2 ) ) ),
introduced(definition,[new_symbols(definition,[sP13])]) ).
thf(sP14,plain,
( sP14
<=> ! [X1: $i,X2: $i,X3: $i] :
( ( in @ X3 @ X1 )
=> ( ~ ( in @ X3 @ X2 )
=> ( in @ X3 @ ( setminus @ X1 @ X2 ) ) ) ) ),
introduced(definition,[new_symbols(definition,[sP14])]) ).
thf(sP15,plain,
( sP15
<=> ( in @ eigen__3 @ ( setminus @ eigen__0 @ eigen__1 ) ) ),
introduced(definition,[new_symbols(definition,[sP15])]) ).
thf(sP16,plain,
( sP16
<=> ( in @ eigen__3 @ ( setminus @ eigen__0 @ ( binunion @ eigen__1 @ eigen__2 ) ) ) ),
introduced(definition,[new_symbols(definition,[sP16])]) ).
thf(sP17,plain,
( sP17
<=> ( sP15
=> ~ sP12 ) ),
introduced(definition,[new_symbols(definition,[sP17])]) ).
thf(sP18,plain,
( sP18
<=> ! [X1: $i,X2: $i,X3: $i] :
( ( in @ X3 @ ( setminus @ X1 @ X2 ) )
=> ~ ( in @ X3 @ X2 ) ) ),
introduced(definition,[new_symbols(definition,[sP18])]) ).
thf(sP19,plain,
( sP19
<=> ! [X1: $i] :
( ( in @ X1 @ eigen__0 )
=> ( ~ ( in @ X1 @ ( binunion @ eigen__1 @ eigen__2 ) )
=> ( in @ X1 @ ( setminus @ eigen__0 @ ( binunion @ eigen__1 @ eigen__2 ) ) ) ) ) ),
introduced(definition,[new_symbols(definition,[sP19])]) ).
thf(sP20,plain,
( sP20
<=> ( ~ ( in @ eigen__3 @ ( binunion @ eigen__1 @ eigen__2 ) )
=> sP16 ) ),
introduced(definition,[new_symbols(definition,[sP20])]) ).
thf(sP21,plain,
( sP21
<=> ! [X1: $i] :
( ( in @ X1 @ ( setminus @ eigen__0 @ eigen__2 ) )
=> ~ ( in @ X1 @ eigen__2 ) ) ),
introduced(definition,[new_symbols(definition,[sP21])]) ).
thf(sP22,plain,
( sP22
<=> ( ( in @ eigen__3 @ eigen__0 )
=> ( ~ sP12
=> ( ~ ( in @ eigen__3 @ eigen__2 )
=> ~ ( in @ eigen__3 @ ( binunion @ eigen__1 @ eigen__2 ) ) ) ) ) ),
introduced(definition,[new_symbols(definition,[sP22])]) ).
thf(sP23,plain,
( sP23
<=> ! [X1: $i] :
( ( in @ X1 @ ( powerset @ eigen__0 ) )
=> ! [X2: $i] :
( ( in @ X2 @ eigen__0 )
=> ( ~ ( in @ X2 @ eigen__1 )
=> ( ~ ( in @ X2 @ X1 )
=> ~ ( in @ X2 @ ( binunion @ eigen__1 @ X1 ) ) ) ) ) ) ),
introduced(definition,[new_symbols(definition,[sP23])]) ).
thf(sP24,plain,
( sP24
<=> ( in @ eigen__3 @ ( binunion @ eigen__1 @ eigen__2 ) ) ),
introduced(definition,[new_symbols(definition,[sP24])]) ).
thf(sP25,plain,
( sP25
<=> ( ~ sP12
=> ( ~ ( in @ eigen__3 @ eigen__2 )
=> ~ sP24 ) ) ),
introduced(definition,[new_symbols(definition,[sP25])]) ).
thf(sP26,plain,
( sP26
<=> ( ( in @ eigen__3 @ eigen__0 )
=> sP20 ) ),
introduced(definition,[new_symbols(definition,[sP26])]) ).
thf(sP27,plain,
( sP27
<=> ( in @ eigen__3 @ eigen__0 ) ),
introduced(definition,[new_symbols(definition,[sP27])]) ).
thf(sP28,plain,
( sP28
<=> ( ~ ( in @ eigen__3 @ eigen__2 )
=> ~ sP24 ) ),
introduced(definition,[new_symbols(definition,[sP28])]) ).
thf(sP29,plain,
( sP29
<=> ( in @ eigen__3 @ eigen__2 ) ),
introduced(definition,[new_symbols(definition,[sP29])]) ).
thf(def_setminusI,definition,
( setminusI
= ( ! [X1: $i,X2: $i,X3: $i] :
( ^ [X4: $o,X5: $o] :
( X4
=> X5 )
@ ( in @ X3 @ X1 )
@ ( ^ [X4: $o,X5: $o] :
( X4
=> X5 )
@ ( (~) @ ( in @ X3 @ X2 ) )
@ ( in @ X3 @ ( setminus @ X1 @ X2 ) ) ) ) ) ) ).
thf(def_setminusER,definition,
( setminusER
= ( ! [X1: $i,X2: $i,X3: $i] :
( ^ [X4: $o,X5: $o] :
( X4
=> X5 )
@ ( in @ X3 @ ( setminus @ X1 @ X2 ) )
@ ( (~) @ ( in @ X3 @ X2 ) ) ) ) ) ).
thf(def_binunionTEcontra,definition,
( binunionTEcontra
= ( ! [X1: $i,X2: $i] :
( ^ [X3: $o,X4: $o] :
( X3
=> X4 )
@ ( in @ X2 @ ( powerset @ X1 ) )
@ ! [X3: $i] :
( ^ [X4: $o,X5: $o] :
( X4
=> X5 )
@ ( in @ X3 @ ( powerset @ X1 ) )
@ ! [X4: $i] :
( ^ [X5: $o,X6: $o] :
( X5
=> X6 )
@ ( in @ X4 @ X1 )
@ ( ^ [X5: $o,X6: $o] :
( X5
=> X6 )
@ ( (~) @ ( in @ X4 @ X2 ) )
@ ( ^ [X5: $o,X6: $o] :
( X5
=> X6 )
@ ( (~) @ ( in @ X4 @ X3 ) )
@ ( (~) @ ( in @ X4 @ ( binunion @ X2 @ X3 ) ) ) ) ) ) ) ) ) ) ).
thf(demorgan2b2,conjecture,
( sP14
=> ( sP18
=> ( sP3
=> ! [X1: $i,X2: $i] :
( ( in @ X2 @ ( powerset @ X1 ) )
=> ! [X3: $i] :
( ( in @ X3 @ ( powerset @ X1 ) )
=> ! [X4: $i] :
( ( in @ X4 @ X1 )
=> ( ( in @ X4 @ ( setminus @ X1 @ X2 ) )
=> ( ( in @ X4 @ ( setminus @ X1 @ X3 ) )
=> ( in @ X4 @ ( setminus @ X1 @ ( binunion @ X2 @ X3 ) ) ) ) ) ) ) ) ) ) ) ).
thf(h0,negated_conjecture,
~ ( sP14
=> ( sP18
=> ( sP3
=> ! [X1: $i,X2: $i] :
( ( in @ X2 @ ( powerset @ X1 ) )
=> ! [X3: $i] :
( ( in @ X3 @ ( powerset @ X1 ) )
=> ! [X4: $i] :
( ( in @ X4 @ X1 )
=> ( ( in @ X4 @ ( setminus @ X1 @ X2 ) )
=> ( ( in @ X4 @ ( setminus @ X1 @ X3 ) )
=> ( in @ X4 @ ( setminus @ X1 @ ( binunion @ X2 @ X3 ) ) ) ) ) ) ) ) ) ) ),
inference(assume_negation,[status(cth)],[demorgan2b2]) ).
thf(h1,assumption,
sP14,
introduced(assumption,[]) ).
thf(h2,assumption,
~ ( sP18
=> ( sP3
=> ! [X1: $i,X2: $i] :
( ( in @ X2 @ ( powerset @ X1 ) )
=> ! [X3: $i] :
( ( in @ X3 @ ( powerset @ X1 ) )
=> ! [X4: $i] :
( ( in @ X4 @ X1 )
=> ( ( in @ X4 @ ( setminus @ X1 @ X2 ) )
=> ( ( in @ X4 @ ( setminus @ X1 @ X3 ) )
=> ( in @ X4 @ ( setminus @ X1 @ ( binunion @ X2 @ X3 ) ) ) ) ) ) ) ) ) ),
introduced(assumption,[]) ).
thf(h3,assumption,
sP18,
introduced(assumption,[]) ).
thf(h4,assumption,
~ ( sP3
=> ! [X1: $i,X2: $i] :
( ( in @ X2 @ ( powerset @ X1 ) )
=> ! [X3: $i] :
( ( in @ X3 @ ( powerset @ X1 ) )
=> ! [X4: $i] :
( ( in @ X4 @ X1 )
=> ( ( in @ X4 @ ( setminus @ X1 @ X2 ) )
=> ( ( in @ X4 @ ( setminus @ X1 @ X3 ) )
=> ( in @ X4 @ ( setminus @ X1 @ ( binunion @ X2 @ X3 ) ) ) ) ) ) ) ) ),
introduced(assumption,[]) ).
thf(h5,assumption,
sP3,
introduced(assumption,[]) ).
thf(h6,assumption,
~ ! [X1: $i,X2: $i] :
( ( in @ X2 @ ( powerset @ X1 ) )
=> ! [X3: $i] :
( ( in @ X3 @ ( powerset @ X1 ) )
=> ! [X4: $i] :
( ( in @ X4 @ X1 )
=> ( ( in @ X4 @ ( setminus @ X1 @ X2 ) )
=> ( ( in @ X4 @ ( setminus @ X1 @ X3 ) )
=> ( in @ X4 @ ( setminus @ X1 @ ( binunion @ X2 @ X3 ) ) ) ) ) ) ) ),
introduced(assumption,[]) ).
thf(h7,assumption,
~ ! [X1: $i] :
( ( in @ X1 @ ( powerset @ eigen__0 ) )
=> ! [X2: $i] :
( ( in @ X2 @ ( powerset @ eigen__0 ) )
=> ! [X3: $i] :
( ( in @ X3 @ eigen__0 )
=> ( ( in @ X3 @ ( setminus @ eigen__0 @ X1 ) )
=> ( ( in @ X3 @ ( setminus @ eigen__0 @ X2 ) )
=> ( in @ X3 @ ( setminus @ eigen__0 @ ( binunion @ X1 @ X2 ) ) ) ) ) ) ) ),
introduced(assumption,[]) ).
thf(h8,assumption,
~ ( sP6
=> ! [X1: $i] :
( ( in @ X1 @ ( powerset @ eigen__0 ) )
=> ! [X2: $i] :
( ( in @ X2 @ eigen__0 )
=> ( ( in @ X2 @ ( setminus @ eigen__0 @ eigen__1 ) )
=> ( ( in @ X2 @ ( setminus @ eigen__0 @ X1 ) )
=> ( in @ X2 @ ( setminus @ eigen__0 @ ( binunion @ eigen__1 @ X1 ) ) ) ) ) ) ) ),
introduced(assumption,[]) ).
thf(h9,assumption,
sP6,
introduced(assumption,[]) ).
thf(h10,assumption,
~ ! [X1: $i] :
( ( in @ X1 @ ( powerset @ eigen__0 ) )
=> ! [X2: $i] :
( ( in @ X2 @ eigen__0 )
=> ( ( in @ X2 @ ( setminus @ eigen__0 @ eigen__1 ) )
=> ( ( in @ X2 @ ( setminus @ eigen__0 @ X1 ) )
=> ( in @ X2 @ ( setminus @ eigen__0 @ ( binunion @ eigen__1 @ X1 ) ) ) ) ) ) ),
introduced(assumption,[]) ).
thf(h11,assumption,
~ ( sP4
=> ! [X1: $i] :
( ( in @ X1 @ eigen__0 )
=> ( ( in @ X1 @ ( setminus @ eigen__0 @ eigen__1 ) )
=> ( ( in @ X1 @ ( setminus @ eigen__0 @ eigen__2 ) )
=> ( in @ X1 @ ( setminus @ eigen__0 @ ( binunion @ eigen__1 @ eigen__2 ) ) ) ) ) ) ),
introduced(assumption,[]) ).
thf(h12,assumption,
sP4,
introduced(assumption,[]) ).
thf(h13,assumption,
~ ! [X1: $i] :
( ( in @ X1 @ eigen__0 )
=> ( ( in @ X1 @ ( setminus @ eigen__0 @ eigen__1 ) )
=> ( ( in @ X1 @ ( setminus @ eigen__0 @ eigen__2 ) )
=> ( in @ X1 @ ( setminus @ eigen__0 @ ( binunion @ eigen__1 @ eigen__2 ) ) ) ) ) ),
introduced(assumption,[]) ).
thf(h14,assumption,
~ ( sP27
=> ( sP15
=> ( sP1
=> sP16 ) ) ),
introduced(assumption,[]) ).
thf(h15,assumption,
sP27,
introduced(assumption,[]) ).
thf(h16,assumption,
~ ( sP15
=> ( sP1
=> sP16 ) ),
introduced(assumption,[]) ).
thf(h17,assumption,
sP15,
introduced(assumption,[]) ).
thf(h18,assumption,
~ ( sP1
=> sP16 ),
introduced(assumption,[]) ).
thf(h19,assumption,
sP1,
introduced(assumption,[]) ).
thf(h20,assumption,
~ sP16,
introduced(assumption,[]) ).
thf(1,plain,
( ~ sP20
| sP24
| sP16 ),
inference(prop_rule,[status(thm)],]) ).
thf(2,plain,
( ~ sP26
| ~ sP27
| sP20 ),
inference(prop_rule,[status(thm)],]) ).
thf(3,plain,
( ~ sP19
| sP26 ),
inference(all_rule,[status(thm)],]) ).
thf(4,plain,
( ~ sP5
| sP19 ),
inference(all_rule,[status(thm)],]) ).
thf(5,plain,
( ~ sP28
| sP29
| ~ sP24 ),
inference(prop_rule,[status(thm)],]) ).
thf(6,plain,
( ~ sP25
| sP12
| sP28 ),
inference(prop_rule,[status(thm)],]) ).
thf(7,plain,
( ~ sP22
| ~ sP27
| sP25 ),
inference(prop_rule,[status(thm)],]) ).
thf(8,plain,
( ~ sP2
| sP22 ),
inference(all_rule,[status(thm)],]) ).
thf(9,plain,
( ~ sP10
| ~ sP4
| sP2 ),
inference(prop_rule,[status(thm)],]) ).
thf(10,plain,
( ~ sP13
| ~ sP1
| ~ sP29 ),
inference(prop_rule,[status(thm)],]) ).
thf(11,plain,
( ~ sP21
| sP13 ),
inference(all_rule,[status(thm)],]) ).
thf(12,plain,
( ~ sP8
| sP21 ),
inference(all_rule,[status(thm)],]) ).
thf(13,plain,
( ~ sP23
| sP10 ),
inference(all_rule,[status(thm)],]) ).
thf(14,plain,
( ~ sP7
| ~ sP6
| sP23 ),
inference(prop_rule,[status(thm)],]) ).
thf(15,plain,
( ~ sP17
| ~ sP15
| ~ sP12 ),
inference(prop_rule,[status(thm)],]) ).
thf(16,plain,
( ~ sP11
| sP17 ),
inference(all_rule,[status(thm)],]) ).
thf(17,plain,
( ~ sP8
| sP11 ),
inference(all_rule,[status(thm)],]) ).
thf(18,plain,
( ~ sP9
| sP7 ),
inference(all_rule,[status(thm)],]) ).
thf(19,plain,
( ~ sP3
| sP9 ),
inference(all_rule,[status(thm)],]) ).
thf(20,plain,
( ~ sP18
| sP8 ),
inference(all_rule,[status(thm)],]) ).
thf(21,plain,
( ~ sP14
| sP5 ),
inference(all_rule,[status(thm)],]) ).
thf(22,plain,
$false,
inference(prop_unsat,[status(thm),assumptions([h19,h20,h17,h18,h15,h16,h14,h12,h13,h11,h9,h10,h8,h7,h5,h6,h3,h4,h1,h2,h0])],[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,h1,h3,h5,h9,h12,h15,h17,h19,h20]) ).
thf(23,plain,
$false,
inference(tab_negimp,[status(thm),assumptions([h17,h18,h15,h16,h14,h12,h13,h11,h9,h10,h8,h7,h5,h6,h3,h4,h1,h2,h0]),tab_negimp(discharge,[h19,h20])],[h18,22,h19,h20]) ).
thf(24,plain,
$false,
inference(tab_negimp,[status(thm),assumptions([h15,h16,h14,h12,h13,h11,h9,h10,h8,h7,h5,h6,h3,h4,h1,h2,h0]),tab_negimp(discharge,[h17,h18])],[h16,23,h17,h18]) ).
thf(25,plain,
$false,
inference(tab_negimp,[status(thm),assumptions([h14,h12,h13,h11,h9,h10,h8,h7,h5,h6,h3,h4,h1,h2,h0]),tab_negimp(discharge,[h15,h16])],[h14,24,h15,h16]) ).
thf(26,plain,
$false,
inference(tab_negall,[status(thm),assumptions([h12,h13,h11,h9,h10,h8,h7,h5,h6,h3,h4,h1,h2,h0]),tab_negall(discharge,[h14]),tab_negall(eigenvar,eigen__3)],[h13,25,h14]) ).
thf(27,plain,
$false,
inference(tab_negimp,[status(thm),assumptions([h11,h9,h10,h8,h7,h5,h6,h3,h4,h1,h2,h0]),tab_negimp(discharge,[h12,h13])],[h11,26,h12,h13]) ).
thf(28,plain,
$false,
inference(tab_negall,[status(thm),assumptions([h9,h10,h8,h7,h5,h6,h3,h4,h1,h2,h0]),tab_negall(discharge,[h11]),tab_negall(eigenvar,eigen__2)],[h10,27,h11]) ).
thf(29,plain,
$false,
inference(tab_negimp,[status(thm),assumptions([h8,h7,h5,h6,h3,h4,h1,h2,h0]),tab_negimp(discharge,[h9,h10])],[h8,28,h9,h10]) ).
thf(30,plain,
$false,
inference(tab_negall,[status(thm),assumptions([h7,h5,h6,h3,h4,h1,h2,h0]),tab_negall(discharge,[h8]),tab_negall(eigenvar,eigen__1)],[h7,29,h8]) ).
thf(31,plain,
$false,
inference(tab_negall,[status(thm),assumptions([h5,h6,h3,h4,h1,h2,h0]),tab_negall(discharge,[h7]),tab_negall(eigenvar,eigen__0)],[h6,30,h7]) ).
thf(32,plain,
$false,
inference(tab_negimp,[status(thm),assumptions([h3,h4,h1,h2,h0]),tab_negimp(discharge,[h5,h6])],[h4,31,h5,h6]) ).
thf(33,plain,
$false,
inference(tab_negimp,[status(thm),assumptions([h1,h2,h0]),tab_negimp(discharge,[h3,h4])],[h2,32,h3,h4]) ).
thf(34,plain,
$false,
inference(tab_negimp,[status(thm),assumptions([h0]),tab_negimp(discharge,[h1,h2])],[h0,33,h1,h2]) ).
thf(0,theorem,
( sP14
=> ( sP18
=> ( sP3
=> ! [X1: $i,X2: $i] :
( ( in @ X2 @ ( powerset @ X1 ) )
=> ! [X3: $i] :
( ( in @ X3 @ ( powerset @ X1 ) )
=> ! [X4: $i] :
( ( in @ X4 @ X1 )
=> ( ( in @ X4 @ ( setminus @ X1 @ X2 ) )
=> ( ( in @ X4 @ ( setminus @ X1 @ X3 ) )
=> ( in @ X4 @ ( setminus @ X1 @ ( binunion @ X2 @ X3 ) ) ) ) ) ) ) ) ) ) ),
inference(contra,[status(thm),contra(discharge,[h0])],[34,h0]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12 % Problem : SEU755^2 : TPTP v8.1.2. Released v3.7.0.
% 0.00/0.13 % Command : lash -P picomus -M modes -p tstp -t %d %s
% 0.12/0.34 % Computer : n008.cluster.edu
% 0.12/0.34 % Model : x86_64 x86_64
% 0.12/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34 % Memory : 8042.1875MB
% 0.12/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34 % CPULimit : 300
% 0.12/0.34 % WCLimit : 300
% 0.12/0.34 % DateTime : Wed Aug 23 14:57:02 EDT 2023
% 0.12/0.34 % CPUTime :
% 12.19/12.39 % SZS status Theorem
% 12.19/12.39 % Mode: cade22grackle2xfee4
% 12.19/12.39 % Steps: 81159
% 12.19/12.39 % SZS output start Proof
% See solution above
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