TSTP Solution File: SEV057^5 by Lash---1.13
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%------------------------------------------------------------------------------
% File : Lash---1.13
% Problem : SEV057^5 : TPTP v8.1.2. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : lash -P picomus -M modes -p tstp -t %d %s
% Computer : n002.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 19:32:28 EDT 2023
% Result : Theorem 20.27s 20.49s
% Output : Proof 20.27s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 29
% Syntax : Number of formulae : 36 ( 7 unt; 4 typ; 2 def)
% Number of atoms : 95 ( 31 equ; 0 cnn)
% Maximal formula atoms : 9 ( 2 avg)
% Number of connectives : 198 ( 71 ~; 12 |; 0 &; 52 @)
% ( 11 <=>; 52 =>; 0 <=; 0 <~>)
% Maximal formula depth : 18 ( 5 avg)
% Number of types : 2 ( 1 usr)
% Number of type conns : 9 ( 9 >; 0 *; 0 +; 0 <<)
% Number of symbols : 17 ( 15 usr; 15 con; 0-2 aty)
% Number of variables : 35 ( 2 ^; 33 !; 0 ?; 35 :)
% Comments :
%------------------------------------------------------------------------------
thf(ty_a,type,
a: $tType ).
thf(ty_eigen__0,type,
eigen__0: a > $o ).
thf(ty_eigen__8,type,
eigen__8: a ).
thf(ty_eigen__2,type,
eigen__2: a ).
thf(h0,assumption,
! [X1: a > $o,X2: a] :
( ( X1 @ X2 )
=> ( X1 @ ( eps__0 @ X1 ) ) ),
introduced(assumption,[]) ).
thf(eigendef_eigen__8,definition,
( eigen__8
= ( eps__0
@ ^ [X1: a] :
~ ( ~ ( ( eigen__0 @ X1 )
=> ( eigen__2 != X1 ) )
=> ( X1 = eigen__2 ) ) ) ),
introduced(definition,[new_symbols(definition,[eigen__8])]) ).
thf(eigendef_eigen__2,definition,
( eigen__2
= ( eps__0
@ ^ [X1: a] :
~ ( ( eigen__0 @ X1 )
=> ~ ! [X2: a] :
( ~ ( ( eigen__0 @ X2 )
=> ( X1 != X2 ) )
=> ~ ! [X3: a] :
( ~ ( ( eigen__0 @ X3 )
=> ( X1 != X3 ) )
=> ( X3 = X2 ) ) ) ) ) ),
introduced(definition,[new_symbols(definition,[eigen__2])]) ).
thf(sP1,plain,
( sP1
<=> ! [X1: a] :
( ( eigen__0 @ X1 )
=> ~ ! [X2: a] :
( ~ ( ( eigen__0 @ X2 )
=> ( X1 != X2 ) )
=> ~ ! [X3: a] :
( ~ ( ( eigen__0 @ X3 )
=> ( X1 != X3 ) )
=> ( X3 = X2 ) ) ) ) ),
introduced(definition,[new_symbols(definition,[sP1])]) ).
thf(sP2,plain,
( sP2
<=> ! [X1: a] :
( ~ ( ( eigen__0 @ X1 )
=> ( eigen__2 != X1 ) )
=> ( X1 = eigen__2 ) ) ),
introduced(definition,[new_symbols(definition,[sP2])]) ).
thf(sP3,plain,
( sP3
<=> ! [X1: a] :
( ~ ( ( eigen__0 @ X1 )
=> ( eigen__2 != X1 ) )
=> ~ ! [X2: a] :
( ~ ( ( eigen__0 @ X2 )
=> ( eigen__2 != X2 ) )
=> ( X2 = X1 ) ) ) ),
introduced(definition,[new_symbols(definition,[sP3])]) ).
thf(sP4,plain,
( sP4
<=> ( ~ ( ( eigen__0 @ eigen__8 )
=> ( eigen__2 != eigen__8 ) )
=> ( eigen__8 = eigen__2 ) ) ),
introduced(definition,[new_symbols(definition,[sP4])]) ).
thf(sP5,plain,
( sP5
<=> ( ( eigen__0 @ eigen__2 )
=> ~ sP2 ) ),
introduced(definition,[new_symbols(definition,[sP5])]) ).
thf(sP6,plain,
( sP6
<=> ( eigen__2 = eigen__8 ) ),
introduced(definition,[new_symbols(definition,[sP6])]) ).
thf(sP7,plain,
( sP7
<=> ( ( eigen__0 @ eigen__2 )
=> ~ sP3 ) ),
introduced(definition,[new_symbols(definition,[sP7])]) ).
thf(sP8,plain,
( sP8
<=> ( eigen__8 = eigen__2 ) ),
introduced(definition,[new_symbols(definition,[sP8])]) ).
thf(sP9,plain,
( sP9
<=> ! [X1: a > a] :
( ! [X2: a] :
( ( eigen__0 @ X2 )
=> ( eigen__0 @ ( X1 @ X2 ) ) )
=> ~ ! [X2: a] :
( ( eigen__0 @ X2 )
=> ~ ! [X3: a] :
( ~ ( ( eigen__0 @ X3 )
=> ( X2
!= ( X1 @ X3 ) ) )
=> ~ ! [X4: a] :
( ~ ( ( eigen__0 @ X4 )
=> ( X2
!= ( X1 @ X4 ) ) )
=> ( X4 = X3 ) ) ) ) ) ),
introduced(definition,[new_symbols(definition,[sP9])]) ).
thf(sP10,plain,
( sP10
<=> ( ( eigen__0 @ eigen__8 )
=> ~ sP6 ) ),
introduced(definition,[new_symbols(definition,[sP10])]) ).
thf(sP11,plain,
( sP11
<=> ( eigen__0 @ eigen__2 ) ),
introduced(definition,[new_symbols(definition,[sP11])]) ).
thf(cEQP1_1A_pme,conjecture,
! [X1: a > $o] :
~ ! [X2: a > a] :
( ! [X3: a] :
( ( X1 @ X3 )
=> ( X1 @ ( X2 @ X3 ) ) )
=> ~ ! [X3: a] :
( ( X1 @ X3 )
=> ~ ! [X4: a] :
( ~ ( ( X1 @ X4 )
=> ( X3
!= ( X2 @ X4 ) ) )
=> ~ ! [X5: a] :
( ~ ( ( X1 @ X5 )
=> ( X3
!= ( X2 @ X5 ) ) )
=> ( X5 = X4 ) ) ) ) ) ).
thf(h1,negated_conjecture,
~ ! [X1: a > $o] :
~ ! [X2: a > a] :
( ! [X3: a] :
( ( X1 @ X3 )
=> ( X1 @ ( X2 @ X3 ) ) )
=> ~ ! [X3: a] :
( ( X1 @ X3 )
=> ~ ! [X4: a] :
( ~ ( ( X1 @ X4 )
=> ( X3
!= ( X2 @ X4 ) ) )
=> ~ ! [X5: a] :
( ~ ( ( X1 @ X5 )
=> ( X3
!= ( X2 @ X5 ) ) )
=> ( X5 = X4 ) ) ) ) ),
inference(assume_negation,[status(cth)],[cEQP1_1A_pme]) ).
thf(h2,assumption,
sP9,
introduced(assumption,[]) ).
thf(1,plain,
( ~ sP6
| sP8 ),
inference(symeq,[status(thm)],]) ).
thf(2,plain,
( sP10
| sP6 ),
inference(prop_rule,[status(thm)],]) ).
thf(3,plain,
( sP4
| ~ sP8 ),
inference(prop_rule,[status(thm)],]) ).
thf(4,plain,
( sP4
| ~ sP10 ),
inference(prop_rule,[status(thm)],]) ).
thf(5,plain,
( sP2
| ~ sP4 ),
inference(eigen_choice_rule,[status(thm),assumptions([h0])],[h0,eigendef_eigen__8]) ).
thf(6,plain,
( ~ sP5
| ~ sP11
| ~ sP2 ),
inference(prop_rule,[status(thm)],]) ).
thf(7,plain,
( ~ sP3
| sP5 ),
inference(all_rule,[status(thm)],]) ).
thf(8,plain,
( sP7
| sP3 ),
inference(prop_rule,[status(thm)],]) ).
thf(9,plain,
( sP7
| sP11 ),
inference(prop_rule,[status(thm)],]) ).
thf(10,plain,
( sP1
| ~ sP7 ),
inference(eigen_choice_rule,[status(thm),assumptions([h0])],[h0,eigendef_eigen__2]) ).
thf(11,plain,
( ~ sP9
| ~ sP1 ),
inference(all_rule,[status(thm)],]) ).
thf(12,plain,
$false,
inference(prop_unsat,[status(thm),assumptions([h2,h1,h0])],[1,2,3,4,5,6,7,8,9,10,11,h2]) ).
thf(13,plain,
$false,
inference(tab_negall,[status(thm),assumptions([h1,h0]),tab_negall(discharge,[h2]),tab_negall(eigenvar,eigen__0)],[h1,12,h2]) ).
thf(14,plain,
$false,
inference(eigenvar_choice,[status(thm),assumptions([h1]),eigenvar_choice(discharge,[h0])],[13,h0]) ).
thf(0,theorem,
! [X1: a > $o] :
~ ! [X2: a > a] :
( ! [X3: a] :
( ( X1 @ X3 )
=> ( X1 @ ( X2 @ X3 ) ) )
=> ~ ! [X3: a] :
( ( X1 @ X3 )
=> ~ ! [X4: a] :
( ~ ( ( X1 @ X4 )
=> ( X3
!= ( X2 @ X4 ) ) )
=> ~ ! [X5: a] :
( ~ ( ( X1 @ X5 )
=> ( X3
!= ( X2 @ X5 ) ) )
=> ( X5 = X4 ) ) ) ) ),
inference(contra,[status(thm),contra(discharge,[h1])],[13,h1]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.14 % Problem : SEV057^5 : TPTP v8.1.2. Released v4.0.0.
% 0.00/0.15 % Command : lash -P picomus -M modes -p tstp -t %d %s
% 0.15/0.37 % Computer : n002.cluster.edu
% 0.15/0.37 % Model : x86_64 x86_64
% 0.15/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.37 % Memory : 8042.1875MB
% 0.15/0.37 % OS : Linux 3.10.0-693.el7.x86_64
% 0.15/0.37 % CPULimit : 300
% 0.15/0.37 % WCLimit : 300
% 0.15/0.37 % DateTime : Thu Aug 24 03:13:46 EDT 2023
% 0.15/0.37 % CPUTime :
% 20.27/20.49 % SZS status Theorem
% 20.27/20.49 % Mode: cade22grackle2x798d
% 20.27/20.49 % Steps: 130
% 20.27/20.49 % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------