TSTP Solution File: SEV410^5 by Lash---1.13
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%------------------------------------------------------------------------------
% File : Lash---1.13
% Problem : SEV410^5 : 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 19:34:29 EDT 2023
% Result : Theorem 0.21s 0.42s
% Output : Proof 0.21s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 21
% Syntax : Number of formulae : 27 ( 7 unt; 4 typ; 1 def)
% Number of atoms : 52 ( 1 equ; 0 cnn)
% Maximal formula atoms : 4 ( 2 avg)
% Number of connectives : 65 ( 18 ~; 7 |; 0 &; 19 @)
% ( 7 <=>; 14 =>; 0 <=; 0 <~>)
% Maximal formula depth : 8 ( 3 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 6 ( 6 >; 0 *; 0 +; 0 <<)
% Number of symbols : 14 ( 12 usr; 10 con; 0-2 aty)
% Number of variables : 7 ( 2 ^; 5 !; 0 ?; 7 :)
% Comments :
%------------------------------------------------------------------------------
thf(ty_cP,type,
cP: ( $i > $o ) > $o ).
thf(ty_eigen__3,type,
eigen__3: $i ).
thf(ty_cB,type,
cB: $i > $o ).
thf(ty_cA,type,
cA: $i > $o ).
thf(h0,assumption,
! [X1: $i > $o,X2: $i] :
( ( X1 @ X2 )
=> ( X1 @ ( eps__0 @ X1 ) ) ),
introduced(assumption,[]) ).
thf(eigendef_eigen__3,definition,
( eigen__3
= ( eps__0
@ ^ [X1: $i] :
~ ( ( cA @ X1 )
=> ( ~ ( cA @ X1 )
=> ( cB @ X1 ) ) ) ) ),
introduced(definition,[new_symbols(definition,[eigen__3])]) ).
thf(sP1,plain,
( sP1
<=> ( cP
@ ^ [X1: $i] :
( ~ ( cA @ X1 )
=> ( cB @ X1 ) ) ) ),
introduced(definition,[new_symbols(definition,[sP1])]) ).
thf(sP2,plain,
( sP2
<=> ! [X1: $i] :
( ( cA @ X1 )
=> ( ~ ( cA @ X1 )
=> ( cB @ X1 ) ) ) ),
introduced(definition,[new_symbols(definition,[sP2])]) ).
thf(sP3,plain,
( sP3
<=> ( sP1
=> ~ sP2 ) ),
introduced(definition,[new_symbols(definition,[sP3])]) ).
thf(sP4,plain,
( sP4
<=> ( ~ ( cA @ eigen__3 )
=> ( cB @ eigen__3 ) ) ),
introduced(definition,[new_symbols(definition,[sP4])]) ).
thf(sP5,plain,
( sP5
<=> ! [X1: $i > $o] :
( ( cP @ X1 )
=> ~ ! [X2: $i] :
( ( cA @ X2 )
=> ( X1 @ X2 ) ) ) ),
introduced(definition,[new_symbols(definition,[sP5])]) ).
thf(sP6,plain,
( sP6
<=> ( cA @ eigen__3 ) ),
introduced(definition,[new_symbols(definition,[sP6])]) ).
thf(sP7,plain,
( sP7
<=> ( sP6
=> sP4 ) ),
introduced(definition,[new_symbols(definition,[sP7])]) ).
thf(cSV1_pme,conjecture,
( sP1
=> ~ sP5 ) ).
thf(h1,negated_conjecture,
~ ( sP1
=> ~ sP5 ),
inference(assume_negation,[status(cth)],[cSV1_pme]) ).
thf(h2,assumption,
sP1,
introduced(assumption,[]) ).
thf(h3,assumption,
sP5,
introduced(assumption,[]) ).
thf(1,plain,
( sP4
| ~ sP6 ),
inference(prop_rule,[status(thm)],]) ).
thf(2,plain,
( sP7
| ~ sP4 ),
inference(prop_rule,[status(thm)],]) ).
thf(3,plain,
( sP7
| sP6 ),
inference(prop_rule,[status(thm)],]) ).
thf(4,plain,
( sP2
| ~ sP7 ),
inference(eigen_choice_rule,[status(thm),assumptions([h0])],[h0,eigendef_eigen__3]) ).
thf(5,plain,
( ~ sP3
| ~ sP1
| ~ sP2 ),
inference(prop_rule,[status(thm)],]) ).
thf(6,plain,
( ~ sP5
| sP3 ),
inference(all_rule,[status(thm)],]) ).
thf(7,plain,
$false,
inference(prop_unsat,[status(thm),assumptions([h2,h3,h1,h0])],[1,2,3,4,5,6,h2,h3]) ).
thf(8,plain,
$false,
inference(tab_negimp,[status(thm),assumptions([h1,h0]),tab_negimp(discharge,[h2,h3])],[h1,7,h2,h3]) ).
thf(9,plain,
$false,
inference(eigenvar_choice,[status(thm),assumptions([h1]),eigenvar_choice(discharge,[h0])],[8,h0]) ).
thf(0,theorem,
( sP1
=> ~ sP5 ),
inference(contra,[status(thm),contra(discharge,[h1])],[8,h1]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12 % Problem : SEV410^5 : TPTP v8.1.2. Released v4.0.0.
% 0.12/0.13 % Command : lash -P picomus -M modes -p tstp -t %d %s
% 0.13/0.34 % Computer : n002.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 : Thu Aug 24 02:31:16 EDT 2023
% 0.13/0.34 % CPUTime :
% 0.21/0.42 % SZS status Theorem
% 0.21/0.42 % Mode: cade22grackle2xfee4
% 0.21/0.42 % Steps: 59
% 0.21/0.42 % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------