TSTP Solution File: SYO554^1 by Satallax---3.5
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%------------------------------------------------------------------------------
% File : Satallax---3.5
% Problem : SYO554^1 : TPTP v8.1.0. Released v5.2.0.
% Transfm : none
% Format : tptp:raw
% Command : satallax -E eprover-ho -P picomus -M modes -p tstp -t %d %s
% Computer : n016.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 : 600s
% DateTime : Thu Jul 21 19:33:23 EDT 2022
% Result : Unsatisfiable 0.12s 0.37s
% Output : Proof 0.12s
% Verified :
% SZS Type : Refutation
% Derivation depth : 3
% Number of leaves : 30
% Syntax : Number of formulae : 37 ( 14 unt; 4 typ; 0 def)
% Number of atoms : 61 ( 9 equ; 0 cnn)
% Maximal formula atoms : 4 ( 1 avg)
% Number of connectives : 48 ( 17 ~; 13 |; 0 &; 3 @)
% ( 10 <=>; 5 =>; 0 <=; 0 <~>)
% Maximal formula depth : 5 ( 2 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 1 ( 1 >; 0 *; 0 +; 0 <<)
% Number of symbols : 16 ( 14 usr; 14 con; 0-2 aty)
% Number of variables : 3 ( 0 ^ 3 !; 0 ?; 3 :)
% Comments :
%------------------------------------------------------------------------------
thf(ty_p,type,
p: $i > $o ).
thf(ty_s,type,
s: $i ).
thf(ty_u,type,
u: $i ).
thf(ty_t,type,
t: $i ).
thf(sP1,plain,
( sP1
<=> ( p @ t ) ),
introduced(definition,[new_symbols(definition,[sP1])]) ).
thf(sP2,plain,
( sP2
<=> ( s = t ) ),
introduced(definition,[new_symbols(definition,[sP2])]) ).
thf(sP3,plain,
( sP3
<=> ! [X1: $i,X2: $i] :
( ( X1 = X2 )
=> ( X2 = X1 ) ) ),
introduced(definition,[new_symbols(definition,[sP3])]) ).
thf(sP4,plain,
( sP4
<=> ( sP2
=> ( t = s ) ) ),
introduced(definition,[new_symbols(definition,[sP4])]) ).
thf(sP5,plain,
( sP5
<=> ( t = s ) ),
introduced(definition,[new_symbols(definition,[sP5])]) ).
thf(sP6,plain,
( sP6
<=> ( p @ u ) ),
introduced(definition,[new_symbols(definition,[sP6])]) ).
thf(sP7,plain,
( sP7
<=> ( t = u ) ),
introduced(definition,[new_symbols(definition,[sP7])]) ).
thf(sP8,plain,
( sP8
<=> ! [X1: $i] :
( ( s = X1 )
=> ( X1 = s ) ) ),
introduced(definition,[new_symbols(definition,[sP8])]) ).
thf(sP9,plain,
( sP9
<=> ( s = u ) ),
introduced(definition,[new_symbols(definition,[sP9])]) ).
thf(sP10,plain,
( sP10
<=> ( p @ s ) ),
introduced(definition,[new_symbols(definition,[sP10])]) ).
thf(h0,assumption,
sP10,
introduced(assumption,[]) ).
thf(h1,assumption,
sP1,
introduced(assumption,[]) ).
thf(h2,assumption,
~ sP6,
introduced(assumption,[]) ).
thf(h3,assumption,
~ sP1,
introduced(assumption,[]) ).
thf(1,plain,
( ~ sP2
| sP9
| ~ sP5
| ~ sP7 ),
inference(confrontation_rule,[status(thm)],]) ).
thf(2,plain,
( ~ sP10
| sP6
| ~ sP9 ),
inference(mating_rule,[status(thm)],]) ).
thf(3,plain,
( ~ sP4
| ~ sP2
| sP5 ),
inference(prop_rule,[status(thm)],]) ).
thf(4,plain,
( ~ sP8
| sP4 ),
inference(all_rule,[status(thm)],]) ).
thf(5,plain,
( ~ sP3
| sP8 ),
inference(all_rule,[status(thm)],]) ).
thf(6,plain,
sP3,
inference(eq_sym,[status(thm)],]) ).
thf(st,axiom,
sP2 ).
thf(tu,axiom,
sP7 ).
thf(7,plain,
$false,
inference(prop_unsat,[status(thm),assumptions([h2,h0])],[1,2,3,4,5,6,h0,h2,st,tu]) ).
thf(8,plain,
( ~ sP10
| sP1
| ~ sP2 ),
inference(mating_rule,[status(thm)],]) ).
thf(9,plain,
$false,
inference(prop_unsat,[status(thm),assumptions([h3,h0])],[8,h0,h3,st]) ).
thf(puv,axiom,
( sP6
=> ~ sP1 ) ).
thf(10,plain,
$false,
inference(tab_imp,[status(thm),assumptions([h0]),tab_imp(discharge,[h2]),tab_imp(discharge,[h3])],[puv,7,9,h2,h3]) ).
thf(11,plain,
( ~ sP1
| sP6
| ~ sP7 ),
inference(mating_rule,[status(thm)],]) ).
thf(12,plain,
$false,
inference(prop_unsat,[status(thm),assumptions([h2,h1])],[11,h1,h2,tu]) ).
thf(13,plain,
$false,
inference(tab_conflict,[status(thm),assumptions([h3,h1])],[h1,h3]) ).
thf(14,plain,
$false,
inference(tab_imp,[status(thm),assumptions([h1]),tab_imp(discharge,[h2]),tab_imp(discharge,[h3])],[puv,12,13,h2,h3]) ).
thf(pst,axiom,
( ~ sP10
=> sP1 ) ).
thf(15,plain,
$false,
inference(tab_imp,[status(thm),tab_imp(discharge,[h0]),tab_imp(discharge,[h1])],[pst,10,14,h0,h1]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12 % Problem : SYO554^1 : TPTP v8.1.0. Released v5.2.0.
% 0.07/0.12 % Command : satallax -E eprover-ho -P picomus -M modes -p tstp -t %d %s
% 0.12/0.33 % Computer : n016.cluster.edu
% 0.12/0.33 % Model : x86_64 x86_64
% 0.12/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33 % Memory : 8042.1875MB
% 0.12/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33 % CPULimit : 300
% 0.12/0.34 % WCLimit : 600
% 0.12/0.34 % DateTime : Sat Jul 9 14:17:10 EDT 2022
% 0.12/0.34 % CPUTime :
% 0.12/0.37 % SZS status Unsatisfiable
% 0.12/0.37 % Mode: mode213
% 0.12/0.37 % Inferences: 17
% 0.12/0.37 % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------