%------------------------------------------------------------------------------
% File : Z3---4.15.1
% Problem : SWC349-1 : TPTP v9.0.0. Released v2.4.0.
% Transfm : none
% Format : tptp
% Command : run_E %s %d THM
% Computer : n001.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 : Sat Jun 21 05:30:57 AM UTC 2025
% Result : Unsatisfiable 0.21s 0.42s
% Output : Proof 0.21s
% Verified :
% SZS Type : Refutation
% Derivation depth : 8
% Number of leaves : 15
% Syntax : Number of formulae : 34 ( 17 unt; 0 typ; 0 def)
% Number of atoms : 69 ( 15 equ)
% Maximal formula atoms : 8 ( 2 avg)
% Number of connectives : 63 ( 29 ~; 22 |; 0 &)
% ( 12 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 2 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of FOOLs : 1 ( 1 fml; 0 var)
% Number of types : 2 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of predicates : 5 ( 3 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 5 con; 0-0 aty)
% Number of variables : 13 ( 12 !; 0 ?; 13 :)
% Comments :
%------------------------------------------------------------------------------
tff(frontsegP_type,type,
frontsegP: ( $i * $i ) > $o ).
tff(nil_type,type,
nil: $i ).
tff(sk4_type,type,
sk4: $i ).
tff(sk1_type,type,
sk1: $i ).
tff(sk2_type,type,
sk2: $i ).
tff(sk3_type,type,
sk3: $i ).
tff(ssList_type,type,
ssList: $i > $o ).
tff(1,plain,
( ( sk1 = sk3 )
<=> ( sk1 = sk3 ) ),
inference(rewrite,[status(thm)],[]) ).
tff(2,axiom,
sk1 = sk3,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_7) ).
tff(3,plain,
sk1 = sk3,
inference(modus_ponens,[status(thm)],[2,1]) ).
tff(4,plain,
sk3 = sk1,
inference(symmetry,[status(thm)],[3]) ).
tff(5,plain,
( ( nil = sk3 )
<=> ( nil = sk3 ) ),
inference(rewrite,[status(thm)],[]) ).
tff(6,axiom,
nil = sk3,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_5) ).
tff(7,plain,
nil = sk3,
inference(modus_ponens,[status(thm)],[6,5]) ).
tff(8,plain,
nil = sk1,
inference(transitivity,[status(thm)],[7,4]) ).
tff(9,plain,
( ( sk2 = sk4 )
<=> ( sk2 = sk4 ) ),
inference(rewrite,[status(thm)],[]) ).
tff(10,axiom,
sk2 = sk4,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_6) ).
tff(11,plain,
sk2 = sk4,
inference(modus_ponens,[status(thm)],[10,9]) ).
tff(12,plain,
sk4 = sk2,
inference(symmetry,[status(thm)],[11]) ).
tff(13,plain,
( frontsegP(sk4,nil)
<=> frontsegP(sk2,sk1) ),
inference(monotonicity,[status(thm)],[12,8]) ).
tff(14,plain,
( frontsegP(sk2,sk1)
<=> frontsegP(sk4,nil) ),
inference(symmetry,[status(thm)],[13]) ).
tff(15,plain,
( ~ frontsegP(sk2,sk1)
<=> ~ frontsegP(sk4,nil) ),
inference(monotonicity,[status(thm)],[14]) ).
tff(16,plain,
( ~ frontsegP(sk2,sk1)
<=> ~ frontsegP(sk2,sk1) ),
inference(rewrite,[status(thm)],[]) ).
tff(17,axiom,
~ frontsegP(sk2,sk1),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_9) ).
tff(18,plain,
~ frontsegP(sk2,sk1),
inference(modus_ponens,[status(thm)],[17,16]) ).
tff(19,plain,
~ frontsegP(sk4,nil),
inference(modus_ponens,[status(thm)],[18,15]) ).
tff(20,plain,
( ssList(sk4)
<=> ssList(sk4) ),
inference(rewrite,[status(thm)],[]) ).
tff(21,axiom,
ssList(sk4),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_4) ).
tff(22,plain,
ssList(sk4),
inference(modus_ponens,[status(thm)],[21,20]) ).
tff(23,plain,
^ [U: $i] :
refl(( ( ~ ssList(U)
| frontsegP(U,nil) )
<=> ( ~ ssList(U)
| frontsegP(U,nil) ) )),
inference(bind,[status(th)],[]) ).
tff(24,plain,
( ! [U: $i] :
( ~ ssList(U)
| frontsegP(U,nil) )
<=> ! [U: $i] :
( ~ ssList(U)
| frontsegP(U,nil) ) ),
inference(quant_intro,[status(thm)],[23]) ).
tff(25,plain,
( ! [U: $i] :
( ~ ssList(U)
| frontsegP(U,nil) )
<=> ! [U: $i] :
( ~ ssList(U)
| frontsegP(U,nil) ) ),
inference(rewrite,[status(thm)],[]) ).
tff(26,axiom,
! [U: $i] :
( ~ ssList(U)
| frontsegP(U,nil) ),
file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause60) ).
tff(27,plain,
! [U: $i] :
( ~ ssList(U)
| frontsegP(U,nil) ),
inference(modus_ponens,[status(thm)],[26,25]) ).
tff(28,plain,
! [U: $i] :
( ~ ssList(U)
| frontsegP(U,nil) ),
inference(skolemize,[status(sab)],[27]) ).
tff(29,plain,
! [U: $i] :
( ~ ssList(U)
| frontsegP(U,nil) ),
inference(modus_ponens,[status(thm)],[28,24]) ).
tff(30,plain,
( ( ~ ! [U: $i] :
( ~ ssList(U)
| frontsegP(U,nil) )
| ~ ssList(sk4)
| frontsegP(sk4,nil) )
<=> ( ~ ! [U: $i] :
( ~ ssList(U)
| frontsegP(U,nil) )
| ~ ssList(sk4)
| frontsegP(sk4,nil) ) ),
inference(rewrite,[status(thm)],[]) ).
tff(31,plain,
( ~ ! [U: $i] :
( ~ ssList(U)
| frontsegP(U,nil) )
| ~ ssList(sk4)
| frontsegP(sk4,nil) ),
inference(quant_inst,[status(thm)],[]) ).
tff(32,plain,
( ~ ! [U: $i] :
( ~ ssList(U)
| frontsegP(U,nil) )
| ~ ssList(sk4)
| frontsegP(sk4,nil) ),
inference(modus_ponens,[status(thm)],[31,30]) ).
tff(33,plain,
frontsegP(sk4,nil),
inference(unit_resolution,[status(thm)],[32,29,22]) ).
tff(34,plain,
$false,
inference(unit_resolution,[status(thm)],[33,19]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12 % Problem : SWC349-1 : TPTP v9.0.0. Released v2.4.0.
% 0.11/0.12 % Command : run_E %s %d THM
% 0.12/0.33 % Computer : n001.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
% 0.12/0.33 % WCLimit : 300
% 0.12/0.33 % DateTime : Fri Jun 20 09:10:35 EDT 2025
% 0.12/0.33 % CPUTime :
% 0.21/0.42 % SZS status Unsatisfiable
% 0.21/0.42 % SZS output start Proof
% See solution above
% 0.21/0.43 % E exiting
%------------------------------------------------------------------------------