TSTP Solution File: SWC003-1 by Z3---4.8.9.0
View Problem
- Process Solution
%------------------------------------------------------------------------------
% File : Z3---4.8.9.0
% Problem : SWC003-1 : TPTP v8.1.0. Released v2.4.0.
% Transfm : none
% Format : tptp
% Command : z3_tptp -proof -model -t:%d -file:%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 : Tue Sep 20 11:54:33 EDT 2022
% Result : Unsatisfiable 0.21s 0.46s
% Output : Proof 0.21s
% Verified :
% SZS Type : Refutation
% Derivation depth : 12
% Number of leaves : 68
% Syntax : Number of formulae : 138 ( 26 unt; 14 typ; 0 def)
% Number of atoms : 1017 ( 245 equ)
% Maximal formula atoms : 24 ( 8 avg)
% Number of connectives : 1573 ( 766 ~; 708 |; 0 &)
% ( 99 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 13 ( 5 avg)
% Maximal term depth : 4 ( 1 avg)
% Number of FOOLs : 86 ( 86 fml; 0 var)
% Number of types : 2 ( 0 usr)
% Number of type conns : 9 ( 6 >; 3 *; 0 +; 0 <<)
% Number of predicates : 15 ( 12 usr; 2 prp; 0-3 aty)
% Number of functors : 10 ( 10 usr; 8 con; 0-2 aty)
% Number of variables : 197 ( 173 !; 0 ?; 197 :)
% Comments :
%------------------------------------------------------------------------------
tff(neq_type,type,
neq: ( $i * $i ) > $o ).
tff(nil_type,type,
nil: $i ).
tff(cons_type,type,
cons: ( $i * $i ) > $i ).
tff(sk5_type,type,
sk5: $i ).
tff(ssList_type,type,
ssList: $i > $o ).
tff(ssItem_type,type,
ssItem: $i > $o ).
tff(sk4_type,type,
sk4: $i ).
tff(sk2_type,type,
sk2: $i ).
tff(sk3_type,type,
sk3: $i ).
tff(app_type,type,
app: ( $i * $i ) > $i ).
tff(sk7_type,type,
sk7: $i ).
tff(sk6_type,type,
sk6: $i ).
tff(sk1_type,type,
sk1: $i ).
tff(singletonP_type,type,
singletonP: $i > $o ).
tff(1,plain,
( ( ssItem(sk5)
| $false )
<=> ssItem(sk5) ),
inference(rewrite,[status(thm)],]) ).
tff(2,plain,
( ~ $true
<=> $false ),
inference(rewrite,[status(thm)],]) ).
tff(3,plain,
( neq(sk2,nil)
<=> neq(sk4,nil) ),
inference(rewrite,[status(thm)],]) ).
tff(4,plain,
( neq(sk2,nil)
<=> neq(sk2,nil) ),
inference(rewrite,[status(thm)],]) ).
tff(5,plain,
( ( neq(sk2,nil)
| neq(sk2,nil) )
<=> neq(sk2,nil) ),
inference(rewrite,[status(thm)],]) ).
tff(6,axiom,
( neq(sk2,nil)
| neq(sk2,nil) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_7) ).
tff(7,plain,
neq(sk2,nil),
inference(modus_ponens,[status(thm)],[6,5]) ).
tff(8,plain,
neq(sk2,nil),
inference(modus_ponens,[status(thm)],[7,4]) ).
tff(9,plain,
neq(sk4,nil),
inference(modus_ponens,[status(thm)],[8,3]) ).
tff(10,plain,
( neq(sk4,nil)
<=> $true ),
inference(iff_true,[status(thm)],[9]) ).
tff(11,plain,
( ~ neq(sk4,nil)
<=> ~ $true ),
inference(monotonicity,[status(thm)],[10]) ).
tff(12,plain,
( ~ neq(sk4,nil)
<=> $false ),
inference(transitivity,[status(thm)],[11,2]) ).
tff(13,plain,
( ( ssItem(sk5)
| ~ neq(sk4,nil) )
<=> ( ssItem(sk5)
| $false ) ),
inference(monotonicity,[status(thm)],[12]) ).
tff(14,plain,
( ( ssItem(sk5)
| ~ neq(sk4,nil) )
<=> ssItem(sk5) ),
inference(transitivity,[status(thm)],[13,1]) ).
tff(15,plain,
( ( ssItem(sk5)
| ~ neq(sk4,nil) )
<=> ( ssItem(sk5)
| ~ neq(sk4,nil) ) ),
inference(rewrite,[status(thm)],]) ).
tff(16,axiom,
( ssItem(sk5)
| ~ neq(sk4,nil) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_17) ).
tff(17,plain,
( ssItem(sk5)
| ~ neq(sk4,nil) ),
inference(modus_ponens,[status(thm)],[16,15]) ).
tff(18,plain,
ssItem(sk5),
inference(modus_ponens,[status(thm)],[17,14]) ).
tff(19,plain,
^ [V: $i,U: $i] :
refl(
( ( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) )
<=> ( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) ) )),
inference(bind,[status(th)],]) ).
tff(20,plain,
( ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) )
<=> ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) ) ),
inference(quant_intro,[status(thm)],[19]) ).
tff(21,plain,
( ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) )
<=> ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) ) ),
inference(rewrite,[status(thm)],]) ).
tff(22,plain,
^ [V: $i,U: $i] :
rewrite(
( ( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) )
<=> ( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) ) )),
inference(bind,[status(th)],]) ).
tff(23,plain,
( ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) )
<=> ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) ) ),
inference(quant_intro,[status(thm)],[22]) ).
tff(24,axiom,
! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause86) ).
tff(25,plain,
! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) ),
inference(modus_ponens,[status(thm)],[24,23]) ).
tff(26,plain,
! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) ),
inference(modus_ponens,[status(thm)],[25,21]) ).
tff(27,plain,
! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) ),
inference(skolemize,[status(sab)],[26]) ).
tff(28,plain,
! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) ),
inference(modus_ponens,[status(thm)],[27,20]) ).
tff(29,plain,
( ssList(nil)
<=> ssList(nil) ),
inference(rewrite,[status(thm)],]) ).
tff(30,axiom,
ssList(nil),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause8) ).
tff(31,plain,
ssList(nil),
inference(modus_ponens,[status(thm)],[30,29]) ).
tff(32,plain,
( ( ~ ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) )
| ~ ssItem(sk5)
| ~ ssList(nil)
| ssList(cons(sk5,nil)) )
<=> ( ~ ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) )
| ~ ssItem(sk5)
| ~ ssList(nil)
| ssList(cons(sk5,nil)) ) ),
inference(rewrite,[status(thm)],]) ).
tff(33,plain,
( ~ ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) )
| ~ ssItem(sk5)
| ~ ssList(nil)
| ssList(cons(sk5,nil)) ),
inference(quant_inst,[status(thm)],]) ).
tff(34,plain,
( ~ ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| ssList(cons(U,V)) )
| ~ ssItem(sk5)
| ~ ssList(nil)
| ssList(cons(sk5,nil)) ),
inference(modus_ponens,[status(thm)],[33,32]) ).
tff(35,plain,
ssList(cons(sk5,nil)),
inference(unit_resolution,[status(thm)],[34,31,28,18]) ).
tff(36,plain,
( ( $false
| ( app(sk6,sk7) = sk3 ) )
<=> ( app(sk6,sk7) = sk3 ) ),
inference(rewrite,[status(thm)],]) ).
tff(37,plain,
( ( ~ neq(sk4,nil)
| ( app(sk6,sk7) = sk3 ) )
<=> ( $false
| ( app(sk6,sk7) = sk3 ) ) ),
inference(monotonicity,[status(thm)],[12]) ).
tff(38,plain,
( ( ~ neq(sk4,nil)
| ( app(sk6,sk7) = sk3 ) )
<=> ( app(sk6,sk7) = sk3 ) ),
inference(transitivity,[status(thm)],[37,36]) ).
tff(39,plain,
( ( ~ neq(sk4,nil)
| ( app(sk6,sk7) = sk3 ) )
<=> ( ~ neq(sk4,nil)
| ( app(sk6,sk7) = sk3 ) ) ),
inference(rewrite,[status(thm)],]) ).
tff(40,plain,
( ( ( app(sk6,sk7) = sk3 )
| ~ neq(sk4,nil) )
<=> ( ~ neq(sk4,nil)
| ( app(sk6,sk7) = sk3 ) ) ),
inference(rewrite,[status(thm)],]) ).
tff(41,axiom,
( ( app(sk6,sk7) = sk3 )
| ~ neq(sk4,nil) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_21) ).
tff(42,plain,
( ~ neq(sk4,nil)
| ( app(sk6,sk7) = sk3 ) ),
inference(modus_ponens,[status(thm)],[41,40]) ).
tff(43,plain,
( ~ neq(sk4,nil)
| ( app(sk6,sk7) = sk3 ) ),
inference(modus_ponens,[status(thm)],[42,39]) ).
tff(44,plain,
app(sk6,sk7) = sk3,
inference(modus_ponens,[status(thm)],[43,38]) ).
tff(45,plain,
( ( $false
| ( app(app(sk6,cons(sk5,nil)),sk7) = sk4 ) )
<=> ( app(app(sk6,cons(sk5,nil)),sk7) = sk4 ) ),
inference(rewrite,[status(thm)],]) ).
tff(46,plain,
( ( ~ neq(sk4,nil)
| ( app(app(sk6,cons(sk5,nil)),sk7) = sk4 ) )
<=> ( $false
| ( app(app(sk6,cons(sk5,nil)),sk7) = sk4 ) ) ),
inference(monotonicity,[status(thm)],[12]) ).
tff(47,plain,
( ( ~ neq(sk4,nil)
| ( app(app(sk6,cons(sk5,nil)),sk7) = sk4 ) )
<=> ( app(app(sk6,cons(sk5,nil)),sk7) = sk4 ) ),
inference(transitivity,[status(thm)],[46,45]) ).
tff(48,plain,
( ( ~ neq(sk4,nil)
| ( app(app(sk6,cons(sk5,nil)),sk7) = sk4 ) )
<=> ( ~ neq(sk4,nil)
| ( app(app(sk6,cons(sk5,nil)),sk7) = sk4 ) ) ),
inference(rewrite,[status(thm)],]) ).
tff(49,plain,
( ( ( app(app(sk6,cons(sk5,nil)),sk7) = sk4 )
| ~ neq(sk4,nil) )
<=> ( ~ neq(sk4,nil)
| ( app(app(sk6,cons(sk5,nil)),sk7) = sk4 ) ) ),
inference(rewrite,[status(thm)],]) ).
tff(50,axiom,
( ( app(app(sk6,cons(sk5,nil)),sk7) = sk4 )
| ~ neq(sk4,nil) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_20) ).
tff(51,plain,
( ~ neq(sk4,nil)
| ( app(app(sk6,cons(sk5,nil)),sk7) = sk4 ) ),
inference(modus_ponens,[status(thm)],[50,49]) ).
tff(52,plain,
( ~ neq(sk4,nil)
| ( app(app(sk6,cons(sk5,nil)),sk7) = sk4 ) ),
inference(modus_ponens,[status(thm)],[51,48]) ).
tff(53,plain,
app(app(sk6,cons(sk5,nil)),sk7) = sk4,
inference(modus_ponens,[status(thm)],[52,47]) ).
tff(54,plain,
( ( ssList(sk7)
| $false )
<=> ssList(sk7) ),
inference(rewrite,[status(thm)],]) ).
tff(55,plain,
( ( ssList(sk7)
| ~ neq(sk4,nil) )
<=> ( ssList(sk7)
| $false ) ),
inference(monotonicity,[status(thm)],[12]) ).
tff(56,plain,
( ( ssList(sk7)
| ~ neq(sk4,nil) )
<=> ssList(sk7) ),
inference(transitivity,[status(thm)],[55,54]) ).
tff(57,plain,
( ( ssList(sk7)
| ~ neq(sk4,nil) )
<=> ( ssList(sk7)
| ~ neq(sk4,nil) ) ),
inference(rewrite,[status(thm)],]) ).
tff(58,axiom,
( ssList(sk7)
| ~ neq(sk4,nil) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_19) ).
tff(59,plain,
( ssList(sk7)
| ~ neq(sk4,nil) ),
inference(modus_ponens,[status(thm)],[58,57]) ).
tff(60,plain,
ssList(sk7),
inference(modus_ponens,[status(thm)],[59,56]) ).
tff(61,plain,
( ( ssList(sk6)
| $false )
<=> ssList(sk6) ),
inference(rewrite,[status(thm)],]) ).
tff(62,plain,
( ( ssList(sk6)
| ~ neq(sk4,nil) )
<=> ( ssList(sk6)
| $false ) ),
inference(monotonicity,[status(thm)],[12]) ).
tff(63,plain,
( ( ssList(sk6)
| ~ neq(sk4,nil) )
<=> ssList(sk6) ),
inference(transitivity,[status(thm)],[62,61]) ).
tff(64,plain,
( ( ssList(sk6)
| ~ neq(sk4,nil) )
<=> ( ssList(sk6)
| ~ neq(sk4,nil) ) ),
inference(rewrite,[status(thm)],]) ).
tff(65,axiom,
( ssList(sk6)
| ~ neq(sk4,nil) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_18) ).
tff(66,plain,
( ssList(sk6)
| ~ neq(sk4,nil) ),
inference(modus_ponens,[status(thm)],[65,64]) ).
tff(67,plain,
ssList(sk6),
inference(modus_ponens,[status(thm)],[66,63]) ).
tff(68,plain,
^ [B: $i,A: $i,C: $i] :
refl(
( ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) )
<=> ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) ) )),
inference(bind,[status(th)],]) ).
tff(69,plain,
( ! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) )
<=> ! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) ) ),
inference(quant_intro,[status(thm)],[68]) ).
tff(70,plain,
^ [B: $i,A: $i,C: $i] :
trans(
monotonicity(
trans(
monotonicity(
iff_true(
mp(
mp(
mp(
asserted(
( neq(sk2,nil)
| neq(sk2,nil) )),
rewrite(
( ( neq(sk2,nil)
| neq(sk2,nil) )
<=> neq(sk2,nil) )),
neq(sk2,nil)),
rewrite(
( neq(sk2,nil)
<=> neq(sk2,nil) )),
neq(sk2,nil)),
rewrite(
( neq(sk2,nil)
<=> neq(sk4,nil) )),
neq(sk4,nil)),
( neq(sk4,nil)
<=> $true )),
( ~ neq(sk4,nil)
<=> ~ $true )),
rewrite(
( ~ $true
<=> $false )),
( ~ neq(sk4,nil)
<=> $false )),
( ( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) )
<=> ( ~ ssList(C)
| $false
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) ) )),
rewrite(
( ( ~ ssList(C)
| $false
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) )
<=> ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) ) )),
( ( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) )
<=> ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) ) )),
inference(bind,[status(th)],]) ).
tff(71,plain,
( ! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) )
<=> ! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) ) ),
inference(quant_intro,[status(thm)],[70]) ).
tff(72,plain,
^ [B: $i,A: $i,C: $i] :
trans(
monotonicity(
rewrite(
( ( app(A,C) != sk1 )
<=> ( app(A,C) != sk3 ) )),
rewrite(
( ( app(app(A,B),C) != sk2 )
<=> ( app(app(A,B),C) != sk4 ) )),
( ( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 ) )
<=> ( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) ) )),
rewrite(
( ( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) )
<=> ( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) ) )),
( ( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 ) )
<=> ( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) ) )),
inference(bind,[status(th)],]) ).
tff(73,plain,
( ! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 ) )
<=> ! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) ) ),
inference(quant_intro,[status(thm)],[72]) ).
tff(74,plain,
( ! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 ) )
<=> ! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 ) ) ),
inference(rewrite,[status(thm)],]) ).
tff(75,plain,
^ [B: $i,A: $i,C: $i] :
trans(
monotonicity(
trans(
monotonicity(
trans(
monotonicity(
trans(
monotonicity(
rewrite(
( ( ~ ssList(A)
| ~ ssList(B)
| ~ ssList(C) )
<=> ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B) ) )),
( ( ~ ssList(A)
| ~ ssList(B)
| ~ ssList(C)
| ( app(app(A,B),C) != sk2 ) )
<=> ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ( app(app(A,B),C) != sk2 ) ) )),
rewrite(
( ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ( app(app(A,B),C) != sk2 ) )
<=> ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ( app(app(A,B),C) != sk2 ) ) )),
( ( ~ ssList(A)
| ~ ssList(B)
| ~ ssList(C)
| ( app(app(A,B),C) != sk2 ) )
<=> ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ( app(app(A,B),C) != sk2 ) ) )),
( ( ~ ssList(A)
| ~ ssList(B)
| ~ ssList(C)
| ( app(app(A,B),C) != sk2 )
| ( app(A,C) != sk1 ) )
<=> ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ( app(app(A,B),C) != sk2 )
| ( app(A,C) != sk1 ) ) )),
rewrite(
( ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ( app(app(A,B),C) != sk2 )
| ( app(A,C) != sk1 ) )
<=> ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 ) ) )),
( ( ~ ssList(A)
| ~ ssList(B)
| ~ ssList(C)
| ( app(app(A,B),C) != sk2 )
| ( app(A,C) != sk1 ) )
<=> ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 ) ) )),
( ( ~ ssList(A)
| ~ ssList(B)
| ~ ssList(C)
| ( app(app(A,B),C) != sk2 )
| ( app(A,C) != sk1 )
| ~ neq(B,nil) )
<=> ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 )
| ~ neq(B,nil) ) )),
rewrite(
( ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 )
| ~ neq(B,nil) )
<=> ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 ) ) )),
( ( ~ ssList(A)
| ~ ssList(B)
| ~ ssList(C)
| ( app(app(A,B),C) != sk2 )
| ( app(A,C) != sk1 )
| ~ neq(B,nil) )
<=> ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 ) ) )),
( ( ~ ssList(A)
| ~ ssList(B)
| ~ ssList(C)
| ( app(app(A,B),C) != sk2 )
| ( app(A,C) != sk1 )
| ~ neq(B,nil)
| ~ neq(sk4,nil) )
<=> ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 )
| ~ neq(sk4,nil) ) )),
rewrite(
( ( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 )
| ~ neq(sk4,nil) )
<=> ( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 ) ) )),
( ( ~ ssList(A)
| ~ ssList(B)
| ~ ssList(C)
| ( app(app(A,B),C) != sk2 )
| ( app(A,C) != sk1 )
| ~ neq(B,nil)
| ~ neq(sk4,nil) )
<=> ( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 ) ) )),
inference(bind,[status(th)],]) ).
tff(76,plain,
( ! [B: $i,A: $i,C: $i] :
( ~ ssList(A)
| ~ ssList(B)
| ~ ssList(C)
| ( app(app(A,B),C) != sk2 )
| ( app(A,C) != sk1 )
| ~ neq(B,nil)
| ~ neq(sk4,nil) )
<=> ! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 ) ) ),
inference(quant_intro,[status(thm)],[75]) ).
tff(77,axiom,
! [B: $i,A: $i,C: $i] :
( ~ ssList(A)
| ~ ssList(B)
| ~ ssList(C)
| ( app(app(A,B),C) != sk2 )
| ( app(A,C) != sk1 )
| ~ neq(B,nil)
| ~ neq(sk4,nil) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_16) ).
tff(78,plain,
! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 ) ),
inference(modus_ponens,[status(thm)],[77,76]) ).
tff(79,plain,
! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk1 )
| ( app(app(A,B),C) != sk2 ) ),
inference(modus_ponens,[status(thm)],[78,74]) ).
tff(80,plain,
! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ neq(sk4,nil)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) ),
inference(modus_ponens,[status(thm)],[79,73]) ).
tff(81,plain,
! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) ),
inference(modus_ponens,[status(thm)],[80,71]) ).
tff(82,plain,
! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) ),
inference(skolemize,[status(sab)],[81]) ).
tff(83,plain,
! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) ),
inference(modus_ponens,[status(thm)],[82,69]) ).
tff(84,plain,
( ( ~ ! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) )
| ~ ssList(sk6)
| ~ ssList(sk7)
| ~ ssList(cons(sk5,nil))
| ~ neq(cons(sk5,nil),nil)
| ( app(sk6,sk7) != sk3 )
| ( app(app(sk6,cons(sk5,nil)),sk7) != sk4 ) )
<=> ( ~ ! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) )
| ~ ssList(sk6)
| ~ ssList(sk7)
| ~ ssList(cons(sk5,nil))
| ~ neq(cons(sk5,nil),nil)
| ( app(sk6,sk7) != sk3 )
| ( app(app(sk6,cons(sk5,nil)),sk7) != sk4 ) ) ),
inference(rewrite,[status(thm)],]) ).
tff(85,plain,
( ( ~ ssList(sk7)
| ~ ssList(sk6)
| ~ ssList(cons(sk5,nil))
| ~ neq(cons(sk5,nil),nil)
| ( app(sk6,sk7) != sk3 )
| ( app(app(sk6,cons(sk5,nil)),sk7) != sk4 ) )
<=> ( ~ ssList(sk6)
| ~ ssList(sk7)
| ~ ssList(cons(sk5,nil))
| ~ neq(cons(sk5,nil),nil)
| ( app(sk6,sk7) != sk3 )
| ( app(app(sk6,cons(sk5,nil)),sk7) != sk4 ) ) ),
inference(rewrite,[status(thm)],]) ).
tff(86,plain,
( ( ~ ! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) )
| ~ ssList(sk7)
| ~ ssList(sk6)
| ~ ssList(cons(sk5,nil))
| ~ neq(cons(sk5,nil),nil)
| ( app(sk6,sk7) != sk3 )
| ( app(app(sk6,cons(sk5,nil)),sk7) != sk4 ) )
<=> ( ~ ! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) )
| ~ ssList(sk6)
| ~ ssList(sk7)
| ~ ssList(cons(sk5,nil))
| ~ neq(cons(sk5,nil),nil)
| ( app(sk6,sk7) != sk3 )
| ( app(app(sk6,cons(sk5,nil)),sk7) != sk4 ) ) ),
inference(monotonicity,[status(thm)],[85]) ).
tff(87,plain,
( ( ~ ! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) )
| ~ ssList(sk7)
| ~ ssList(sk6)
| ~ ssList(cons(sk5,nil))
| ~ neq(cons(sk5,nil),nil)
| ( app(sk6,sk7) != sk3 )
| ( app(app(sk6,cons(sk5,nil)),sk7) != sk4 ) )
<=> ( ~ ! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) )
| ~ ssList(sk6)
| ~ ssList(sk7)
| ~ ssList(cons(sk5,nil))
| ~ neq(cons(sk5,nil),nil)
| ( app(sk6,sk7) != sk3 )
| ( app(app(sk6,cons(sk5,nil)),sk7) != sk4 ) ) ),
inference(transitivity,[status(thm)],[86,84]) ).
tff(88,plain,
( ~ ! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) )
| ~ ssList(sk7)
| ~ ssList(sk6)
| ~ ssList(cons(sk5,nil))
| ~ neq(cons(sk5,nil),nil)
| ( app(sk6,sk7) != sk3 )
| ( app(app(sk6,cons(sk5,nil)),sk7) != sk4 ) ),
inference(quant_inst,[status(thm)],]) ).
tff(89,plain,
( ~ ! [B: $i,A: $i,C: $i] :
( ~ ssList(C)
| ~ ssList(A)
| ~ ssList(B)
| ~ neq(B,nil)
| ( app(A,C) != sk3 )
| ( app(app(A,B),C) != sk4 ) )
| ~ ssList(sk6)
| ~ ssList(sk7)
| ~ ssList(cons(sk5,nil))
| ~ neq(cons(sk5,nil),nil)
| ( app(sk6,sk7) != sk3 )
| ( app(app(sk6,cons(sk5,nil)),sk7) != sk4 ) ),
inference(modus_ponens,[status(thm)],[88,87]) ).
tff(90,plain,
~ neq(cons(sk5,nil),nil),
inference(unit_resolution,[status(thm)],[89,83,67,60,53,44,35]) ).
tff(91,plain,
^ [V: $i,U: $i] :
refl(
( ( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) )
<=> ( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) ) )),
inference(bind,[status(th)],]) ).
tff(92,plain,
( ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) )
<=> ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) ) ),
inference(quant_intro,[status(thm)],[91]) ).
tff(93,plain,
( ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) )
<=> ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) ) ),
inference(rewrite,[status(thm)],]) ).
tff(94,plain,
^ [V: $i,U: $i] :
trans(
monotonicity(
trans(
monotonicity(
rewrite(
( ( ( cons(U,nil) != V )
| ~ ssItem(U) )
<=> ( ~ ssItem(U)
| ( cons(U,nil) != V ) ) )),
( ( ( cons(U,nil) != V )
| ~ ssItem(U)
| ~ ssList(V) )
<=> ( ~ ssItem(U)
| ( cons(U,nil) != V )
| ~ ssList(V) ) )),
rewrite(
( ( ~ ssItem(U)
| ( cons(U,nil) != V )
| ~ ssList(V) )
<=> ( ~ ssItem(U)
| ~ ssList(V)
| ( cons(U,nil) != V ) ) )),
( ( ( cons(U,nil) != V )
| ~ ssItem(U)
| ~ ssList(V) )
<=> ( ~ ssItem(U)
| ~ ssList(V)
| ( cons(U,nil) != V ) ) )),
( ( ( cons(U,nil) != V )
| ~ ssItem(U)
| ~ ssList(V)
| singletonP(V) )
<=> ( ~ ssItem(U)
| ~ ssList(V)
| ( cons(U,nil) != V )
| singletonP(V) ) )),
rewrite(
( ( ~ ssItem(U)
| ~ ssList(V)
| ( cons(U,nil) != V )
| singletonP(V) )
<=> ( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) ) )),
( ( ( cons(U,nil) != V )
| ~ ssItem(U)
| ~ ssList(V)
| singletonP(V) )
<=> ( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) ) )),
inference(bind,[status(th)],]) ).
tff(95,plain,
( ! [V: $i,U: $i] :
( ( cons(U,nil) != V )
| ~ ssItem(U)
| ~ ssList(V)
| singletonP(V) )
<=> ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) ) ),
inference(quant_intro,[status(thm)],[94]) ).
tff(96,axiom,
! [V: $i,U: $i] :
( ( cons(U,nil) != V )
| ~ ssItem(U)
| ~ ssList(V)
| singletonP(V) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause116) ).
tff(97,plain,
! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) ),
inference(modus_ponens,[status(thm)],[96,95]) ).
tff(98,plain,
! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) ),
inference(modus_ponens,[status(thm)],[97,93]) ).
tff(99,plain,
! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) ),
inference(skolemize,[status(sab)],[98]) ).
tff(100,plain,
! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) ),
inference(modus_ponens,[status(thm)],[99,92]) ).
tff(101,plain,
( ~ singletonP(nil)
<=> ~ singletonP(nil) ),
inference(rewrite,[status(thm)],]) ).
tff(102,axiom,
~ singletonP(nil),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause11) ).
tff(103,plain,
~ singletonP(nil),
inference(modus_ponens,[status(thm)],[102,101]) ).
tff(104,plain,
( ( ~ ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) )
| singletonP(nil)
| ~ ssList(nil)
| ~ ssItem(sk5)
| ( cons(sk5,nil) != nil ) )
<=> ( ~ ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) )
| singletonP(nil)
| ~ ssList(nil)
| ~ ssItem(sk5)
| ( cons(sk5,nil) != nil ) ) ),
inference(rewrite,[status(thm)],]) ).
tff(105,plain,
( ( ~ ssItem(sk5)
| ~ ssList(nil)
| singletonP(nil)
| ( cons(sk5,nil) != nil ) )
<=> ( singletonP(nil)
| ~ ssList(nil)
| ~ ssItem(sk5)
| ( cons(sk5,nil) != nil ) ) ),
inference(rewrite,[status(thm)],]) ).
tff(106,plain,
( ( ~ ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) )
| ~ ssItem(sk5)
| ~ ssList(nil)
| singletonP(nil)
| ( cons(sk5,nil) != nil ) )
<=> ( ~ ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) )
| singletonP(nil)
| ~ ssList(nil)
| ~ ssItem(sk5)
| ( cons(sk5,nil) != nil ) ) ),
inference(monotonicity,[status(thm)],[105]) ).
tff(107,plain,
( ( ~ ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) )
| ~ ssItem(sk5)
| ~ ssList(nil)
| singletonP(nil)
| ( cons(sk5,nil) != nil ) )
<=> ( ~ ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) )
| singletonP(nil)
| ~ ssList(nil)
| ~ ssItem(sk5)
| ( cons(sk5,nil) != nil ) ) ),
inference(transitivity,[status(thm)],[106,104]) ).
tff(108,plain,
( ~ ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) )
| ~ ssItem(sk5)
| ~ ssList(nil)
| singletonP(nil)
| ( cons(sk5,nil) != nil ) ),
inference(quant_inst,[status(thm)],]) ).
tff(109,plain,
( ~ ! [V: $i,U: $i] :
( ~ ssItem(U)
| ~ ssList(V)
| singletonP(V)
| ( cons(U,nil) != V ) )
| singletonP(nil)
| ~ ssList(nil)
| ~ ssItem(sk5)
| ( cons(sk5,nil) != nil ) ),
inference(modus_ponens,[status(thm)],[108,107]) ).
tff(110,plain,
cons(sk5,nil) != nil,
inference(unit_resolution,[status(thm)],[109,31,103,100,18]) ).
tff(111,plain,
^ [V: $i,U: $i] :
refl(
( ( ~ ssList(U)
| ~ ssList(V)
| ( V = U )
| neq(V,U) )
<=> ( ~ ssList(U)
| ~ ssList(V)
| ( V = U )
| neq(V,U) ) )),
inference(bind,[status(th)],]) ).
tff(112,plain,
( ! [V: $i,U: $i] :
( ~ ssList(U)
| ~ ssList(V)
| ( V = U )
| neq(V,U) )
<=> ! [V: $i,U: $i] :
( ~ ssList(U)
| ~ ssList(V)
| ( V = U )
| neq(V,U) ) ),
inference(quant_intro,[status(thm)],[111]) ).
tff(113,plain,
( ! [V: $i,U: $i] :
( ~ ssList(U)
| ~ ssList(V)
| ( V = U )
| neq(V,U) )
<=> ! [V: $i,U: $i] :
( ~ ssList(U)
| ~ ssList(V)
| ( V = U )
| neq(V,U) ) ),
inference(rewrite,[status(thm)],]) ).
tff(114,plain,
^ [V: $i,U: $i] :
trans(
monotonicity(
rewrite(
( ( ~ ssList(U)
| ~ ssList(V)
| neq(V,U) )
<=> ( ~ ssList(U)
| ~ ssList(V)
| neq(V,U) ) )),
( ( ~ ssList(U)
| ~ ssList(V)
| neq(V,U)
| ( V = U ) )
<=> ( ~ ssList(U)
| ~ ssList(V)
| neq(V,U)
| ( V = U ) ) )),
rewrite(
( ( ~ ssList(U)
| ~ ssList(V)
| neq(V,U)
| ( V = U ) )
<=> ( ~ ssList(U)
| ~ ssList(V)
| ( V = U )
| neq(V,U) ) )),
( ( ~ ssList(U)
| ~ ssList(V)
| neq(V,U)
| ( V = U ) )
<=> ( ~ ssList(U)
| ~ ssList(V)
| ( V = U )
| neq(V,U) ) )),
inference(bind,[status(th)],]) ).
tff(115,plain,
( ! [V: $i,U: $i] :
( ~ ssList(U)
| ~ ssList(V)
| neq(V,U)
| ( V = U ) )
<=> ! [V: $i,U: $i] :
( ~ ssList(U)
| ~ ssList(V)
| ( V = U )
| neq(V,U) ) ),
inference(quant_intro,[status(thm)],[114]) ).
tff(116,axiom,
! [V: $i,U: $i] :
( ~ ssList(U)
| ~ ssList(V)
| neq(V,U)
| ( V = U ) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause100) ).
tff(117,plain,
! [V: $i,U: $i] :
( ~ ssList(U)
| ~ ssList(V)
| ( V = U )
| neq(V,U) ),
inference(modus_ponens,[status(thm)],[116,115]) ).
tff(118,plain,
! [V: $i,U: $i] :
( ~ ssList(U)
| ~ ssList(V)
| ( V = U )
| neq(V,U) ),
inference(modus_ponens,[status(thm)],[117,113]) ).
tff(119,plain,
! [V: $i,U: $i] :
( ~ ssList(U)
| ~ ssList(V)
| ( V = U )
| neq(V,U) ),
inference(skolemize,[status(sab)],[118]) ).
tff(120,plain,
! [V: $i,U: $i] :
( ~ ssList(U)
| ~ ssList(V)
| ( V = U )
| neq(V,U) ),
inference(modus_ponens,[status(thm)],[119,112]) ).
tff(121,plain,
( ( ~ ! [V: $i,U: $i] :
( ~ ssList(U)
| ~ ssList(V)
| ( V = U )
| neq(V,U) )
| ~ ssList(nil)
| ~ ssList(cons(sk5,nil))
| ( cons(sk5,nil) = nil )
| neq(cons(sk5,nil),nil) )
<=> ( ~ ! [V: $i,U: $i] :
( ~ ssList(U)
| ~ ssList(V)
| ( V = U )
| neq(V,U) )
| ~ ssList(nil)
| ~ ssList(cons(sk5,nil))
| ( cons(sk5,nil) = nil )
| neq(cons(sk5,nil),nil) ) ),
inference(rewrite,[status(thm)],]) ).
tff(122,plain,
( ~ ! [V: $i,U: $i] :
( ~ ssList(U)
| ~ ssList(V)
| ( V = U )
| neq(V,U) )
| ~ ssList(nil)
| ~ ssList(cons(sk5,nil))
| ( cons(sk5,nil) = nil )
| neq(cons(sk5,nil),nil) ),
inference(quant_inst,[status(thm)],]) ).
tff(123,plain,
( ~ ! [V: $i,U: $i] :
( ~ ssList(U)
| ~ ssList(V)
| ( V = U )
| neq(V,U) )
| ~ ssList(nil)
| ~ ssList(cons(sk5,nil))
| ( cons(sk5,nil) = nil )
| neq(cons(sk5,nil),nil) ),
inference(modus_ponens,[status(thm)],[122,121]) ).
tff(124,plain,
$false,
inference(unit_resolution,[status(thm)],[123,31,120,110,35,90]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12 % Problem : SWC003-1 : TPTP v8.1.0. Released v2.4.0.
% 0.11/0.13 % Command : z3_tptp -proof -model -t:%d -file:%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 : Sat Sep 3 20:47:17 EDT 2022
% 0.13/0.34 % CPUTime :
% 0.13/0.34 Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.13/0.34 Usage: tptp [options] [-file:]file
% 0.13/0.34 -h, -? prints this message.
% 0.13/0.34 -smt2 print SMT-LIB2 benchmark.
% 0.13/0.34 -m, -model generate model.
% 0.13/0.34 -p, -proof generate proof.
% 0.13/0.34 -c, -core generate unsat core of named formulas.
% 0.13/0.34 -st, -statistics display statistics.
% 0.13/0.34 -t:timeout set timeout (in second).
% 0.13/0.34 -smt2status display status in smt2 format instead of SZS.
% 0.13/0.34 -check_status check the status produced by Z3 against annotation in benchmark.
% 0.13/0.34 -<param>:<value> configuration parameter and value.
% 0.13/0.34 -o:<output-file> file to place output in.
% 0.21/0.46 % SZS status Unsatisfiable
% 0.21/0.46 % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------