TSTP Solution File: SET009-1 by Leo-III---1.7.7
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%------------------------------------------------------------------------------
% File : Leo-III---1.7.7
% Problem : SET009-1 : TPTP v8.1.2. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_Leo-III %s %d
% Computer : n027.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 : Fri May 19 11:51:51 EDT 2023
% Result : Unsatisfiable 2.79s 1.57s
% Output : Refutation 3.14s
% Verified :
% SZS Type : Refutation
% Derivation depth : 2
% Number of leaves : 27
% Syntax : Number of formulae : 44 ( 9 unt; 11 typ; 0 def)
% Number of atoms : 77 ( 0 equ; 0 cnn)
% Maximal formula atoms : 4 ( 2 avg)
% Number of connectives : 298 ( 36 ~; 44 |; 0 &; 218 @)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 12 ( 8 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 14 ( 14 >; 0 *; 0 +; 0 <<)
% Number of symbols : 12 ( 11 usr; 6 con; 0-3 aty)
% Number of variables : 68 ( 0 ^; 68 !; 0 ?; 68 :)
% Comments :
%------------------------------------------------------------------------------
thf(subset_type,type,
subset: $i > $i > $o ).
thf(bDa_type,type,
bDa: $i ).
thf(bDd_type,type,
bDd: $i ).
thf(difference_type,type,
difference: $i > $i > $i > $o ).
thf(member_type,type,
member: $i > $i > $o ).
thf(k_type,type,
k: $i > $i > $i > $i ).
thf(d_type,type,
d: $i ).
thf(a_type,type,
a: $i ).
thf(equal_sets_type,type,
equal_sets: $i > $i > $o ).
thf(b_type,type,
b: $i ).
thf(member_of_1_not_of_2_type,type,
member_of_1_not_of_2: $i > $i > $i ).
thf(7,axiom,
! [C: $i,B: $i,A: $i] :
( ~ ( member @ ( k @ A @ B @ C ) @ B )
| ( member @ ( k @ A @ B @ C ) @ C )
| ( difference @ A @ B @ C ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',difference_axiom1) ).
thf(29,plain,
! [C: $i,B: $i,A: $i] :
( ~ ( member @ ( k @ A @ B @ C ) @ B )
| ( member @ ( k @ A @ B @ C ) @ C )
| ( difference @ A @ B @ C ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).
thf(3,axiom,
! [C: $i,B: $i,A: $i] :
( ~ ( member @ ( k @ A @ B @ C ) @ C )
| ~ ( member @ ( k @ A @ B @ C ) @ A )
| ( member @ ( k @ A @ B @ C ) @ B )
| ( difference @ A @ B @ C ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',difference_axiom3) ).
thf(21,plain,
! [C: $i,B: $i,A: $i] :
( ~ ( member @ ( k @ A @ B @ C ) @ C )
| ~ ( member @ ( k @ A @ B @ C ) @ A )
| ( member @ ( k @ A @ B @ C ) @ B )
| ( difference @ A @ B @ C ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).
thf(14,axiom,
! [B: $i,A: $i] :
( ( subset @ A @ B )
| ( member @ ( member_of_1_not_of_2 @ A @ B ) @ A ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subsets_axiom1) ).
thf(41,plain,
! [B: $i,A: $i] :
( ( subset @ A @ B )
| ( member @ ( member_of_1_not_of_2 @ A @ B ) @ A ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).
thf(13,axiom,
! [C: $i,B: $i,A: $i] :
( ~ ( member @ A @ B )
| ~ ( subset @ B @ C )
| ( member @ A @ C ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',membership_in_subsets) ).
thf(39,plain,
! [C: $i,B: $i,A: $i] :
( ~ ( member @ A @ B )
| ~ ( subset @ B @ C )
| ( member @ A @ C ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).
thf(11,axiom,
! [B: $i,A: $i] :
( ~ ( subset @ A @ B )
| ~ ( subset @ B @ A )
| ( equal_sets @ B @ A ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subsets_are_set_equal_sets) ).
thf(35,plain,
! [B: $i,A: $i] :
( ~ ( subset @ A @ B )
| ~ ( subset @ B @ A )
| ( equal_sets @ B @ A ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).
thf(8,axiom,
subset @ d @ a,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d_is_a_subset_of_a) ).
thf(31,plain,
subset @ d @ a,
inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).
thf(15,axiom,
difference @ b @ d @ bDd,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',b_minus_d) ).
thf(43,plain,
difference @ b @ d @ bDd,
inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).
thf(4,axiom,
! [D: $i,C: $i,B: $i,A: $i] :
( ~ ( member @ A @ B )
| ~ ( difference @ B @ C @ D )
| ( member @ A @ D )
| ( member @ A @ C ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',member_of_difference_or_set2) ).
thf(23,plain,
! [D: $i,C: $i,B: $i,A: $i] :
( ~ ( member @ A @ B )
| ~ ( difference @ B @ C @ D )
| ( member @ A @ D )
| ( member @ A @ C ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).
thf(2,axiom,
! [C: $i,B: $i,A: $i] :
( ( difference @ A @ B @ C )
| ( member @ ( k @ A @ B @ C ) @ A )
| ( member @ ( k @ A @ B @ C ) @ C ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',difference_axiom2) ).
thf(19,plain,
! [C: $i,B: $i,A: $i] :
( ( difference @ A @ B @ C )
| ( member @ ( k @ A @ B @ C ) @ A )
| ( member @ ( k @ A @ B @ C ) @ C ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).
thf(12,axiom,
! [B: $i,A: $i] :
( ~ ( member @ ( member_of_1_not_of_2 @ A @ B ) @ B )
| ( subset @ A @ B ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subsets_axiom2) ).
thf(37,plain,
! [B: $i,A: $i] :
( ~ ( member @ ( member_of_1_not_of_2 @ A @ B ) @ B )
| ( subset @ A @ B ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).
thf(5,axiom,
! [D: $i,C: $i,B: $i,A: $i] :
( ~ ( member @ A @ B )
| ~ ( member @ A @ C )
| ~ ( difference @ D @ B @ C ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',not_member_of_difference) ).
thf(25,plain,
! [D: $i,C: $i,B: $i,A: $i] :
( ~ ( member @ A @ B )
| ~ ( member @ A @ C )
| ~ ( difference @ D @ B @ C ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).
thf(1,negated_conjecture,
~ ( subset @ bDa @ bDd ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_bDa_is_a_subset_of_bDd) ).
thf(17,plain,
~ ( subset @ bDa @ bDd ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[1]) ).
thf(9,axiom,
! [B: $i,A: $i] :
( ~ ( equal_sets @ A @ B )
| ( subset @ A @ B ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',set_equal_sets_are_subsets1) ).
thf(32,plain,
! [B: $i,A: $i] :
( ~ ( equal_sets @ A @ B )
| ( subset @ A @ B ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).
thf(10,axiom,
difference @ b @ a @ bDa,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',b_minus_a) ).
thf(34,plain,
difference @ b @ a @ bDa,
inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).
thf(16,axiom,
! [B: $i,A: $i] :
( ~ ( equal_sets @ A @ B )
| ( subset @ B @ A ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',set_equal_sets_are_subsets2) ).
thf(44,plain,
! [B: $i,A: $i] :
( ~ ( equal_sets @ A @ B )
| ( subset @ B @ A ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[16]) ).
thf(6,axiom,
! [D: $i,C: $i,B: $i,A: $i] :
( ~ ( difference @ A @ B @ C )
| ~ ( member @ D @ C )
| ( member @ D @ A ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',member_of_difference) ).
thf(27,plain,
! [D: $i,C: $i,B: $i,A: $i] :
( ~ ( difference @ A @ B @ C )
| ~ ( member @ D @ C )
| ( member @ D @ A ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).
thf(48,plain,
$false,
inference(e,[status(thm)],[29,21,41,39,35,31,43,23,19,37,25,17,32,34,44,27]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12 % Problem : SET009-1 : TPTP v8.1.2. Released v1.0.0.
% 0.13/0.15 % Command : run_Leo-III %s %d
% 0.15/0.36 % Computer : n027.cluster.edu
% 0.15/0.36 % Model : x86_64 x86_64
% 0.15/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36 % Memory : 8042.1875MB
% 0.15/0.36 % OS : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36 % CPULimit : 300
% 0.15/0.36 % WCLimit : 300
% 0.15/0.36 % DateTime : Thu May 18 19:18:52 EDT 2023
% 0.15/0.36 % CPUTime :
% 0.96/0.85 % [INFO] Parsing problem /export/starexec/sandbox2/benchmark/theBenchmark.p ...
% 1.28/0.96 % [INFO] Parsing done (106ms).
% 1.28/0.96 % [INFO] Running in sequential loop mode.
% 1.57/1.15 % [INFO] eprover registered as external prover.
% 1.57/1.15 % [INFO] cvc4 registered as external prover.
% 1.57/1.16 % [INFO] Scanning for conjecture ...
% 1.81/1.20 % [INFO] Found a conjecture and 15 axioms. Running axiom selection ...
% 1.93/1.24 % [INFO] Axiom selection finished. Selected 15 axioms (removed 0 axioms).
% 1.96/1.26 % [INFO] Problem is propositional (TPTP CNF).
% 1.96/1.26 % [INFO] Type checking passed.
% 1.96/1.26 % [CONFIG] Using configuration: timeout(300) with strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>. Searching for refutation ...
% 2.79/1.57 % External prover 'e' found a proof!
% 2.79/1.57 % [INFO] Killing All external provers ...
% 2.79/1.57 % Time passed: 1043ms (effective reasoning time: 604ms)
% 2.79/1.57 % Solved by strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>
% 2.79/1.57 % Axioms used in derivation (15): d_is_a_subset_of_a, difference_axiom3, subsets_are_set_equal_sets, subsets_axiom2, difference_axiom2, set_equal_sets_are_subsets1, difference_axiom1, b_minus_a, not_member_of_difference, member_of_difference, b_minus_d, member_of_difference_or_set2, set_equal_sets_are_subsets2, membership_in_subsets, subsets_axiom1
% 2.79/1.57 % No. of inferences in proof: 33
% 2.79/1.57 % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : 1043 ms resp. 604 ms w/o parsing
% 3.14/1.63 % SZS output start Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 3.14/1.63 % [INFO] Killing All external provers ...
%------------------------------------------------------------------------------