%------------------------------------------------------------------------------
% File : Leo-III---1.8.0
% Problem : TOP053-1 : TPTP v9.3.1. Released v8.1.0.
% Transfm : none
% Format : tptp:raw
% Command : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox/solver/bin/leo3.jar /export/starexec/sandbox/benchmark/theBenchmark.p -t 300 -p --atp eprover=/export/starexec/sandbox/solver/bin/externals/eprover --instantiate 39
% Computer : n020.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Sun Sep 27 09:52:36 AM UTC 2026
% Result : Unsatisfiable 3.37s 2.33s
% Output : Refutation 3.37s
% Verified :
% SZS Type : Refutation
% Derivation depth : 2
% Number of leaves : 19
% Syntax : Number of formulae : 39 ( 39 unt; 0 typ; 0 def)
% Number of atoms : 39 ( 38 equ; 0 cnn)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 150 ( 2 ~; 0 |; 0 &; 148 @)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 4 ( 1 avg)
% Number of types : 1 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 19 ( 17 usr; 16 con; 0-14 aty)
% Number of variables : 12 ( 0 ^; 12 !; 0 ?; 12 :)
% Comments :
%------------------------------------------------------------------------------
thf(tuple_decl,type,
tuple: $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i > $i ).
thf(a1_decl,type,
a1: $i ).
thf(a2_decl,type,
a2: $i ).
thf(a3_decl,type,
a3: $i ).
thf(a4_decl,type,
a4: $i ).
thf(a5_decl,type,
a5: $i ).
thf(a6_decl,type,
a6: $i ).
thf(a7_decl,type,
a7: $i ).
thf(a8_decl,type,
a8: $i ).
thf(a9_decl,type,
a9: $i ).
thf(a10_decl,type,
a10: $i ).
thf(a11_decl,type,
a11: $i ).
thf(a12_decl,type,
a12: $i ).
thf(a13_decl,type,
a13: $i ).
thf(a14_decl,type,
a14: $i ).
thf(a15_decl,type,
a15: $i ).
thf(product_decl,type,
product: $i > $i > $i ).
thf(7,axiom,
( ( a6 @ ( a5 @ product ) )
= a7 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',knot_04) ).
thf(33,plain,
( ( a6 @ ( a5 @ product ) )
= a7 ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).
thf(17,axiom,
( ( a2 @ ( a8 @ product ) )
= a9 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',knot_06) ).
thf(53,plain,
( ( a2 @ ( a8 @ product ) )
= a9 ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[17]) ).
thf(11,axiom,
( ( a1 @ ( a9 @ product ) )
= a10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',knot_07) ).
thf(41,plain,
( ( a1 @ ( a9 @ product ) )
= a10 ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).
thf(13,axiom,
( ( a8 @ ( a13 @ product ) )
= a6 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',knot_10) ).
thf(45,plain,
( ( a8 @ ( a13 @ product ) )
= a6 ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).
thf(4,axiom,
! [B: $i,A: $i] :
( ( B @ ( B @ ( A @ product ) @ product ) )
= A ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',involutory_quandle_01) ).
thf(27,plain,
! [B: $i,A: $i] :
( ( B @ ( B @ ( A @ product ) @ product ) )
= A ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).
thf(15,axiom,
( ( a12 @ ( a2 @ product ) )
= a14 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',knot_12) ).
thf(49,plain,
( ( a12 @ ( a2 @ product ) )
= a14 ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).
thf(10,axiom,
( ( a3 @ ( a7 @ product ) )
= a8 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',knot_05) ).
thf(39,plain,
( ( a3 @ ( a7 @ product ) )
= a8 ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).
thf(8,axiom,
( ( a8 @ ( a15 @ product ) )
= a4 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',knot_14) ).
thf(35,plain,
( ( a8 @ ( a15 @ product ) )
= a4 ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).
thf(6,axiom,
( ( a11 @ ( a10 @ product ) )
= a12 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',knot_08) ).
thf(31,plain,
( ( a11 @ ( a10 @ product ) )
= a12 ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).
thf(12,axiom,
( ( a4 @ ( a3 @ product ) )
= a5 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',knot_03) ).
thf(43,plain,
( ( a4 @ ( a3 @ product ) )
= a5 ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).
thf(16,axiom,
( ( a7 @ ( a6 @ product ) )
= a2 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',knot_11) ).
thf(51,plain,
( ( a7 @ ( a6 @ product ) )
= a2 ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[16]) ).
thf(14,axiom,
( ( a3 @ ( a14 @ product ) )
= a15 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',knot_13) ).
thf(47,plain,
( ( a3 @ ( a14 @ product ) )
= a15 ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).
thf(9,axiom,
( ( a7 @ ( a4 @ product ) )
= a11 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',knot_15) ).
thf(37,plain,
( ( a7 @ ( a4 @ product ) )
= a11 ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).
thf(3,axiom,
! [C: $i,B: $i,A: $i] :
( ( C @ ( B @ ( A @ product ) @ product ) )
= ( C @ ( B @ product ) @ ( C @ ( A @ product ) @ product ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',involutory_quandle_02) ).
thf(25,plain,
! [C: $i,B: $i,A: $i] :
( ( C @ ( B @ ( A @ product ) @ product ) )
= ( C @ ( B @ product ) @ ( C @ ( A @ product ) @ product ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).
thf(1,negated_conjecture,
( ( a14 @ ( a13 @ ( a12 @ ( a11 @ ( a10 @ ( a9 @ ( a8 @ ( a7 @ ( a6 @ ( a5 @ ( a4 @ ( a3 @ ( a2 @ ( a1 @ tuple ) ) ) ) ) ) ) ) ) ) ) ) ) )
!= ( a15 @ ( a14 @ ( a13 @ ( a12 @ ( a11 @ ( a10 @ ( a9 @ ( a8 @ ( a7 @ ( a6 @ ( a5 @ ( a4 @ ( a3 @ ( a2 @ tuple ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',goal) ).
thf(20,plain,
( ( a14 @ ( a13 @ ( a12 @ ( a11 @ ( a10 @ ( a9 @ ( a8 @ ( a7 @ ( a6 @ ( a5 @ ( a4 @ ( a3 @ ( a2 @ ( a1 @ tuple ) ) ) ) ) ) ) ) ) ) ) ) ) )
!= ( a15 @ ( a14 @ ( a13 @ ( a12 @ ( a11 @ ( a10 @ ( a9 @ ( a8 @ ( a7 @ ( a6 @ ( a5 @ ( a4 @ ( a3 @ ( a2 @ tuple ) ) ) ) ) ) ) ) ) ) ) ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[1]) ).
thf(19,axiom,
( ( a10 @ ( a11 @ product ) )
= a1 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',knot_16) ).
thf(57,plain,
( ( a10 @ ( a11 @ product ) )
= a1 ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[19]) ).
thf(5,axiom,
( ( a3 @ ( a12 @ product ) )
= a13 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',knot_09) ).
thf(29,plain,
( ( a3 @ ( a12 @ product ) )
= a13 ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).
thf(18,axiom,
( ( a2 @ ( a1 @ product ) )
= a3 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',knot) ).
thf(55,plain,
( ( a2 @ ( a1 @ product ) )
= a3 ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[18]) ).
thf(2,axiom,
! [A: $i] :
( ( A @ ( A @ product ) )
= A ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',involutory_quandle) ).
thf(23,plain,
! [A: $i] :
( ( A @ ( A @ product ) )
= A ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).
thf(63,plain,
$false,
inference(e,[status(thm)],[33,53,41,45,27,49,39,35,31,43,51,47,37,25,20,57,29,55,23]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : TOP053-1 : TPTP v9.3.1. Released v8.1.0.
% 0.00/0.07 % Command : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox/solver/bin/leo3.jar /export/starexec/sandbox/benchmark/theBenchmark.p -t 300 -p --atp eprover=/export/starexec/sandbox/solver/bin/externals/eprover --instantiate 39
% 0.11/0.39 % Computer : n020.cluster.edu
% 0.11/0.39 % Model : x86_64 x86_64
% 0.11/0.39 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.39 % Memory : 8046.5625MB
% 0.11/0.39 % OS : Linux 6.8.0-71-generic
% 0.11/0.39 % CPULimit : 300
% 0.11/0.39 % WCLimit : 300
% 0.11/0.39 % DateTime : Sat Sep 26 20:51:48 UTC 2026
% 0.11/0.39 % CPUTime :
% 0.11/0.39 Running java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox/solver/bin/leo3.jar /export/starexec/sandbox/benchmark/theBenchmark.p -t 300 -p --atp eprover=/export/starexec/sandbox/solver/bin/externals/eprover --instantiate 39
% 0.81/0.96 % [INFO] Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ...
% 1.19/1.14 % [INFO] Parsing done (178ms).
% 1.19/1.15 % [INFO] Running in sequential loop mode.
% 1.70/1.55 % [INFO] eprover registered as external prover.
% 1.70/1.56 % [INFO] Scanning for conjecture ...
% 1.88/1.65 % [INFO] Found a conjecture (or negated_conjecture) and 18 axioms. Running axiom selection ...
% 2.03/1.71 % [INFO] Axiom selection finished. Selected 18 axioms (removed 0 axioms).
% 2.03/1.73 % [INFO] Problem is propositional (TPTP CNF).
% 2.03/1.74 % [INFO] Type checking passed.
% 2.03/1.74 % [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 ...
% 3.37/2.32 % External prover 'e' found a proof!
% 3.37/2.32 % [INFO] Killing All external provers ...
% 3.37/2.32 % Time passed: 1792ms (effective reasoning time: 1164ms)
% 3.37/2.33 % Axioms used in derivation (18): knot_07, involutory_quandle, knot_03, knot_12, knot_13, knot_08, involutory_quandle_02, involutory_quandle_01, knot_04, knot_15, knot_10, knot_14, knot_11, knot_06, knot_05, knot_16, knot, knot_09
% 3.37/2.33 % No. of inferences in proof: 39
% 3.37/2.33 % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p : 1792 ms resp. 1164 ms w/o parsing
% 3.37/2.38 % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 3.37/2.38 % [INFO] Killing All external provers ...
%------------------------------------------------------------------------------