%------------------------------------------------------------------------------
% File : CSE_E---1.7
% Problem : KLE062+1 : TPTP v9.2.1. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : /export/starexec/sandbox/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox/solver/bin/cse --final-prover /export/starexec/sandbox/solver/bin/eprover --proof-time %d --global-time-limit %d
% Computer : n028.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 May 5 04:35:37 PM UTC 2026
% Result : Theorem 4.42s 3.36s
% Output : CNFRefutation 4.42s
% Verified :
% SZS Type : Refutation
% Derivation depth : 15
% Number of leaves : 13
% Syntax : Number of formulae : 83 ( 83 unt; 0 def)
% Number of atoms : 83 ( 82 equ)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 3 ( 3 ~; 0 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 4 ( 2 avg)
% Maximal term depth : 6 ( 2 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 6 ( 6 usr; 3 con; 0-2 aty)
% Number of variables : 151 ( 13 sgn 50 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(left_distributivity,axiom,
! [X1,X2,X3] : multiplication(addition(X1,X2),X3) = addition(multiplication(X1,X3),multiplication(X2,X3)),
file('/export/starexec/sandbox/benchmark/Axioms/KLE001+0.ax',left_distributivity) ).
fof(multiplicative_left_identity,axiom,
! [X1] : multiplication(one,X1) = X1,
file('/export/starexec/sandbox/benchmark/Axioms/KLE001+0.ax',multiplicative_left_identity) ).
fof(additive_commutativity,axiom,
! [X1,X2] : addition(X1,X2) = addition(X2,X1),
file('/export/starexec/sandbox/benchmark/Axioms/KLE001+0.ax',additive_commutativity) ).
fof(domain3,axiom,
! [X4] : addition(domain(X4),one) = one,
file('/export/starexec/sandbox/benchmark/Axioms/KLE001+5.ax',domain3) ).
fof(domain1,axiom,
! [X4] : addition(X4,multiplication(domain(X4),X4)) = multiplication(domain(X4),X4),
file('/export/starexec/sandbox/benchmark/Axioms/KLE001+5.ax',domain1) ).
fof(right_distributivity,axiom,
! [X1,X2,X3] : multiplication(X1,addition(X2,X3)) = addition(multiplication(X1,X2),multiplication(X1,X3)),
file('/export/starexec/sandbox/benchmark/Axioms/KLE001+0.ax',right_distributivity) ).
fof(multiplicative_right_identity,axiom,
! [X1] : multiplication(X1,one) = X1,
file('/export/starexec/sandbox/benchmark/Axioms/KLE001+0.ax',multiplicative_right_identity) ).
fof(domain2,axiom,
! [X4,X5] : domain(multiplication(X4,X5)) = domain(multiplication(X4,domain(X5))),
file('/export/starexec/sandbox/benchmark/Axioms/KLE001+5.ax',domain2) ).
fof(multiplicative_associativity,axiom,
! [X1,X2,X3] : multiplication(X1,multiplication(X2,X3)) = multiplication(multiplication(X1,X2),X3),
file('/export/starexec/sandbox/benchmark/Axioms/KLE001+0.ax',multiplicative_associativity) ).
fof(domain5,axiom,
! [X4,X5] : domain(addition(X4,X5)) = addition(domain(X4),domain(X5)),
file('/export/starexec/sandbox/benchmark/Axioms/KLE001+5.ax',domain5) ).
fof(additive_associativity,axiom,
! [X3,X2,X1] : addition(X1,addition(X2,X3)) = addition(addition(X1,X2),X3),
file('/export/starexec/sandbox/benchmark/Axioms/KLE001+0.ax',additive_associativity) ).
fof(additive_idempotence,axiom,
! [X1] : addition(X1,X1) = X1,
file('/export/starexec/sandbox/benchmark/Axioms/KLE001+0.ax',additive_idempotence) ).
fof(goals,conjecture,
! [X4,X5] : multiplication(domain(X4),domain(X5)) = multiplication(domain(X5),domain(X4)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',goals) ).
fof(c_0_13,plain,
! [X51,X52,X53] : multiplication(addition(X51,X52),X53) = addition(multiplication(X51,X53),multiplication(X52,X53)),
inference(variable_rename,[status(thm)],[left_distributivity]) ).
fof(c_0_14,plain,
! [X47] : multiplication(one,X47) = X47,
inference(variable_rename,[status(thm)],[multiplicative_left_identity]) ).
fof(c_0_15,plain,
! [X36,X37] : addition(X36,X37) = addition(X37,X36),
inference(variable_rename,[status(thm)],[additive_commutativity]) ).
fof(c_0_16,plain,
! [X61] : addition(domain(X61),one) = one,
inference(variable_rename,[status(thm)],[domain3]) ).
fof(c_0_17,plain,
! [X58] : addition(X58,multiplication(domain(X58),X58)) = multiplication(domain(X58),X58),
inference(variable_rename,[status(thm)],[domain1]) ).
cnf(c_0_18,plain,
multiplication(addition(X1,X2),X3) = addition(multiplication(X1,X3),multiplication(X2,X3)),
inference(split_conjunct,[status(thm)],[c_0_13]) ).
cnf(c_0_19,plain,
multiplication(one,X1) = X1,
inference(split_conjunct,[status(thm)],[c_0_14]) ).
cnf(c_0_20,plain,
addition(X1,X2) = addition(X2,X1),
inference(split_conjunct,[status(thm)],[c_0_15]) ).
cnf(c_0_21,plain,
addition(domain(X1),one) = one,
inference(split_conjunct,[status(thm)],[c_0_16]) ).
fof(c_0_22,plain,
! [X48,X49,X50] : multiplication(X48,addition(X49,X50)) = addition(multiplication(X48,X49),multiplication(X48,X50)),
inference(variable_rename,[status(thm)],[right_distributivity]) ).
fof(c_0_23,plain,
! [X46] : multiplication(X46,one) = X46,
inference(variable_rename,[status(thm)],[multiplicative_right_identity]) ).
fof(c_0_24,plain,
! [X59,X60] : domain(multiplication(X59,X60)) = domain(multiplication(X59,domain(X60))),
inference(variable_rename,[status(thm)],[domain2]) ).
cnf(c_0_25,plain,
addition(X1,multiplication(domain(X1),X1)) = multiplication(domain(X1),X1),
inference(split_conjunct,[status(thm)],[c_0_17]) ).
cnf(c_0_26,plain,
addition(X1,multiplication(X2,X1)) = multiplication(addition(X2,one),X1),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_18,c_0_19]),c_0_20]) ).
cnf(c_0_27,plain,
addition(one,domain(X1)) = one,
inference(rw,[status(thm)],[c_0_21,c_0_20]) ).
cnf(c_0_28,plain,
multiplication(X1,addition(X2,X3)) = addition(multiplication(X1,X2),multiplication(X1,X3)),
inference(split_conjunct,[status(thm)],[c_0_22]) ).
cnf(c_0_29,plain,
multiplication(X1,one) = X1,
inference(split_conjunct,[status(thm)],[c_0_23]) ).
cnf(c_0_30,plain,
domain(multiplication(X1,X2)) = domain(multiplication(X1,domain(X2))),
inference(split_conjunct,[status(thm)],[c_0_24]) ).
cnf(c_0_31,plain,
multiplication(domain(X1),X1) = X1,
inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_25,c_0_26]),c_0_20]),c_0_27]),c_0_19]) ).
cnf(c_0_32,plain,
addition(X1,multiplication(X1,X2)) = multiplication(X1,addition(one,X2)),
inference(spm,[status(thm)],[c_0_28,c_0_29]) ).
fof(c_0_33,plain,
! [X43,X44,X45] : multiplication(X43,multiplication(X44,X45)) = multiplication(multiplication(X43,X44),X45),
inference(variable_rename,[status(thm)],[multiplicative_associativity]) ).
cnf(c_0_34,plain,
domain(domain(X1)) = domain(X1),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_30,c_0_19]),c_0_19]) ).
fof(c_0_35,plain,
! [X62,X63] : domain(addition(X62,X63)) = addition(domain(X62),domain(X63)),
inference(variable_rename,[status(thm)],[domain5]) ).
fof(c_0_36,plain,
! [X38,X39,X40] : addition(X40,addition(X39,X38)) = addition(addition(X40,X39),X38),
inference(variable_rename,[status(thm)],[additive_associativity]) ).
fof(c_0_37,plain,
! [X42] : addition(X42,X42) = X42,
inference(variable_rename,[status(thm)],[additive_idempotence]) ).
cnf(c_0_38,plain,
multiplication(addition(domain(X1),X2),X1) = addition(X1,multiplication(X2,X1)),
inference(spm,[status(thm)],[c_0_18,c_0_31]) ).
cnf(c_0_39,plain,
addition(X1,multiplication(X1,domain(X2))) = X1,
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_32,c_0_27]),c_0_29]) ).
cnf(c_0_40,plain,
multiplication(X1,multiplication(X2,X3)) = multiplication(multiplication(X1,X2),X3),
inference(split_conjunct,[status(thm)],[c_0_33]) ).
cnf(c_0_41,plain,
addition(domain(X1),multiplication(domain(X1),domain(X1))) = multiplication(domain(X1),domain(X1)),
inference(spm,[status(thm)],[c_0_25,c_0_34]) ).
cnf(c_0_42,plain,
addition(X1,multiplication(X1,X2)) = multiplication(X1,addition(X2,one)),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_28,c_0_29]),c_0_20]) ).
cnf(c_0_43,plain,
domain(addition(X1,X2)) = addition(domain(X1),domain(X2)),
inference(split_conjunct,[status(thm)],[c_0_35]) ).
cnf(c_0_44,plain,
addition(X1,addition(X2,X3)) = addition(addition(X1,X2),X3),
inference(split_conjunct,[status(thm)],[c_0_36]) ).
cnf(c_0_45,plain,
addition(X1,X1) = X1,
inference(split_conjunct,[status(thm)],[c_0_37]) ).
cnf(c_0_46,plain,
addition(X1,multiplication(X2,X1)) = multiplication(addition(one,X2),X1),
inference(spm,[status(thm)],[c_0_18,c_0_19]) ).
cnf(c_0_47,plain,
addition(X1,multiplication(domain(X1),multiplication(domain(X2),X1))) = X1,
inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_38,c_0_39]),c_0_31]),c_0_40]) ).
cnf(c_0_48,plain,
domain(one) = one,
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_25,c_0_29]),c_0_27]) ).
cnf(c_0_49,plain,
multiplication(domain(X1),domain(X1)) = domain(X1),
inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_41,c_0_42]),c_0_20]),c_0_27]),c_0_29]) ).
cnf(c_0_50,plain,
domain(addition(X1,domain(X2))) = domain(addition(X1,X2)),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_43,c_0_34]),c_0_43]) ).
cnf(c_0_51,plain,
addition(X1,addition(X1,X2)) = addition(X1,X2),
inference(spm,[status(thm)],[c_0_44,c_0_45]) ).
cnf(c_0_52,plain,
addition(X1,addition(X2,X3)) = addition(X2,addition(X1,X3)),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_44,c_0_20]),c_0_44]) ).
cnf(c_0_53,plain,
addition(X1,multiplication(domain(X2),X1)) = X1,
inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_46,c_0_47]),c_0_48]),c_0_29]),c_0_19]),c_0_19]) ).
cnf(c_0_54,plain,
domain(addition(X1,one)) = one,
inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_43,c_0_48]),c_0_20]),c_0_27]) ).
cnf(c_0_55,plain,
multiplication(domain(X1),addition(domain(X1),X2)) = multiplication(domain(X1),addition(X2,one)),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_28,c_0_49]),c_0_42]) ).
cnf(c_0_56,plain,
addition(X1,addition(domain(X2),multiplication(domain(addition(X1,X2)),addition(X1,domain(X2))))) = multiplication(domain(addition(X1,X2)),addition(X1,domain(X2))),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_25,c_0_50]),c_0_44]) ).
cnf(c_0_57,plain,
domain(addition(domain(X1),X2)) = domain(addition(X1,X2)),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_43,c_0_34]),c_0_43]) ).
cnf(c_0_58,plain,
addition(X1,addition(X2,X1)) = addition(X2,X1),
inference(spm,[status(thm)],[c_0_51,c_0_20]) ).
cnf(c_0_59,plain,
addition(X1,addition(X2,multiplication(domain(X3),X1))) = addition(X2,X1),
inference(spm,[status(thm)],[c_0_52,c_0_53]) ).
cnf(c_0_60,plain,
addition(X1,multiplication(domain(X1),X2)) = multiplication(domain(X1),addition(X1,X2)),
inference(spm,[status(thm)],[c_0_28,c_0_31]) ).
cnf(c_0_61,plain,
domain(multiplication(X1,addition(X2,one))) = domain(X1),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_30,c_0_54]),c_0_29]) ).
cnf(c_0_62,plain,
multiplication(domain(X1),domain(addition(X1,X2))) = domain(X1),
inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_55,c_0_56]),c_0_57]),c_0_43]),c_0_49]),c_0_57]),c_0_43]),c_0_49]),c_0_43]),c_0_58]),c_0_20]),c_0_27]),c_0_29]) ).
cnf(c_0_63,plain,
addition(X1,multiplication(domain(X2),addition(X2,X1))) = addition(X2,X1),
inference(spm,[status(thm)],[c_0_59,c_0_60]) ).
cnf(c_0_64,plain,
domain(addition(X1,multiplication(domain(X1),X2))) = domain(X1),
inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_57,c_0_42]),c_0_61]),c_0_34]) ).
cnf(c_0_65,plain,
domain(multiplication(domain(X1),X1)) = domain(X1),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_30,c_0_49]),c_0_34]) ).
cnf(c_0_66,plain,
multiplication(domain(X1),domain(addition(X2,X1))) = domain(X1),
inference(spm,[status(thm)],[c_0_62,c_0_63]) ).
cnf(c_0_67,plain,
domain(multiplication(domain(X1),addition(X1,X2))) = domain(X1),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_64,c_0_65]),c_0_28]) ).
cnf(c_0_68,plain,
multiplication(addition(X1,domain(X2)),X2) = addition(X2,multiplication(X1,X2)),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_18,c_0_31]),c_0_20]) ).
cnf(c_0_69,plain,
addition(multiplication(X1,domain(X2)),multiplication(domain(multiplication(X1,X2)),multiplication(X1,domain(X2)))) = multiplication(domain(multiplication(X1,X2)),multiplication(X1,domain(X2))),
inference(spm,[status(thm)],[c_0_25,c_0_30]) ).
cnf(c_0_70,plain,
multiplication(domain(multiplication(domain(X1),X2)),domain(X1)) = domain(multiplication(domain(X1),X2)),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_66,c_0_60]),c_0_67]) ).
cnf(c_0_71,plain,
multiplication(domain(addition(X1,X2)),X2) = X2,
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_68,c_0_43]),c_0_53]) ).
fof(c_0_72,negated_conjecture,
~ ! [X4,X5] : multiplication(domain(X4),domain(X5)) = multiplication(domain(X5),domain(X4)),
inference(assume_negation,[status(cth)],[goals]) ).
cnf(c_0_73,plain,
multiplication(domain(multiplication(X1,X2)),multiplication(X1,domain(X2))) = multiplication(X1,domain(X2)),
inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_69,c_0_26]),c_0_20]),c_0_27]),c_0_19]) ).
cnf(c_0_74,plain,
multiplication(domain(multiplication(domain(X1),X2)),multiplication(domain(X1),X3)) = multiplication(domain(multiplication(domain(X1),X2)),X3),
inference(spm,[status(thm)],[c_0_40,c_0_70]) ).
cnf(c_0_75,plain,
multiplication(domain(multiplication(domain(X1),X2)),domain(X2)) = domain(multiplication(domain(X1),X2)),
inference(spm,[status(thm)],[c_0_66,c_0_53]) ).
cnf(c_0_76,plain,
multiplication(domain(X1),multiplication(domain(X2),X1)) = multiplication(domain(X2),X1),
inference(spm,[status(thm)],[c_0_71,c_0_53]) ).
fof(c_0_77,negated_conjecture,
multiplication(domain(esk1_0),domain(esk2_0)) != multiplication(domain(esk2_0),domain(esk1_0)),
inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_72])])]) ).
cnf(c_0_78,plain,
domain(multiplication(domain(X1),X2)) = multiplication(domain(X1),domain(X2)),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_73,c_0_74]),c_0_75]) ).
cnf(c_0_79,plain,
multiplication(domain(X1),multiplication(domain(X2),domain(X1))) = multiplication(domain(X2),domain(X1)),
inference(spm,[status(thm)],[c_0_76,c_0_34]) ).
cnf(c_0_80,negated_conjecture,
multiplication(domain(esk1_0),domain(esk2_0)) != multiplication(domain(esk2_0),domain(esk1_0)),
inference(split_conjunct,[status(thm)],[c_0_77]) ).
cnf(c_0_81,plain,
multiplication(domain(X1),domain(X2)) = multiplication(domain(X2),domain(X1)),
inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_70,c_0_78]),c_0_40]),c_0_79]),c_0_78]) ).
cnf(c_0_82,negated_conjecture,
$false,
inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_80,c_0_81])]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12 % Problem : KLE062+1 : TPTP v9.2.1. Released v4.0.0.
% 0.00/0.12 % Command : /export/starexec/sandbox/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox/solver/bin/cse --final-prover /export/starexec/sandbox/solver/bin/eprover --proof-time %d --global-time-limit %d
% 0.16/0.33 % Computer : n028.cluster.edu
% 0.16/0.33 % Model : x86_64 x86_64
% 0.16/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.33 % Memory : 8042.1875MB
% 0.16/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.16/0.33 % CPULimit : 300
% 0.16/0.33 % WCLimit : 300
% 0.16/0.33 % DateTime : Mon May 4 20:28:45 EDT 2026
% 0.16/0.34 % CPUTime :
% 0.16/0.35 % start to proof: theBenchmark
% 4.42/3.36 % Version : CSE_E---1.7
% 4.42/3.36 % Problem : theBenchmark.p
% 4.42/3.36 % SZS status Theorem for theBenchmark.p
% 4.42/3.36 % SZS output start CNFRefutation
% See solution above
% 4.42/3.37 % Total time : 2.372s
%------------------------------------------------------------------------------