%------------------------------------------------------------------------------
% File : Twee---2.7
% Problem : HEN005-4 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_twee /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n026.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 : Tue Sep 29 10:18:57 AM UTC 2026
% Result : Unsatisfiable 0.13s 0.46s
% Output : Proof 0.13s
% Verified :
% SZS Type : -
% Comments :
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%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : HEN005-4 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.03 % Command : run_twee /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.10/0.36 % Computer : n026.cluster.edu
% 0.10/0.36 % Model : x86_64 x86_64
% 0.10/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.36 % Memory : 8046.5625MB
% 0.10/0.36 % OS : Linux 6.8.0-71-generic
% 0.10/0.36 % CPULimit : 300
% 0.10/0.36 % WCLimit : 300
% 0.10/0.36 % DateTime : Sun Sep 27 10:52:31 UTC 2026
% 0.10/0.37 % CPUTime :
% 0.10/0.37 Running run_twee /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.46 Command-line arguments: --lhs-weight 9 --flip-ordering --complete-subsets --normalise-queue-percent 10 --cp-renormalise-threshold 10
% 0.13/0.46
% 0.13/0.46 % SZS status Unsatisfiable
% 0.13/0.46
% 0.13/0.46 % SZS output start Proof
% 0.13/0.46 Axiom 1 (a_LE_b): less_equal(a, b) = true.
% 0.13/0.46 Axiom 2 (b_LE_c): less_equal(b, c) = true.
% 0.13/0.46 Axiom 3 (x_divide_zero_is_x): divide(X, zero) = X.
% 0.13/0.46 Axiom 4 (zero_divide_anything_is_zero): divide(zero, X) = zero.
% 0.13/0.46 Axiom 5 (ifeq_axiom): ifeq(X, X, Y, Z) = Y.
% 0.13/0.46 Axiom 6 (ifeq_axiom): ifeq2(X, X, Y, Z) = Y.
% 0.13/0.46 Axiom 7 (quotient_less_equal1): ifeq(less_equal(X, Y), true, divide(X, Y), zero) = zero.
% 0.13/0.46 Axiom 8 (quotient_less_equal2): ifeq2(divide(X, Y), zero, less_equal(X, Y), true) = true.
% 0.13/0.47 Axiom 9 (quotient_property): less_equal(divide(divide(X, Y), divide(Z, Y)), divide(divide(X, Z), Y)) = true.
% 0.13/0.47
% 0.13/0.47 Goal 1 (prove_a_LE_c): less_equal(a, c) = true.
% 0.13/0.47 Proof:
% 0.13/0.47 less_equal(a, c)
% 0.13/0.47 = { by axiom 6 (ifeq_axiom) R->L }
% 0.13/0.47 ifeq2(zero, zero, less_equal(a, c), true)
% 0.13/0.47 = { by axiom 7 (quotient_less_equal1) R->L }
% 0.13/0.47 ifeq2(ifeq(less_equal(divide(a, c), zero), true, divide(divide(a, c), zero), zero), zero, less_equal(a, c), true)
% 0.13/0.47 = { by axiom 3 (x_divide_zero_is_x) R->L }
% 0.13/0.47 ifeq2(ifeq(less_equal(divide(divide(a, c), zero), zero), true, divide(divide(a, c), zero), zero), zero, less_equal(a, c), true)
% 0.13/0.47 = { by axiom 7 (quotient_less_equal1) R->L }
% 0.13/0.47 ifeq2(ifeq(less_equal(divide(divide(a, c), ifeq(less_equal(b, c), true, divide(b, c), zero)), zero), true, divide(divide(a, c), zero), zero), zero, less_equal(a, c), true)
% 0.13/0.47 = { by axiom 2 (b_LE_c) }
% 0.13/0.47 ifeq2(ifeq(less_equal(divide(divide(a, c), ifeq(true, true, divide(b, c), zero)), zero), true, divide(divide(a, c), zero), zero), zero, less_equal(a, c), true)
% 0.13/0.47 = { by axiom 5 (ifeq_axiom) }
% 0.13/0.47 ifeq2(ifeq(less_equal(divide(divide(a, c), divide(b, c)), zero), true, divide(divide(a, c), zero), zero), zero, less_equal(a, c), true)
% 0.13/0.47 = { by axiom 4 (zero_divide_anything_is_zero) R->L }
% 0.13/0.47 ifeq2(ifeq(less_equal(divide(divide(a, c), divide(b, c)), divide(zero, c)), true, divide(divide(a, c), zero), zero), zero, less_equal(a, c), true)
% 0.13/0.47 = { by axiom 7 (quotient_less_equal1) R->L }
% 0.13/0.47 ifeq2(ifeq(less_equal(divide(divide(a, c), divide(b, c)), divide(ifeq(less_equal(a, b), true, divide(a, b), zero), c)), true, divide(divide(a, c), zero), zero), zero, less_equal(a, c), true)
% 0.13/0.47 = { by axiom 1 (a_LE_b) }
% 0.13/0.47 ifeq2(ifeq(less_equal(divide(divide(a, c), divide(b, c)), divide(ifeq(true, true, divide(a, b), zero), c)), true, divide(divide(a, c), zero), zero), zero, less_equal(a, c), true)
% 0.13/0.47 = { by axiom 5 (ifeq_axiom) }
% 0.13/0.47 ifeq2(ifeq(less_equal(divide(divide(a, c), divide(b, c)), divide(divide(a, b), c)), true, divide(divide(a, c), zero), zero), zero, less_equal(a, c), true)
% 0.13/0.47 = { by axiom 9 (quotient_property) }
% 0.13/0.47 ifeq2(ifeq(true, true, divide(divide(a, c), zero), zero), zero, less_equal(a, c), true)
% 0.13/0.47 = { by axiom 5 (ifeq_axiom) }
% 0.13/0.47 ifeq2(divide(divide(a, c), zero), zero, less_equal(a, c), true)
% 0.13/0.47 = { by axiom 3 (x_divide_zero_is_x) }
% 0.13/0.47 ifeq2(divide(a, c), zero, less_equal(a, c), true)
% 0.13/0.47 = { by axiom 8 (quotient_less_equal2) }
% 0.13/0.47 true
% 0.13/0.47 % SZS output end Proof
% 0.13/0.47
% 0.13/0.47 RESULT: Unsatisfiable (the axioms are contradictory).
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