TSTP Solution File: COL042-7 by Twee---2.5.0
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% File : Twee---2.5.0
% Problem : COL042-7 : TPTP v8.2.0. Released v2.1.0.
% Transfm : none
% Format : tptp:raw
% Command : parallel-twee /export/starexec/sandbox2/benchmark/theBenchmark.p --tstp --conditional-encoding if --smaller --drop-non-horn --give-up-on-saturation --explain-encoding
% Computer : n032.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 : Mon Jun 24 04:50:18 EDT 2024
% Result : Unsatisfiable 0.11s 0.49s
% Output : Proof 0.11s
% Verified :
% SZS Type : -
% Comments :
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%----WARNING: Could not form TPTP format derivation
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%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.08 % Problem : COL042-7 : TPTP v8.2.0. Released v2.1.0.
% 0.00/0.08 % Command : parallel-twee /export/starexec/sandbox2/benchmark/theBenchmark.p --tstp --conditional-encoding if --smaller --drop-non-horn --give-up-on-saturation --explain-encoding
% 0.07/0.26 % Computer : n032.cluster.edu
% 0.07/0.26 % Model : x86_64 x86_64
% 0.07/0.26 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.07/0.26 % Memory : 8042.1875MB
% 0.07/0.26 % OS : Linux 3.10.0-693.el7.x86_64
% 0.07/0.26 % CPULimit : 300
% 0.07/0.26 % WCLimit : 300
% 0.07/0.26 % DateTime : Tue Jun 18 16:02:23 EDT 2024
% 0.07/0.27 % CPUTime :
% 0.11/0.49 Command-line arguments: --random-mode --random-mode-goal-directed --no-flatten-goal --no-connectedness --no-ground-joining
% 0.11/0.49
% 0.11/0.49 % SZS status Unsatisfiable
% 0.11/0.49
% 0.11/0.49 % SZS output start Proof
% 0.11/0.49 Axiom 1 (w1_definition): apply(apply(w1, X), Y) = apply(apply(Y, X), X).
% 0.11/0.49 Axiom 2 (b_definition): apply(apply(apply(b, X), Y), Z) = apply(X, apply(Y, Z)).
% 0.11/0.49 Axiom 3 (strong_fixed_point): strong_fixed_point = apply(apply(b, apply(apply(b, apply(w1, w1)), apply(b, w1))), apply(apply(b, b), b)).
% 0.11/0.49
% 0.11/0.49 Lemma 4: apply(apply(w1, X), apply(apply(b, Y), Z)) = apply(apply(Y, apply(Z, X)), X).
% 0.11/0.49 Proof:
% 0.11/0.49 apply(apply(w1, X), apply(apply(b, Y), Z))
% 0.11/0.49 = { by axiom 1 (w1_definition) }
% 0.11/0.49 apply(apply(apply(apply(b, Y), Z), X), X)
% 0.11/0.49 = { by axiom 2 (b_definition) }
% 0.11/0.49 apply(apply(Y, apply(Z, X)), X)
% 0.11/0.49
% 0.11/0.49 Lemma 5: apply(apply(w1, apply(apply(b, apply(b, X)), w1)), w1) = apply(strong_fixed_point, X).
% 0.11/0.49 Proof:
% 0.11/0.49 apply(apply(w1, apply(apply(b, apply(b, X)), w1)), w1)
% 0.11/0.49 = { by axiom 2 (b_definition) R->L }
% 0.11/0.49 apply(apply(w1, apply(apply(apply(apply(b, b), b), X), w1)), w1)
% 0.11/0.49 = { by axiom 1 (w1_definition) R->L }
% 0.11/0.49 apply(apply(w1, apply(apply(apply(apply(w1, b), b), X), w1)), w1)
% 0.11/0.49 = { by axiom 1 (w1_definition) R->L }
% 0.11/0.49 apply(apply(w1, apply(apply(apply(apply(w1, b), w1), X), w1)), w1)
% 0.11/0.49 = { by lemma 4 R->L }
% 0.11/0.49 apply(apply(w1, w1), apply(apply(b, w1), apply(apply(apply(w1, b), w1), X)))
% 0.11/0.49 = { by axiom 2 (b_definition) R->L }
% 0.11/0.49 apply(apply(apply(b, apply(w1, w1)), apply(b, w1)), apply(apply(apply(w1, b), w1), X))
% 0.11/0.49 = { by axiom 2 (b_definition) R->L }
% 0.11/0.49 apply(apply(apply(b, apply(apply(b, apply(w1, w1)), apply(b, w1))), apply(apply(w1, b), w1)), X)
% 0.11/0.49 = { by axiom 1 (w1_definition) }
% 0.11/0.49 apply(apply(apply(b, apply(apply(b, apply(w1, w1)), apply(b, w1))), apply(apply(w1, b), b)), X)
% 0.11/0.49 = { by axiom 1 (w1_definition) }
% 0.11/0.49 apply(apply(apply(b, apply(apply(b, apply(w1, w1)), apply(b, w1))), apply(apply(b, b), b)), X)
% 0.11/0.49 = { by axiom 3 (strong_fixed_point) R->L }
% 0.11/0.49 apply(strong_fixed_point, X)
% 0.11/0.49
% 0.11/0.49 Goal 1 (prove_strong_fixed_point): apply(strong_fixed_point, fixed_pt) = apply(fixed_pt, apply(strong_fixed_point, fixed_pt)).
% 0.11/0.49 Proof:
% 0.11/0.49 apply(strong_fixed_point, fixed_pt)
% 0.11/0.49 = { by lemma 5 R->L }
% 0.11/0.49 apply(apply(w1, apply(apply(b, apply(b, fixed_pt)), w1)), w1)
% 0.11/0.49 = { by axiom 1 (w1_definition) }
% 0.11/0.49 apply(apply(w1, apply(apply(b, apply(b, fixed_pt)), w1)), apply(apply(b, apply(b, fixed_pt)), w1))
% 0.11/0.49 = { by lemma 4 }
% 0.11/0.49 apply(apply(apply(b, fixed_pt), apply(w1, apply(apply(b, apply(b, fixed_pt)), w1))), apply(apply(b, apply(b, fixed_pt)), w1))
% 0.11/0.49 = { by axiom 2 (b_definition) }
% 0.11/0.49 apply(fixed_pt, apply(apply(w1, apply(apply(b, apply(b, fixed_pt)), w1)), apply(apply(b, apply(b, fixed_pt)), w1)))
% 0.11/0.49 = { by axiom 1 (w1_definition) R->L }
% 0.11/0.49 apply(fixed_pt, apply(apply(w1, apply(apply(b, apply(b, fixed_pt)), w1)), w1))
% 0.11/0.49 = { by lemma 5 }
% 0.11/0.49 apply(fixed_pt, apply(strong_fixed_point, fixed_pt))
% 0.11/0.49 % SZS output end Proof
% 0.11/0.49
% 0.11/0.49 RESULT: Unsatisfiable (the axioms are contradictory).
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