%------------------------------------------------------------------------------
% File : Twee---2.7
% Problem : LCL183-3 : TPTP v9.3.1. Released v2.3.0.
% Transfm : none
% Format : tptp:raw
% Command : run_twee /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n012.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 11:49:15 AM UTC 2026
% Result : Unsatisfiable 135.94s 17.48s
% Output : Proof 136.76s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.01 % Problem : LCL183-3 : TPTP v9.3.1. Released v2.3.0.
% 0.00/0.02 % Command : run_twee /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.03/0.29 % Computer : n012.cluster.edu
% 0.03/0.29 % Model : x86_64 x86_64
% 0.03/0.29 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.03/0.29 % Memory : 8046.5625MB
% 0.03/0.29 % OS : Linux 6.8.0-71-generic
% 0.03/0.29 % CPULimit : 300
% 0.03/0.29 % WCLimit : 300
% 0.03/0.29 % DateTime : Sun Sep 27 15:24:49 UTC 2026
% 0.03/0.30 % CPUTime :
% 0.03/0.30 Running run_twee /export/starexec/sandbox/benchmark/theBenchmark.p
% 135.94/17.48 Command-line arguments: --lhs-weight 1 --flip-ordering --normalise-queue-percent 10 --cp-renormalise-threshold 10 --complete-subsets --ground-joining-incomplete-limit 15 --flatten-every 2
% 135.94/17.48
% 135.94/17.48 % SZS status Unsatisfiable
% 135.94/17.48
% 136.76/17.52 % SZS output start Proof
% 136.76/17.52 Axiom 1 (implies_definition): implies(X, Y) = or(not(X), Y).
% 136.76/17.52 Axiom 2 (ifeq_axiom): ifeq(X, X, Y, Z) = Y.
% 136.76/17.52 Axiom 3 (axiom_1_3): axiom(implies(X, or(Y, X))) = true.
% 136.76/17.52 Axiom 4 (axiom_1_2): axiom(implies(or(X, X), X)) = true.
% 136.76/17.52 Axiom 5 (rule_1): ifeq(axiom(X), true, theorem(X), true) = true.
% 136.76/17.52 Axiom 6 (axiom_1_4): axiom(implies(or(X, Y), or(Y, X))) = true.
% 136.76/17.52 Axiom 7 (axiom_1_6): axiom(implies(implies(X, Y), implies(or(Z, X), or(Z, Y)))) = true.
% 136.76/17.52 Axiom 8 (axiom_1_5): axiom(implies(or(X, or(Y, Z)), or(Y, or(X, Z)))) = true.
% 136.76/17.53 Axiom 9 (rule_2): ifeq(theorem(implies(X, Y)), true, ifeq(theorem(X), true, theorem(Y), true), true) = true.
% 136.76/17.53
% 136.76/17.53 Goal 1 (prove_this): theorem(implies(implies(not(q), not(p)), implies(p, q))) = true.
% 136.76/17.53 Proof:
% 136.76/17.53 theorem(implies(implies(not(q), not(p)), implies(p, q)))
% 136.76/17.53 = { by axiom 2 (ifeq_axiom) R->L }
% 136.76/17.53 ifeq(true, true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true)
% 136.76/17.53 = { by axiom 2 (ifeq_axiom) R->L }
% 136.76/17.53 ifeq(true, true, ifeq(true, true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 9 (rule_2) R->L }
% 136.76/17.53 ifeq(ifeq(theorem(implies(implies(or(q, not(p)), implies(p, q)), implies(or(not(implies(not(q), not(p))), or(q, not(p))), or(not(implies(not(q), not(p))), implies(p, q))))), true, ifeq(theorem(implies(or(q, not(p)), implies(p, q))), true, theorem(implies(or(not(implies(not(q), not(p))), or(q, not(p))), or(not(implies(not(q), not(p))), implies(p, q)))), true), true), true, ifeq(true, true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 2 (ifeq_axiom) R->L }
% 136.76/17.53 ifeq(ifeq(ifeq(true, true, theorem(implies(implies(or(q, not(p)), implies(p, q)), implies(or(not(implies(not(q), not(p))), or(q, not(p))), or(not(implies(not(q), not(p))), implies(p, q))))), true), true, ifeq(theorem(implies(or(q, not(p)), implies(p, q))), true, theorem(implies(or(not(implies(not(q), not(p))), or(q, not(p))), or(not(implies(not(q), not(p))), implies(p, q)))), true), true), true, ifeq(true, true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 7 (axiom_1_6) R->L }
% 136.76/17.53 ifeq(ifeq(ifeq(axiom(implies(implies(or(q, not(p)), implies(p, q)), implies(or(not(implies(not(q), not(p))), or(q, not(p))), or(not(implies(not(q), not(p))), implies(p, q))))), true, theorem(implies(implies(or(q, not(p)), implies(p, q)), implies(or(not(implies(not(q), not(p))), or(q, not(p))), or(not(implies(not(q), not(p))), implies(p, q))))), true), true, ifeq(theorem(implies(or(q, not(p)), implies(p, q))), true, theorem(implies(or(not(implies(not(q), not(p))), or(q, not(p))), or(not(implies(not(q), not(p))), implies(p, q)))), true), true), true, ifeq(true, true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 5 (rule_1) }
% 136.76/17.53 ifeq(ifeq(true, true, ifeq(theorem(implies(or(q, not(p)), implies(p, q))), true, theorem(implies(or(not(implies(not(q), not(p))), or(q, not(p))), or(not(implies(not(q), not(p))), implies(p, q)))), true), true), true, ifeq(true, true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 2 (ifeq_axiom) }
% 136.76/17.53 ifeq(ifeq(theorem(implies(or(q, not(p)), implies(p, q))), true, theorem(implies(or(not(implies(not(q), not(p))), or(q, not(p))), or(not(implies(not(q), not(p))), implies(p, q)))), true), true, ifeq(true, true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 2 (ifeq_axiom) R->L }
% 136.76/17.53 ifeq(ifeq(ifeq(true, true, theorem(implies(or(q, not(p)), implies(p, q))), true), true, theorem(implies(or(not(implies(not(q), not(p))), or(q, not(p))), or(not(implies(not(q), not(p))), implies(p, q)))), true), true, ifeq(true, true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 6 (axiom_1_4) R->L }
% 136.76/17.53 ifeq(ifeq(ifeq(axiom(implies(or(q, not(p)), or(not(p), q))), true, theorem(implies(or(q, not(p)), implies(p, q))), true), true, theorem(implies(or(not(implies(not(q), not(p))), or(q, not(p))), or(not(implies(not(q), not(p))), implies(p, q)))), true), true, ifeq(true, true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 1 (implies_definition) R->L }
% 136.76/17.53 ifeq(ifeq(ifeq(axiom(implies(or(q, not(p)), implies(p, q))), true, theorem(implies(or(q, not(p)), implies(p, q))), true), true, theorem(implies(or(not(implies(not(q), not(p))), or(q, not(p))), or(not(implies(not(q), not(p))), implies(p, q)))), true), true, ifeq(true, true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 5 (rule_1) }
% 136.76/17.53 ifeq(ifeq(true, true, theorem(implies(or(not(implies(not(q), not(p))), or(q, not(p))), or(not(implies(not(q), not(p))), implies(p, q)))), true), true, ifeq(true, true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 2 (ifeq_axiom) }
% 136.76/17.53 ifeq(theorem(implies(or(not(implies(not(q), not(p))), or(q, not(p))), or(not(implies(not(q), not(p))), implies(p, q)))), true, ifeq(true, true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 1 (implies_definition) R->L }
% 136.76/17.53 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), or(not(implies(not(q), not(p))), implies(p, q)))), true, ifeq(true, true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 1 (implies_definition) R->L }
% 136.76/17.53 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(true, true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 9 (rule_2) R->L }
% 136.76/17.53 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(theorem(or(q, not(q))), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 2 (ifeq_axiom) R->L }
% 136.76/17.53 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(true, true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 9 (rule_2) R->L }
% 136.76/17.53 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(theorem(implies(or(implies(q, q), implies(q, q)), implies(q, q))), true, ifeq(theorem(or(implies(q, q), implies(q, q))), true, theorem(implies(q, q)), true), true), true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 2 (ifeq_axiom) R->L }
% 136.76/17.53 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(ifeq(true, true, theorem(implies(or(implies(q, q), implies(q, q)), implies(q, q))), true), true, ifeq(theorem(or(implies(q, q), implies(q, q))), true, theorem(implies(q, q)), true), true), true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 4 (axiom_1_2) R->L }
% 136.76/17.53 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(ifeq(axiom(implies(or(implies(q, q), implies(q, q)), implies(q, q))), true, theorem(implies(or(implies(q, q), implies(q, q)), implies(q, q))), true), true, ifeq(theorem(or(implies(q, q), implies(q, q))), true, theorem(implies(q, q)), true), true), true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 5 (rule_1) }
% 136.76/17.53 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(true, true, ifeq(theorem(or(implies(q, q), implies(q, q))), true, theorem(implies(q, q)), true), true), true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 2 (ifeq_axiom) }
% 136.76/17.53 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(theorem(or(implies(q, q), implies(q, q))), true, theorem(implies(q, q)), true), true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 2 (ifeq_axiom) R->L }
% 136.76/17.53 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(ifeq(true, true, theorem(or(implies(q, q), implies(q, q))), true), true, theorem(implies(q, q)), true), true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 5 (rule_1) R->L }
% 136.76/17.53 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(ifeq(ifeq(axiom(implies(implies(q, or(implies(q, q), q)), or(implies(q, q), implies(q, q)))), true, theorem(implies(implies(q, or(implies(q, q), q)), or(implies(q, q), implies(q, q)))), true), true, theorem(or(implies(q, q), implies(q, q))), true), true, theorem(implies(q, q)), true), true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 1 (implies_definition) }
% 136.76/17.53 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(ifeq(ifeq(axiom(implies(implies(q, or(implies(q, q), q)), or(implies(q, q), or(not(q), q)))), true, theorem(implies(implies(q, or(implies(q, q), q)), or(implies(q, q), implies(q, q)))), true), true, theorem(or(implies(q, q), implies(q, q))), true), true, theorem(implies(q, q)), true), true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.53 = { by axiom 1 (implies_definition) }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(ifeq(ifeq(axiom(implies(or(not(q), or(implies(q, q), q)), or(implies(q, q), or(not(q), q)))), true, theorem(implies(implies(q, or(implies(q, q), q)), or(implies(q, q), implies(q, q)))), true), true, theorem(or(implies(q, q), implies(q, q))), true), true, theorem(implies(q, q)), true), true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 8 (axiom_1_5) }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(ifeq(ifeq(true, true, theorem(implies(implies(q, or(implies(q, q), q)), or(implies(q, q), implies(q, q)))), true), true, theorem(or(implies(q, q), implies(q, q))), true), true, theorem(implies(q, q)), true), true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 2 (ifeq_axiom) }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(ifeq(theorem(implies(implies(q, or(implies(q, q), q)), or(implies(q, q), implies(q, q)))), true, theorem(or(implies(q, q), implies(q, q))), true), true, theorem(implies(q, q)), true), true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 2 (ifeq_axiom) R->L }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(ifeq(theorem(implies(implies(q, or(implies(q, q), q)), or(implies(q, q), implies(q, q)))), true, ifeq(true, true, theorem(or(implies(q, q), implies(q, q))), true), true), true, theorem(implies(q, q)), true), true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 5 (rule_1) R->L }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(ifeq(theorem(implies(implies(q, or(implies(q, q), q)), or(implies(q, q), implies(q, q)))), true, ifeq(ifeq(axiom(implies(q, or(implies(q, q), q))), true, theorem(implies(q, or(implies(q, q), q))), true), true, theorem(or(implies(q, q), implies(q, q))), true), true), true, theorem(implies(q, q)), true), true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 3 (axiom_1_3) }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(ifeq(theorem(implies(implies(q, or(implies(q, q), q)), or(implies(q, q), implies(q, q)))), true, ifeq(ifeq(true, true, theorem(implies(q, or(implies(q, q), q))), true), true, theorem(or(implies(q, q), implies(q, q))), true), true), true, theorem(implies(q, q)), true), true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 2 (ifeq_axiom) }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(ifeq(theorem(implies(implies(q, or(implies(q, q), q)), or(implies(q, q), implies(q, q)))), true, ifeq(theorem(implies(q, or(implies(q, q), q))), true, theorem(or(implies(q, q), implies(q, q))), true), true), true, theorem(implies(q, q)), true), true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 9 (rule_2) }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(true, true, theorem(implies(q, q)), true), true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 2 (ifeq_axiom) }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(theorem(implies(q, q)), true, theorem(or(q, not(q))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 2 (ifeq_axiom) R->L }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(true, true, ifeq(theorem(implies(q, q)), true, theorem(or(q, not(q))), true), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 5 (rule_1) R->L }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(axiom(implies(or(not(q), q), or(q, not(q)))), true, theorem(implies(or(not(q), q), or(q, not(q)))), true), true, ifeq(theorem(implies(q, q)), true, theorem(or(q, not(q))), true), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 6 (axiom_1_4) }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(ifeq(true, true, theorem(implies(or(not(q), q), or(q, not(q)))), true), true, ifeq(theorem(implies(q, q)), true, theorem(or(q, not(q))), true), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 2 (ifeq_axiom) }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(theorem(implies(or(not(q), q), or(q, not(q)))), true, ifeq(theorem(implies(q, q)), true, theorem(or(q, not(q))), true), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 1 (implies_definition) R->L }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(ifeq(theorem(implies(implies(q, q), or(q, not(q)))), true, ifeq(theorem(implies(q, q)), true, theorem(or(q, not(q))), true), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 9 (rule_2) }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, ifeq(true, true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 2 (ifeq_axiom) }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 2 (ifeq_axiom) R->L }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(ifeq(true, true, theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 5 (rule_1) R->L }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(ifeq(ifeq(axiom(implies(implies(implies(not(q), not(p)), implies(or(q, not(q)), or(q, not(p)))), implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p)))))), true, theorem(implies(implies(implies(not(q), not(p)), implies(or(q, not(q)), or(q, not(p)))), implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p)))))), true), true, theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 1 (implies_definition) }
% 136.76/17.54 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(ifeq(ifeq(axiom(implies(implies(implies(not(q), not(p)), implies(or(q, not(q)), or(q, not(p)))), or(not(or(q, not(q))), implies(implies(not(q), not(p)), or(q, not(p)))))), true, theorem(implies(implies(implies(not(q), not(p)), implies(or(q, not(q)), or(q, not(p)))), implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p)))))), true), true, theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.54 = { by axiom 1 (implies_definition) }
% 136.76/17.55 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(ifeq(ifeq(axiom(implies(implies(implies(not(q), not(p)), or(not(or(q, not(q))), or(q, not(p)))), or(not(or(q, not(q))), implies(implies(not(q), not(p)), or(q, not(p)))))), true, theorem(implies(implies(implies(not(q), not(p)), implies(or(q, not(q)), or(q, not(p)))), implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p)))))), true), true, theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.55 = { by axiom 1 (implies_definition) }
% 136.76/17.55 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(ifeq(ifeq(axiom(implies(implies(implies(not(q), not(p)), or(not(or(q, not(q))), or(q, not(p)))), or(not(or(q, not(q))), or(not(implies(not(q), not(p))), or(q, not(p)))))), true, theorem(implies(implies(implies(not(q), not(p)), implies(or(q, not(q)), or(q, not(p)))), implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p)))))), true), true, theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.55 = { by axiom 1 (implies_definition) }
% 136.76/17.55 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(ifeq(ifeq(axiom(implies(or(not(implies(not(q), not(p))), or(not(or(q, not(q))), or(q, not(p)))), or(not(or(q, not(q))), or(not(implies(not(q), not(p))), or(q, not(p)))))), true, theorem(implies(implies(implies(not(q), not(p)), implies(or(q, not(q)), or(q, not(p)))), implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p)))))), true), true, theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.55 = { by axiom 8 (axiom_1_5) }
% 136.76/17.55 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(ifeq(ifeq(true, true, theorem(implies(implies(implies(not(q), not(p)), implies(or(q, not(q)), or(q, not(p)))), implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p)))))), true), true, theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.55 = { by axiom 2 (ifeq_axiom) }
% 136.76/17.55 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(ifeq(theorem(implies(implies(implies(not(q), not(p)), implies(or(q, not(q)), or(q, not(p)))), implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p)))))), true, theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.55 = { by axiom 2 (ifeq_axiom) R->L }
% 136.76/17.55 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(ifeq(theorem(implies(implies(implies(not(q), not(p)), implies(or(q, not(q)), or(q, not(p)))), implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p)))))), true, ifeq(true, true, theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.55 = { by axiom 5 (rule_1) R->L }
% 136.76/17.55 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(ifeq(theorem(implies(implies(implies(not(q), not(p)), implies(or(q, not(q)), or(q, not(p)))), implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p)))))), true, ifeq(ifeq(axiom(implies(implies(not(q), not(p)), implies(or(q, not(q)), or(q, not(p))))), true, theorem(implies(implies(not(q), not(p)), implies(or(q, not(q)), or(q, not(p))))), true), true, theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.55 = { by axiom 7 (axiom_1_6) }
% 136.76/17.55 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(ifeq(theorem(implies(implies(implies(not(q), not(p)), implies(or(q, not(q)), or(q, not(p)))), implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p)))))), true, ifeq(ifeq(true, true, theorem(implies(implies(not(q), not(p)), implies(or(q, not(q)), or(q, not(p))))), true), true, theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.55 = { by axiom 2 (ifeq_axiom) }
% 136.76/17.55 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(ifeq(theorem(implies(implies(implies(not(q), not(p)), implies(or(q, not(q)), or(q, not(p)))), implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p)))))), true, ifeq(theorem(implies(implies(not(q), not(p)), implies(or(q, not(q)), or(q, not(p))))), true, theorem(implies(or(q, not(q)), implies(implies(not(q), not(p)), or(q, not(p))))), true), true), true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.55 = { by axiom 9 (rule_2) }
% 136.76/17.55 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(ifeq(true, true, theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.55 = { by axiom 2 (ifeq_axiom) }
% 136.76/17.55 ifeq(theorem(implies(implies(implies(not(q), not(p)), or(q, not(p))), implies(implies(not(q), not(p)), implies(p, q)))), true, ifeq(theorem(implies(implies(not(q), not(p)), or(q, not(p)))), true, theorem(implies(implies(not(q), not(p)), implies(p, q))), true), true)
% 136.76/17.55 = { by axiom 9 (rule_2) }
% 136.76/17.55 true
% 136.76/17.55 % SZS output end Proof
% 136.76/17.55
% 136.76/17.55 RESULT: Unsatisfiable (the axioms are contradictory).
%------------------------------------------------------------------------------