TSTP Solution File: ANA133-1 by Twee---2.5.0

View Problem - Process Solution

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% File     : Twee---2.5.0
% Problem  : ANA133-1 : TPTP v8.2.0. Released v8.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : parallel-twee /export/starexec/sandbox/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 04:17:35 EDT 2024

% Result   : Unsatisfiable 3.27s 0.74s
% Output   : Proof 3.27s
% Verified : 
% SZS Type : -

% Comments : 
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%----WARNING: Could not form TPTP format derivation
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%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.10  % Problem  : ANA133-1 : TPTP v8.2.0. Released v8.1.0.
% 0.00/0.10  % Command  : parallel-twee /export/starexec/sandbox/benchmark/theBenchmark.p --tstp --conditional-encoding if --smaller --drop-non-horn --give-up-on-saturation --explain-encoding
% 0.09/0.29  % Computer : n032.cluster.edu
% 0.09/0.29  % Model    : x86_64 x86_64
% 0.09/0.29  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.29  % Memory   : 8042.1875MB
% 0.09/0.29  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.09/0.29  % CPULimit : 300
% 0.09/0.29  % WCLimit  : 300
% 0.09/0.29  % DateTime : Sun Jun 23 04:16:23 EDT 2024
% 0.09/0.29  % CPUTime  : 
% 3.27/0.74  Command-line arguments: --lhs-weight 1 --flip-ordering --normalise-queue-percent 10 --cp-renormalise-threshold 10
% 3.27/0.74  
% 3.27/0.74  % SZS status Unsatisfiable
% 3.27/0.74  
% 3.27/0.74  % SZS output start Proof
% 3.27/0.74  Axiom 1 (derivative_of_x): d(x) = one.
% 3.27/0.74  Axiom 2 (commutativity_of_times): times(X, Y) = times(Y, X).
% 3.27/0.74  Axiom 3 (times_one): times(one, X) = X.
% 3.27/0.74  Axiom 4 (commutativity_of_plus): X + Y = Y + X.
% 3.27/0.74  Axiom 5 (plus_zero): zero + X = X.
% 3.27/0.74  Axiom 6 (minus): X + minus(X) = zero.
% 3.27/0.74  Axiom 7 (derivative_of_sin): d(sin(X)) = times(cos(X), d(X)).
% 3.27/0.74  Axiom 8 (derivative_of_plus): d(X + Y) = d(X) + d(Y).
% 3.27/0.74  Axiom 9 (associtivity_of_plus): X + (Y + Z) = (X + Y) + Z.
% 3.27/0.74  Axiom 10 (derivative_of_cos): d(cos(X)) = minus(times(sin(X), d(X))).
% 3.27/0.74  Axiom 11 (derivative_of_times): d(times(X, Y)) = times(X, d(Y)) + times(Y, d(X)).
% 3.27/0.74  
% 3.27/0.74  Goal 1 (goal): d(X) = times(x, cos(x)).
% 3.27/0.74  The goal is true when:
% 3.27/0.74    X = cos(x) + times(x, sin(x))
% 3.27/0.74  
% 3.27/0.74  Proof:
% 3.27/0.74    d(cos(x) + times(x, sin(x)))
% 3.27/0.74  = { by axiom 2 (commutativity_of_times) R->L }
% 3.27/0.74    d(cos(x) + times(sin(x), x))
% 3.27/0.74  = { by axiom 8 (derivative_of_plus) }
% 3.27/0.74    d(cos(x)) + d(times(sin(x), x))
% 3.27/0.74  = { by axiom 10 (derivative_of_cos) }
% 3.27/0.74    minus(times(sin(x), d(x))) + d(times(sin(x), x))
% 3.27/0.74  = { by axiom 2 (commutativity_of_times) }
% 3.27/0.74    minus(times(d(x), sin(x))) + d(times(sin(x), x))
% 3.27/0.74  = { by axiom 1 (derivative_of_x) }
% 3.27/0.74    minus(times(one, sin(x))) + d(times(sin(x), x))
% 3.27/0.74  = { by axiom 3 (times_one) }
% 3.27/0.74    minus(sin(x)) + d(times(sin(x), x))
% 3.27/0.74  = { by axiom 4 (commutativity_of_plus) R->L }
% 3.27/0.74    d(times(sin(x), x)) + minus(sin(x))
% 3.27/0.74  = { by axiom 11 (derivative_of_times) }
% 3.27/0.74    (times(sin(x), d(x)) + times(x, d(sin(x)))) + minus(sin(x))
% 3.27/0.74  = { by axiom 1 (derivative_of_x) }
% 3.27/0.74    (times(sin(x), one) + times(x, d(sin(x)))) + minus(sin(x))
% 3.27/0.74  = { by axiom 2 (commutativity_of_times) R->L }
% 3.27/0.74    (times(one, sin(x)) + times(x, d(sin(x)))) + minus(sin(x))
% 3.27/0.74  = { by axiom 3 (times_one) }
% 3.27/0.74    (sin(x) + times(x, d(sin(x)))) + minus(sin(x))
% 3.27/0.74  = { by axiom 9 (associtivity_of_plus) R->L }
% 3.27/0.74    sin(x) + (times(x, d(sin(x))) + minus(sin(x)))
% 3.27/0.74  = { by axiom 4 (commutativity_of_plus) }
% 3.27/0.74    sin(x) + (minus(sin(x)) + times(x, d(sin(x))))
% 3.27/0.74  = { by axiom 9 (associtivity_of_plus) }
% 3.27/0.74    (sin(x) + minus(sin(x))) + times(x, d(sin(x)))
% 3.27/0.74  = { by axiom 6 (minus) }
% 3.27/0.74    zero + times(x, d(sin(x)))
% 3.27/0.74  = { by axiom 5 (plus_zero) }
% 3.27/0.74    times(x, d(sin(x)))
% 3.27/0.74  = { by axiom 7 (derivative_of_sin) }
% 3.27/0.74    times(x, times(cos(x), d(x)))
% 3.27/0.74  = { by axiom 2 (commutativity_of_times) }
% 3.27/0.74    times(x, times(d(x), cos(x)))
% 3.27/0.74  = { by axiom 1 (derivative_of_x) }
% 3.27/0.74    times(x, times(one, cos(x)))
% 3.27/0.74  = { by axiom 3 (times_one) }
% 3.27/0.74    times(x, cos(x))
% 3.27/0.74  % SZS output end Proof
% 3.27/0.74  
% 3.27/0.74  RESULT: Unsatisfiable (the axioms are contradictory).
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