TSTP Solution File: SYN352-1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : SYN352-1 : TPTP v8.1.0. Released v1.2.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n025.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 : Thu Sep 29 23:54:55 EDT 2022

% Result   : Unsatisfiable 0.12s 0.40s
% Output   : Proof 0.18s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.11  % Problem  : SYN352-1 : TPTP v8.1.0. Released v1.2.0.
% 0.10/0.12  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.12/0.33  % Computer : n025.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 300
% 0.12/0.33  % DateTime : Mon Sep  5 02:57:04 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.12/0.33  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.12/0.33  Usage: tptp [options] [-file:]file
% 0.12/0.33    -h, -?       prints this message.
% 0.12/0.33    -smt2        print SMT-LIB2 benchmark.
% 0.12/0.33    -m, -model   generate model.
% 0.12/0.33    -p, -proof   generate proof.
% 0.12/0.33    -c, -core    generate unsat core of named formulas.
% 0.12/0.33    -st, -statistics display statistics.
% 0.12/0.33    -t:timeout   set timeout (in second).
% 0.12/0.33    -smt2status  display status in smt2 format instead of SZS.
% 0.12/0.33    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.12/0.33    -<param>:<value> configuration parameter and value.
% 0.12/0.33    -o:<output-file> file to place output in.
% 0.12/0.40  % SZS status Unsatisfiable
% 0.12/0.40  % SZS output start Proof
% 0.12/0.40  tff(f_type, type, (
% 0.12/0.40     f: ( $i * $i ) > $o)).
% 0.12/0.40  tff(z_type, type, (
% 0.12/0.40     z: ( $i * $i ) > $i)).
% 0.12/0.40  tff(b_type, type, (
% 0.12/0.40     b: $i)).
% 0.12/0.40  tff(1,assumption,(f(z(b, b), z(b, b))), introduced(assumption)).
% 0.12/0.40  tff(2,plain,
% 0.12/0.40      (^[Y: $i, X: $i] : refl((f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y))) <=> (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y))))),
% 0.12/0.40      inference(bind,[status(th)],[])).
% 0.12/0.40  tff(3,plain,
% 0.12/0.40      (![Y: $i, X: $i] : (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y))) <=> ![Y: $i, X: $i] : (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y)))),
% 0.12/0.40      inference(quant_intro,[status(thm)],[2])).
% 0.12/0.40  tff(4,plain,
% 0.12/0.40      (![Y: $i, X: $i] : (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y))) <=> ![Y: $i, X: $i] : (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y)))),
% 0.12/0.40      inference(rewrite,[status(thm)],[])).
% 0.12/0.40  tff(5,plain,
% 0.12/0.40      (^[Y: $i, X: $i] : rewrite((((~f(X, Y)) | f(X, z(X, Y))) | f(Y, z(X, Y))) <=> (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y))))),
% 0.12/0.40      inference(bind,[status(th)],[])).
% 0.12/0.40  tff(6,plain,
% 0.12/0.40      (![Y: $i, X: $i] : (((~f(X, Y)) | f(X, z(X, Y))) | f(Y, z(X, Y))) <=> ![Y: $i, X: $i] : (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y)))),
% 0.12/0.40      inference(quant_intro,[status(thm)],[5])).
% 0.12/0.40  tff(7,axiom,(![Y: $i, X: $i] : (((~f(X, Y)) | f(X, z(X, Y))) | f(Y, z(X, Y)))), file('/export/starexec/sandbox/benchmark/theBenchmark.p','clause7')).
% 0.12/0.40  tff(8,plain,
% 0.12/0.40      (![Y: $i, X: $i] : (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y)))),
% 0.12/0.40      inference(modus_ponens,[status(thm)],[7, 6])).
% 0.12/0.40  tff(9,plain,
% 0.12/0.40      (![Y: $i, X: $i] : (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y)))),
% 0.12/0.40      inference(modus_ponens,[status(thm)],[8, 4])).
% 0.12/0.40  tff(10,plain,(
% 0.12/0.40      ![Y: $i, X: $i] : (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y)))),
% 0.12/0.40      inference(skolemize,[status(sab)],[9])).
% 0.12/0.40  tff(11,plain,
% 0.12/0.40      (![Y: $i, X: $i] : (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y)))),
% 0.12/0.40      inference(modus_ponens,[status(thm)],[10, 3])).
% 0.12/0.40  tff(12,plain,
% 0.12/0.40      (((~![Y: $i, X: $i] : (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y)))) | (f(z(b, b), z(z(b, b), z(b, b))) | (~f(z(b, b), z(b, b))))) <=> ((~![Y: $i, X: $i] : (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y)))) | f(z(b, b), z(z(b, b), z(b, b))) | (~f(z(b, b), z(b, b))))),
% 0.12/0.40      inference(rewrite,[status(thm)],[])).
% 0.12/0.40  tff(13,plain,
% 0.12/0.40      ((f(z(b, b), z(z(b, b), z(b, b))) | (~f(z(b, b), z(b, b))) | f(z(b, b), z(z(b, b), z(b, b)))) <=> (f(z(b, b), z(z(b, b), z(b, b))) | (~f(z(b, b), z(b, b))))),
% 0.12/0.40      inference(rewrite,[status(thm)],[])).
% 0.12/0.40  tff(14,plain,
% 0.12/0.40      (((~![Y: $i, X: $i] : (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y)))) | (f(z(b, b), z(z(b, b), z(b, b))) | (~f(z(b, b), z(b, b))) | f(z(b, b), z(z(b, b), z(b, b))))) <=> ((~![Y: $i, X: $i] : (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y)))) | (f(z(b, b), z(z(b, b), z(b, b))) | (~f(z(b, b), z(b, b)))))),
% 0.12/0.40      inference(monotonicity,[status(thm)],[13])).
% 0.12/0.40  tff(15,plain,
% 0.12/0.40      (((~![Y: $i, X: $i] : (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y)))) | (f(z(b, b), z(z(b, b), z(b, b))) | (~f(z(b, b), z(b, b))) | f(z(b, b), z(z(b, b), z(b, b))))) <=> ((~![Y: $i, X: $i] : (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y)))) | f(z(b, b), z(z(b, b), z(b, b))) | (~f(z(b, b), z(b, b))))),
% 0.12/0.40      inference(transitivity,[status(thm)],[14, 12])).
% 0.12/0.40  tff(16,plain,
% 0.12/0.40      ((~![Y: $i, X: $i] : (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y)))) | (f(z(b, b), z(z(b, b), z(b, b))) | (~f(z(b, b), z(b, b))) | f(z(b, b), z(z(b, b), z(b, b))))),
% 0.12/0.40      inference(quant_inst,[status(thm)],[])).
% 0.12/0.40  tff(17,plain,
% 0.12/0.40      ((~![Y: $i, X: $i] : (f(Y, z(X, Y)) | (~f(X, Y)) | f(X, z(X, Y)))) | f(z(b, b), z(z(b, b), z(b, b))) | (~f(z(b, b), z(b, b)))),
% 0.12/0.40      inference(modus_ponens,[status(thm)],[16, 15])).
% 0.12/0.40  tff(18,plain,
% 0.12/0.40      (f(z(b, b), z(z(b, b), z(b, b))) | (~f(z(b, b), z(b, b)))),
% 0.12/0.40      inference(unit_resolution,[status(thm)],[17, 11])).
% 0.12/0.40  tff(19,plain,
% 0.12/0.40      (f(z(b, b), z(z(b, b), z(b, b)))),
% 0.12/0.40      inference(unit_resolution,[status(thm)],[18, 1])).
% 0.12/0.40  tff(20,plain,
% 0.12/0.40      (^[Y: $i, X: $i] : refl(((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y)))) <=> ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y)))))),
% 0.12/0.40      inference(bind,[status(th)],[])).
% 0.12/0.40  tff(21,plain,
% 0.12/0.40      (![Y: $i, X: $i] : ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y)))) <=> ![Y: $i, X: $i] : ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y))))),
% 0.18/0.40      inference(quant_intro,[status(thm)],[20])).
% 0.18/0.40  tff(22,plain,
% 0.18/0.40      (![Y: $i, X: $i] : ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y)))) <=> ![Y: $i, X: $i] : ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y))))),
% 0.18/0.40      inference(rewrite,[status(thm)],[])).
% 0.18/0.40  tff(23,plain,
% 0.18/0.40      (^[Y: $i, X: $i] : rewrite((((~f(X, Y)) | (~f(X, z(X, Y)))) | (~f(Y, z(X, Y)))) <=> ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y)))))),
% 0.18/0.40      inference(bind,[status(th)],[])).
% 0.18/0.40  tff(24,plain,
% 0.18/0.40      (![Y: $i, X: $i] : (((~f(X, Y)) | (~f(X, z(X, Y)))) | (~f(Y, z(X, Y)))) <=> ![Y: $i, X: $i] : ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y))))),
% 0.18/0.40      inference(quant_intro,[status(thm)],[23])).
% 0.18/0.40  tff(25,axiom,(![Y: $i, X: $i] : (((~f(X, Y)) | (~f(X, z(X, Y)))) | (~f(Y, z(X, Y))))), file('/export/starexec/sandbox/benchmark/theBenchmark.p','clause6')).
% 0.18/0.40  tff(26,plain,
% 0.18/0.40      (![Y: $i, X: $i] : ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y))))),
% 0.18/0.40      inference(modus_ponens,[status(thm)],[25, 24])).
% 0.18/0.40  tff(27,plain,
% 0.18/0.40      (![Y: $i, X: $i] : ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y))))),
% 0.18/0.40      inference(modus_ponens,[status(thm)],[26, 22])).
% 0.18/0.40  tff(28,plain,(
% 0.18/0.40      ![Y: $i, X: $i] : ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y))))),
% 0.18/0.40      inference(skolemize,[status(sab)],[27])).
% 0.18/0.40  tff(29,plain,
% 0.18/0.40      (![Y: $i, X: $i] : ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y))))),
% 0.18/0.40      inference(modus_ponens,[status(thm)],[28, 21])).
% 0.18/0.40  tff(30,plain,
% 0.18/0.40      (((~![Y: $i, X: $i] : ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y))))) | ((~f(z(b, b), z(b, b))) | (~f(z(b, b), z(z(b, b), z(b, b)))))) <=> ((~![Y: $i, X: $i] : ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y))))) | (~f(z(b, b), z(b, b))) | (~f(z(b, b), z(z(b, b), z(b, b)))))),
% 0.18/0.40      inference(rewrite,[status(thm)],[])).
% 0.18/0.40  tff(31,plain,
% 0.18/0.40      (((~f(z(b, b), z(b, b))) | (~f(z(b, b), z(z(b, b), z(b, b)))) | (~f(z(b, b), z(z(b, b), z(b, b))))) <=> ((~f(z(b, b), z(b, b))) | (~f(z(b, b), z(z(b, b), z(b, b)))))),
% 0.18/0.40      inference(rewrite,[status(thm)],[])).
% 0.18/0.40  tff(32,plain,
% 0.18/0.40      (((~![Y: $i, X: $i] : ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y))))) | ((~f(z(b, b), z(b, b))) | (~f(z(b, b), z(z(b, b), z(b, b)))) | (~f(z(b, b), z(z(b, b), z(b, b)))))) <=> ((~![Y: $i, X: $i] : ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y))))) | ((~f(z(b, b), z(b, b))) | (~f(z(b, b), z(z(b, b), z(b, b))))))),
% 0.18/0.40      inference(monotonicity,[status(thm)],[31])).
% 0.18/0.40  tff(33,plain,
% 0.18/0.40      (((~![Y: $i, X: $i] : ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y))))) | ((~f(z(b, b), z(b, b))) | (~f(z(b, b), z(z(b, b), z(b, b)))) | (~f(z(b, b), z(z(b, b), z(b, b)))))) <=> ((~![Y: $i, X: $i] : ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y))))) | (~f(z(b, b), z(b, b))) | (~f(z(b, b), z(z(b, b), z(b, b)))))),
% 0.18/0.40      inference(transitivity,[status(thm)],[32, 30])).
% 0.18/0.40  tff(34,plain,
% 0.18/0.40      ((~![Y: $i, X: $i] : ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y))))) | ((~f(z(b, b), z(b, b))) | (~f(z(b, b), z(z(b, b), z(b, b)))) | (~f(z(b, b), z(z(b, b), z(b, b)))))),
% 0.18/0.40      inference(quant_inst,[status(thm)],[])).
% 0.18/0.40  tff(35,plain,
% 0.18/0.40      ((~![Y: $i, X: $i] : ((~f(X, Y)) | (~f(X, z(X, Y))) | (~f(Y, z(X, Y))))) | (~f(z(b, b), z(b, b))) | (~f(z(b, b), z(z(b, b), z(b, b))))),
% 0.18/0.40      inference(modus_ponens,[status(thm)],[34, 33])).
% 0.18/0.40  tff(36,plain,
% 0.18/0.40      ($false),
% 0.18/0.40      inference(unit_resolution,[status(thm)],[35, 29, 1, 19])).
% 0.18/0.40  tff(37,plain,(~f(z(b, b), z(b, b))), inference(lemma,lemma(discharge,[]))).
% 0.18/0.40  tff(38,plain,
% 0.18/0.40      (^[Y: $i, X: $i] : refl((f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y))) <=> (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y))))),
% 0.18/0.40      inference(bind,[status(th)],[])).
% 0.18/0.40  tff(39,plain,
% 0.18/0.40      (![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y))) <=> ![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y)))),
% 0.18/0.40      inference(quant_intro,[status(thm)],[38])).
% 0.18/0.40  tff(40,plain,
% 0.18/0.40      (![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y))) <=> ![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y)))),
% 0.18/0.40      inference(rewrite,[status(thm)],[])).
% 0.18/0.40  tff(41,plain,
% 0.18/0.40      (^[Y: $i, X: $i] : rewrite(((f(b, z(X, Y)) | f(X, z(X, Y))) | f(z(X, Y), z(X, Y))) <=> (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y))))),
% 0.18/0.40      inference(bind,[status(th)],[])).
% 0.18/0.40  tff(42,plain,
% 0.18/0.40      (![Y: $i, X: $i] : ((f(b, z(X, Y)) | f(X, z(X, Y))) | f(z(X, Y), z(X, Y))) <=> ![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y)))),
% 0.18/0.40      inference(quant_intro,[status(thm)],[41])).
% 0.18/0.40  tff(43,axiom,(![Y: $i, X: $i] : ((f(b, z(X, Y)) | f(X, z(X, Y))) | f(z(X, Y), z(X, Y)))), file('/export/starexec/sandbox/benchmark/theBenchmark.p','clause4')).
% 0.18/0.40  tff(44,plain,
% 0.18/0.40      (![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y)))),
% 0.18/0.40      inference(modus_ponens,[status(thm)],[43, 42])).
% 0.18/0.40  tff(45,plain,
% 0.18/0.40      (![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y)))),
% 0.18/0.40      inference(modus_ponens,[status(thm)],[44, 40])).
% 0.18/0.40  tff(46,plain,(
% 0.18/0.40      ![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y)))),
% 0.18/0.40      inference(skolemize,[status(sab)],[45])).
% 0.18/0.40  tff(47,plain,
% 0.18/0.40      (![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y)))),
% 0.18/0.40      inference(modus_ponens,[status(thm)],[46, 39])).
% 0.18/0.40  tff(48,plain,
% 0.18/0.40      (((~![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y)))) | (f(z(b, b), z(b, b)) | f(b, z(b, b)))) <=> ((~![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y)))) | f(z(b, b), z(b, b)) | f(b, z(b, b)))),
% 0.18/0.40      inference(rewrite,[status(thm)],[])).
% 0.18/0.40  tff(49,plain,
% 0.18/0.40      ((f(z(b, b), z(b, b)) | f(b, z(b, b)) | f(b, z(b, b))) <=> (f(z(b, b), z(b, b)) | f(b, z(b, b)))),
% 0.18/0.40      inference(rewrite,[status(thm)],[])).
% 0.18/0.40  tff(50,plain,
% 0.18/0.40      (((~![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y)))) | (f(z(b, b), z(b, b)) | f(b, z(b, b)) | f(b, z(b, b)))) <=> ((~![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y)))) | (f(z(b, b), z(b, b)) | f(b, z(b, b))))),
% 0.18/0.40      inference(monotonicity,[status(thm)],[49])).
% 0.18/0.40  tff(51,plain,
% 0.18/0.40      (((~![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y)))) | (f(z(b, b), z(b, b)) | f(b, z(b, b)) | f(b, z(b, b)))) <=> ((~![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y)))) | f(z(b, b), z(b, b)) | f(b, z(b, b)))),
% 0.18/0.40      inference(transitivity,[status(thm)],[50, 48])).
% 0.18/0.40  tff(52,plain,
% 0.18/0.40      ((~![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y)))) | (f(z(b, b), z(b, b)) | f(b, z(b, b)) | f(b, z(b, b)))),
% 0.18/0.40      inference(quant_inst,[status(thm)],[])).
% 0.18/0.40  tff(53,plain,
% 0.18/0.40      ((~![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | f(b, z(X, Y)) | f(X, z(X, Y)))) | f(z(b, b), z(b, b)) | f(b, z(b, b))),
% 0.18/0.40      inference(modus_ponens,[status(thm)],[52, 51])).
% 0.18/0.40  tff(54,plain,
% 0.18/0.40      (f(z(b, b), z(b, b)) | f(b, z(b, b))),
% 0.18/0.40      inference(unit_resolution,[status(thm)],[53, 47])).
% 0.18/0.40  tff(55,plain,
% 0.18/0.40      (f(b, z(b, b))),
% 0.18/0.40      inference(unit_resolution,[status(thm)],[54, 37])).
% 0.18/0.40  tff(56,plain,
% 0.18/0.40      (^[Y: $i, X: $i] : refl((f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y)))) <=> (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y)))))),
% 0.18/0.40      inference(bind,[status(th)],[])).
% 0.18/0.40  tff(57,plain,
% 0.18/0.40      (![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y)))) <=> ![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y))))),
% 0.18/0.40      inference(quant_intro,[status(thm)],[56])).
% 0.18/0.40  tff(58,plain,
% 0.18/0.40      (![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y)))) <=> ![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y))))),
% 0.18/0.40      inference(rewrite,[status(thm)],[])).
% 0.18/0.40  tff(59,plain,
% 0.18/0.40      (^[Y: $i, X: $i] : rewrite((((~f(b, z(X, Y))) | (~f(X, z(X, Y)))) | f(z(X, Y), z(X, Y))) <=> (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y)))))),
% 0.18/0.40      inference(bind,[status(th)],[])).
% 0.18/0.40  tff(60,plain,
% 0.18/0.40      (![Y: $i, X: $i] : (((~f(b, z(X, Y))) | (~f(X, z(X, Y)))) | f(z(X, Y), z(X, Y))) <=> ![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y))))),
% 0.18/0.40      inference(quant_intro,[status(thm)],[59])).
% 0.18/0.40  tff(61,axiom,(![Y: $i, X: $i] : (((~f(b, z(X, Y))) | (~f(X, z(X, Y)))) | f(z(X, Y), z(X, Y)))), file('/export/starexec/sandbox/benchmark/theBenchmark.p','clause5')).
% 0.18/0.40  tff(62,plain,
% 0.18/0.40      (![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y))))),
% 0.18/0.41      inference(modus_ponens,[status(thm)],[61, 60])).
% 0.18/0.41  tff(63,plain,
% 0.18/0.41      (![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y))))),
% 0.18/0.41      inference(modus_ponens,[status(thm)],[62, 58])).
% 0.18/0.41  tff(64,plain,(
% 0.18/0.41      ![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y))))),
% 0.18/0.41      inference(skolemize,[status(sab)],[63])).
% 0.18/0.41  tff(65,plain,
% 0.18/0.41      (![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y))))),
% 0.18/0.41      inference(modus_ponens,[status(thm)],[64, 57])).
% 0.18/0.41  tff(66,plain,
% 0.18/0.41      (((~![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y))))) | (f(z(b, b), z(b, b)) | (~f(b, z(b, b))))) <=> ((~![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y))))) | f(z(b, b), z(b, b)) | (~f(b, z(b, b))))),
% 0.18/0.41      inference(rewrite,[status(thm)],[])).
% 0.18/0.41  tff(67,plain,
% 0.18/0.41      ((f(z(b, b), z(b, b)) | (~f(b, z(b, b))) | (~f(b, z(b, b)))) <=> (f(z(b, b), z(b, b)) | (~f(b, z(b, b))))),
% 0.18/0.41      inference(rewrite,[status(thm)],[])).
% 0.18/0.41  tff(68,plain,
% 0.18/0.41      (((~![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y))))) | (f(z(b, b), z(b, b)) | (~f(b, z(b, b))) | (~f(b, z(b, b))))) <=> ((~![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y))))) | (f(z(b, b), z(b, b)) | (~f(b, z(b, b)))))),
% 0.18/0.41      inference(monotonicity,[status(thm)],[67])).
% 0.18/0.41  tff(69,plain,
% 0.18/0.41      (((~![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y))))) | (f(z(b, b), z(b, b)) | (~f(b, z(b, b))) | (~f(b, z(b, b))))) <=> ((~![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y))))) | f(z(b, b), z(b, b)) | (~f(b, z(b, b))))),
% 0.18/0.41      inference(transitivity,[status(thm)],[68, 66])).
% 0.18/0.41  tff(70,plain,
% 0.18/0.41      ((~![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y))))) | (f(z(b, b), z(b, b)) | (~f(b, z(b, b))) | (~f(b, z(b, b))))),
% 0.18/0.41      inference(quant_inst,[status(thm)],[])).
% 0.18/0.41  tff(71,plain,
% 0.18/0.41      ((~![Y: $i, X: $i] : (f(z(X, Y), z(X, Y)) | (~f(X, z(X, Y))) | (~f(b, z(X, Y))))) | f(z(b, b), z(b, b)) | (~f(b, z(b, b)))),
% 0.18/0.41      inference(modus_ponens,[status(thm)],[70, 69])).
% 0.18/0.41  tff(72,plain,
% 0.18/0.41      ($false),
% 0.18/0.41      inference(unit_resolution,[status(thm)],[71, 65, 37, 55])).
% 0.18/0.41  % SZS output end Proof
%------------------------------------------------------------------------------