TSTP Solution File: SYN078+1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : SYN078+1 : TPTP v8.1.0. Released v2.0.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n029.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 23:53:37 EDT 2022

% Result   : Theorem 0.20s 0.39s
% Output   : Proof 0.20s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SYN078+1 : TPTP v8.1.0. Released v2.0.0.
% 0.03/0.13  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.13/0.34  % Computer : n029.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Mon Sep  5 01:48:16 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.13/0.34  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.13/0.34  Usage: tptp [options] [-file:]file
% 0.13/0.34    -h, -?       prints this message.
% 0.13/0.34    -smt2        print SMT-LIB2 benchmark.
% 0.13/0.34    -m, -model   generate model.
% 0.13/0.34    -p, -proof   generate proof.
% 0.13/0.34    -c, -core    generate unsat core of named formulas.
% 0.13/0.34    -st, -statistics display statistics.
% 0.13/0.34    -t:timeout   set timeout (in second).
% 0.13/0.34    -smt2status  display status in smt2 format instead of SZS.
% 0.13/0.34    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.13/0.34    -<param>:<value> configuration parameter and value.
% 0.13/0.34    -o:<output-file> file to place output in.
% 0.20/0.39  % SZS status Theorem
% 0.20/0.39  % SZS output start Proof
% 0.20/0.39  tff(big_p_type, type, (
% 0.20/0.39     big_p: $i > $o)).
% 0.20/0.39  tff(tptp_fun_U_2_type, type, (
% 0.20/0.39     tptp_fun_U_2: $i)).
% 0.20/0.39  tff(f_type, type, (
% 0.20/0.39     f: $i > $i)).
% 0.20/0.39  tff(tptp_fun_Y_1_type, type, (
% 0.20/0.39     tptp_fun_Y_1: $i)).
% 0.20/0.39  tff(tptp_fun_X_0_type, type, (
% 0.20/0.39     tptp_fun_X_0: $i)).
% 0.20/0.39  tff(1,assumption,(~(big_p(X!0) | (~big_p(Y!1)) | (~(X!0 = f(Y!1))))), introduced(assumption)).
% 0.20/0.39  tff(2,plain,
% 0.20/0.39      ((big_p(X!0) | (~big_p(Y!1)) | (~(X!0 = f(Y!1)))) | (X!0 = f(Y!1))),
% 0.20/0.39      inference(tautology,[status(thm)],[])).
% 0.20/0.39  tff(3,plain,
% 0.20/0.39      (X!0 = f(Y!1)),
% 0.20/0.39      inference(unit_resolution,[status(thm)],[2, 1])).
% 0.20/0.39  tff(4,plain,
% 0.20/0.39      ((big_p(X!0) | (~big_p(Y!1)) | (~(X!0 = f(Y!1)))) | (~big_p(X!0))),
% 0.20/0.39      inference(tautology,[status(thm)],[])).
% 0.20/0.39  tff(5,plain,
% 0.20/0.39      (~big_p(X!0)),
% 0.20/0.39      inference(unit_resolution,[status(thm)],[4, 1])).
% 0.20/0.39  tff(6,assumption,(X!0 = f(Y!1)), introduced(assumption)).
% 0.20/0.39  tff(7,plain,
% 0.20/0.39      (f(Y!1) = X!0),
% 0.20/0.39      inference(symmetry,[status(thm)],[6])).
% 0.20/0.39  tff(8,plain,
% 0.20/0.39      (big_p(f(Y!1)) <=> big_p(X!0)),
% 0.20/0.39      inference(monotonicity,[status(thm)],[7])).
% 0.20/0.39  tff(9,plain,
% 0.20/0.39      (big_p(X!0) <=> big_p(f(Y!1))),
% 0.20/0.39      inference(symmetry,[status(thm)],[8])).
% 0.20/0.39  tff(10,plain,
% 0.20/0.39      ((~big_p(X!0)) <=> (~big_p(f(Y!1)))),
% 0.20/0.39      inference(monotonicity,[status(thm)],[9])).
% 0.20/0.39  tff(11,assumption,(~big_p(X!0)), introduced(assumption)).
% 0.20/0.39  tff(12,plain,
% 0.20/0.39      (~big_p(f(Y!1))),
% 0.20/0.39      inference(modus_ponens,[status(thm)],[11, 10])).
% 0.20/0.39  tff(13,assumption,(big_p(f(Y!1))), introduced(assumption)).
% 0.20/0.39  tff(14,plain,
% 0.20/0.39      ($false),
% 0.20/0.39      inference(unit_resolution,[status(thm)],[13, 12])).
% 0.20/0.39  tff(15,plain,((~big_p(f(Y!1))) | big_p(X!0) | (~(X!0 = f(Y!1)))), inference(lemma,lemma(discharge,[]))).
% 0.20/0.39  tff(16,plain,
% 0.20/0.39      (~big_p(f(Y!1))),
% 0.20/0.39      inference(unit_resolution,[status(thm)],[15, 5, 3])).
% 0.20/0.39  tff(17,plain,
% 0.20/0.39      ((big_p(X!0) | (~big_p(Y!1)) | (~(X!0 = f(Y!1)))) | big_p(Y!1)),
% 0.20/0.39      inference(tautology,[status(thm)],[])).
% 0.20/0.39  tff(18,plain,
% 0.20/0.39      (big_p(Y!1)),
% 0.20/0.39      inference(unit_resolution,[status(thm)],[17, 1])).
% 0.20/0.39  tff(19,assumption,(~big_p(f(Y!1))), introduced(assumption)).
% 0.20/0.39  tff(20,assumption,(big_p(Y!1)), introduced(assumption)).
% 0.20/0.39  tff(21,assumption,(![U: $i] : (big_p(f(U)) | (~big_p(U)))), introduced(assumption)).
% 0.20/0.39  tff(22,plain,
% 0.20/0.39      (((~![U: $i] : (big_p(f(U)) | (~big_p(U)))) | (big_p(f(Y!1)) | (~big_p(Y!1)))) <=> ((~![U: $i] : (big_p(f(U)) | (~big_p(U)))) | big_p(f(Y!1)) | (~big_p(Y!1)))),
% 0.20/0.39      inference(rewrite,[status(thm)],[])).
% 0.20/0.39  tff(23,plain,
% 0.20/0.39      ((~![U: $i] : (big_p(f(U)) | (~big_p(U)))) | (big_p(f(Y!1)) | (~big_p(Y!1)))),
% 0.20/0.39      inference(quant_inst,[status(thm)],[])).
% 0.20/0.39  tff(24,plain,
% 0.20/0.39      ((~![U: $i] : (big_p(f(U)) | (~big_p(U)))) | big_p(f(Y!1)) | (~big_p(Y!1))),
% 0.20/0.39      inference(modus_ponens,[status(thm)],[23, 22])).
% 0.20/0.39  tff(25,plain,
% 0.20/0.39      ($false),
% 0.20/0.39      inference(unit_resolution,[status(thm)],[24, 21, 20, 19])).
% 0.20/0.39  tff(26,plain,((~![U: $i] : (big_p(f(U)) | (~big_p(U)))) | (~big_p(Y!1)) | big_p(f(Y!1))), inference(lemma,lemma(discharge,[]))).
% 0.20/0.39  tff(27,plain,
% 0.20/0.39      (~![U: $i] : (big_p(f(U)) | (~big_p(U)))),
% 0.20/0.39      inference(unit_resolution,[status(thm)],[26, 18, 16])).
% 0.20/0.39  tff(28,plain,
% 0.20/0.39      ((![U: $i] : (big_p(f(U)) | (~big_p(U))) | ![X: $i] : (big_p(X) | ![Y: $i] : ((~big_p(Y)) | (~(X = f(Y)))))) <=> (![U: $i] : (big_p(f(U)) | (~big_p(U))) | ![X: $i] : (big_p(X) | ![Y: $i] : ((~big_p(Y)) | (~(X = f(Y))))))),
% 0.20/0.39      inference(rewrite,[status(thm)],[])).
% 0.20/0.39  tff(29,plain,
% 0.20/0.39      ((![U: $i] : (big_p(f(U)) | (~big_p(U))) | ![X: $i] : (big_p(X) | ![Y: $i] : (~(big_p(Y) & (X = f(Y)))))) <=> (![U: $i] : (big_p(f(U)) | (~big_p(U))) | ![X: $i] : (big_p(X) | ![Y: $i] : ((~big_p(Y)) | (~(X = f(Y))))))),
% 0.20/0.39      inference(rewrite,[status(thm)],[])).
% 0.20/0.39  tff(30,plain,
% 0.20/0.39      (((![X: $i] : (big_p(X) | ![Y: $i] : (~(big_p(Y) & (X = f(Y))))) | ![U: $i] : (big_p(f(U)) | (~big_p(U)))) & (((~big_p(X!0)) & (big_p(Y!1) & (X!0 = f(Y!1)))) | (~(big_p(f(U!2)) | (~big_p(U!2)))))) <=> ((![U: $i] : (big_p(f(U)) | (~big_p(U))) | ![X: $i] : (big_p(X) | ![Y: $i] : (~(big_p(Y) & (X = f(Y)))))) & ((~(big_p(f(U!2)) | (~big_p(U!2)))) | ((~big_p(X!0)) & big_p(Y!1) & (X!0 = f(Y!1)))))),
% 0.20/0.39      inference(rewrite,[status(thm)],[])).
% 0.20/0.39  tff(31,plain,
% 0.20/0.39      (((~![X: $i] : (big_p(X) | (~?[Y: $i] : (big_p(Y) & (X = f(Y)))))) <=> ![U: $i] : (big_p(f(U)) | (~big_p(U)))) <=> ((~![X: $i] : (big_p(X) | (~?[Y: $i] : (big_p(Y) & (X = f(Y)))))) <=> ![U: $i] : (big_p(f(U)) | (~big_p(U))))),
% 0.20/0.39      inference(rewrite,[status(thm)],[])).
% 0.20/0.39  tff(32,plain,
% 0.20/0.39      ((~(![X: $i] : (big_p(X) | (~?[Y: $i] : (big_p(Y) & (X = f(Y))))) <=> ![U: $i] : (big_p(f(U)) | (~big_p(U))))) <=> ((~![X: $i] : (big_p(X) | (~?[Y: $i] : (big_p(Y) & (X = f(Y)))))) <=> ![U: $i] : (big_p(f(U)) | (~big_p(U))))),
% 0.20/0.39      inference(rewrite,[status(thm)],[])).
% 0.20/0.39  tff(33,plain,
% 0.20/0.39      ((![X: $i] : (?[Y: $i] : (big_p(Y) & (X = f(Y))) => big_p(X)) <=> ![U: $i] : (big_p(U) => big_p(f(U)))) <=> (![X: $i] : (big_p(X) | (~?[Y: $i] : (big_p(Y) & (X = f(Y))))) <=> ![U: $i] : (big_p(f(U)) | (~big_p(U))))),
% 0.20/0.39      inference(rewrite,[status(thm)],[])).
% 0.20/0.39  tff(34,plain,
% 0.20/0.39      ((~(![X: $i] : (?[Y: $i] : (big_p(Y) & (X = f(Y))) => big_p(X)) <=> ![U: $i] : (big_p(U) => big_p(f(U))))) <=> (~(![X: $i] : (big_p(X) | (~?[Y: $i] : (big_p(Y) & (X = f(Y))))) <=> ![U: $i] : (big_p(f(U)) | (~big_p(U)))))),
% 0.20/0.39      inference(monotonicity,[status(thm)],[33])).
% 0.20/0.39  tff(35,plain,
% 0.20/0.39      ((~(![X: $i] : (?[Y: $i] : (big_p(Y) & (X = f(Y))) => big_p(X)) <=> ![U: $i] : (big_p(U) => big_p(f(U))))) <=> ((~![X: $i] : (big_p(X) | (~?[Y: $i] : (big_p(Y) & (X = f(Y)))))) <=> ![U: $i] : (big_p(f(U)) | (~big_p(U))))),
% 0.20/0.39      inference(transitivity,[status(thm)],[34, 32])).
% 0.20/0.39  tff(36,axiom,(~(![X: $i] : (?[Y: $i] : (big_p(Y) & (X = f(Y))) => big_p(X)) <=> ![U: $i] : (big_p(U) => big_p(f(U))))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','pel56')).
% 0.20/0.39  tff(37,plain,
% 0.20/0.39      ((~![X: $i] : (big_p(X) | (~?[Y: $i] : (big_p(Y) & (X = f(Y)))))) <=> ![U: $i] : (big_p(f(U)) | (~big_p(U)))),
% 0.20/0.39      inference(modus_ponens,[status(thm)],[36, 35])).
% 0.20/0.39  tff(38,plain,
% 0.20/0.39      ((~![X: $i] : (big_p(X) | (~?[Y: $i] : (big_p(Y) & (X = f(Y)))))) <=> ![U: $i] : (big_p(f(U)) | (~big_p(U)))),
% 0.20/0.39      inference(modus_ponens,[status(thm)],[37, 31])).
% 0.20/0.39  tff(39,plain,
% 0.20/0.39      ((~![X: $i] : (big_p(X) | (~?[Y: $i] : (big_p(Y) & (X = f(Y)))))) <=> ![U: $i] : (big_p(f(U)) | (~big_p(U)))),
% 0.20/0.39      inference(modus_ponens,[status(thm)],[38, 31])).
% 0.20/0.39  tff(40,plain,
% 0.20/0.39      ((~![X: $i] : (big_p(X) | (~?[Y: $i] : (big_p(Y) & (X = f(Y)))))) <=> ![U: $i] : (big_p(f(U)) | (~big_p(U)))),
% 0.20/0.39      inference(modus_ponens,[status(thm)],[39, 31])).
% 0.20/0.39  tff(41,plain,
% 0.20/0.39      ((~![X: $i] : (big_p(X) | (~?[Y: $i] : (big_p(Y) & (X = f(Y)))))) <=> ![U: $i] : (big_p(f(U)) | (~big_p(U)))),
% 0.20/0.39      inference(modus_ponens,[status(thm)],[40, 31])).
% 0.20/0.39  tff(42,plain,
% 0.20/0.39      ((~![X: $i] : (big_p(X) | (~?[Y: $i] : (big_p(Y) & (X = f(Y)))))) <=> ![U: $i] : (big_p(f(U)) | (~big_p(U)))),
% 0.20/0.39      inference(modus_ponens,[status(thm)],[41, 31])).
% 0.20/0.39  tff(43,plain,
% 0.20/0.39      ((~![X: $i] : (big_p(X) | (~?[Y: $i] : (big_p(Y) & (X = f(Y)))))) <=> ![U: $i] : (big_p(f(U)) | (~big_p(U)))),
% 0.20/0.39      inference(modus_ponens,[status(thm)],[42, 31])).
% 0.20/0.39  tff(44,plain,(
% 0.20/0.39      (![X: $i] : (big_p(X) | ![Y: $i] : (~(big_p(Y) & (X = f(Y))))) | ![U: $i] : (big_p(f(U)) | (~big_p(U)))) & (((~big_p(X!0)) & (big_p(Y!1) & (X!0 = f(Y!1)))) | (~(big_p(f(U!2)) | (~big_p(U!2)))))),
% 0.20/0.39      inference(skolemize,[status(sab)],[43])).
% 0.20/0.39  tff(45,plain,
% 0.20/0.39      ((![U: $i] : (big_p(f(U)) | (~big_p(U))) | ![X: $i] : (big_p(X) | ![Y: $i] : (~(big_p(Y) & (X = f(Y)))))) & ((~(big_p(f(U!2)) | (~big_p(U!2)))) | ((~big_p(X!0)) & big_p(Y!1) & (X!0 = f(Y!1))))),
% 0.20/0.39      inference(modus_ponens,[status(thm)],[44, 30])).
% 0.20/0.39  tff(46,plain,
% 0.20/0.39      (![U: $i] : (big_p(f(U)) | (~big_p(U))) | ![X: $i] : (big_p(X) | ![Y: $i] : (~(big_p(Y) & (X = f(Y)))))),
% 0.20/0.39      inference(and_elim,[status(thm)],[45])).
% 0.20/0.39  tff(47,plain,
% 0.20/0.39      (![U: $i] : (big_p(f(U)) | (~big_p(U))) | ![X: $i] : (big_p(X) | ![Y: $i] : ((~big_p(Y)) | (~(X = f(Y)))))),
% 0.20/0.39      inference(modus_ponens,[status(thm)],[46, 29])).
% 0.20/0.39  tff(48,plain,
% 0.20/0.39      (![U: $i] : (big_p(f(U)) | (~big_p(U))) | ![X: $i] : (big_p(X) | ![Y: $i] : ((~big_p(Y)) | (~(X = f(Y)))))),
% 0.20/0.39      inference(modus_ponens,[status(thm)],[47, 28])).
% 0.20/0.39  tff(49,plain,
% 0.20/0.39      (![X: $i] : (big_p(X) | ![Y: $i] : ((~big_p(Y)) | (~(X = f(Y)))))),
% 0.20/0.39      inference(unit_resolution,[status(thm)],[48, 27])).
% 0.20/0.39  tff(50,plain,
% 0.20/0.39      (((~![X: $i] : (big_p(X) | ![Y: $i] : ((~big_p(Y)) | (~(X = f(Y)))))) | (big_p(f(Y!1)) | ![Y: $i] : ((~big_p(Y)) | (~(f(Y!1) = f(Y)))))) <=> ((~![X: $i] : (big_p(X) | ![Y: $i] : ((~big_p(Y)) | (~(X = f(Y)))))) | big_p(f(Y!1)) | ![Y: $i] : ((~big_p(Y)) | (~(f(Y!1) = f(Y)))))),
% 0.20/0.39      inference(rewrite,[status(thm)],[])).
% 0.20/0.39  tff(51,plain,
% 0.20/0.39      ((~![X: $i] : (big_p(X) | ![Y: $i] : ((~big_p(Y)) | (~(X = f(Y)))))) | (big_p(f(Y!1)) | ![Y: $i] : ((~big_p(Y)) | (~(f(Y!1) = f(Y)))))),
% 0.20/0.39      inference(quant_inst,[status(thm)],[])).
% 0.20/0.39  tff(52,plain,
% 0.20/0.39      ((~![X: $i] : (big_p(X) | ![Y: $i] : ((~big_p(Y)) | (~(X = f(Y)))))) | big_p(f(Y!1)) | ![Y: $i] : ((~big_p(Y)) | (~(f(Y!1) = f(Y))))),
% 0.20/0.39      inference(modus_ponens,[status(thm)],[51, 50])).
% 0.20/0.39  tff(53,plain,
% 0.20/0.39      (![Y: $i] : ((~big_p(Y)) | (~(f(Y!1) = f(Y))))),
% 0.20/0.39      inference(unit_resolution,[status(thm)],[52, 49, 16])).
% 0.20/0.39  tff(54,plain,
% 0.20/0.39      (((~![Y: $i] : ((~big_p(Y)) | (~(f(Y!1) = f(Y))))) | (~big_p(Y!1))) <=> ((~![Y: $i] : ((~big_p(Y)) | (~(f(Y!1) = f(Y))))) | (~big_p(Y!1)))),
% 0.20/0.39      inference(rewrite,[status(thm)],[])).
% 0.20/0.39  tff(55,plain,
% 0.20/0.39      (((~big_p(Y!1)) | $false) <=> (~big_p(Y!1))),
% 0.20/0.39      inference(rewrite,[status(thm)],[])).
% 0.20/0.39  tff(56,plain,
% 0.20/0.39      ((~$true) <=> $false),
% 0.20/0.39      inference(rewrite,[status(thm)],[])).
% 0.20/0.39  tff(57,plain,
% 0.20/0.39      ((f(Y!1) = f(Y!1)) <=> $true),
% 0.20/0.39      inference(rewrite,[status(thm)],[])).
% 0.20/0.39  tff(58,plain,
% 0.20/0.39      ((~(f(Y!1) = f(Y!1))) <=> (~$true)),
% 0.20/0.39      inference(monotonicity,[status(thm)],[57])).
% 0.20/0.39  tff(59,plain,
% 0.20/0.39      ((~(f(Y!1) = f(Y!1))) <=> $false),
% 0.20/0.39      inference(transitivity,[status(thm)],[58, 56])).
% 0.20/0.39  tff(60,plain,
% 0.20/0.39      (((~big_p(Y!1)) | (~(f(Y!1) = f(Y!1)))) <=> ((~big_p(Y!1)) | $false)),
% 0.20/0.39      inference(monotonicity,[status(thm)],[59])).
% 0.20/0.39  tff(61,plain,
% 0.20/0.39      (((~big_p(Y!1)) | (~(f(Y!1) = f(Y!1)))) <=> (~big_p(Y!1))),
% 0.20/0.39      inference(transitivity,[status(thm)],[60, 55])).
% 0.20/0.39  tff(62,plain,
% 0.20/0.39      (((~![Y: $i] : ((~big_p(Y)) | (~(f(Y!1) = f(Y))))) | ((~big_p(Y!1)) | (~(f(Y!1) = f(Y!1))))) <=> ((~![Y: $i] : ((~big_p(Y)) | (~(f(Y!1) = f(Y))))) | (~big_p(Y!1)))),
% 0.20/0.39      inference(monotonicity,[status(thm)],[61])).
% 0.20/0.39  tff(63,plain,
% 0.20/0.39      (((~![Y: $i] : ((~big_p(Y)) | (~(f(Y!1) = f(Y))))) | ((~big_p(Y!1)) | (~(f(Y!1) = f(Y!1))))) <=> ((~![Y: $i] : ((~big_p(Y)) | (~(f(Y!1) = f(Y))))) | (~big_p(Y!1)))),
% 0.20/0.39      inference(transitivity,[status(thm)],[62, 54])).
% 0.20/0.39  tff(64,plain,
% 0.20/0.39      ((~![Y: $i] : ((~big_p(Y)) | (~(f(Y!1) = f(Y))))) | ((~big_p(Y!1)) | (~(f(Y!1) = f(Y!1))))),
% 0.20/0.39      inference(quant_inst,[status(thm)],[])).
% 0.20/0.39  tff(65,plain,
% 0.20/0.39      ((~![Y: $i] : ((~big_p(Y)) | (~(f(Y!1) = f(Y))))) | (~big_p(Y!1))),
% 0.20/0.39      inference(modus_ponens,[status(thm)],[64, 63])).
% 0.20/0.39  tff(66,plain,
% 0.20/0.39      ($false),
% 0.20/0.39      inference(unit_resolution,[status(thm)],[65, 18, 53])).
% 0.20/0.39  tff(67,plain,(big_p(X!0) | (~big_p(Y!1)) | (~(X!0 = f(Y!1)))), inference(lemma,lemma(discharge,[]))).
% 0.20/0.39  tff(68,plain,
% 0.20/0.39      (((~(big_p(f(U!2)) | (~big_p(U!2)))) | ((~big_p(X!0)) & big_p(Y!1) & (X!0 = f(Y!1)))) <=> ((~(big_p(f(U!2)) | (~big_p(U!2)))) | (~(big_p(X!0) | (~big_p(Y!1)) | (~(X!0 = f(Y!1))))))),
% 0.20/0.39      inference(rewrite,[status(thm)],[])).
% 0.20/0.39  tff(69,plain,
% 0.20/0.39      ((~(big_p(f(U!2)) | (~big_p(U!2)))) | ((~big_p(X!0)) & big_p(Y!1) & (X!0 = f(Y!1)))),
% 0.20/0.39      inference(and_elim,[status(thm)],[45])).
% 0.20/0.39  tff(70,plain,
% 0.20/0.39      ((~(big_p(f(U!2)) | (~big_p(U!2)))) | (~(big_p(X!0) | (~big_p(Y!1)) | (~(X!0 = f(Y!1)))))),
% 0.20/0.39      inference(modus_ponens,[status(thm)],[69, 68])).
% 0.20/0.39  tff(71,plain,
% 0.20/0.39      (~(big_p(f(U!2)) | (~big_p(U!2)))),
% 0.20/0.39      inference(unit_resolution,[status(thm)],[70, 67])).
% 0.20/0.39  tff(72,plain,
% 0.20/0.39      ((big_p(f(U!2)) | (~big_p(U!2))) | big_p(U!2)),
% 0.20/0.39      inference(tautology,[status(thm)],[])).
% 0.20/0.39  tff(73,plain,
% 0.20/0.39      (big_p(U!2)),
% 0.20/0.39      inference(unit_resolution,[status(thm)],[72, 71])).
% 0.20/0.39  tff(74,plain,
% 0.20/0.39      ((big_p(f(U!2)) | (~big_p(U!2))) | (~big_p(f(U!2)))),
% 0.20/0.39      inference(tautology,[status(thm)],[])).
% 0.20/0.39  tff(75,plain,
% 0.20/0.39      (~big_p(f(U!2))),
% 0.20/0.39      inference(unit_resolution,[status(thm)],[74, 71])).
% 0.20/0.39  tff(76,assumption,(![Y: $i] : ((~big_p(Y)) | (~(f(U!2) = f(Y))))), introduced(assumption)).
% 0.20/0.39  tff(77,plain,
% 0.20/0.39      (((~![Y: $i] : ((~big_p(Y)) | (~(f(U!2) = f(Y))))) | (~big_p(U!2))) <=> ((~![Y: $i] : ((~big_p(Y)) | (~(f(U!2) = f(Y))))) | (~big_p(U!2)))),
% 0.20/0.39      inference(rewrite,[status(thm)],[])).
% 0.20/0.39  tff(78,plain,
% 0.20/0.39      (((~big_p(U!2)) | $false) <=> (~big_p(U!2))),
% 0.20/0.40      inference(rewrite,[status(thm)],[])).
% 0.20/0.40  tff(79,plain,
% 0.20/0.40      ((f(U!2) = f(U!2)) <=> $true),
% 0.20/0.40      inference(rewrite,[status(thm)],[])).
% 0.20/0.40  tff(80,plain,
% 0.20/0.40      ((~(f(U!2) = f(U!2))) <=> (~$true)),
% 0.20/0.40      inference(monotonicity,[status(thm)],[79])).
% 0.20/0.40  tff(81,plain,
% 0.20/0.40      ((~(f(U!2) = f(U!2))) <=> $false),
% 0.20/0.40      inference(transitivity,[status(thm)],[80, 56])).
% 0.20/0.40  tff(82,plain,
% 0.20/0.40      (((~big_p(U!2)) | (~(f(U!2) = f(U!2)))) <=> ((~big_p(U!2)) | $false)),
% 0.20/0.40      inference(monotonicity,[status(thm)],[81])).
% 0.20/0.40  tff(83,plain,
% 0.20/0.40      (((~big_p(U!2)) | (~(f(U!2) = f(U!2)))) <=> (~big_p(U!2))),
% 0.20/0.40      inference(transitivity,[status(thm)],[82, 78])).
% 0.20/0.40  tff(84,plain,
% 0.20/0.40      (((~![Y: $i] : ((~big_p(Y)) | (~(f(U!2) = f(Y))))) | ((~big_p(U!2)) | (~(f(U!2) = f(U!2))))) <=> ((~![Y: $i] : ((~big_p(Y)) | (~(f(U!2) = f(Y))))) | (~big_p(U!2)))),
% 0.20/0.40      inference(monotonicity,[status(thm)],[83])).
% 0.20/0.40  tff(85,plain,
% 0.20/0.40      (((~![Y: $i] : ((~big_p(Y)) | (~(f(U!2) = f(Y))))) | ((~big_p(U!2)) | (~(f(U!2) = f(U!2))))) <=> ((~![Y: $i] : ((~big_p(Y)) | (~(f(U!2) = f(Y))))) | (~big_p(U!2)))),
% 0.20/0.40      inference(transitivity,[status(thm)],[84, 77])).
% 0.20/0.40  tff(86,plain,
% 0.20/0.40      ((~![Y: $i] : ((~big_p(Y)) | (~(f(U!2) = f(Y))))) | ((~big_p(U!2)) | (~(f(U!2) = f(U!2))))),
% 0.20/0.40      inference(quant_inst,[status(thm)],[])).
% 0.20/0.40  tff(87,plain,
% 0.20/0.40      ((~![Y: $i] : ((~big_p(Y)) | (~(f(U!2) = f(Y))))) | (~big_p(U!2))),
% 0.20/0.40      inference(modus_ponens,[status(thm)],[86, 85])).
% 0.20/0.40  tff(88,plain,
% 0.20/0.40      ($false),
% 0.20/0.40      inference(unit_resolution,[status(thm)],[87, 73, 76])).
% 0.20/0.40  tff(89,plain,(~![Y: $i] : ((~big_p(Y)) | (~(f(U!2) = f(Y))))), inference(lemma,lemma(discharge,[]))).
% 0.20/0.40  tff(90,assumption,(![X: $i] : (big_p(X) | ![Y: $i] : ((~big_p(Y)) | (~(X = f(Y)))))), introduced(assumption)).
% 0.20/0.40  tff(91,plain,
% 0.20/0.40      (((~![X: $i] : (big_p(X) | ![Y: $i] : ((~big_p(Y)) | (~(X = f(Y)))))) | (big_p(f(U!2)) | ![Y: $i] : ((~big_p(Y)) | (~(f(U!2) = f(Y)))))) <=> ((~![X: $i] : (big_p(X) | ![Y: $i] : ((~big_p(Y)) | (~(X = f(Y)))))) | big_p(f(U!2)) | ![Y: $i] : ((~big_p(Y)) | (~(f(U!2) = f(Y)))))),
% 0.20/0.40      inference(rewrite,[status(thm)],[])).
% 0.20/0.40  tff(92,plain,
% 0.20/0.40      ((~![X: $i] : (big_p(X) | ![Y: $i] : ((~big_p(Y)) | (~(X = f(Y)))))) | (big_p(f(U!2)) | ![Y: $i] : ((~big_p(Y)) | (~(f(U!2) = f(Y)))))),
% 0.20/0.40      inference(quant_inst,[status(thm)],[])).
% 0.20/0.40  tff(93,plain,
% 0.20/0.40      ((~![X: $i] : (big_p(X) | ![Y: $i] : ((~big_p(Y)) | (~(X = f(Y)))))) | big_p(f(U!2)) | ![Y: $i] : ((~big_p(Y)) | (~(f(U!2) = f(Y))))),
% 0.20/0.40      inference(modus_ponens,[status(thm)],[92, 91])).
% 0.20/0.40  tff(94,plain,
% 0.20/0.40      ($false),
% 0.20/0.40      inference(unit_resolution,[status(thm)],[93, 90, 75, 89])).
% 0.20/0.40  tff(95,plain,(~![X: $i] : (big_p(X) | ![Y: $i] : ((~big_p(Y)) | (~(X = f(Y)))))), inference(lemma,lemma(discharge,[]))).
% 0.20/0.40  tff(96,plain,
% 0.20/0.40      (![U: $i] : (big_p(f(U)) | (~big_p(U)))),
% 0.20/0.40      inference(unit_resolution,[status(thm)],[48, 95])).
% 0.20/0.40  tff(97,plain,
% 0.20/0.40      (((~![U: $i] : (big_p(f(U)) | (~big_p(U)))) | (big_p(f(U!2)) | (~big_p(U!2)))) <=> ((~![U: $i] : (big_p(f(U)) | (~big_p(U)))) | big_p(f(U!2)) | (~big_p(U!2)))),
% 0.20/0.40      inference(rewrite,[status(thm)],[])).
% 0.20/0.40  tff(98,plain,
% 0.20/0.40      ((~![U: $i] : (big_p(f(U)) | (~big_p(U)))) | (big_p(f(U!2)) | (~big_p(U!2)))),
% 0.20/0.40      inference(quant_inst,[status(thm)],[])).
% 0.20/0.40  tff(99,plain,
% 0.20/0.40      ((~![U: $i] : (big_p(f(U)) | (~big_p(U)))) | big_p(f(U!2)) | (~big_p(U!2))),
% 0.20/0.40      inference(modus_ponens,[status(thm)],[98, 97])).
% 0.20/0.40  tff(100,plain,
% 0.20/0.40      ($false),
% 0.20/0.40      inference(unit_resolution,[status(thm)],[99, 96, 75, 73])).
% 0.20/0.40  % SZS output end Proof
%------------------------------------------------------------------------------