TSTP Solution File: SWV151+1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : SWV151+1 : TPTP v8.1.0. Bugfixed v3.3.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n018.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 15:10:09 EDT 2022

% Result   : Theorem 0.19s 0.43s
% Output   : Proof 0.19s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SWV151+1 : TPTP v8.1.0. Bugfixed v3.3.0.
% 0.07/0.13  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.13/0.34  % Computer : n018.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 : Sun Sep  4 01:40:45 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.
% 0.19/0.43  % SZS status Theorem
% 0.19/0.43  % SZS output start Proof
% 0.19/0.43  tff(gt_type, type, (
% 0.19/0.43     gt: ( $i * $i ) > $o)).
% 0.19/0.43  tff(succ_type, type, (
% 0.19/0.43     succ: $i > $i)).
% 0.19/0.43  tff(tptp_minus_1_type, type, (
% 0.19/0.43     tptp_minus_1: $i)).
% 0.19/0.43  tff(leq_type, type, (
% 0.19/0.43     leq: ( $i * $i ) > $o)).
% 0.19/0.43  tff(tptp_fun_A_13_type, type, (
% 0.19/0.43     tptp_fun_A_13: $i)).
% 0.19/0.43  tff(sum_type, type, (
% 0.19/0.43     sum: ( $i * $i * $i ) > $i)).
% 0.19/0.43  tff(a_select3_type, type, (
% 0.19/0.43     a_select3: ( $i * $i * $i ) > $i)).
% 0.19/0.43  tff(tptp_sum_index_type, type, (
% 0.19/0.43     tptp_sum_index: $i)).
% 0.19/0.43  tff(q_type, type, (
% 0.19/0.43     q: $i)).
% 0.19/0.43  tff(n1_type, type, (
% 0.19/0.43     n1: $i)).
% 0.19/0.43  tff(n4_type, type, (
% 0.19/0.43     n4: $i)).
% 0.19/0.43  tff(n0_type, type, (
% 0.19/0.43     n0: $i)).
% 0.19/0.43  tff(1,plain,
% 0.19/0.43      (^[X: $i, Y: $i] : refl((leq(X, Y) <=> gt(succ(Y), X)) <=> (leq(X, Y) <=> gt(succ(Y), X)))),
% 0.19/0.43      inference(bind,[status(th)],[])).
% 0.19/0.43  tff(2,plain,
% 0.19/0.43      (![X: $i, Y: $i] : (leq(X, Y) <=> gt(succ(Y), X)) <=> ![X: $i, Y: $i] : (leq(X, Y) <=> gt(succ(Y), X))),
% 0.19/0.43      inference(quant_intro,[status(thm)],[1])).
% 0.19/0.43  tff(3,plain,
% 0.19/0.43      (![X: $i, Y: $i] : (leq(X, Y) <=> gt(succ(Y), X)) <=> ![X: $i, Y: $i] : (leq(X, Y) <=> gt(succ(Y), X))),
% 0.19/0.43      inference(rewrite,[status(thm)],[])).
% 0.19/0.43  tff(4,axiom,(![X: $i, Y: $i] : (leq(X, Y) <=> gt(succ(Y), X))), file('/export/starexec/sandbox/benchmark/Axioms/SWV003+0.ax','leq_succ_gt_equiv')).
% 0.19/0.43  tff(5,plain,
% 0.19/0.43      (![X: $i, Y: $i] : (leq(X, Y) <=> gt(succ(Y), X))),
% 0.19/0.43      inference(modus_ponens,[status(thm)],[4, 3])).
% 0.19/0.43  tff(6,plain,(
% 0.19/0.43      ![X: $i, Y: $i] : (leq(X, Y) <=> gt(succ(Y), X))),
% 0.19/0.43      inference(skolemize,[status(sab)],[5])).
% 0.19/0.43  tff(7,plain,
% 0.19/0.43      (![X: $i, Y: $i] : (leq(X, Y) <=> gt(succ(Y), X))),
% 0.19/0.43      inference(modus_ponens,[status(thm)],[6, 2])).
% 0.19/0.43  tff(8,plain,
% 0.19/0.43      ((~![X: $i, Y: $i] : (leq(X, Y) <=> gt(succ(Y), X))) | (leq(succ(tptp_minus_1), tptp_minus_1) <=> gt(succ(tptp_minus_1), succ(tptp_minus_1)))),
% 0.19/0.43      inference(quant_inst,[status(thm)],[])).
% 0.19/0.43  tff(9,plain,
% 0.19/0.43      (leq(succ(tptp_minus_1), tptp_minus_1) <=> gt(succ(tptp_minus_1), succ(tptp_minus_1))),
% 0.19/0.43      inference(unit_resolution,[status(thm)],[8, 7])).
% 0.19/0.43  tff(10,plain,
% 0.19/0.43      ((~![A: $i] : ((~(leq(succ(tptp_minus_1), A) & leq(A, tptp_minus_1))) | (sum(succ(tptp_minus_1), succ(succ(succ(succ(succ(tptp_minus_1))))), a_select3(q, A, tptp_sum_index)) = succ(succ(tptp_minus_1))))) <=> (~![A: $i] : ((~(leq(succ(tptp_minus_1), A) & leq(A, tptp_minus_1))) | (sum(succ(tptp_minus_1), succ(succ(succ(succ(succ(tptp_minus_1))))), a_select3(q, A, tptp_sum_index)) = succ(succ(tptp_minus_1)))))),
% 0.19/0.43      inference(rewrite,[status(thm)],[])).
% 0.19/0.43  tff(11,plain,
% 0.19/0.43      ((~![A: $i] : ((~(leq(n0, A) & leq(A, tptp_minus_1))) | (sum(n0, n4, a_select3(q, A, tptp_sum_index)) = n1))) <=> (~![A: $i] : ((~(leq(succ(tptp_minus_1), A) & leq(A, tptp_minus_1))) | (sum(succ(tptp_minus_1), succ(succ(succ(succ(succ(tptp_minus_1))))), a_select3(q, A, tptp_sum_index)) = succ(succ(tptp_minus_1)))))),
% 0.19/0.43      inference(rewrite,[status(thm)],[])).
% 0.19/0.43  tff(12,plain,
% 0.19/0.43      ((~![A: $i] : ((~(leq(n0, A) & leq(A, tptp_minus_1))) | (sum(n0, n4, a_select3(q, A, tptp_sum_index)) = n1))) <=> (~![A: $i] : ((~(leq(n0, A) & leq(A, tptp_minus_1))) | (sum(n0, n4, a_select3(q, A, tptp_sum_index)) = n1)))),
% 0.19/0.43      inference(rewrite,[status(thm)],[])).
% 0.19/0.43  tff(13,plain,
% 0.19/0.43      ((~![A: $i] : ((leq(n0, A) & leq(A, tptp_minus_1)) => (sum(n0, n4, a_select3(q, A, tptp_sum_index)) = n1))) <=> (~![A: $i] : ((~(leq(n0, A) & leq(A, tptp_minus_1))) | (sum(n0, n4, a_select3(q, A, tptp_sum_index)) = n1)))),
% 0.19/0.43      inference(rewrite,[status(thm)],[])).
% 0.19/0.43  tff(14,axiom,(~![A: $i] : ((leq(n0, A) & leq(A, tptp_minus_1)) => (sum(n0, n4, a_select3(q, A, tptp_sum_index)) = n1))), file('/export/starexec/sandbox/benchmark/theBenchmark.p','cl5_nebula_norm_0001')).
% 0.19/0.43  tff(15,plain,
% 0.19/0.43      (~![A: $i] : ((~(leq(n0, A) & leq(A, tptp_minus_1))) | (sum(n0, n4, a_select3(q, A, tptp_sum_index)) = n1))),
% 0.19/0.43      inference(modus_ponens,[status(thm)],[14, 13])).
% 0.19/0.43  tff(16,plain,
% 0.19/0.43      (~![A: $i] : ((~(leq(n0, A) & leq(A, tptp_minus_1))) | (sum(n0, n4, a_select3(q, A, tptp_sum_index)) = n1))),
% 0.19/0.43      inference(modus_ponens,[status(thm)],[15, 12])).
% 0.19/0.43  tff(17,plain,
% 0.19/0.43      (~![A: $i] : ((~(leq(n0, A) & leq(A, tptp_minus_1))) | (sum(n0, n4, a_select3(q, A, tptp_sum_index)) = n1))),
% 0.19/0.43      inference(modus_ponens,[status(thm)],[16, 12])).
% 0.19/0.44  tff(18,plain,
% 0.19/0.44      (~![A: $i] : ((~(leq(n0, A) & leq(A, tptp_minus_1))) | (sum(n0, n4, a_select3(q, A, tptp_sum_index)) = n1))),
% 0.19/0.44      inference(modus_ponens,[status(thm)],[17, 12])).
% 0.19/0.44  tff(19,plain,
% 0.19/0.44      (~![A: $i] : ((~(leq(succ(tptp_minus_1), A) & leq(A, tptp_minus_1))) | (sum(succ(tptp_minus_1), succ(succ(succ(succ(succ(tptp_minus_1))))), a_select3(q, A, tptp_sum_index)) = succ(succ(tptp_minus_1))))),
% 0.19/0.44      inference(modus_ponens,[status(thm)],[18, 11])).
% 0.19/0.44  tff(20,plain,
% 0.19/0.44      (~![A: $i] : ((~(leq(succ(tptp_minus_1), A) & leq(A, tptp_minus_1))) | (sum(succ(tptp_minus_1), succ(succ(succ(succ(succ(tptp_minus_1))))), a_select3(q, A, tptp_sum_index)) = succ(succ(tptp_minus_1))))),
% 0.19/0.44      inference(modus_ponens,[status(thm)],[19, 10])).
% 0.19/0.44  tff(21,plain,
% 0.19/0.44      (~![A: $i] : ((~(leq(succ(tptp_minus_1), A) & leq(A, tptp_minus_1))) | (sum(succ(tptp_minus_1), succ(succ(succ(succ(succ(tptp_minus_1))))), a_select3(q, A, tptp_sum_index)) = succ(succ(tptp_minus_1))))),
% 0.19/0.44      inference(modus_ponens,[status(thm)],[20, 10])).
% 0.19/0.44  tff(22,plain,
% 0.19/0.44      (~![A: $i] : ((~(leq(succ(tptp_minus_1), A) & leq(A, tptp_minus_1))) | (sum(succ(tptp_minus_1), succ(succ(succ(succ(succ(tptp_minus_1))))), a_select3(q, A, tptp_sum_index)) = succ(succ(tptp_minus_1))))),
% 0.19/0.44      inference(modus_ponens,[status(thm)],[21, 10])).
% 0.19/0.44  tff(23,plain,(
% 0.19/0.44      ~((~(leq(succ(tptp_minus_1), A!13) & leq(A!13, tptp_minus_1))) | (sum(succ(tptp_minus_1), succ(succ(succ(succ(succ(tptp_minus_1))))), a_select3(q, A!13, tptp_sum_index)) = succ(succ(tptp_minus_1))))),
% 0.19/0.44      inference(skolemize,[status(sab)],[22])).
% 0.19/0.44  tff(24,plain,
% 0.19/0.44      (leq(succ(tptp_minus_1), A!13) & leq(A!13, tptp_minus_1)),
% 0.19/0.44      inference(or_elim,[status(thm)],[23])).
% 0.19/0.44  tff(25,plain,
% 0.19/0.44      (leq(A!13, tptp_minus_1)),
% 0.19/0.44      inference(and_elim,[status(thm)],[24])).
% 0.19/0.44  tff(26,plain,
% 0.19/0.44      (leq(succ(tptp_minus_1), A!13)),
% 0.19/0.44      inference(and_elim,[status(thm)],[24])).
% 0.19/0.44  tff(27,plain,
% 0.19/0.44      (![X: $i, Y: $i, Z: $i] : (leq(X, Z) | (~leq(Y, Z)) | (~leq(X, Y))) <=> ![X: $i, Y: $i, Z: $i] : (leq(X, Z) | (~leq(Y, Z)) | (~leq(X, Y)))),
% 0.19/0.44      inference(rewrite,[status(thm)],[])).
% 0.19/0.44  tff(28,plain,
% 0.19/0.44      (^[X: $i, Y: $i, Z: $i] : trans(monotonicity(trans(monotonicity(rewrite((leq(X, Y) & leq(Y, Z)) <=> (~((~leq(Y, Z)) | (~leq(X, Y))))), ((~(leq(X, Y) & leq(Y, Z))) <=> (~(~((~leq(Y, Z)) | (~leq(X, Y))))))), rewrite((~(~((~leq(Y, Z)) | (~leq(X, Y))))) <=> ((~leq(Y, Z)) | (~leq(X, Y)))), ((~(leq(X, Y) & leq(Y, Z))) <=> ((~leq(Y, Z)) | (~leq(X, Y))))), (((~(leq(X, Y) & leq(Y, Z))) | leq(X, Z)) <=> (((~leq(Y, Z)) | (~leq(X, Y))) | leq(X, Z)))), rewrite((((~leq(Y, Z)) | (~leq(X, Y))) | leq(X, Z)) <=> (leq(X, Z) | (~leq(Y, Z)) | (~leq(X, Y)))), (((~(leq(X, Y) & leq(Y, Z))) | leq(X, Z)) <=> (leq(X, Z) | (~leq(Y, Z)) | (~leq(X, Y)))))),
% 0.19/0.44      inference(bind,[status(th)],[])).
% 0.19/0.44  tff(29,plain,
% 0.19/0.44      (![X: $i, Y: $i, Z: $i] : ((~(leq(X, Y) & leq(Y, Z))) | leq(X, Z)) <=> ![X: $i, Y: $i, Z: $i] : (leq(X, Z) | (~leq(Y, Z)) | (~leq(X, Y)))),
% 0.19/0.44      inference(quant_intro,[status(thm)],[28])).
% 0.19/0.44  tff(30,plain,
% 0.19/0.44      (![X: $i, Y: $i, Z: $i] : ((~(leq(X, Y) & leq(Y, Z))) | leq(X, Z)) <=> ![X: $i, Y: $i, Z: $i] : ((~(leq(X, Y) & leq(Y, Z))) | leq(X, Z))),
% 0.19/0.44      inference(rewrite,[status(thm)],[])).
% 0.19/0.44  tff(31,plain,
% 0.19/0.44      (^[X: $i, Y: $i, Z: $i] : rewrite(((leq(X, Y) & leq(Y, Z)) => leq(X, Z)) <=> ((~(leq(X, Y) & leq(Y, Z))) | leq(X, Z)))),
% 0.19/0.44      inference(bind,[status(th)],[])).
% 0.19/0.44  tff(32,plain,
% 0.19/0.44      (![X: $i, Y: $i, Z: $i] : ((leq(X, Y) & leq(Y, Z)) => leq(X, Z)) <=> ![X: $i, Y: $i, Z: $i] : ((~(leq(X, Y) & leq(Y, Z))) | leq(X, Z))),
% 0.19/0.44      inference(quant_intro,[status(thm)],[31])).
% 0.19/0.44  tff(33,axiom,(![X: $i, Y: $i, Z: $i] : ((leq(X, Y) & leq(Y, Z)) => leq(X, Z))), file('/export/starexec/sandbox/benchmark/Axioms/SWV003+0.ax','transitivity_leq')).
% 0.19/0.44  tff(34,plain,
% 0.19/0.44      (![X: $i, Y: $i, Z: $i] : ((~(leq(X, Y) & leq(Y, Z))) | leq(X, Z))),
% 0.19/0.44      inference(modus_ponens,[status(thm)],[33, 32])).
% 0.19/0.44  tff(35,plain,
% 0.19/0.44      (![X: $i, Y: $i, Z: $i] : ((~(leq(X, Y) & leq(Y, Z))) | leq(X, Z))),
% 0.19/0.44      inference(modus_ponens,[status(thm)],[34, 30])).
% 0.19/0.44  tff(36,plain,(
% 0.19/0.44      ![X: $i, Y: $i, Z: $i] : ((~(leq(X, Y) & leq(Y, Z))) | leq(X, Z))),
% 0.19/0.44      inference(skolemize,[status(sab)],[35])).
% 0.19/0.45  tff(37,plain,
% 0.19/0.45      (![X: $i, Y: $i, Z: $i] : (leq(X, Z) | (~leq(Y, Z)) | (~leq(X, Y)))),
% 0.19/0.45      inference(modus_ponens,[status(thm)],[36, 29])).
% 0.19/0.45  tff(38,plain,
% 0.19/0.45      (![X: $i, Y: $i, Z: $i] : (leq(X, Z) | (~leq(Y, Z)) | (~leq(X, Y)))),
% 0.19/0.45      inference(modus_ponens,[status(thm)],[37, 27])).
% 0.19/0.45  tff(39,plain,
% 0.19/0.45      (((~![X: $i, Y: $i, Z: $i] : (leq(X, Z) | (~leq(Y, Z)) | (~leq(X, Y)))) | ((~leq(succ(tptp_minus_1), A!13)) | leq(succ(tptp_minus_1), tptp_minus_1) | (~leq(A!13, tptp_minus_1)))) <=> ((~![X: $i, Y: $i, Z: $i] : (leq(X, Z) | (~leq(Y, Z)) | (~leq(X, Y)))) | (~leq(succ(tptp_minus_1), A!13)) | leq(succ(tptp_minus_1), tptp_minus_1) | (~leq(A!13, tptp_minus_1)))),
% 0.19/0.45      inference(rewrite,[status(thm)],[])).
% 0.19/0.45  tff(40,plain,
% 0.19/0.45      ((leq(succ(tptp_minus_1), tptp_minus_1) | (~leq(A!13, tptp_minus_1)) | (~leq(succ(tptp_minus_1), A!13))) <=> ((~leq(succ(tptp_minus_1), A!13)) | leq(succ(tptp_minus_1), tptp_minus_1) | (~leq(A!13, tptp_minus_1)))),
% 0.19/0.45      inference(rewrite,[status(thm)],[])).
% 0.19/0.45  tff(41,plain,
% 0.19/0.45      (((~![X: $i, Y: $i, Z: $i] : (leq(X, Z) | (~leq(Y, Z)) | (~leq(X, Y)))) | (leq(succ(tptp_minus_1), tptp_minus_1) | (~leq(A!13, tptp_minus_1)) | (~leq(succ(tptp_minus_1), A!13)))) <=> ((~![X: $i, Y: $i, Z: $i] : (leq(X, Z) | (~leq(Y, Z)) | (~leq(X, Y)))) | ((~leq(succ(tptp_minus_1), A!13)) | leq(succ(tptp_minus_1), tptp_minus_1) | (~leq(A!13, tptp_minus_1))))),
% 0.19/0.45      inference(monotonicity,[status(thm)],[40])).
% 0.19/0.45  tff(42,plain,
% 0.19/0.45      (((~![X: $i, Y: $i, Z: $i] : (leq(X, Z) | (~leq(Y, Z)) | (~leq(X, Y)))) | (leq(succ(tptp_minus_1), tptp_minus_1) | (~leq(A!13, tptp_minus_1)) | (~leq(succ(tptp_minus_1), A!13)))) <=> ((~![X: $i, Y: $i, Z: $i] : (leq(X, Z) | (~leq(Y, Z)) | (~leq(X, Y)))) | (~leq(succ(tptp_minus_1), A!13)) | leq(succ(tptp_minus_1), tptp_minus_1) | (~leq(A!13, tptp_minus_1)))),
% 0.19/0.45      inference(transitivity,[status(thm)],[41, 39])).
% 0.19/0.45  tff(43,plain,
% 0.19/0.45      ((~![X: $i, Y: $i, Z: $i] : (leq(X, Z) | (~leq(Y, Z)) | (~leq(X, Y)))) | (leq(succ(tptp_minus_1), tptp_minus_1) | (~leq(A!13, tptp_minus_1)) | (~leq(succ(tptp_minus_1), A!13)))),
% 0.19/0.45      inference(quant_inst,[status(thm)],[])).
% 0.19/0.45  tff(44,plain,
% 0.19/0.45      ((~![X: $i, Y: $i, Z: $i] : (leq(X, Z) | (~leq(Y, Z)) | (~leq(X, Y)))) | (~leq(succ(tptp_minus_1), A!13)) | leq(succ(tptp_minus_1), tptp_minus_1) | (~leq(A!13, tptp_minus_1))),
% 0.19/0.45      inference(modus_ponens,[status(thm)],[43, 42])).
% 0.19/0.45  tff(45,plain,
% 0.19/0.45      (leq(succ(tptp_minus_1), tptp_minus_1)),
% 0.19/0.45      inference(unit_resolution,[status(thm)],[44, 38, 26, 25])).
% 0.19/0.45  tff(46,plain,
% 0.19/0.45      ((~(leq(succ(tptp_minus_1), tptp_minus_1) <=> gt(succ(tptp_minus_1), succ(tptp_minus_1)))) | (~leq(succ(tptp_minus_1), tptp_minus_1)) | gt(succ(tptp_minus_1), succ(tptp_minus_1))),
% 0.19/0.45      inference(tautology,[status(thm)],[])).
% 0.19/0.45  tff(47,plain,
% 0.19/0.45      ((~(leq(succ(tptp_minus_1), tptp_minus_1) <=> gt(succ(tptp_minus_1), succ(tptp_minus_1)))) | gt(succ(tptp_minus_1), succ(tptp_minus_1))),
% 0.19/0.45      inference(unit_resolution,[status(thm)],[46, 45])).
% 0.19/0.45  tff(48,plain,
% 0.19/0.45      (gt(succ(tptp_minus_1), succ(tptp_minus_1))),
% 0.19/0.45      inference(unit_resolution,[status(thm)],[47, 9])).
% 0.19/0.45  tff(49,plain,
% 0.19/0.45      (^[X: $i] : refl((~gt(X, X)) <=> (~gt(X, X)))),
% 0.19/0.45      inference(bind,[status(th)],[])).
% 0.19/0.45  tff(50,plain,
% 0.19/0.45      (![X: $i] : (~gt(X, X)) <=> ![X: $i] : (~gt(X, X))),
% 0.19/0.45      inference(quant_intro,[status(thm)],[49])).
% 0.19/0.45  tff(51,plain,
% 0.19/0.45      (![X: $i] : (~gt(X, X)) <=> ![X: $i] : (~gt(X, X))),
% 0.19/0.45      inference(rewrite,[status(thm)],[])).
% 0.19/0.45  tff(52,axiom,(![X: $i] : (~gt(X, X))), file('/export/starexec/sandbox/benchmark/Axioms/SWV003+0.ax','irreflexivity_gt')).
% 0.19/0.45  tff(53,plain,
% 0.19/0.45      (![X: $i] : (~gt(X, X))),
% 0.19/0.45      inference(modus_ponens,[status(thm)],[52, 51])).
% 0.19/0.45  tff(54,plain,(
% 0.19/0.45      ![X: $i] : (~gt(X, X))),
% 0.19/0.45      inference(skolemize,[status(sab)],[53])).
% 0.19/0.45  tff(55,plain,
% 0.19/0.45      (![X: $i] : (~gt(X, X))),
% 0.19/0.45      inference(modus_ponens,[status(thm)],[54, 50])).
% 0.19/0.45  tff(56,plain,
% 0.19/0.45      ((~![X: $i] : (~gt(X, X))) | (~gt(succ(tptp_minus_1), succ(tptp_minus_1)))),
% 0.19/0.45      inference(quant_inst,[status(thm)],[])).
% 0.19/0.45  tff(57,plain,
% 0.19/0.45      ($false),
% 0.19/0.45      inference(unit_resolution,[status(thm)],[56, 55, 48])).
% 0.19/0.45  % SZS output end Proof
%------------------------------------------------------------------------------