TSTP Solution File: SEU291+1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : SEU291+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n020.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 : Tue Sep 20 07:28:43 EDT 2022

% Result   : Theorem 2.57s 1.89s
% Output   : Proof 2.57s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SEU291+1 : TPTP v8.1.0. Released v3.3.0.
% 0.07/0.13  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.13/0.35  % Computer : n020.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 300
% 0.13/0.35  % DateTime : Sat Sep  3 11:40:59 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.13/0.35  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.13/0.35  Usage: tptp [options] [-file:]file
% 0.13/0.35    -h, -?       prints this message.
% 0.13/0.35    -smt2        print SMT-LIB2 benchmark.
% 0.13/0.35    -m, -model   generate model.
% 0.13/0.35    -p, -proof   generate proof.
% 0.13/0.35    -c, -core    generate unsat core of named formulas.
% 0.13/0.35    -st, -statistics display statistics.
% 0.13/0.35    -t:timeout   set timeout (in second).
% 0.13/0.35    -smt2status  display status in smt2 format instead of SZS.
% 0.13/0.35    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.13/0.35    -<param>:<value> configuration parameter and value.
% 0.13/0.35    -o:<output-file> file to place output in.
% 2.57/1.89  % SZS status Theorem
% 2.57/1.89  % SZS output start Proof
% 2.57/1.89  tff(relation_dom_as_subset_type, type, (
% 2.57/1.89     relation_dom_as_subset: ( $i * $i * $i ) > $i)).
% 2.57/1.89  tff(tptp_fun_D_17_type, type, (
% 2.57/1.89     tptp_fun_D_17: $i)).
% 2.57/1.89  tff(tptp_fun_C_18_type, type, (
% 2.57/1.89     tptp_fun_C_18: $i)).
% 2.57/1.89  tff(tptp_fun_A_20_type, type, (
% 2.57/1.89     tptp_fun_A_20: $i)).
% 2.57/1.89  tff(tptp_fun_B_19_type, type, (
% 2.57/1.89     tptp_fun_B_19: $i)).
% 2.57/1.89  tff(relation_dom_type, type, (
% 2.57/1.89     relation_dom: $i > $i)).
% 2.57/1.89  tff(relation_of2_type, type, (
% 2.57/1.89     relation_of2: ( $i * $i * $i ) > $o)).
% 2.57/1.89  tff(relation_of2_as_subset_type, type, (
% 2.57/1.89     relation_of2_as_subset: ( $i * $i * $i ) > $o)).
% 2.57/1.89  tff(quasi_total_type, type, (
% 2.57/1.89     quasi_total: ( $i * $i * $i ) > $o)).
% 2.57/1.89  tff(function_type, type, (
% 2.57/1.89     function: $i > $o)).
% 2.57/1.89  tff(subset_type, type, (
% 2.57/1.89     subset: ( $i * $i ) > $o)).
% 2.57/1.89  tff(empty_set_type, type, (
% 2.57/1.89     empty_set: $i)).
% 2.57/1.89  tff(1,plain,
% 2.57/1.89      (^[A: $i, B: $i, C: $i] : refl((relation_of2_as_subset(C, A, B) <=> relation_of2(C, A, B)) <=> (relation_of2_as_subset(C, A, B) <=> relation_of2(C, A, B)))),
% 2.57/1.89      inference(bind,[status(th)],[])).
% 2.57/1.89  tff(2,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i] : (relation_of2_as_subset(C, A, B) <=> relation_of2(C, A, B)) <=> ![A: $i, B: $i, C: $i] : (relation_of2_as_subset(C, A, B) <=> relation_of2(C, A, B))),
% 2.57/1.89      inference(quant_intro,[status(thm)],[1])).
% 2.57/1.89  tff(3,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i] : (relation_of2_as_subset(C, A, B) <=> relation_of2(C, A, B)) <=> ![A: $i, B: $i, C: $i] : (relation_of2_as_subset(C, A, B) <=> relation_of2(C, A, B))),
% 2.57/1.89      inference(rewrite,[status(thm)],[])).
% 2.57/1.89  tff(4,axiom,(![A: $i, B: $i, C: $i] : (relation_of2_as_subset(C, A, B) <=> relation_of2(C, A, B))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','redefinition_m2_relset_1')).
% 2.57/1.89  tff(5,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i] : (relation_of2_as_subset(C, A, B) <=> relation_of2(C, A, B))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[4, 3])).
% 2.57/1.89  tff(6,plain,(
% 2.57/1.89      ![A: $i, B: $i, C: $i] : (relation_of2_as_subset(C, A, B) <=> relation_of2(C, A, B))),
% 2.57/1.89      inference(skolemize,[status(sab)],[5])).
% 2.57/1.89  tff(7,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i] : (relation_of2_as_subset(C, A, B) <=> relation_of2(C, A, B))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[6, 2])).
% 2.57/1.89  tff(8,plain,
% 2.57/1.89      ((~![A: $i, B: $i, C: $i] : (relation_of2_as_subset(C, A, B) <=> relation_of2(C, A, B))) | (relation_of2_as_subset(D!17, A!20, B!19) <=> relation_of2(D!17, A!20, B!19))),
% 2.57/1.89      inference(quant_inst,[status(thm)],[])).
% 2.57/1.89  tff(9,plain,
% 2.57/1.89      (relation_of2_as_subset(D!17, A!20, B!19) <=> relation_of2(D!17, A!20, B!19)),
% 2.57/1.89      inference(unit_resolution,[status(thm)],[8, 7])).
% 2.57/1.89  tff(10,plain,
% 2.57/1.89      ((~(((B!19 = empty_set) & (~(A!20 = empty_set))) | (function(D!17) & quasi_total(D!17, A!20, C!18) & relation_of2_as_subset(D!17, A!20, C!18)) | (~subset(B!19, C!18)) | (~(function(D!17) & quasi_total(D!17, A!20, B!19) & relation_of2_as_subset(D!17, A!20, B!19))))) <=> (~(((B!19 = empty_set) & (~(A!20 = empty_set))) | (function(D!17) & quasi_total(D!17, A!20, C!18) & relation_of2_as_subset(D!17, A!20, C!18)) | (~subset(B!19, C!18)) | (~(function(D!17) & quasi_total(D!17, A!20, B!19) & relation_of2_as_subset(D!17, A!20, B!19)))))),
% 2.57/1.89      inference(rewrite,[status(thm)],[])).
% 2.57/1.89  tff(11,plain,
% 2.57/1.89      ((~![A: $i, B: $i, C: $i, D: $i] : (((B = empty_set) & (~(A = empty_set))) | (function(D) & quasi_total(D, A, C) & relation_of2_as_subset(D, A, C)) | (~subset(B, C)) | (~(function(D) & quasi_total(D, A, B) & relation_of2_as_subset(D, A, B))))) <=> (~![A: $i, B: $i, C: $i, D: $i] : (((B = empty_set) & (~(A = empty_set))) | (function(D) & quasi_total(D, A, C) & relation_of2_as_subset(D, A, C)) | (~subset(B, C)) | (~(function(D) & quasi_total(D, A, B) & relation_of2_as_subset(D, A, B)))))),
% 2.57/1.89      inference(rewrite,[status(thm)],[])).
% 2.57/1.89  tff(12,plain,
% 2.57/1.89      ((~![A: $i, B: $i, C: $i, D: $i] : (((function(D) & quasi_total(D, A, B)) & relation_of2_as_subset(D, A, B)) => (subset(B, C) => (((B = empty_set) & (~(A = empty_set))) | ((function(D) & quasi_total(D, A, C)) & relation_of2_as_subset(D, A, C)))))) <=> (~![A: $i, B: $i, C: $i, D: $i] : (((B = empty_set) & (~(A = empty_set))) | (function(D) & quasi_total(D, A, C) & relation_of2_as_subset(D, A, C)) | (~subset(B, C)) | (~(function(D) & quasi_total(D, A, B) & relation_of2_as_subset(D, A, B)))))),
% 2.57/1.89      inference(rewrite,[status(thm)],[])).
% 2.57/1.89  tff(13,axiom,(~![A: $i, B: $i, C: $i, D: $i] : (((function(D) & quasi_total(D, A, B)) & relation_of2_as_subset(D, A, B)) => (subset(B, C) => (((B = empty_set) & (~(A = empty_set))) | ((function(D) & quasi_total(D, A, C)) & relation_of2_as_subset(D, A, C)))))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','t9_funct_2')).
% 2.57/1.89  tff(14,plain,
% 2.57/1.89      (~![A: $i, B: $i, C: $i, D: $i] : (((B = empty_set) & (~(A = empty_set))) | (function(D) & quasi_total(D, A, C) & relation_of2_as_subset(D, A, C)) | (~subset(B, C)) | (~(function(D) & quasi_total(D, A, B) & relation_of2_as_subset(D, A, B))))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[13, 12])).
% 2.57/1.89  tff(15,plain,
% 2.57/1.89      (~![A: $i, B: $i, C: $i, D: $i] : (((B = empty_set) & (~(A = empty_set))) | (function(D) & quasi_total(D, A, C) & relation_of2_as_subset(D, A, C)) | (~subset(B, C)) | (~(function(D) & quasi_total(D, A, B) & relation_of2_as_subset(D, A, B))))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[14, 11])).
% 2.57/1.89  tff(16,plain,
% 2.57/1.89      (~![A: $i, B: $i, C: $i, D: $i] : (((B = empty_set) & (~(A = empty_set))) | (function(D) & quasi_total(D, A, C) & relation_of2_as_subset(D, A, C)) | (~subset(B, C)) | (~(function(D) & quasi_total(D, A, B) & relation_of2_as_subset(D, A, B))))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[15, 11])).
% 2.57/1.89  tff(17,plain,
% 2.57/1.89      (~![A: $i, B: $i, C: $i, D: $i] : (((B = empty_set) & (~(A = empty_set))) | (function(D) & quasi_total(D, A, C) & relation_of2_as_subset(D, A, C)) | (~subset(B, C)) | (~(function(D) & quasi_total(D, A, B) & relation_of2_as_subset(D, A, B))))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[16, 11])).
% 2.57/1.89  tff(18,plain,
% 2.57/1.89      (~![A: $i, B: $i, C: $i, D: $i] : (((B = empty_set) & (~(A = empty_set))) | (function(D) & quasi_total(D, A, C) & relation_of2_as_subset(D, A, C)) | (~subset(B, C)) | (~(function(D) & quasi_total(D, A, B) & relation_of2_as_subset(D, A, B))))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[17, 11])).
% 2.57/1.89  tff(19,plain,
% 2.57/1.89      (~![A: $i, B: $i, C: $i, D: $i] : (((B = empty_set) & (~(A = empty_set))) | (function(D) & quasi_total(D, A, C) & relation_of2_as_subset(D, A, C)) | (~subset(B, C)) | (~(function(D) & quasi_total(D, A, B) & relation_of2_as_subset(D, A, B))))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[18, 11])).
% 2.57/1.89  tff(20,plain,
% 2.57/1.89      (~![A: $i, B: $i, C: $i, D: $i] : (((B = empty_set) & (~(A = empty_set))) | (function(D) & quasi_total(D, A, C) & relation_of2_as_subset(D, A, C)) | (~subset(B, C)) | (~(function(D) & quasi_total(D, A, B) & relation_of2_as_subset(D, A, B))))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[19, 11])).
% 2.57/1.89  tff(21,plain,(
% 2.57/1.89      ~(((B!19 = empty_set) & (~(A!20 = empty_set))) | (function(D!17) & quasi_total(D!17, A!20, C!18) & relation_of2_as_subset(D!17, A!20, C!18)) | (~subset(B!19, C!18)) | (~(function(D!17) & quasi_total(D!17, A!20, B!19) & relation_of2_as_subset(D!17, A!20, B!19))))),
% 2.57/1.89      inference(skolemize,[status(sab)],[20])).
% 2.57/1.89  tff(22,plain,
% 2.57/1.89      (~(((B!19 = empty_set) & (~(A!20 = empty_set))) | (function(D!17) & quasi_total(D!17, A!20, C!18) & relation_of2_as_subset(D!17, A!20, C!18)) | (~subset(B!19, C!18)) | (~(function(D!17) & quasi_total(D!17, A!20, B!19) & relation_of2_as_subset(D!17, A!20, B!19))))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[21, 10])).
% 2.57/1.89  tff(23,plain,
% 2.57/1.89      (function(D!17) & quasi_total(D!17, A!20, B!19) & relation_of2_as_subset(D!17, A!20, B!19)),
% 2.57/1.89      inference(or_elim,[status(thm)],[22])).
% 2.57/1.89  tff(24,plain,
% 2.57/1.89      (relation_of2_as_subset(D!17, A!20, B!19)),
% 2.57/1.89      inference(and_elim,[status(thm)],[23])).
% 2.57/1.89  tff(25,plain,
% 2.57/1.89      ((~(relation_of2_as_subset(D!17, A!20, B!19) <=> relation_of2(D!17, A!20, B!19))) | (~relation_of2_as_subset(D!17, A!20, B!19)) | relation_of2(D!17, A!20, B!19)),
% 2.57/1.89      inference(tautology,[status(thm)],[])).
% 2.57/1.89  tff(26,plain,
% 2.57/1.89      ((~(relation_of2_as_subset(D!17, A!20, B!19) <=> relation_of2(D!17, A!20, B!19))) | relation_of2(D!17, A!20, B!19)),
% 2.57/1.89      inference(unit_resolution,[status(thm)],[25, 24])).
% 2.57/1.89  tff(27,plain,
% 2.57/1.89      (relation_of2(D!17, A!20, B!19)),
% 2.57/1.89      inference(unit_resolution,[status(thm)],[26, 9])).
% 2.57/1.89  tff(28,plain,
% 2.57/1.89      (^[A: $i, B: $i, C: $i] : refl(((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C))) <=> ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C))))),
% 2.57/1.89      inference(bind,[status(th)],[])).
% 2.57/1.89  tff(29,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i] : ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C))) <=> ![A: $i, B: $i, C: $i] : ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C)))),
% 2.57/1.89      inference(quant_intro,[status(thm)],[28])).
% 2.57/1.89  tff(30,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i] : ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C))) <=> ![A: $i, B: $i, C: $i] : ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C)))),
% 2.57/1.89      inference(rewrite,[status(thm)],[])).
% 2.57/1.89  tff(31,plain,
% 2.57/1.89      (^[A: $i, B: $i, C: $i] : rewrite((relation_of2(C, A, B) => (relation_dom_as_subset(A, B, C) = relation_dom(C))) <=> ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C))))),
% 2.57/1.89      inference(bind,[status(th)],[])).
% 2.57/1.89  tff(32,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i] : (relation_of2(C, A, B) => (relation_dom_as_subset(A, B, C) = relation_dom(C))) <=> ![A: $i, B: $i, C: $i] : ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C)))),
% 2.57/1.89      inference(quant_intro,[status(thm)],[31])).
% 2.57/1.89  tff(33,axiom,(![A: $i, B: $i, C: $i] : (relation_of2(C, A, B) => (relation_dom_as_subset(A, B, C) = relation_dom(C)))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','redefinition_k4_relset_1')).
% 2.57/1.89  tff(34,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i] : ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C)))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[33, 32])).
% 2.57/1.89  tff(35,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i] : ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C)))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[34, 30])).
% 2.57/1.89  tff(36,plain,(
% 2.57/1.89      ![A: $i, B: $i, C: $i] : ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C)))),
% 2.57/1.89      inference(skolemize,[status(sab)],[35])).
% 2.57/1.89  tff(37,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i] : ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C)))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[36, 29])).
% 2.57/1.89  tff(38,plain,
% 2.57/1.89      (((~![A: $i, B: $i, C: $i] : ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C)))) | ((~relation_of2(D!17, A!20, B!19)) | (relation_dom_as_subset(A!20, B!19, D!17) = relation_dom(D!17)))) <=> ((~![A: $i, B: $i, C: $i] : ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C)))) | (~relation_of2(D!17, A!20, B!19)) | (relation_dom_as_subset(A!20, B!19, D!17) = relation_dom(D!17)))),
% 2.57/1.89      inference(rewrite,[status(thm)],[])).
% 2.57/1.89  tff(39,plain,
% 2.57/1.89      ((~![A: $i, B: $i, C: $i] : ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C)))) | ((~relation_of2(D!17, A!20, B!19)) | (relation_dom_as_subset(A!20, B!19, D!17) = relation_dom(D!17)))),
% 2.57/1.89      inference(quant_inst,[status(thm)],[])).
% 2.57/1.89  tff(40,plain,
% 2.57/1.89      ((~![A: $i, B: $i, C: $i] : ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C)))) | (~relation_of2(D!17, A!20, B!19)) | (relation_dom_as_subset(A!20, B!19, D!17) = relation_dom(D!17))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[39, 38])).
% 2.57/1.89  tff(41,plain,
% 2.57/1.89      (relation_dom_as_subset(A!20, B!19, D!17) = relation_dom(D!17)),
% 2.57/1.89      inference(unit_resolution,[status(thm)],[40, 37, 27])).
% 2.57/1.89  tff(42,plain,
% 2.57/1.89      (relation_dom(D!17) = relation_dom_as_subset(A!20, B!19, D!17)),
% 2.57/1.89      inference(symmetry,[status(thm)],[41])).
% 2.57/1.89  tff(43,plain,
% 2.57/1.89      ((~![A: $i, B: $i, C: $i] : (relation_of2_as_subset(C, A, B) <=> relation_of2(C, A, B))) | (relation_of2_as_subset(D!17, A!20, C!18) <=> relation_of2(D!17, A!20, C!18))),
% 2.57/1.89      inference(quant_inst,[status(thm)],[])).
% 2.57/1.89  tff(44,plain,
% 2.57/1.89      (relation_of2_as_subset(D!17, A!20, C!18) <=> relation_of2(D!17, A!20, C!18)),
% 2.57/1.89      inference(unit_resolution,[status(thm)],[43, 7])).
% 2.57/1.89  tff(45,plain,
% 2.57/1.89      (subset(B!19, C!18)),
% 2.57/1.89      inference(or_elim,[status(thm)],[22])).
% 2.57/1.89  tff(46,assumption,(~relation_of2_as_subset(D!17, A!20, C!18)), introduced(assumption)).
% 2.57/1.89  tff(47,plain,
% 2.57/1.89      (^[A: $i, B: $i, C: $i, D: $i] : refl((relation_of2_as_subset(D, C, B) | (~subset(A, B)) | (~relation_of2_as_subset(D, C, A))) <=> (relation_of2_as_subset(D, C, B) | (~subset(A, B)) | (~relation_of2_as_subset(D, C, A))))),
% 2.57/1.89      inference(bind,[status(th)],[])).
% 2.57/1.89  tff(48,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i, D: $i] : (relation_of2_as_subset(D, C, B) | (~subset(A, B)) | (~relation_of2_as_subset(D, C, A))) <=> ![A: $i, B: $i, C: $i, D: $i] : (relation_of2_as_subset(D, C, B) | (~subset(A, B)) | (~relation_of2_as_subset(D, C, A)))),
% 2.57/1.89      inference(quant_intro,[status(thm)],[47])).
% 2.57/1.89  tff(49,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i, D: $i] : (relation_of2_as_subset(D, C, B) | (~subset(A, B)) | (~relation_of2_as_subset(D, C, A))) <=> ![A: $i, B: $i, C: $i, D: $i] : (relation_of2_as_subset(D, C, B) | (~subset(A, B)) | (~relation_of2_as_subset(D, C, A)))),
% 2.57/1.89      inference(rewrite,[status(thm)],[])).
% 2.57/1.89  tff(50,plain,
% 2.57/1.89      (^[A: $i, B: $i, C: $i, D: $i] : trans(monotonicity(rewrite((subset(A, B) => relation_of2_as_subset(D, C, B)) <=> ((~subset(A, B)) | relation_of2_as_subset(D, C, B))), ((relation_of2_as_subset(D, C, A) => (subset(A, B) => relation_of2_as_subset(D, C, B))) <=> (relation_of2_as_subset(D, C, A) => ((~subset(A, B)) | relation_of2_as_subset(D, C, B))))), rewrite((relation_of2_as_subset(D, C, A) => ((~subset(A, B)) | relation_of2_as_subset(D, C, B))) <=> (relation_of2_as_subset(D, C, B) | (~subset(A, B)) | (~relation_of2_as_subset(D, C, A)))), ((relation_of2_as_subset(D, C, A) => (subset(A, B) => relation_of2_as_subset(D, C, B))) <=> (relation_of2_as_subset(D, C, B) | (~subset(A, B)) | (~relation_of2_as_subset(D, C, A)))))),
% 2.57/1.89      inference(bind,[status(th)],[])).
% 2.57/1.89  tff(51,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i, D: $i] : (relation_of2_as_subset(D, C, A) => (subset(A, B) => relation_of2_as_subset(D, C, B))) <=> ![A: $i, B: $i, C: $i, D: $i] : (relation_of2_as_subset(D, C, B) | (~subset(A, B)) | (~relation_of2_as_subset(D, C, A)))),
% 2.57/1.89      inference(quant_intro,[status(thm)],[50])).
% 2.57/1.89  tff(52,axiom,(![A: $i, B: $i, C: $i, D: $i] : (relation_of2_as_subset(D, C, A) => (subset(A, B) => relation_of2_as_subset(D, C, B)))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','t16_relset_1')).
% 2.57/1.89  tff(53,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i, D: $i] : (relation_of2_as_subset(D, C, B) | (~subset(A, B)) | (~relation_of2_as_subset(D, C, A)))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[52, 51])).
% 2.57/1.89  tff(54,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i, D: $i] : (relation_of2_as_subset(D, C, B) | (~subset(A, B)) | (~relation_of2_as_subset(D, C, A)))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[53, 49])).
% 2.57/1.89  tff(55,plain,(
% 2.57/1.89      ![A: $i, B: $i, C: $i, D: $i] : (relation_of2_as_subset(D, C, B) | (~subset(A, B)) | (~relation_of2_as_subset(D, C, A)))),
% 2.57/1.89      inference(skolemize,[status(sab)],[54])).
% 2.57/1.89  tff(56,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i, D: $i] : (relation_of2_as_subset(D, C, B) | (~subset(A, B)) | (~relation_of2_as_subset(D, C, A)))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[55, 48])).
% 2.57/1.89  tff(57,plain,
% 2.57/1.89      (((~![A: $i, B: $i, C: $i, D: $i] : (relation_of2_as_subset(D, C, B) | (~subset(A, B)) | (~relation_of2_as_subset(D, C, A)))) | (relation_of2_as_subset(D!17, A!20, C!18) | (~subset(B!19, C!18)) | (~relation_of2_as_subset(D!17, A!20, B!19)))) <=> ((~![A: $i, B: $i, C: $i, D: $i] : (relation_of2_as_subset(D, C, B) | (~subset(A, B)) | (~relation_of2_as_subset(D, C, A)))) | relation_of2_as_subset(D!17, A!20, C!18) | (~subset(B!19, C!18)) | (~relation_of2_as_subset(D!17, A!20, B!19)))),
% 2.57/1.89      inference(rewrite,[status(thm)],[])).
% 2.57/1.89  tff(58,plain,
% 2.57/1.89      ((~![A: $i, B: $i, C: $i, D: $i] : (relation_of2_as_subset(D, C, B) | (~subset(A, B)) | (~relation_of2_as_subset(D, C, A)))) | (relation_of2_as_subset(D!17, A!20, C!18) | (~subset(B!19, C!18)) | (~relation_of2_as_subset(D!17, A!20, B!19)))),
% 2.57/1.89      inference(quant_inst,[status(thm)],[])).
% 2.57/1.89  tff(59,plain,
% 2.57/1.89      ((~![A: $i, B: $i, C: $i, D: $i] : (relation_of2_as_subset(D, C, B) | (~subset(A, B)) | (~relation_of2_as_subset(D, C, A)))) | relation_of2_as_subset(D!17, A!20, C!18) | (~subset(B!19, C!18)) | (~relation_of2_as_subset(D!17, A!20, B!19))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[58, 57])).
% 2.57/1.89  tff(60,plain,
% 2.57/1.89      ($false),
% 2.57/1.89      inference(unit_resolution,[status(thm)],[59, 56, 46, 45, 24])).
% 2.57/1.89  tff(61,plain,(relation_of2_as_subset(D!17, A!20, C!18)), inference(lemma,lemma(discharge,[]))).
% 2.57/1.89  tff(62,plain,
% 2.57/1.89      ((~(relation_of2_as_subset(D!17, A!20, C!18) <=> relation_of2(D!17, A!20, C!18))) | (~relation_of2_as_subset(D!17, A!20, C!18)) | relation_of2(D!17, A!20, C!18)),
% 2.57/1.89      inference(tautology,[status(thm)],[])).
% 2.57/1.89  tff(63,plain,
% 2.57/1.89      ((~(relation_of2_as_subset(D!17, A!20, C!18) <=> relation_of2(D!17, A!20, C!18))) | relation_of2(D!17, A!20, C!18)),
% 2.57/1.89      inference(unit_resolution,[status(thm)],[62, 61])).
% 2.57/1.89  tff(64,plain,
% 2.57/1.89      (relation_of2(D!17, A!20, C!18)),
% 2.57/1.89      inference(unit_resolution,[status(thm)],[63, 44])).
% 2.57/1.89  tff(65,plain,
% 2.57/1.89      (((~![A: $i, B: $i, C: $i] : ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C)))) | ((~relation_of2(D!17, A!20, C!18)) | (relation_dom_as_subset(A!20, C!18, D!17) = relation_dom(D!17)))) <=> ((~![A: $i, B: $i, C: $i] : ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C)))) | (~relation_of2(D!17, A!20, C!18)) | (relation_dom_as_subset(A!20, C!18, D!17) = relation_dom(D!17)))),
% 2.57/1.89      inference(rewrite,[status(thm)],[])).
% 2.57/1.89  tff(66,plain,
% 2.57/1.89      ((~![A: $i, B: $i, C: $i] : ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C)))) | ((~relation_of2(D!17, A!20, C!18)) | (relation_dom_as_subset(A!20, C!18, D!17) = relation_dom(D!17)))),
% 2.57/1.89      inference(quant_inst,[status(thm)],[])).
% 2.57/1.89  tff(67,plain,
% 2.57/1.89      ((~![A: $i, B: $i, C: $i] : ((~relation_of2(C, A, B)) | (relation_dom_as_subset(A, B, C) = relation_dom(C)))) | (~relation_of2(D!17, A!20, C!18)) | (relation_dom_as_subset(A!20, C!18, D!17) = relation_dom(D!17))),
% 2.57/1.89      inference(modus_ponens,[status(thm)],[66, 65])).
% 2.57/1.89  tff(68,plain,
% 2.57/1.89      (relation_dom_as_subset(A!20, C!18, D!17) = relation_dom(D!17)),
% 2.57/1.89      inference(unit_resolution,[status(thm)],[67, 37, 64])).
% 2.57/1.89  tff(69,plain,
% 2.57/1.89      (relation_dom_as_subset(A!20, C!18, D!17) = relation_dom_as_subset(A!20, B!19, D!17)),
% 2.57/1.89      inference(transitivity,[status(thm)],[68, 42])).
% 2.57/1.89  tff(70,plain,
% 2.57/1.89      ((A!20 = relation_dom_as_subset(A!20, C!18, D!17)) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17))),
% 2.57/1.89      inference(monotonicity,[status(thm)],[69])).
% 2.57/1.89  tff(71,plain,
% 2.57/1.89      ((A!20 = relation_dom_as_subset(A!20, B!19, D!17)) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17))),
% 2.57/1.89      inference(symmetry,[status(thm)],[70])).
% 2.57/1.89  tff(72,assumption,(~(B!19 = empty_set)), introduced(assumption)).
% 2.57/1.89  tff(73,plain,
% 2.57/1.89      (((~(B!19 = empty_set)) | (A!20 = empty_set)) | (B!19 = empty_set)),
% 2.57/1.89      inference(tautology,[status(thm)],[])).
% 2.57/1.89  tff(74,plain,
% 2.57/1.89      ((~(B!19 = empty_set)) | (A!20 = empty_set)),
% 2.57/1.89      inference(unit_resolution,[status(thm)],[73, 72])).
% 2.57/1.89  tff(75,plain,
% 2.57/1.89      (^[A: $i, B: $i, C: $i] : refl(((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set))))))) <=> ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set))))))))),
% 2.57/1.89      inference(bind,[status(th)],[])).
% 2.57/1.89  tff(76,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set))))))) <=> ![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))),
% 2.57/1.89      inference(quant_intro,[status(thm)],[75])).
% 2.57/1.89  tff(77,plain,
% 2.57/1.89      (^[A: $i, B: $i, C: $i] : rewrite(((~relation_of2_as_subset(C, A, B)) | (((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set))))) <=> ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set))))))))),
% 2.57/1.89      inference(bind,[status(th)],[])).
% 2.57/1.89  tff(78,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set))))) <=> ![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))),
% 2.57/1.89      inference(quant_intro,[status(thm)],[77])).
% 2.57/1.89  tff(79,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set))))) <=> ![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))),
% 2.57/1.89      inference(rewrite,[status(thm)],[])).
% 2.57/1.89  tff(80,plain,
% 2.57/1.89      (^[A: $i, B: $i, C: $i] : trans(monotonicity(rewrite(((((B = empty_set) => (A = empty_set)) => (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((B = empty_set) => ((A = empty_set) | (quasi_total(C, A, B) <=> (C = empty_set))))) <=> (((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set))))), ((relation_of2_as_subset(C, A, B) => ((((B = empty_set) => (A = empty_set)) => (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((B = empty_set) => ((A = empty_set) | (quasi_total(C, A, B) <=> (C = empty_set)))))) <=> (relation_of2_as_subset(C, A, B) => (((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set))))))), rewrite((relation_of2_as_subset(C, A, B) => (((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set))))) <=> ((~relation_of2_as_subset(C, A, B)) | (((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))), ((relation_of2_as_subset(C, A, B) => ((((B = empty_set) => (A = empty_set)) => (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((B = empty_set) => ((A = empty_set) | (quasi_total(C, A, B) <=> (C = empty_set)))))) <=> ((~relation_of2_as_subset(C, A, B)) | (((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))),
% 2.57/1.89      inference(bind,[status(th)],[])).
% 2.57/1.89  tff(81,plain,
% 2.57/1.89      (![A: $i, B: $i, C: $i] : (relation_of2_as_subset(C, A, B) => ((((B = empty_set) => (A = empty_set)) => (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((B = empty_set) => ((A = empty_set) | (quasi_total(C, A, B) <=> (C = empty_set)))))) <=> ![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))),
% 2.57/1.90      inference(quant_intro,[status(thm)],[80])).
% 2.57/1.90  tff(82,axiom,(![A: $i, B: $i, C: $i] : (relation_of2_as_subset(C, A, B) => ((((B = empty_set) => (A = empty_set)) => (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((B = empty_set) => ((A = empty_set) | (quasi_total(C, A, B) <=> (C = empty_set))))))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','d1_funct_2')).
% 2.57/1.90  tff(83,plain,
% 2.57/1.90      (![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))),
% 2.57/1.90      inference(modus_ponens,[status(thm)],[82, 81])).
% 2.57/1.90  tff(84,plain,
% 2.57/1.90      (![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))),
% 2.57/1.90      inference(modus_ponens,[status(thm)],[83, 79])).
% 2.57/1.90  tff(85,plain,(
% 2.57/1.90      ![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C)))) & ((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))),
% 2.57/1.90      inference(skolemize,[status(sab)],[84])).
% 2.57/1.90  tff(86,plain,
% 2.57/1.90      (![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))),
% 2.57/1.90      inference(modus_ponens,[status(thm)],[85, 78])).
% 2.57/1.90  tff(87,plain,
% 2.57/1.90      (![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))),
% 2.57/1.90      inference(modus_ponens,[status(thm)],[86, 76])).
% 2.57/1.90  tff(88,plain,
% 2.57/1.90      (((~![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))) | ((~relation_of2_as_subset(D!17, A!20, B!19)) | (~((~((~((~(B!19 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17))))) | (~((A!20 = empty_set) | (~(B!19 = empty_set)) | (quasi_total(D!17, A!20, B!19) <=> (D!17 = empty_set)))))))) <=> ((~![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))) | (~relation_of2_as_subset(D!17, A!20, B!19)) | (~((~((~((~(B!19 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17))))) | (~((A!20 = empty_set) | (~(B!19 = empty_set)) | (quasi_total(D!17, A!20, B!19) <=> (D!17 = empty_set)))))))),
% 2.57/1.90      inference(rewrite,[status(thm)],[])).
% 2.57/1.90  tff(89,plain,
% 2.57/1.90      (((~relation_of2_as_subset(D!17, A!20, B!19)) | (~((~((~((~(B!19 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17))))) | (~((quasi_total(D!17, A!20, B!19) <=> (D!17 = empty_set)) | (A!20 = empty_set) | (~(B!19 = empty_set))))))) <=> ((~relation_of2_as_subset(D!17, A!20, B!19)) | (~((~((~((~(B!19 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17))))) | (~((A!20 = empty_set) | (~(B!19 = empty_set)) | (quasi_total(D!17, A!20, B!19) <=> (D!17 = empty_set)))))))),
% 2.57/1.90      inference(rewrite,[status(thm)],[])).
% 2.57/1.90  tff(90,plain,
% 2.57/1.90      (((~![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))) | ((~relation_of2_as_subset(D!17, A!20, B!19)) | (~((~((~((~(B!19 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17))))) | (~((quasi_total(D!17, A!20, B!19) <=> (D!17 = empty_set)) | (A!20 = empty_set) | (~(B!19 = empty_set)))))))) <=> ((~![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))) | ((~relation_of2_as_subset(D!17, A!20, B!19)) | (~((~((~((~(B!19 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17))))) | (~((A!20 = empty_set) | (~(B!19 = empty_set)) | (quasi_total(D!17, A!20, B!19) <=> (D!17 = empty_set))))))))),
% 2.57/1.90      inference(monotonicity,[status(thm)],[89])).
% 2.57/1.90  tff(91,plain,
% 2.57/1.90      (((~![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))) | ((~relation_of2_as_subset(D!17, A!20, B!19)) | (~((~((~((~(B!19 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17))))) | (~((quasi_total(D!17, A!20, B!19) <=> (D!17 = empty_set)) | (A!20 = empty_set) | (~(B!19 = empty_set)))))))) <=> ((~![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))) | (~relation_of2_as_subset(D!17, A!20, B!19)) | (~((~((~((~(B!19 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17))))) | (~((A!20 = empty_set) | (~(B!19 = empty_set)) | (quasi_total(D!17, A!20, B!19) <=> (D!17 = empty_set)))))))),
% 2.57/1.90      inference(transitivity,[status(thm)],[90, 88])).
% 2.57/1.90  tff(92,plain,
% 2.57/1.90      ((~![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))) | ((~relation_of2_as_subset(D!17, A!20, B!19)) | (~((~((~((~(B!19 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17))))) | (~((quasi_total(D!17, A!20, B!19) <=> (D!17 = empty_set)) | (A!20 = empty_set) | (~(B!19 = empty_set)))))))),
% 2.57/1.90      inference(quant_inst,[status(thm)],[])).
% 2.57/1.90  tff(93,plain,
% 2.57/1.90      ((~![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))) | (~relation_of2_as_subset(D!17, A!20, B!19)) | (~((~((~((~(B!19 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17))))) | (~((A!20 = empty_set) | (~(B!19 = empty_set)) | (quasi_total(D!17, A!20, B!19) <=> (D!17 = empty_set))))))),
% 2.57/1.90      inference(modus_ponens,[status(thm)],[92, 91])).
% 2.57/1.90  tff(94,plain,
% 2.57/1.90      (~((~((~((~(B!19 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17))))) | (~((A!20 = empty_set) | (~(B!19 = empty_set)) | (quasi_total(D!17, A!20, B!19) <=> (D!17 = empty_set)))))),
% 2.57/1.90      inference(unit_resolution,[status(thm)],[93, 87, 24])).
% 2.57/1.90  tff(95,plain,
% 2.57/1.90      (((~((~((~(B!19 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17))))) | (~((A!20 = empty_set) | (~(B!19 = empty_set)) | (quasi_total(D!17, A!20, B!19) <=> (D!17 = empty_set))))) | ((~((~(B!19 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17))))),
% 2.57/1.90      inference(tautology,[status(thm)],[])).
% 2.57/1.90  tff(96,plain,
% 2.57/1.90      ((~((~(B!19 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17)))),
% 2.57/1.90      inference(unit_resolution,[status(thm)],[95, 94])).
% 2.57/1.90  tff(97,plain,
% 2.57/1.90      ((~((~((~(B!19 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17))))) | (~((~(B!19 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17)))),
% 2.57/1.90      inference(tautology,[status(thm)],[])).
% 2.57/1.90  tff(98,plain,
% 2.57/1.90      ((~((~(B!19 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17)))),
% 2.57/1.90      inference(unit_resolution,[status(thm)],[97, 96])).
% 2.57/1.90  tff(99,plain,
% 2.57/1.90      (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17))),
% 2.57/1.90      inference(unit_resolution,[status(thm)],[98, 74])).
% 2.57/1.90  tff(100,plain,
% 2.57/1.90      (quasi_total(D!17, A!20, B!19)),
% 2.57/1.90      inference(and_elim,[status(thm)],[23])).
% 2.57/1.90  tff(101,plain,
% 2.57/1.90      ((~(quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17)))) | (~quasi_total(D!17, A!20, B!19)) | (A!20 = relation_dom_as_subset(A!20, B!19, D!17))),
% 2.57/1.90      inference(tautology,[status(thm)],[])).
% 2.57/1.90  tff(102,plain,
% 2.57/1.90      ((~(quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17)))) | (A!20 = relation_dom_as_subset(A!20, B!19, D!17))),
% 2.57/1.90      inference(unit_resolution,[status(thm)],[101, 100])).
% 2.57/1.90  tff(103,plain,
% 2.57/1.90      (A!20 = relation_dom_as_subset(A!20, B!19, D!17)),
% 2.57/1.90      inference(unit_resolution,[status(thm)],[102, 99])).
% 2.57/1.90  tff(104,plain,
% 2.57/1.90      (A!20 = relation_dom_as_subset(A!20, C!18, D!17)),
% 2.57/1.90      inference(modus_ponens,[status(thm)],[103, 71])).
% 2.57/1.90  tff(105,plain,
% 2.57/1.90      (function(D!17)),
% 2.57/1.90      inference(and_elim,[status(thm)],[23])).
% 2.57/1.90  tff(106,plain,
% 2.57/1.90      ((~(~((~function(D!17)) | (~quasi_total(D!17, A!20, C!18)) | (~relation_of2_as_subset(D!17, A!20, C!18))))) <=> ((~function(D!17)) | (~quasi_total(D!17, A!20, C!18)) | (~relation_of2_as_subset(D!17, A!20, C!18)))),
% 2.57/1.90      inference(rewrite,[status(thm)],[])).
% 2.57/1.90  tff(107,plain,
% 2.57/1.90      ((function(D!17) & quasi_total(D!17, A!20, C!18) & relation_of2_as_subset(D!17, A!20, C!18)) <=> (~((~function(D!17)) | (~quasi_total(D!17, A!20, C!18)) | (~relation_of2_as_subset(D!17, A!20, C!18))))),
% 2.57/1.90      inference(rewrite,[status(thm)],[])).
% 2.57/1.90  tff(108,plain,
% 2.57/1.90      ((~(function(D!17) & quasi_total(D!17, A!20, C!18) & relation_of2_as_subset(D!17, A!20, C!18))) <=> (~(~((~function(D!17)) | (~quasi_total(D!17, A!20, C!18)) | (~relation_of2_as_subset(D!17, A!20, C!18)))))),
% 2.57/1.90      inference(monotonicity,[status(thm)],[107])).
% 2.57/1.90  tff(109,plain,
% 2.57/1.90      ((~(function(D!17) & quasi_total(D!17, A!20, C!18) & relation_of2_as_subset(D!17, A!20, C!18))) <=> ((~function(D!17)) | (~quasi_total(D!17, A!20, C!18)) | (~relation_of2_as_subset(D!17, A!20, C!18)))),
% 2.57/1.90      inference(transitivity,[status(thm)],[108, 106])).
% 2.57/1.90  tff(110,plain,
% 2.57/1.90      (~(function(D!17) & quasi_total(D!17, A!20, C!18) & relation_of2_as_subset(D!17, A!20, C!18))),
% 2.57/1.90      inference(or_elim,[status(thm)],[22])).
% 2.57/1.90  tff(111,plain,
% 2.57/1.90      ((~function(D!17)) | (~quasi_total(D!17, A!20, C!18)) | (~relation_of2_as_subset(D!17, A!20, C!18))),
% 2.57/1.90      inference(modus_ponens,[status(thm)],[110, 109])).
% 2.57/1.90  tff(112,plain,
% 2.57/1.90      ((~quasi_total(D!17, A!20, C!18)) | (~relation_of2_as_subset(D!17, A!20, C!18))),
% 2.57/1.90      inference(unit_resolution,[status(thm)],[111, 105])).
% 2.57/1.90  tff(113,plain,
% 2.57/1.90      (~quasi_total(D!17, A!20, C!18)),
% 2.57/1.90      inference(unit_resolution,[status(thm)],[112, 61])).
% 2.57/1.90  tff(114,plain,
% 2.57/1.90      ((~(quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17)))) | quasi_total(D!17, A!20, C!18) | (~(A!20 = relation_dom_as_subset(A!20, C!18, D!17)))),
% 2.57/1.90      inference(tautology,[status(thm)],[])).
% 2.57/1.90  tff(115,plain,
% 2.57/1.90      ((~(quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17)))) | (~(A!20 = relation_dom_as_subset(A!20, C!18, D!17)))),
% 2.57/1.90      inference(unit_resolution,[status(thm)],[114, 113])).
% 2.57/1.90  tff(116,plain,
% 2.57/1.90      (~(quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17)))),
% 2.57/1.90      inference(unit_resolution,[status(thm)],[115, 104])).
% 2.57/1.90  tff(117,plain,
% 2.57/1.90      (((~![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))) | ((~relation_of2_as_subset(D!17, A!20, C!18)) | (~((~((~((~(C!18 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17))))) | (~((A!20 = empty_set) | (~(C!18 = empty_set)) | (quasi_total(D!17, A!20, C!18) <=> (D!17 = empty_set)))))))) <=> ((~![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))) | (~relation_of2_as_subset(D!17, A!20, C!18)) | (~((~((~((~(C!18 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17))))) | (~((A!20 = empty_set) | (~(C!18 = empty_set)) | (quasi_total(D!17, A!20, C!18) <=> (D!17 = empty_set)))))))),
% 2.57/1.90      inference(rewrite,[status(thm)],[])).
% 2.57/1.90  tff(118,plain,
% 2.57/1.90      (((~relation_of2_as_subset(D!17, A!20, C!18)) | (~((~((~((~(C!18 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17))))) | (~((quasi_total(D!17, A!20, C!18) <=> (D!17 = empty_set)) | (A!20 = empty_set) | (~(C!18 = empty_set))))))) <=> ((~relation_of2_as_subset(D!17, A!20, C!18)) | (~((~((~((~(C!18 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17))))) | (~((A!20 = empty_set) | (~(C!18 = empty_set)) | (quasi_total(D!17, A!20, C!18) <=> (D!17 = empty_set)))))))),
% 2.57/1.90      inference(rewrite,[status(thm)],[])).
% 2.57/1.90  tff(119,plain,
% 2.57/1.90      (((~![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))) | ((~relation_of2_as_subset(D!17, A!20, C!18)) | (~((~((~((~(C!18 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17))))) | (~((quasi_total(D!17, A!20, C!18) <=> (D!17 = empty_set)) | (A!20 = empty_set) | (~(C!18 = empty_set)))))))) <=> ((~![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))) | ((~relation_of2_as_subset(D!17, A!20, C!18)) | (~((~((~((~(C!18 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17))))) | (~((A!20 = empty_set) | (~(C!18 = empty_set)) | (quasi_total(D!17, A!20, C!18) <=> (D!17 = empty_set))))))))),
% 2.57/1.90      inference(monotonicity,[status(thm)],[118])).
% 2.57/1.90  tff(120,plain,
% 2.57/1.90      (((~![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))) | ((~relation_of2_as_subset(D!17, A!20, C!18)) | (~((~((~((~(C!18 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17))))) | (~((quasi_total(D!17, A!20, C!18) <=> (D!17 = empty_set)) | (A!20 = empty_set) | (~(C!18 = empty_set)))))))) <=> ((~![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))) | (~relation_of2_as_subset(D!17, A!20, C!18)) | (~((~((~((~(C!18 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17))))) | (~((A!20 = empty_set) | (~(C!18 = empty_set)) | (quasi_total(D!17, A!20, C!18) <=> (D!17 = empty_set)))))))),
% 2.57/1.90      inference(transitivity,[status(thm)],[119, 117])).
% 2.57/1.90  tff(121,plain,
% 2.57/1.90      ((~![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))) | ((~relation_of2_as_subset(D!17, A!20, C!18)) | (~((~((~((~(C!18 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17))))) | (~((quasi_total(D!17, A!20, C!18) <=> (D!17 = empty_set)) | (A!20 = empty_set) | (~(C!18 = empty_set)))))))),
% 2.57/1.90      inference(quant_inst,[status(thm)],[])).
% 2.57/1.90  tff(122,plain,
% 2.57/1.90      ((~![A: $i, B: $i, C: $i] : ((~relation_of2_as_subset(C, A, B)) | (~((~((~((~(B = empty_set)) | (A = empty_set))) | (quasi_total(C, A, B) <=> (A = relation_dom_as_subset(A, B, C))))) | (~((quasi_total(C, A, B) <=> (C = empty_set)) | (A = empty_set) | (~(B = empty_set)))))))) | (~relation_of2_as_subset(D!17, A!20, C!18)) | (~((~((~((~(C!18 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17))))) | (~((A!20 = empty_set) | (~(C!18 = empty_set)) | (quasi_total(D!17, A!20, C!18) <=> (D!17 = empty_set))))))),
% 2.57/1.90      inference(modus_ponens,[status(thm)],[121, 120])).
% 2.57/1.90  tff(123,plain,
% 2.57/1.90      (~((~((~((~(C!18 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17))))) | (~((A!20 = empty_set) | (~(C!18 = empty_set)) | (quasi_total(D!17, A!20, C!18) <=> (D!17 = empty_set)))))),
% 2.57/1.90      inference(unit_resolution,[status(thm)],[122, 87, 61])).
% 2.57/1.90  tff(124,plain,
% 2.57/1.90      (((~((~((~(C!18 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17))))) | (~((A!20 = empty_set) | (~(C!18 = empty_set)) | (quasi_total(D!17, A!20, C!18) <=> (D!17 = empty_set))))) | ((~((~(C!18 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17))))),
% 2.57/1.90      inference(tautology,[status(thm)],[])).
% 2.57/1.90  tff(125,plain,
% 2.57/1.90      ((~((~(C!18 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17)))),
% 2.57/1.90      inference(unit_resolution,[status(thm)],[124, 123])).
% 2.57/1.90  tff(126,plain,
% 2.57/1.90      ((~((~((~(C!18 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17))))) | (~((~(C!18 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17)))),
% 2.57/1.90      inference(tautology,[status(thm)],[])).
% 2.57/1.90  tff(127,plain,
% 2.57/1.90      ((~((~(C!18 = empty_set)) | (A!20 = empty_set))) | (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17)))),
% 2.57/1.90      inference(unit_resolution,[status(thm)],[126, 125])).
% 2.57/1.90  tff(128,plain,
% 2.57/1.90      (~((~(C!18 = empty_set)) | (A!20 = empty_set))),
% 2.57/1.90      inference(unit_resolution,[status(thm)],[127, 116])).
% 2.57/1.90  tff(129,plain,
% 2.57/1.90      (((~(C!18 = empty_set)) | (A!20 = empty_set)) | (C!18 = empty_set)),
% 2.57/1.90      inference(tautology,[status(thm)],[])).
% 2.57/1.90  tff(130,plain,
% 2.57/1.90      (C!18 = empty_set),
% 2.57/1.90      inference(unit_resolution,[status(thm)],[129, 128])).
% 2.57/1.91  tff(131,plain,
% 2.57/1.91      (empty_set = C!18),
% 2.57/1.91      inference(symmetry,[status(thm)],[130])).
% 2.57/1.91  tff(132,plain,
% 2.57/1.91      (subset(B!19, empty_set) <=> subset(B!19, C!18)),
% 2.57/1.91      inference(monotonicity,[status(thm)],[131])).
% 2.57/1.91  tff(133,plain,
% 2.57/1.91      (subset(B!19, C!18) <=> subset(B!19, empty_set)),
% 2.57/1.91      inference(symmetry,[status(thm)],[132])).
% 2.57/1.91  tff(134,plain,
% 2.57/1.91      (subset(B!19, empty_set)),
% 2.57/1.91      inference(modus_ponens,[status(thm)],[45, 133])).
% 2.57/1.91  tff(135,plain,
% 2.57/1.91      (^[A: $i] : refl(((~subset(A, empty_set)) | (A = empty_set)) <=> ((~subset(A, empty_set)) | (A = empty_set)))),
% 2.57/1.91      inference(bind,[status(th)],[])).
% 2.57/1.91  tff(136,plain,
% 2.57/1.91      (![A: $i] : ((~subset(A, empty_set)) | (A = empty_set)) <=> ![A: $i] : ((~subset(A, empty_set)) | (A = empty_set))),
% 2.57/1.91      inference(quant_intro,[status(thm)],[135])).
% 2.57/1.91  tff(137,plain,
% 2.57/1.91      (![A: $i] : ((~subset(A, empty_set)) | (A = empty_set)) <=> ![A: $i] : ((~subset(A, empty_set)) | (A = empty_set))),
% 2.57/1.91      inference(rewrite,[status(thm)],[])).
% 2.57/1.91  tff(138,plain,
% 2.57/1.91      (^[A: $i] : rewrite((subset(A, empty_set) => (A = empty_set)) <=> ((~subset(A, empty_set)) | (A = empty_set)))),
% 2.57/1.91      inference(bind,[status(th)],[])).
% 2.57/1.91  tff(139,plain,
% 2.57/1.91      (![A: $i] : (subset(A, empty_set) => (A = empty_set)) <=> ![A: $i] : ((~subset(A, empty_set)) | (A = empty_set))),
% 2.57/1.91      inference(quant_intro,[status(thm)],[138])).
% 2.57/1.91  tff(140,axiom,(![A: $i] : (subset(A, empty_set) => (A = empty_set))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','t3_xboole_1')).
% 2.57/1.91  tff(141,plain,
% 2.57/1.91      (![A: $i] : ((~subset(A, empty_set)) | (A = empty_set))),
% 2.57/1.91      inference(modus_ponens,[status(thm)],[140, 139])).
% 2.57/1.91  tff(142,plain,
% 2.57/1.91      (![A: $i] : ((~subset(A, empty_set)) | (A = empty_set))),
% 2.57/1.91      inference(modus_ponens,[status(thm)],[141, 137])).
% 2.57/1.91  tff(143,plain,(
% 2.57/1.91      ![A: $i] : ((~subset(A, empty_set)) | (A = empty_set))),
% 2.57/1.91      inference(skolemize,[status(sab)],[142])).
% 2.57/1.91  tff(144,plain,
% 2.57/1.91      (![A: $i] : ((~subset(A, empty_set)) | (A = empty_set))),
% 2.57/1.91      inference(modus_ponens,[status(thm)],[143, 136])).
% 2.57/1.91  tff(145,plain,
% 2.57/1.91      (((~![A: $i] : ((~subset(A, empty_set)) | (A = empty_set))) | ((~subset(B!19, empty_set)) | (B!19 = empty_set))) <=> ((~![A: $i] : ((~subset(A, empty_set)) | (A = empty_set))) | (~subset(B!19, empty_set)) | (B!19 = empty_set))),
% 2.57/1.91      inference(rewrite,[status(thm)],[])).
% 2.57/1.91  tff(146,plain,
% 2.57/1.91      ((~![A: $i] : ((~subset(A, empty_set)) | (A = empty_set))) | ((~subset(B!19, empty_set)) | (B!19 = empty_set))),
% 2.57/1.91      inference(quant_inst,[status(thm)],[])).
% 2.57/1.91  tff(147,plain,
% 2.57/1.91      ((~![A: $i] : ((~subset(A, empty_set)) | (A = empty_set))) | (~subset(B!19, empty_set)) | (B!19 = empty_set)),
% 2.57/1.91      inference(modus_ponens,[status(thm)],[146, 145])).
% 2.57/1.91  tff(148,plain,
% 2.57/1.91      (~subset(B!19, empty_set)),
% 2.57/1.91      inference(unit_resolution,[status(thm)],[147, 144, 72])).
% 2.57/1.91  tff(149,plain,
% 2.57/1.91      ($false),
% 2.57/1.91      inference(unit_resolution,[status(thm)],[148, 134])).
% 2.57/1.91  tff(150,plain,(B!19 = empty_set), inference(lemma,lemma(discharge,[]))).
% 2.57/1.91  tff(151,plain,
% 2.57/1.91      ((~(~((~(B!19 = empty_set)) | (A!20 = empty_set)))) <=> ((~(B!19 = empty_set)) | (A!20 = empty_set))),
% 2.57/1.91      inference(rewrite,[status(thm)],[])).
% 2.57/1.91  tff(152,plain,
% 2.57/1.91      (((B!19 = empty_set) & (~(A!20 = empty_set))) <=> (~((~(B!19 = empty_set)) | (A!20 = empty_set)))),
% 2.57/1.91      inference(rewrite,[status(thm)],[])).
% 2.57/1.91  tff(153,plain,
% 2.57/1.91      ((~((B!19 = empty_set) & (~(A!20 = empty_set)))) <=> (~(~((~(B!19 = empty_set)) | (A!20 = empty_set))))),
% 2.57/1.91      inference(monotonicity,[status(thm)],[152])).
% 2.57/1.91  tff(154,plain,
% 2.57/1.91      ((~((B!19 = empty_set) & (~(A!20 = empty_set)))) <=> ((~(B!19 = empty_set)) | (A!20 = empty_set))),
% 2.57/1.91      inference(transitivity,[status(thm)],[153, 151])).
% 2.57/1.91  tff(155,plain,
% 2.57/1.91      (~((B!19 = empty_set) & (~(A!20 = empty_set)))),
% 2.57/1.91      inference(or_elim,[status(thm)],[22])).
% 2.57/1.91  tff(156,plain,
% 2.57/1.91      ((~(B!19 = empty_set)) | (A!20 = empty_set)),
% 2.57/1.91      inference(modus_ponens,[status(thm)],[155, 154])).
% 2.57/1.91  tff(157,plain,
% 2.57/1.91      (A!20 = empty_set),
% 2.57/1.91      inference(unit_resolution,[status(thm)],[156, 150])).
% 2.57/1.91  tff(158,plain,
% 2.57/1.91      (((~(B!19 = empty_set)) | (A!20 = empty_set)) | (~(A!20 = empty_set))),
% 2.57/1.91      inference(tautology,[status(thm)],[])).
% 2.57/1.91  tff(159,plain,
% 2.57/1.91      ((~(B!19 = empty_set)) | (A!20 = empty_set)),
% 2.57/1.91      inference(unit_resolution,[status(thm)],[158, 157])).
% 2.57/1.91  tff(160,plain,
% 2.57/1.91      (quasi_total(D!17, A!20, B!19) <=> (A!20 = relation_dom_as_subset(A!20, B!19, D!17))),
% 2.57/1.91      inference(unit_resolution,[status(thm)],[98, 159])).
% 2.57/1.91  tff(161,plain,
% 2.57/1.91      (A!20 = relation_dom_as_subset(A!20, B!19, D!17)),
% 2.57/1.91      inference(unit_resolution,[status(thm)],[102, 160])).
% 2.57/1.91  tff(162,plain,
% 2.57/1.91      (A!20 = relation_dom_as_subset(A!20, C!18, D!17)),
% 2.57/1.91      inference(modus_ponens,[status(thm)],[161, 71])).
% 2.57/1.91  tff(163,plain,
% 2.57/1.91      (((~(C!18 = empty_set)) | (A!20 = empty_set)) | (~(A!20 = empty_set))),
% 2.57/1.91      inference(tautology,[status(thm)],[])).
% 2.57/1.91  tff(164,plain,
% 2.57/1.91      ((~(C!18 = empty_set)) | (A!20 = empty_set)),
% 2.57/1.91      inference(unit_resolution,[status(thm)],[163, 157])).
% 2.57/1.91  tff(165,plain,
% 2.57/1.91      (quasi_total(D!17, A!20, C!18) <=> (A!20 = relation_dom_as_subset(A!20, C!18, D!17))),
% 2.57/1.91      inference(unit_resolution,[status(thm)],[127, 164])).
% 2.57/1.91  tff(166,plain,
% 2.57/1.91      (~(A!20 = relation_dom_as_subset(A!20, C!18, D!17))),
% 2.57/1.91      inference(unit_resolution,[status(thm)],[115, 165])).
% 2.57/1.91  tff(167,plain,
% 2.57/1.91      ($false),
% 2.57/1.91      inference(unit_resolution,[status(thm)],[166, 162])).
% 2.57/1.91  % SZS output end Proof
%------------------------------------------------------------------------------