TSTP Solution File: SET155+4 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : SET155+4 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n026.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 05:05:55 EDT 2022

% Result   : Theorem 0.16s 0.35s
% Output   : Proof 0.16s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.09  % Problem  : SET155+4 : TPTP v8.1.0. Released v2.2.0.
% 0.09/0.10  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.10/0.30  % Computer : n026.cluster.edu
% 0.10/0.30  % Model    : x86_64 x86_64
% 0.10/0.30  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.30  % Memory   : 8042.1875MB
% 0.10/0.30  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.30  % CPULimit : 300
% 0.10/0.30  % WCLimit  : 300
% 0.10/0.30  % DateTime : Sat Sep  3 03:13:08 EDT 2022
% 0.10/0.30  % CPUTime  : 
% 0.10/0.31  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.10/0.31  Usage: tptp [options] [-file:]file
% 0.10/0.31    -h, -?       prints this message.
% 0.10/0.31    -smt2        print SMT-LIB2 benchmark.
% 0.10/0.31    -m, -model   generate model.
% 0.10/0.31    -p, -proof   generate proof.
% 0.10/0.31    -c, -core    generate unsat core of named formulas.
% 0.10/0.31    -st, -statistics display statistics.
% 0.10/0.31    -t:timeout   set timeout (in second).
% 0.10/0.31    -smt2status  display status in smt2 format instead of SZS.
% 0.10/0.31    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.10/0.31    -<param>:<value> configuration parameter and value.
% 0.10/0.31    -o:<output-file> file to place output in.
% 0.16/0.35  % SZS status Theorem
% 0.16/0.35  % SZS output start Proof
% 0.16/0.35  tff(member_type, type, (
% 0.16/0.35     member: ( $i * $i ) > $o)).
% 0.16/0.35  tff(difference_type, type, (
% 0.16/0.35     difference: ( $i * $i ) > $i)).
% 0.16/0.35  tff(tptp_fun_A_5_type, type, (
% 0.16/0.35     tptp_fun_A_5: $i)).
% 0.16/0.35  tff(tptp_fun_E_3_type, type, (
% 0.16/0.35     tptp_fun_E_3: $i)).
% 0.16/0.35  tff(tptp_fun_X_0_type, type, (
% 0.16/0.35     tptp_fun_X_0: ( $i * $i ) > $i)).
% 0.16/0.35  tff(union_type, type, (
% 0.16/0.35     union: ( $i * $i ) > $i)).
% 0.16/0.35  tff(tptp_fun_B_4_type, type, (
% 0.16/0.35     tptp_fun_B_4: $i)).
% 0.16/0.35  tff(intersection_type, type, (
% 0.16/0.35     intersection: ( $i * $i ) > $i)).
% 0.16/0.35  tff(subset_type, type, (
% 0.16/0.35     subset: ( $i * $i ) > $o)).
% 0.16/0.35  tff(equal_set_type, type, (
% 0.16/0.35     equal_set: ( $i * $i ) > $o)).
% 0.16/0.35  tff(1,assumption,((~((~subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4)))) | ![X: $i] : ((~member(X, intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(X, difference(E!3, union(A!5, B!4)))))) | (~(subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))) | (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4)))))))), introduced(assumption)).
% 0.16/0.35  tff(2,plain,
% 0.16/0.35      (^[A: $i, B: $i] : refl((~((~((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))) | (~(subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B))))))) <=> (~((~((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))) | (~(subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B))))))))),
% 0.16/0.35      inference(bind,[status(th)],[])).
% 0.16/0.35  tff(3,plain,
% 0.16/0.35      (![A: $i, B: $i] : (~((~((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))) | (~(subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B))))))) <=> ![A: $i, B: $i] : (~((~((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))) | (~(subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B)))))))),
% 0.16/0.35      inference(quant_intro,[status(thm)],[2])).
% 0.16/0.35  tff(4,plain,
% 0.16/0.35      (^[A: $i, B: $i] : rewrite((~((~((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))) | (~(subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B))))))) <=> (~((~((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))) | (~(subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B))))))))),
% 0.16/0.35      inference(bind,[status(th)],[])).
% 0.16/0.35  tff(5,plain,
% 0.16/0.35      (![A: $i, B: $i] : (~((~((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))) | (~(subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B))))))) <=> ![A: $i, B: $i] : (~((~((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))) | (~(subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B)))))))),
% 0.16/0.35      inference(quant_intro,[status(thm)],[4])).
% 0.16/0.35  tff(6,plain,
% 0.16/0.35      (![A: $i, B: $i] : (~((~((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))) | (~(subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B))))))) <=> ![A: $i, B: $i] : (~((~((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))) | (~(subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B)))))))),
% 0.16/0.35      inference(transitivity,[status(thm)],[5, 3])).
% 0.16/0.35  tff(7,plain,
% 0.16/0.35      (^[A: $i, B: $i] : trans(monotonicity(rewrite(((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B))) <=> ((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))), rewrite((subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B)))) <=> (subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B))))), ((((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B))) & (subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B))))) <=> (((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B))) & (subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B))))))), rewrite((((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B))) & (subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B))))) <=> (~((~((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))) | (~(subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B)))))))), ((((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B))) & (subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B))))) <=> (~((~((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))) | (~(subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B)))))))))),
% 0.16/0.36      inference(bind,[status(th)],[])).
% 0.16/0.36  tff(8,plain,
% 0.16/0.36      (![A: $i, B: $i] : (((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B))) & (subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B))))) <=> ![A: $i, B: $i] : (~((~((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))) | (~(subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B)))))))),
% 0.16/0.36      inference(quant_intro,[status(thm)],[7])).
% 0.16/0.36  tff(9,plain,
% 0.16/0.36      (![A: $i, B: $i] : (subset(A, B) <=> ![X: $i] : ((~member(X, A)) | member(X, B))) <=> ![A: $i, B: $i] : (subset(A, B) <=> ![X: $i] : ((~member(X, A)) | member(X, B)))),
% 0.16/0.36      inference(rewrite,[status(thm)],[])).
% 0.16/0.36  tff(10,plain,
% 0.16/0.36      (^[A: $i, B: $i] : rewrite((subset(A, B) <=> ![X: $i] : (member(X, A) => member(X, B))) <=> (subset(A, B) <=> ![X: $i] : ((~member(X, A)) | member(X, B))))),
% 0.16/0.36      inference(bind,[status(th)],[])).
% 0.16/0.36  tff(11,plain,
% 0.16/0.36      (![A: $i, B: $i] : (subset(A, B) <=> ![X: $i] : (member(X, A) => member(X, B))) <=> ![A: $i, B: $i] : (subset(A, B) <=> ![X: $i] : ((~member(X, A)) | member(X, B)))),
% 0.16/0.36      inference(quant_intro,[status(thm)],[10])).
% 0.16/0.36  tff(12,axiom,(![A: $i, B: $i] : (subset(A, B) <=> ![X: $i] : (member(X, A) => member(X, B)))), file('/export/starexec/sandbox/benchmark/Axioms/SET006+0.ax','subset')).
% 0.16/0.36  tff(13,plain,
% 0.16/0.36      (![A: $i, B: $i] : (subset(A, B) <=> ![X: $i] : ((~member(X, A)) | member(X, B)))),
% 0.16/0.36      inference(modus_ponens,[status(thm)],[12, 11])).
% 0.16/0.36  tff(14,plain,
% 0.16/0.36      (![A: $i, B: $i] : (subset(A, B) <=> ![X: $i] : ((~member(X, A)) | member(X, B)))),
% 0.16/0.36      inference(modus_ponens,[status(thm)],[13, 9])).
% 0.16/0.36  tff(15,plain,(
% 0.16/0.36      ![A: $i, B: $i] : (((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B))) & (subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B)))))),
% 0.16/0.36      inference(skolemize,[status(sab)],[14])).
% 0.16/0.36  tff(16,plain,
% 0.16/0.36      (![A: $i, B: $i] : (~((~((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))) | (~(subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B)))))))),
% 0.16/0.36      inference(modus_ponens,[status(thm)],[15, 8])).
% 0.16/0.36  tff(17,plain,
% 0.16/0.36      (![A: $i, B: $i] : (~((~((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))) | (~(subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B)))))))),
% 0.16/0.36      inference(modus_ponens,[status(thm)],[16, 6])).
% 0.16/0.36  tff(18,plain,
% 0.16/0.36      ((~![A: $i, B: $i] : (~((~((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))) | (~(subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B)))))))) | (~((~((~subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4)))) | ![X: $i] : ((~member(X, intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(X, difference(E!3, union(A!5, B!4)))))) | (~(subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))) | (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4)))))))))),
% 0.16/0.36      inference(quant_inst,[status(thm)],[])).
% 0.16/0.36  tff(19,plain,
% 0.16/0.36      ($false),
% 0.16/0.36      inference(unit_resolution,[status(thm)],[18, 17, 1])).
% 0.16/0.36  tff(20,plain,(~((~((~subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4)))) | ![X: $i] : ((~member(X, intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(X, difference(E!3, union(A!5, B!4)))))) | (~(subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))) | (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4))))))))), inference(lemma,lemma(discharge,[]))).
% 0.16/0.36  tff(21,plain,
% 0.16/0.36      (((~((~subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4)))) | ![X: $i] : ((~member(X, intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(X, difference(E!3, union(A!5, B!4)))))) | (~(subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))) | (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4)))))))) | (subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))) | (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4))))))),
% 0.16/0.36      inference(tautology,[status(thm)],[])).
% 0.16/0.36  tff(22,plain,
% 0.16/0.36      (subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))) | (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4)))))),
% 0.16/0.36      inference(unit_resolution,[status(thm)],[21, 20])).
% 0.16/0.36  tff(23,plain,
% 0.16/0.36      (^[B: $i, A: $i, E: $i] : refl((member(B, difference(E, A)) <=> (~((~member(B, E)) | member(B, A)))) <=> (member(B, difference(E, A)) <=> (~((~member(B, E)) | member(B, A)))))),
% 0.16/0.36      inference(bind,[status(th)],[])).
% 0.16/0.36  tff(24,plain,
% 0.16/0.36      (![B: $i, A: $i, E: $i] : (member(B, difference(E, A)) <=> (~((~member(B, E)) | member(B, A)))) <=> ![B: $i, A: $i, E: $i] : (member(B, difference(E, A)) <=> (~((~member(B, E)) | member(B, A))))),
% 0.16/0.36      inference(quant_intro,[status(thm)],[23])).
% 0.16/0.36  tff(25,plain,
% 0.16/0.36      (^[B: $i, A: $i, E: $i] : rewrite((member(B, difference(E, A)) <=> (member(B, E) & (~member(B, A)))) <=> (member(B, difference(E, A)) <=> (~((~member(B, E)) | member(B, A)))))),
% 0.16/0.36      inference(bind,[status(th)],[])).
% 0.16/0.36  tff(26,plain,
% 0.16/0.36      (![B: $i, A: $i, E: $i] : (member(B, difference(E, A)) <=> (member(B, E) & (~member(B, A)))) <=> ![B: $i, A: $i, E: $i] : (member(B, difference(E, A)) <=> (~((~member(B, E)) | member(B, A))))),
% 0.16/0.36      inference(quant_intro,[status(thm)],[25])).
% 0.16/0.36  tff(27,plain,
% 0.16/0.36      (![B: $i, A: $i, E: $i] : (member(B, difference(E, A)) <=> (member(B, E) & (~member(B, A)))) <=> ![B: $i, A: $i, E: $i] : (member(B, difference(E, A)) <=> (member(B, E) & (~member(B, A))))),
% 0.16/0.36      inference(rewrite,[status(thm)],[])).
% 0.16/0.36  tff(28,axiom,(![B: $i, A: $i, E: $i] : (member(B, difference(E, A)) <=> (member(B, E) & (~member(B, A))))), file('/export/starexec/sandbox/benchmark/Axioms/SET006+0.ax','difference')).
% 0.16/0.36  tff(29,plain,
% 0.16/0.36      (![B: $i, A: $i, E: $i] : (member(B, difference(E, A)) <=> (member(B, E) & (~member(B, A))))),
% 0.16/0.36      inference(modus_ponens,[status(thm)],[28, 27])).
% 0.16/0.36  tff(30,plain,(
% 0.16/0.36      ![B: $i, A: $i, E: $i] : (member(B, difference(E, A)) <=> (member(B, E) & (~member(B, A))))),
% 0.16/0.36      inference(skolemize,[status(sab)],[29])).
% 0.16/0.36  tff(31,plain,
% 0.16/0.36      (![B: $i, A: $i, E: $i] : (member(B, difference(E, A)) <=> (~((~member(B, E)) | member(B, A))))),
% 0.16/0.36      inference(modus_ponens,[status(thm)],[30, 26])).
% 0.16/0.36  tff(32,plain,
% 0.16/0.36      (![B: $i, A: $i, E: $i] : (member(B, difference(E, A)) <=> (~((~member(B, E)) | member(B, A))))),
% 0.16/0.36      inference(modus_ponens,[status(thm)],[31, 24])).
% 0.16/0.36  tff(33,plain,
% 0.16/0.36      ((~![B: $i, A: $i, E: $i] : (member(B, difference(E, A)) <=> (~((~member(B, E)) | member(B, A))))) | (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4))) <=> (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), union(A!5, B!4)))))),
% 0.16/0.36      inference(quant_inst,[status(thm)],[])).
% 0.16/0.36  tff(34,plain,
% 0.16/0.36      (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4))) <=> (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), union(A!5, B!4))))),
% 0.16/0.36      inference(unit_resolution,[status(thm)],[33, 32])).
% 0.16/0.36  tff(35,assumption,(~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4))))), introduced(assumption)).
% 0.16/0.36  tff(36,plain,
% 0.16/0.36      (((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4)))) | (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4))))),
% 0.16/0.36      inference(tautology,[status(thm)],[])).
% 0.16/0.36  tff(37,plain,
% 0.16/0.36      (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4)))),
% 0.16/0.36      inference(unit_resolution,[status(thm)],[36, 35])).
% 0.16/0.36  tff(38,plain,
% 0.16/0.36      ((~(member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4))) <=> (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), union(A!5, B!4)))))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4))) | ((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), union(A!5, B!4)))),
% 0.16/0.36      inference(tautology,[status(thm)],[])).
% 0.16/0.36  tff(39,plain,
% 0.16/0.36      ((~(member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4))) <=> (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), union(A!5, B!4)))))) | ((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), union(A!5, B!4)))),
% 0.16/0.37      inference(unit_resolution,[status(thm)],[38, 37])).
% 0.16/0.37  tff(40,plain,
% 0.16/0.37      ((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), union(A!5, B!4))),
% 0.16/0.37      inference(unit_resolution,[status(thm)],[39, 34])).
% 0.16/0.37  tff(41,plain,
% 0.16/0.37      ((~![B: $i, A: $i, E: $i] : (member(B, difference(E, A)) <=> (~((~member(B, E)) | member(B, A))))) | (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, B!4)) <=> (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4))))),
% 0.16/0.37      inference(quant_inst,[status(thm)],[])).
% 0.16/0.37  tff(42,plain,
% 0.16/0.37      (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, B!4)) <=> (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4)))),
% 0.16/0.37      inference(unit_resolution,[status(thm)],[41, 32])).
% 0.16/0.37  tff(43,plain,
% 0.16/0.37      (^[X: $i, A: $i, B: $i] : refl((member(X, intersection(A, B)) <=> (~((~member(X, A)) | (~member(X, B))))) <=> (member(X, intersection(A, B)) <=> (~((~member(X, A)) | (~member(X, B))))))),
% 0.16/0.37      inference(bind,[status(th)],[])).
% 0.16/0.37  tff(44,plain,
% 0.16/0.37      (![X: $i, A: $i, B: $i] : (member(X, intersection(A, B)) <=> (~((~member(X, A)) | (~member(X, B))))) <=> ![X: $i, A: $i, B: $i] : (member(X, intersection(A, B)) <=> (~((~member(X, A)) | (~member(X, B)))))),
% 0.16/0.37      inference(quant_intro,[status(thm)],[43])).
% 0.16/0.37  tff(45,plain,
% 0.16/0.37      (^[X: $i, A: $i, B: $i] : rewrite((member(X, intersection(A, B)) <=> (member(X, A) & member(X, B))) <=> (member(X, intersection(A, B)) <=> (~((~member(X, A)) | (~member(X, B))))))),
% 0.16/0.37      inference(bind,[status(th)],[])).
% 0.16/0.37  tff(46,plain,
% 0.16/0.37      (![X: $i, A: $i, B: $i] : (member(X, intersection(A, B)) <=> (member(X, A) & member(X, B))) <=> ![X: $i, A: $i, B: $i] : (member(X, intersection(A, B)) <=> (~((~member(X, A)) | (~member(X, B)))))),
% 0.16/0.37      inference(quant_intro,[status(thm)],[45])).
% 0.16/0.37  tff(47,plain,
% 0.16/0.37      (![X: $i, A: $i, B: $i] : (member(X, intersection(A, B)) <=> (member(X, A) & member(X, B))) <=> ![X: $i, A: $i, B: $i] : (member(X, intersection(A, B)) <=> (member(X, A) & member(X, B)))),
% 0.16/0.37      inference(rewrite,[status(thm)],[])).
% 0.16/0.37  tff(48,axiom,(![X: $i, A: $i, B: $i] : (member(X, intersection(A, B)) <=> (member(X, A) & member(X, B)))), file('/export/starexec/sandbox/benchmark/Axioms/SET006+0.ax','intersection')).
% 0.16/0.37  tff(49,plain,
% 0.16/0.37      (![X: $i, A: $i, B: $i] : (member(X, intersection(A, B)) <=> (member(X, A) & member(X, B)))),
% 0.16/0.37      inference(modus_ponens,[status(thm)],[48, 47])).
% 0.16/0.37  tff(50,plain,(
% 0.16/0.37      ![X: $i, A: $i, B: $i] : (member(X, intersection(A, B)) <=> (member(X, A) & member(X, B)))),
% 0.16/0.37      inference(skolemize,[status(sab)],[49])).
% 0.16/0.37  tff(51,plain,
% 0.16/0.37      (![X: $i, A: $i, B: $i] : (member(X, intersection(A, B)) <=> (~((~member(X, A)) | (~member(X, B)))))),
% 0.16/0.37      inference(modus_ponens,[status(thm)],[50, 46])).
% 0.16/0.37  tff(52,plain,
% 0.16/0.37      (![X: $i, A: $i, B: $i] : (member(X, intersection(A, B)) <=> (~((~member(X, A)) | (~member(X, B)))))),
% 0.16/0.37      inference(modus_ponens,[status(thm)],[51, 44])).
% 0.16/0.37  tff(53,plain,
% 0.16/0.37      ((~![X: $i, A: $i, B: $i] : (member(X, intersection(A, B)) <=> (~((~member(X, A)) | (~member(X, B)))))) | (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4))) <=> (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, B!4))))))),
% 0.16/0.37      inference(quant_inst,[status(thm)],[])).
% 0.16/0.37  tff(54,plain,
% 0.16/0.37      (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4))) <=> (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, B!4)))))),
% 0.16/0.37      inference(unit_resolution,[status(thm)],[53, 52])).
% 0.16/0.37  tff(55,plain,
% 0.16/0.37      (((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4)))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))),
% 0.16/0.37      inference(tautology,[status(thm)],[])).
% 0.16/0.37  tff(56,plain,
% 0.16/0.37      (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))),
% 0.16/0.37      inference(unit_resolution,[status(thm)],[55, 35])).
% 0.16/0.37  tff(57,plain,
% 0.16/0.37      ((~(member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4))) <=> (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, B!4))))))) | (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, B!4)))))),
% 0.16/0.37      inference(tautology,[status(thm)],[])).
% 0.16/0.37  tff(58,plain,
% 0.16/0.37      ((~(member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4))) <=> (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, B!4))))))) | (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, B!4)))))),
% 0.16/0.37      inference(unit_resolution,[status(thm)],[57, 56])).
% 0.16/0.37  tff(59,plain,
% 0.16/0.37      (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, B!4))))),
% 0.16/0.37      inference(unit_resolution,[status(thm)],[58, 54])).
% 0.16/0.37  tff(60,plain,
% 0.16/0.37      (((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, B!4)))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, B!4))),
% 0.16/0.38      inference(tautology,[status(thm)],[])).
% 0.16/0.38  tff(61,plain,
% 0.16/0.38      (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, B!4))),
% 0.16/0.38      inference(unit_resolution,[status(thm)],[60, 59])).
% 0.16/0.38  tff(62,plain,
% 0.16/0.38      ((~(member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, B!4)) <=> (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4))))) | (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, B!4))) | (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4)))),
% 0.16/0.38      inference(tautology,[status(thm)],[])).
% 0.16/0.38  tff(63,plain,
% 0.16/0.38      ((~(member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, B!4)) <=> (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4))))) | (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4)))),
% 0.16/0.38      inference(unit_resolution,[status(thm)],[62, 61])).
% 0.16/0.38  tff(64,plain,
% 0.16/0.38      (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4))),
% 0.16/0.38      inference(unit_resolution,[status(thm)],[63, 42])).
% 0.16/0.38  tff(65,plain,
% 0.16/0.38      (((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)),
% 0.16/0.38      inference(tautology,[status(thm)],[])).
% 0.16/0.38  tff(66,plain,
% 0.16/0.38      (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)),
% 0.16/0.38      inference(unit_resolution,[status(thm)],[65, 64])).
% 0.16/0.38  tff(67,plain,
% 0.16/0.38      ((~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), union(A!5, B!4)))) | (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), union(A!5, B!4))),
% 0.16/0.38      inference(tautology,[status(thm)],[])).
% 0.16/0.38  tff(68,plain,
% 0.16/0.38      (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), union(A!5, B!4))),
% 0.16/0.38      inference(unit_resolution,[status(thm)],[67, 66, 40])).
% 0.16/0.38  tff(69,plain,
% 0.16/0.38      (((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4)) | (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4))),
% 0.16/0.38      inference(tautology,[status(thm)],[])).
% 0.16/0.38  tff(70,plain,
% 0.16/0.38      (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4)),
% 0.16/0.38      inference(unit_resolution,[status(thm)],[69, 64])).
% 0.16/0.38  tff(71,plain,
% 0.16/0.38      ((~![B: $i, A: $i, E: $i] : (member(B, difference(E, A)) <=> (~((~member(B, E)) | member(B, A))))) | (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, A!5)) <=> (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5))))),
% 0.16/0.38      inference(quant_inst,[status(thm)],[])).
% 0.16/0.38  tff(72,plain,
% 0.16/0.38      (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, A!5)) <=> (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5)))),
% 0.16/0.38      inference(unit_resolution,[status(thm)],[71, 32])).
% 0.16/0.38  tff(73,plain,
% 0.16/0.38      (((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, B!4)))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, A!5))),
% 0.16/0.38      inference(tautology,[status(thm)],[])).
% 0.16/0.38  tff(74,plain,
% 0.16/0.38      (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, A!5))),
% 0.16/0.38      inference(unit_resolution,[status(thm)],[73, 59])).
% 0.16/0.38  tff(75,plain,
% 0.16/0.38      ((~(member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, A!5)) <=> (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5))))) | (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, A!5))) | (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5)))),
% 0.16/0.38      inference(tautology,[status(thm)],[])).
% 0.16/0.38  tff(76,plain,
% 0.16/0.38      ((~(member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, A!5)) <=> (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5))))) | (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5)))),
% 0.16/0.38      inference(unit_resolution,[status(thm)],[75, 74])).
% 0.16/0.38  tff(77,plain,
% 0.16/0.38      (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5))),
% 0.16/0.38      inference(unit_resolution,[status(thm)],[76, 72])).
% 0.16/0.38  tff(78,plain,
% 0.16/0.38      (((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), E!3)) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5)) | (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5))),
% 0.16/0.38      inference(tautology,[status(thm)],[])).
% 0.16/0.38  tff(79,plain,
% 0.16/0.38      (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5)),
% 0.16/0.38      inference(unit_resolution,[status(thm)],[78, 77])).
% 0.16/0.38  tff(80,plain,
% 0.16/0.38      ((~(member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5)),
% 0.16/0.38      inference(tautology,[status(thm)],[])).
% 0.16/0.38  tff(81,plain,
% 0.16/0.38      (~(member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5))),
% 0.16/0.38      inference(unit_resolution,[status(thm)],[80, 79, 70])).
% 0.16/0.38  tff(82,assumption,(~(member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), union(A!5, B!4)) <=> (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5)))), introduced(assumption)).
% 0.16/0.38  tff(83,plain,
% 0.16/0.38      (^[X: $i, A: $i, B: $i] : refl((member(X, union(A, B)) <=> (member(X, B) | member(X, A))) <=> (member(X, union(A, B)) <=> (member(X, B) | member(X, A))))),
% 0.16/0.38      inference(bind,[status(th)],[])).
% 0.16/0.38  tff(84,plain,
% 0.16/0.38      (![X: $i, A: $i, B: $i] : (member(X, union(A, B)) <=> (member(X, B) | member(X, A))) <=> ![X: $i, A: $i, B: $i] : (member(X, union(A, B)) <=> (member(X, B) | member(X, A)))),
% 0.16/0.38      inference(quant_intro,[status(thm)],[83])).
% 0.16/0.38  tff(85,plain,
% 0.16/0.38      (![X: $i, A: $i, B: $i] : (member(X, union(A, B)) <=> (member(X, B) | member(X, A))) <=> ![X: $i, A: $i, B: $i] : (member(X, union(A, B)) <=> (member(X, B) | member(X, A)))),
% 0.16/0.38      inference(rewrite,[status(thm)],[])).
% 0.16/0.38  tff(86,plain,
% 0.16/0.38      (^[X: $i, A: $i, B: $i] : rewrite((member(X, union(A, B)) <=> (member(X, A) | member(X, B))) <=> (member(X, union(A, B)) <=> (member(X, B) | member(X, A))))),
% 0.16/0.38      inference(bind,[status(th)],[])).
% 0.16/0.38  tff(87,plain,
% 0.16/0.38      (![X: $i, A: $i, B: $i] : (member(X, union(A, B)) <=> (member(X, A) | member(X, B))) <=> ![X: $i, A: $i, B: $i] : (member(X, union(A, B)) <=> (member(X, B) | member(X, A)))),
% 0.16/0.38      inference(quant_intro,[status(thm)],[86])).
% 0.16/0.38  tff(88,axiom,(![X: $i, A: $i, B: $i] : (member(X, union(A, B)) <=> (member(X, A) | member(X, B)))), file('/export/starexec/sandbox/benchmark/Axioms/SET006+0.ax','union')).
% 0.16/0.38  tff(89,plain,
% 0.16/0.38      (![X: $i, A: $i, B: $i] : (member(X, union(A, B)) <=> (member(X, B) | member(X, A)))),
% 0.16/0.38      inference(modus_ponens,[status(thm)],[88, 87])).
% 0.16/0.38  tff(90,plain,
% 0.16/0.38      (![X: $i, A: $i, B: $i] : (member(X, union(A, B)) <=> (member(X, B) | member(X, A)))),
% 0.16/0.38      inference(modus_ponens,[status(thm)],[89, 85])).
% 0.16/0.38  tff(91,plain,(
% 0.16/0.38      ![X: $i, A: $i, B: $i] : (member(X, union(A, B)) <=> (member(X, B) | member(X, A)))),
% 0.16/0.38      inference(skolemize,[status(sab)],[90])).
% 0.16/0.38  tff(92,plain,
% 0.16/0.38      (![X: $i, A: $i, B: $i] : (member(X, union(A, B)) <=> (member(X, B) | member(X, A)))),
% 0.16/0.38      inference(modus_ponens,[status(thm)],[91, 84])).
% 0.16/0.38  tff(93,plain,
% 0.16/0.38      ((~![X: $i, A: $i, B: $i] : (member(X, union(A, B)) <=> (member(X, B) | member(X, A)))) | (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), union(A!5, B!4)) <=> (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5)))),
% 0.16/0.38      inference(quant_inst,[status(thm)],[])).
% 0.16/0.38  tff(94,plain,
% 0.16/0.38      ($false),
% 0.16/0.38      inference(unit_resolution,[status(thm)],[93, 92, 82])).
% 0.16/0.39  tff(95,plain,(member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), union(A!5, B!4)) <=> (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5))), inference(lemma,lemma(discharge,[]))).
% 0.16/0.39  tff(96,plain,
% 0.16/0.39      ((~(member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), union(A!5, B!4)) <=> (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5)))) | (~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), union(A!5, B!4))) | (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5))),
% 0.16/0.39      inference(tautology,[status(thm)],[])).
% 0.16/0.39  tff(97,plain,
% 0.16/0.39      ((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), union(A!5, B!4))) | (member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), B!4) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), A!5))),
% 0.16/0.39      inference(unit_resolution,[status(thm)],[96, 95])).
% 0.16/0.39  tff(98,plain,
% 0.16/0.39      ($false),
% 0.16/0.39      inference(unit_resolution,[status(thm)],[97, 81, 68])).
% 0.16/0.39  tff(99,plain,((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4)))), inference(lemma,lemma(discharge,[]))).
% 0.16/0.39  tff(100,plain,
% 0.16/0.39      ((~(subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))) | (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4))))))) | subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))) | (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4)))))),
% 0.16/0.39      inference(tautology,[status(thm)],[])).
% 0.16/0.39  tff(101,plain,
% 0.16/0.39      ((~(subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))) | (~((~member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(tptp_fun_X_0(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))), difference(E!3, union(A!5, B!4))))))) | subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4)))),
% 0.16/0.39      inference(unit_resolution,[status(thm)],[100, 99])).
% 0.16/0.39  tff(102,plain,
% 0.16/0.39      (subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4)))),
% 0.16/0.39      inference(unit_resolution,[status(thm)],[101, 22])).
% 0.16/0.39  tff(103,plain,
% 0.16/0.39      (^[A: $i, B: $i] : refl((equal_set(A, B) <=> (~((~subset(A, B)) | (~subset(B, A))))) <=> (equal_set(A, B) <=> (~((~subset(A, B)) | (~subset(B, A))))))),
% 0.16/0.39      inference(bind,[status(th)],[])).
% 0.16/0.39  tff(104,plain,
% 0.16/0.39      (![A: $i, B: $i] : (equal_set(A, B) <=> (~((~subset(A, B)) | (~subset(B, A))))) <=> ![A: $i, B: $i] : (equal_set(A, B) <=> (~((~subset(A, B)) | (~subset(B, A)))))),
% 0.16/0.39      inference(quant_intro,[status(thm)],[103])).
% 0.16/0.39  tff(105,plain,
% 0.16/0.39      (^[A: $i, B: $i] : rewrite((equal_set(A, B) <=> (subset(A, B) & subset(B, A))) <=> (equal_set(A, B) <=> (~((~subset(A, B)) | (~subset(B, A))))))),
% 0.16/0.39      inference(bind,[status(th)],[])).
% 0.16/0.39  tff(106,plain,
% 0.16/0.39      (![A: $i, B: $i] : (equal_set(A, B) <=> (subset(A, B) & subset(B, A))) <=> ![A: $i, B: $i] : (equal_set(A, B) <=> (~((~subset(A, B)) | (~subset(B, A)))))),
% 0.16/0.39      inference(quant_intro,[status(thm)],[105])).
% 0.16/0.39  tff(107,plain,
% 0.16/0.39      (![A: $i, B: $i] : (equal_set(A, B) <=> (subset(A, B) & subset(B, A))) <=> ![A: $i, B: $i] : (equal_set(A, B) <=> (subset(A, B) & subset(B, A)))),
% 0.16/0.39      inference(rewrite,[status(thm)],[])).
% 0.16/0.39  tff(108,axiom,(![A: $i, B: $i] : (equal_set(A, B) <=> (subset(A, B) & subset(B, A)))), file('/export/starexec/sandbox/benchmark/Axioms/SET006+0.ax','equal_set')).
% 0.16/0.39  tff(109,plain,
% 0.16/0.39      (![A: $i, B: $i] : (equal_set(A, B) <=> (subset(A, B) & subset(B, A)))),
% 0.16/0.39      inference(modus_ponens,[status(thm)],[108, 107])).
% 0.16/0.39  tff(110,plain,(
% 0.16/0.39      ![A: $i, B: $i] : (equal_set(A, B) <=> (subset(A, B) & subset(B, A)))),
% 0.16/0.39      inference(skolemize,[status(sab)],[109])).
% 0.16/0.39  tff(111,plain,
% 0.16/0.39      (![A: $i, B: $i] : (equal_set(A, B) <=> (~((~subset(A, B)) | (~subset(B, A)))))),
% 0.16/0.39      inference(modus_ponens,[status(thm)],[110, 106])).
% 0.16/0.39  tff(112,plain,
% 0.16/0.39      (![A: $i, B: $i] : (equal_set(A, B) <=> (~((~subset(A, B)) | (~subset(B, A)))))),
% 0.16/0.39      inference(modus_ponens,[status(thm)],[111, 104])).
% 0.16/0.39  tff(113,plain,
% 0.16/0.39      ((~![A: $i, B: $i] : (equal_set(A, B) <=> (~((~subset(A, B)) | (~subset(B, A)))))) | (equal_set(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))) <=> (~((~subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | (~subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4)))))))),
% 0.16/0.39      inference(quant_inst,[status(thm)],[])).
% 0.16/0.39  tff(114,plain,
% 0.16/0.39      (equal_set(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))) <=> (~((~subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | (~subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))))))),
% 0.16/0.39      inference(unit_resolution,[status(thm)],[113, 112])).
% 0.16/0.39  tff(115,plain,
% 0.16/0.39      ((~![A: $i, B: $i, E: $i] : ((~(subset(A, E) & subset(B, E))) | equal_set(difference(E, union(A, B)), intersection(difference(E, A), difference(E, B))))) <=> (~![A: $i, B: $i, E: $i] : ((~(subset(A, E) & subset(B, E))) | equal_set(difference(E, union(A, B)), intersection(difference(E, A), difference(E, B)))))),
% 0.16/0.39      inference(rewrite,[status(thm)],[])).
% 0.16/0.39  tff(116,plain,
% 0.16/0.39      ((~![A: $i, B: $i, E: $i] : ((subset(A, E) & subset(B, E)) => equal_set(difference(E, union(A, B)), intersection(difference(E, A), difference(E, B))))) <=> (~![A: $i, B: $i, E: $i] : ((~(subset(A, E) & subset(B, E))) | equal_set(difference(E, union(A, B)), intersection(difference(E, A), difference(E, B)))))),
% 0.16/0.39      inference(rewrite,[status(thm)],[])).
% 0.16/0.39  tff(117,axiom,(~![A: $i, B: $i, E: $i] : ((subset(A, E) & subset(B, E)) => equal_set(difference(E, union(A, B)), intersection(difference(E, A), difference(E, B))))), file('/export/starexec/sandbox/benchmark/theBenchmark.p','thI26')).
% 0.16/0.39  tff(118,plain,
% 0.16/0.39      (~![A: $i, B: $i, E: $i] : ((~(subset(A, E) & subset(B, E))) | equal_set(difference(E, union(A, B)), intersection(difference(E, A), difference(E, B))))),
% 0.16/0.39      inference(modus_ponens,[status(thm)],[117, 116])).
% 0.16/0.39  tff(119,plain,
% 0.16/0.39      (~![A: $i, B: $i, E: $i] : ((~(subset(A, E) & subset(B, E))) | equal_set(difference(E, union(A, B)), intersection(difference(E, A), difference(E, B))))),
% 0.16/0.39      inference(modus_ponens,[status(thm)],[118, 115])).
% 0.16/0.39  tff(120,plain,
% 0.16/0.39      (~![A: $i, B: $i, E: $i] : ((~(subset(A, E) & subset(B, E))) | equal_set(difference(E, union(A, B)), intersection(difference(E, A), difference(E, B))))),
% 0.16/0.39      inference(modus_ponens,[status(thm)],[119, 115])).
% 0.16/0.39  tff(121,plain,
% 0.16/0.39      (~![A: $i, B: $i, E: $i] : ((~(subset(A, E) & subset(B, E))) | equal_set(difference(E, union(A, B)), intersection(difference(E, A), difference(E, B))))),
% 0.16/0.39      inference(modus_ponens,[status(thm)],[120, 115])).
% 0.16/0.39  tff(122,plain,
% 0.16/0.39      (~![A: $i, B: $i, E: $i] : ((~(subset(A, E) & subset(B, E))) | equal_set(difference(E, union(A, B)), intersection(difference(E, A), difference(E, B))))),
% 0.16/0.39      inference(modus_ponens,[status(thm)],[121, 115])).
% 0.16/0.39  tff(123,plain,
% 0.16/0.39      (~![A: $i, B: $i, E: $i] : ((~(subset(A, E) & subset(B, E))) | equal_set(difference(E, union(A, B)), intersection(difference(E, A), difference(E, B))))),
% 0.16/0.39      inference(modus_ponens,[status(thm)],[122, 115])).
% 0.16/0.39  tff(124,plain,
% 0.16/0.39      (~![A: $i, B: $i, E: $i] : ((~(subset(A, E) & subset(B, E))) | equal_set(difference(E, union(A, B)), intersection(difference(E, A), difference(E, B))))),
% 0.16/0.39      inference(modus_ponens,[status(thm)],[123, 115])).
% 0.16/0.39  tff(125,plain,(
% 0.16/0.39      ~((~(subset(A!5, E!3) & subset(B!4, E!3))) | equal_set(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))))),
% 0.16/0.39      inference(skolemize,[status(sab)],[124])).
% 0.16/0.39  tff(126,plain,
% 0.16/0.39      (~equal_set(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4)))),
% 0.16/0.39      inference(or_elim,[status(thm)],[125])).
% 0.16/0.39  tff(127,plain,
% 0.16/0.39      ((~(equal_set(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))) <=> (~((~subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | (~subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4)))))))) | equal_set(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))) | ((~subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | (~subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4)))))),
% 0.16/0.39      inference(tautology,[status(thm)],[])).
% 0.16/0.39  tff(128,plain,
% 0.16/0.39      ((~(equal_set(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))) <=> (~((~subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | (~subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4)))))))) | ((~subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | (~subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4)))))),
% 0.16/0.39      inference(unit_resolution,[status(thm)],[127, 126])).
% 0.16/0.39  tff(129,plain,
% 0.16/0.39      ((~subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | (~subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))))),
% 0.16/0.39      inference(unit_resolution,[status(thm)],[128, 114])).
% 0.16/0.39  tff(130,plain,
% 0.16/0.39      ((~((~subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | (~subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4)))))) | (~subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | (~subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))))),
% 0.16/0.39      inference(tautology,[status(thm)],[])).
% 0.16/0.39  tff(131,plain,
% 0.16/0.39      ((~subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | (~subset(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))))),
% 0.16/0.39      inference(unit_resolution,[status(thm)],[130, 129])).
% 0.16/0.39  tff(132,plain,
% 0.16/0.39      (~subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4)))),
% 0.16/0.39      inference(unit_resolution,[status(thm)],[131, 102])).
% 0.16/0.39  tff(133,assumption,((~((~subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | ![X: $i] : ((~member(X, difference(E!3, union(A!5, B!4)))) | member(X, intersection(difference(E!3, A!5), difference(E!3, B!4)))))) | (~(subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))) | (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4)))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))))))), introduced(assumption)).
% 0.16/0.40  tff(134,plain,
% 0.16/0.40      ((~![A: $i, B: $i] : (~((~((~subset(A, B)) | ![X: $i] : ((~member(X, A)) | member(X, B)))) | (~(subset(A, B) | (~((~member(tptp_fun_X_0(B, A), A)) | member(tptp_fun_X_0(B, A), B)))))))) | (~((~((~subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | ![X: $i] : ((~member(X, difference(E!3, union(A!5, B!4)))) | member(X, intersection(difference(E!3, A!5), difference(E!3, B!4)))))) | (~(subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))) | (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4)))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))))))))),
% 0.16/0.40      inference(quant_inst,[status(thm)],[])).
% 0.16/0.40  tff(135,plain,
% 0.16/0.40      ($false),
% 0.16/0.40      inference(unit_resolution,[status(thm)],[134, 17, 133])).
% 0.16/0.40  tff(136,plain,(~((~((~subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | ![X: $i] : ((~member(X, difference(E!3, union(A!5, B!4)))) | member(X, intersection(difference(E!3, A!5), difference(E!3, B!4)))))) | (~(subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))) | (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4)))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4))))))))), inference(lemma,lemma(discharge,[]))).
% 0.16/0.40  tff(137,plain,
% 0.16/0.40      (((~((~subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | ![X: $i] : ((~member(X, difference(E!3, union(A!5, B!4)))) | member(X, intersection(difference(E!3, A!5), difference(E!3, B!4)))))) | (~(subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))) | (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4)))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))))))) | (subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))) | (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4)))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4))))))),
% 0.16/0.40      inference(tautology,[status(thm)],[])).
% 0.16/0.40  tff(138,plain,
% 0.16/0.40      (subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))) | (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4)))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))))),
% 0.16/0.40      inference(unit_resolution,[status(thm)],[137, 136])).
% 0.16/0.40  tff(139,plain,
% 0.16/0.40      ((~(subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))) | (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4)))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4))))))) | subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))) | (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4)))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))))),
% 0.16/0.40      inference(tautology,[status(thm)],[])).
% 0.16/0.40  tff(140,plain,
% 0.16/0.40      (subset(difference(E!3, union(A!5, B!4)), intersection(difference(E!3, A!5), difference(E!3, B!4))) | (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4)))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))))),
% 0.16/0.40      inference(unit_resolution,[status(thm)],[139, 138])).
% 0.16/0.40  tff(141,plain,
% 0.16/0.40      (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4)))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4))))),
% 0.16/0.40      inference(unit_resolution,[status(thm)],[140, 132])).
% 0.16/0.40  tff(142,plain,
% 0.16/0.40      (((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4)))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4))))),
% 0.16/0.40      inference(tautology,[status(thm)],[])).
% 0.16/0.40  tff(143,plain,
% 0.16/0.40      (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))),
% 0.16/0.40      inference(unit_resolution,[status(thm)],[142, 141])).
% 0.16/0.40  tff(144,assumption,(~(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4))) <=> (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, B!4))))))), introduced(assumption)).
% 0.16/0.40  tff(145,plain,
% 0.16/0.40      ((~![X: $i, A: $i, B: $i] : (member(X, intersection(A, B)) <=> (~((~member(X, A)) | (~member(X, B)))))) | (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4))) <=> (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, B!4))))))),
% 0.16/0.40      inference(quant_inst,[status(thm)],[])).
% 0.16/0.40  tff(146,plain,
% 0.16/0.40      ($false),
% 0.16/0.40      inference(unit_resolution,[status(thm)],[145, 52, 144])).
% 0.16/0.40  tff(147,plain,(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4))) <=> (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, B!4)))))), inference(lemma,lemma(discharge,[]))).
% 0.16/0.41  tff(148,plain,
% 0.16/0.41      ((~(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4))) <=> (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, B!4))))))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4))) | ((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, B!4))))),
% 0.16/0.41      inference(tautology,[status(thm)],[])).
% 0.16/0.41  tff(149,plain,
% 0.16/0.41      (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4))) | ((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, B!4))))),
% 0.16/0.41      inference(unit_resolution,[status(thm)],[148, 147])).
% 0.16/0.41  tff(150,plain,
% 0.16/0.41      ((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, B!4)))),
% 0.16/0.41      inference(unit_resolution,[status(thm)],[149, 143])).
% 0.16/0.41  tff(151,plain,
% 0.16/0.41      (((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4)))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), intersection(difference(E!3, A!5), difference(E!3, B!4)))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4)))),
% 0.16/0.41      inference(tautology,[status(thm)],[])).
% 0.16/0.41  tff(152,plain,
% 0.16/0.41      (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4)))),
% 0.16/0.41      inference(unit_resolution,[status(thm)],[151, 141])).
% 0.16/0.41  tff(153,assumption,(~(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4))) <=> (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4)))))), introduced(assumption)).
% 0.16/0.41  tff(154,plain,
% 0.16/0.41      ((~![B: $i, A: $i, E: $i] : (member(B, difference(E, A)) <=> (~((~member(B, E)) | member(B, A))))) | (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4))) <=> (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4)))))),
% 0.16/0.41      inference(quant_inst,[status(thm)],[])).
% 0.16/0.41  tff(155,plain,
% 0.16/0.41      ($false),
% 0.16/0.41      inference(unit_resolution,[status(thm)],[154, 32, 153])).
% 0.16/0.41  tff(156,plain,(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4))) <=> (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4))))), inference(lemma,lemma(discharge,[]))).
% 0.16/0.41  tff(157,plain,
% 0.16/0.41      ((~(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4))) <=> (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4)))))) | (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4)))) | (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4))))),
% 0.16/0.41      inference(tautology,[status(thm)],[])).
% 0.16/0.41  tff(158,plain,
% 0.16/0.41      ((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, union(A!5, B!4)))) | (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4))))),
% 0.16/0.41      inference(unit_resolution,[status(thm)],[157, 156])).
% 0.16/0.41  tff(159,plain,
% 0.16/0.41      (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4)))),
% 0.16/0.41      inference(unit_resolution,[status(thm)],[158, 152])).
% 0.16/0.41  tff(160,assumption,((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4)), introduced(assumption)).
% 0.16/0.41  tff(161,assumption,(~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4)))), introduced(assumption)).
% 0.16/0.41  tff(162,plain,
% 0.16/0.41      (((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)),
% 0.16/0.41      inference(tautology,[status(thm)],[])).
% 0.16/0.41  tff(163,plain,
% 0.16/0.41      (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)),
% 0.16/0.41      inference(unit_resolution,[status(thm)],[162, 161])).
% 0.16/0.41  tff(164,plain,
% 0.16/0.41      ((~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4))) | (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4)),
% 0.16/0.41      inference(tautology,[status(thm)],[])).
% 0.16/0.41  tff(165,plain,
% 0.16/0.41      (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4)),
% 0.16/0.41      inference(unit_resolution,[status(thm)],[164, 163, 160])).
% 0.16/0.41  tff(166,assumption,(~(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4)) <=> (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5)))), introduced(assumption)).
% 0.16/0.41  tff(167,plain,
% 0.16/0.41      ((~![X: $i, A: $i, B: $i] : (member(X, union(A, B)) <=> (member(X, B) | member(X, A)))) | (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4)) <=> (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5)))),
% 0.16/0.41      inference(quant_inst,[status(thm)],[])).
% 0.16/0.41  tff(168,plain,
% 0.16/0.41      ($false),
% 0.16/0.41      inference(unit_resolution,[status(thm)],[167, 92, 166])).
% 0.16/0.41  tff(169,plain,(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4)) <=> (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5))), inference(lemma,lemma(discharge,[]))).
% 0.16/0.41  tff(170,plain,
% 0.16/0.41      (((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4))) | (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4)))),
% 0.16/0.41      inference(tautology,[status(thm)],[])).
% 0.16/0.41  tff(171,plain,
% 0.16/0.41      (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4))),
% 0.16/0.41      inference(unit_resolution,[status(thm)],[170, 161])).
% 0.16/0.41  tff(172,plain,
% 0.16/0.41      ((~(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4)) <=> (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5)))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4)) | (~(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5)))),
% 0.16/0.41      inference(tautology,[status(thm)],[])).
% 0.16/0.41  tff(173,plain,
% 0.16/0.41      (~(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5))),
% 0.16/0.41      inference(unit_resolution,[status(thm)],[172, 171, 169])).
% 0.16/0.41  tff(174,plain,
% 0.16/0.41      ((member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5)) | (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4))),
% 0.16/0.41      inference(tautology,[status(thm)],[])).
% 0.16/0.41  tff(175,plain,
% 0.16/0.41      ($false),
% 0.16/0.41      inference(unit_resolution,[status(thm)],[174, 173, 165])).
% 0.16/0.41  tff(176,plain,(((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4))) | (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4)))), inference(lemma,lemma(discharge,[]))).
% 0.16/0.42  tff(177,plain,
% 0.16/0.42      (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4))),
% 0.16/0.42      inference(unit_resolution,[status(thm)],[176, 159])).
% 0.16/0.42  tff(178,assumption,(~(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, B!4)) <=> (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4))))), introduced(assumption)).
% 0.16/0.42  tff(179,plain,
% 0.16/0.42      ((~![B: $i, A: $i, E: $i] : (member(B, difference(E, A)) <=> (~((~member(B, E)) | member(B, A))))) | (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, B!4)) <=> (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4))))),
% 0.16/0.42      inference(quant_inst,[status(thm)],[])).
% 0.16/0.42  tff(180,plain,
% 0.16/0.42      ($false),
% 0.16/0.42      inference(unit_resolution,[status(thm)],[179, 32, 178])).
% 0.16/0.42  tff(181,plain,(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, B!4)) <=> (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4)))), inference(lemma,lemma(discharge,[]))).
% 0.16/0.42  tff(182,plain,
% 0.16/0.42      ((~(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, B!4)) <=> (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4))))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, B!4)) | ((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4))),
% 0.16/0.42      inference(tautology,[status(thm)],[])).
% 0.16/0.42  tff(183,plain,
% 0.16/0.42      (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, B!4)) | ((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4))),
% 0.16/0.42      inference(unit_resolution,[status(thm)],[182, 181])).
% 0.16/0.42  tff(184,plain,
% 0.16/0.42      (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, B!4))),
% 0.16/0.42      inference(unit_resolution,[status(thm)],[183, 177])).
% 0.16/0.42  tff(185,plain,
% 0.16/0.42      ((~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, B!4))))) | (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, A!5))) | (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, B!4)))),
% 0.16/0.42      inference(tautology,[status(thm)],[])).
% 0.16/0.42  tff(186,plain,
% 0.16/0.42      (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, A!5))),
% 0.16/0.42      inference(unit_resolution,[status(thm)],[185, 184, 150])).
% 0.16/0.42  tff(187,plain,
% 0.16/0.42      (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)),
% 0.16/0.42      inference(unit_resolution,[status(thm)],[162, 159])).
% 0.16/0.42  tff(188,plain,
% 0.16/0.42      (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4))),
% 0.16/0.42      inference(unit_resolution,[status(thm)],[170, 159])).
% 0.16/0.42  tff(189,plain,
% 0.16/0.42      (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), union(A!5, B!4)) | (~(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5)))),
% 0.16/0.42      inference(unit_resolution,[status(thm)],[172, 169])).
% 0.16/0.42  tff(190,plain,
% 0.16/0.42      (~(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5))),
% 0.16/0.42      inference(unit_resolution,[status(thm)],[189, 188])).
% 0.16/0.42  tff(191,plain,
% 0.16/0.42      ((member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), B!4) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5)) | (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5))),
% 0.16/0.42      inference(tautology,[status(thm)],[])).
% 0.16/0.42  tff(192,plain,
% 0.16/0.42      (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5)),
% 0.16/0.42      inference(unit_resolution,[status(thm)],[191, 190])).
% 0.16/0.42  tff(193,plain,
% 0.16/0.42      ((~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5))) | (~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5)),
% 0.16/0.42      inference(tautology,[status(thm)],[])).
% 0.16/0.42  tff(194,plain,
% 0.16/0.42      (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5))),
% 0.16/0.42      inference(unit_resolution,[status(thm)],[193, 192, 187])).
% 0.16/0.42  tff(195,assumption,(~(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, A!5)) <=> (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5))))), introduced(assumption)).
% 0.16/0.42  tff(196,plain,
% 0.16/0.42      ((~![B: $i, A: $i, E: $i] : (member(B, difference(E, A)) <=> (~((~member(B, E)) | member(B, A))))) | (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, A!5)) <=> (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5))))),
% 0.16/0.42      inference(quant_inst,[status(thm)],[])).
% 0.16/0.42  tff(197,plain,
% 0.16/0.42      ($false),
% 0.16/0.42      inference(unit_resolution,[status(thm)],[196, 32, 195])).
% 0.16/0.43  tff(198,plain,(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, A!5)) <=> (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5)))), inference(lemma,lemma(discharge,[]))).
% 0.16/0.43  tff(199,plain,
% 0.16/0.43      ((~(member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, A!5)) <=> (~((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5))))) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, A!5)) | ((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5))),
% 0.16/0.43      inference(tautology,[status(thm)],[])).
% 0.16/0.43  tff(200,plain,
% 0.16/0.43      (member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), difference(E!3, A!5)) | ((~member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), E!3)) | member(tptp_fun_X_0(intersection(difference(E!3, A!5), difference(E!3, B!4)), difference(E!3, union(A!5, B!4))), A!5))),
% 0.16/0.43      inference(unit_resolution,[status(thm)],[199, 198])).
% 0.16/0.43  tff(201,plain,
% 0.16/0.43      ($false),
% 0.16/0.43      inference(unit_resolution,[status(thm)],[200, 194, 186])).
% 0.16/0.43  % SZS output end Proof
%------------------------------------------------------------------------------