TSTP Solution File: SEU127+1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : SEU127+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n013.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 07:27:36 EDT 2022

% Result   : Theorem 0.13s 0.40s
% Output   : Proof 0.20s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem  : SEU127+1 : TPTP v8.1.0. Released v3.3.0.
% 0.12/0.13  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.13/0.34  % Computer : n013.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Sat Sep  3 09:30:17 EDT 2022
% 0.13/0.34  % 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.
% 0.13/0.40  % SZS status Theorem
% 0.13/0.40  % SZS output start Proof
% 0.13/0.40  tff(in_type, type, (
% 0.13/0.40     in: ( $i * $i ) > $o)).
% 0.13/0.40  tff(set_intersection2_type, type, (
% 0.13/0.40     set_intersection2: ( $i * $i ) > $i)).
% 0.13/0.40  tff(tptp_fun_A_5_type, type, (
% 0.13/0.40     tptp_fun_A_5: $i)).
% 0.13/0.40  tff(tptp_fun_B_4_type, type, (
% 0.13/0.40     tptp_fun_B_4: $i)).
% 0.13/0.40  tff(tptp_fun_C_0_type, type, (
% 0.13/0.40     tptp_fun_C_0: ( $i * $i ) > $i)).
% 0.13/0.40  tff(subset_type, type, (
% 0.13/0.40     subset: ( $i * $i ) > $o)).
% 0.13/0.40  tff(tptp_fun_D_1_type, type, (
% 0.13/0.40     tptp_fun_D_1: ( $i * $i * $i ) > $i)).
% 0.13/0.40  tff(1,plain,
% 0.13/0.40      (^[A: $i, B: $i] : refl((set_intersection2(A, B) = set_intersection2(B, A)) <=> (set_intersection2(A, B) = set_intersection2(B, A)))),
% 0.13/0.40      inference(bind,[status(th)],[])).
% 0.13/0.40  tff(2,plain,
% 0.13/0.40      (![A: $i, B: $i] : (set_intersection2(A, B) = set_intersection2(B, A)) <=> ![A: $i, B: $i] : (set_intersection2(A, B) = set_intersection2(B, A))),
% 0.13/0.40      inference(quant_intro,[status(thm)],[1])).
% 0.13/0.40  tff(3,plain,
% 0.13/0.40      (![A: $i, B: $i] : (set_intersection2(A, B) = set_intersection2(B, A)) <=> ![A: $i, B: $i] : (set_intersection2(A, B) = set_intersection2(B, A))),
% 0.13/0.40      inference(rewrite,[status(thm)],[])).
% 0.13/0.40  tff(4,axiom,(![A: $i, B: $i] : (set_intersection2(A, B) = set_intersection2(B, A))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','commutativity_k3_xboole_0')).
% 0.13/0.40  tff(5,plain,
% 0.13/0.40      (![A: $i, B: $i] : (set_intersection2(A, B) = set_intersection2(B, A))),
% 0.13/0.40      inference(modus_ponens,[status(thm)],[4, 3])).
% 0.13/0.40  tff(6,plain,(
% 0.13/0.40      ![A: $i, B: $i] : (set_intersection2(A, B) = set_intersection2(B, A))),
% 0.13/0.40      inference(skolemize,[status(sab)],[5])).
% 0.13/0.40  tff(7,plain,
% 0.13/0.40      (![A: $i, B: $i] : (set_intersection2(A, B) = set_intersection2(B, A))),
% 0.13/0.40      inference(modus_ponens,[status(thm)],[6, 2])).
% 0.13/0.40  tff(8,plain,
% 0.13/0.40      ((~![A: $i, B: $i] : (set_intersection2(A, B) = set_intersection2(B, A))) | (set_intersection2(A!5, B!4) = set_intersection2(B!4, A!5))),
% 0.13/0.40      inference(quant_inst,[status(thm)],[])).
% 0.13/0.40  tff(9,plain,
% 0.13/0.40      (set_intersection2(A!5, B!4) = set_intersection2(B!4, A!5)),
% 0.13/0.40      inference(unit_resolution,[status(thm)],[8, 7])).
% 0.13/0.40  tff(10,plain,
% 0.13/0.40      (set_intersection2(B!4, A!5) = set_intersection2(A!5, B!4)),
% 0.13/0.40      inference(symmetry,[status(thm)],[9])).
% 0.13/0.40  tff(11,plain,
% 0.13/0.40      (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(A!5, B!4))),
% 0.13/0.40      inference(monotonicity,[status(thm)],[10])).
% 0.13/0.40  tff(12,plain,
% 0.13/0.40      (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(A!5, B!4)) <=> in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5))),
% 0.13/0.40      inference(symmetry,[status(thm)],[11])).
% 0.13/0.40  tff(13,plain,
% 0.13/0.40      (^[A: $i, B: $i] : refl((~((~((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B)))) | (~(subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B))))))) <=> (~((~((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B)))) | (~(subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B))))))))),
% 0.13/0.40      inference(bind,[status(th)],[])).
% 0.13/0.40  tff(14,plain,
% 0.13/0.40      (![A: $i, B: $i] : (~((~((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B)))) | (~(subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B))))))) <=> ![A: $i, B: $i] : (~((~((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B)))) | (~(subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B)))))))),
% 0.13/0.40      inference(quant_intro,[status(thm)],[13])).
% 0.13/0.40  tff(15,plain,
% 0.13/0.40      (^[A: $i, B: $i] : rewrite((~((~((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B)))) | (~(subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B))))))) <=> (~((~((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B)))) | (~(subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B))))))))),
% 0.13/0.40      inference(bind,[status(th)],[])).
% 0.13/0.40  tff(16,plain,
% 0.13/0.40      (![A: $i, B: $i] : (~((~((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B)))) | (~(subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B))))))) <=> ![A: $i, B: $i] : (~((~((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B)))) | (~(subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B)))))))),
% 0.13/0.40      inference(quant_intro,[status(thm)],[15])).
% 0.13/0.40  tff(17,plain,
% 0.13/0.40      (![A: $i, B: $i] : (~((~((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B)))) | (~(subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B))))))) <=> ![A: $i, B: $i] : (~((~((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B)))) | (~(subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B)))))))),
% 0.13/0.40      inference(transitivity,[status(thm)],[16, 14])).
% 0.13/0.40  tff(18,plain,
% 0.13/0.40      (^[A: $i, B: $i] : trans(monotonicity(rewrite(((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B))) <=> ((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B)))), rewrite((subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B)))) <=> (subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B))))), ((((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B))) & (subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B))))) <=> (((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B))) & (subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B))))))), rewrite((((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B))) & (subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B))))) <=> (~((~((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B)))) | (~(subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B)))))))), ((((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B))) & (subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B))))) <=> (~((~((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B)))) | (~(subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B)))))))))),
% 0.13/0.40      inference(bind,[status(th)],[])).
% 0.13/0.40  tff(19,plain,
% 0.13/0.40      (![A: $i, B: $i] : (((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B))) & (subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B))))) <=> ![A: $i, B: $i] : (~((~((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B)))) | (~(subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B)))))))),
% 0.13/0.40      inference(quant_intro,[status(thm)],[18])).
% 0.13/0.40  tff(20,plain,
% 0.13/0.40      (![A: $i, B: $i] : (subset(A, B) <=> ![C: $i] : ((~in(C, A)) | in(C, B))) <=> ![A: $i, B: $i] : (subset(A, B) <=> ![C: $i] : ((~in(C, A)) | in(C, B)))),
% 0.13/0.40      inference(rewrite,[status(thm)],[])).
% 0.13/0.40  tff(21,plain,
% 0.13/0.40      (^[A: $i, B: $i] : rewrite((subset(A, B) <=> ![C: $i] : (in(C, A) => in(C, B))) <=> (subset(A, B) <=> ![C: $i] : ((~in(C, A)) | in(C, B))))),
% 0.13/0.40      inference(bind,[status(th)],[])).
% 0.13/0.40  tff(22,plain,
% 0.13/0.40      (![A: $i, B: $i] : (subset(A, B) <=> ![C: $i] : (in(C, A) => in(C, B))) <=> ![A: $i, B: $i] : (subset(A, B) <=> ![C: $i] : ((~in(C, A)) | in(C, B)))),
% 0.13/0.40      inference(quant_intro,[status(thm)],[21])).
% 0.13/0.40  tff(23,axiom,(![A: $i, B: $i] : (subset(A, B) <=> ![C: $i] : (in(C, A) => in(C, B)))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','d3_tarski')).
% 0.13/0.40  tff(24,plain,
% 0.13/0.40      (![A: $i, B: $i] : (subset(A, B) <=> ![C: $i] : ((~in(C, A)) | in(C, B)))),
% 0.13/0.40      inference(modus_ponens,[status(thm)],[23, 22])).
% 0.13/0.40  tff(25,plain,
% 0.13/0.40      (![A: $i, B: $i] : (subset(A, B) <=> ![C: $i] : ((~in(C, A)) | in(C, B)))),
% 0.13/0.40      inference(modus_ponens,[status(thm)],[24, 20])).
% 0.13/0.40  tff(26,plain,(
% 0.13/0.40      ![A: $i, B: $i] : (((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B))) & (subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B)))))),
% 0.13/0.40      inference(skolemize,[status(sab)],[25])).
% 0.13/0.40  tff(27,plain,
% 0.13/0.40      (![A: $i, B: $i] : (~((~((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B)))) | (~(subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B)))))))),
% 0.13/0.40      inference(modus_ponens,[status(thm)],[26, 19])).
% 0.13/0.40  tff(28,plain,
% 0.13/0.40      (![A: $i, B: $i] : (~((~((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B)))) | (~(subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B)))))))),
% 0.13/0.40      inference(modus_ponens,[status(thm)],[27, 17])).
% 0.13/0.40  tff(29,plain,
% 0.13/0.40      ((~![A: $i, B: $i] : (~((~((~subset(A, B)) | ![C: $i] : ((~in(C, A)) | in(C, B)))) | (~(subset(A, B) | (~((~in(tptp_fun_C_0(B, A), A)) | in(tptp_fun_C_0(B, A), B)))))))) | (~((~((~subset(set_intersection2(A!5, B!4), A!5)) | ![C: $i] : ((~in(C, set_intersection2(A!5, B!4))) | in(C, A!5)))) | (~(subset(set_intersection2(A!5, B!4), A!5) | (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(A!5, B!4))) | in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)))))))),
% 0.13/0.40      inference(quant_inst,[status(thm)],[])).
% 0.13/0.40  tff(30,plain,
% 0.13/0.40      (~((~((~subset(set_intersection2(A!5, B!4), A!5)) | ![C: $i] : ((~in(C, set_intersection2(A!5, B!4))) | in(C, A!5)))) | (~(subset(set_intersection2(A!5, B!4), A!5) | (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(A!5, B!4))) | in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5))))))),
% 0.13/0.40      inference(unit_resolution,[status(thm)],[29, 28])).
% 0.13/0.40  tff(31,plain,
% 0.13/0.40      (((~((~subset(set_intersection2(A!5, B!4), A!5)) | ![C: $i] : ((~in(C, set_intersection2(A!5, B!4))) | in(C, A!5)))) | (~(subset(set_intersection2(A!5, B!4), A!5) | (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(A!5, B!4))) | in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)))))) | (subset(set_intersection2(A!5, B!4), A!5) | (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(A!5, B!4))) | in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5))))),
% 0.13/0.40      inference(tautology,[status(thm)],[])).
% 0.13/0.40  tff(32,plain,
% 0.13/0.40      (subset(set_intersection2(A!5, B!4), A!5) | (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(A!5, B!4))) | in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)))),
% 0.13/0.40      inference(unit_resolution,[status(thm)],[31, 30])).
% 0.13/0.40  tff(33,plain,
% 0.13/0.40      ((~![A: $i, B: $i] : subset(set_intersection2(A, B), A)) <=> (~![A: $i, B: $i] : subset(set_intersection2(A, B), A))),
% 0.13/0.40      inference(rewrite,[status(thm)],[])).
% 0.13/0.40  tff(34,axiom,(~![A: $i, B: $i] : subset(set_intersection2(A, B), A)), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','t17_xboole_1')).
% 0.13/0.40  tff(35,plain,
% 0.13/0.40      (~![A: $i, B: $i] : subset(set_intersection2(A, B), A)),
% 0.13/0.40      inference(modus_ponens,[status(thm)],[34, 33])).
% 0.13/0.40  tff(36,plain,
% 0.13/0.40      (~![A: $i, B: $i] : subset(set_intersection2(A, B), A)),
% 0.13/0.40      inference(modus_ponens,[status(thm)],[35, 33])).
% 0.13/0.40  tff(37,plain,
% 0.13/0.40      (~![A: $i, B: $i] : subset(set_intersection2(A, B), A)),
% 0.13/0.40      inference(modus_ponens,[status(thm)],[36, 33])).
% 0.13/0.40  tff(38,plain,
% 0.13/0.40      (~![A: $i, B: $i] : subset(set_intersection2(A, B), A)),
% 0.13/0.40      inference(modus_ponens,[status(thm)],[37, 33])).
% 0.13/0.40  tff(39,plain,
% 0.13/0.40      (~![A: $i, B: $i] : subset(set_intersection2(A, B), A)),
% 0.13/0.40      inference(modus_ponens,[status(thm)],[38, 33])).
% 0.13/0.40  tff(40,plain,
% 0.13/0.40      (~![A: $i, B: $i] : subset(set_intersection2(A, B), A)),
% 0.13/0.40      inference(modus_ponens,[status(thm)],[39, 33])).
% 0.13/0.40  tff(41,plain,
% 0.13/0.40      (~![A: $i, B: $i] : subset(set_intersection2(A, B), A)),
% 0.13/0.40      inference(modus_ponens,[status(thm)],[40, 33])).
% 0.13/0.40  tff(42,plain,(
% 0.13/0.40      ~subset(set_intersection2(A!5, B!4), A!5)),
% 0.13/0.40      inference(skolemize,[status(sab)],[41])).
% 0.13/0.40  tff(43,plain,
% 0.13/0.40      ((~(subset(set_intersection2(A!5, B!4), A!5) | (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(A!5, B!4))) | in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5))))) | subset(set_intersection2(A!5, B!4), A!5) | (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(A!5, B!4))) | in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)))),
% 0.13/0.40      inference(tautology,[status(thm)],[])).
% 0.13/0.40  tff(44,plain,
% 0.13/0.40      ((~(subset(set_intersection2(A!5, B!4), A!5) | (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(A!5, B!4))) | in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5))))) | (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(A!5, B!4))) | in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)))),
% 0.13/0.40      inference(unit_resolution,[status(thm)],[43, 42])).
% 0.13/0.40  tff(45,plain,
% 0.13/0.40      (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(A!5, B!4))) | in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5))),
% 0.13/0.40      inference(unit_resolution,[status(thm)],[44, 32])).
% 0.13/0.40  tff(46,plain,
% 0.13/0.40      (((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(A!5, B!4))) | in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(A!5, B!4))),
% 0.13/0.40      inference(tautology,[status(thm)],[])).
% 0.13/0.40  tff(47,plain,
% 0.13/0.40      (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(A!5, B!4))),
% 0.13/0.40      inference(unit_resolution,[status(thm)],[46, 45])).
% 0.13/0.40  tff(48,plain,
% 0.13/0.40      (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5))),
% 0.13/0.40      inference(modus_ponens,[status(thm)],[47, 12])).
% 0.13/0.40  tff(49,plain,
% 0.13/0.40      (^[A: $i, B: $i, C: $i, D: $i] : refl((~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))))) <=> (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))))))),
% 0.13/0.40      inference(bind,[status(th)],[])).
% 0.13/0.40  tff(50,plain,
% 0.13/0.40      (![A: $i, B: $i, C: $i, D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))))) <=> ![A: $i, B: $i, C: $i, D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))),
% 0.13/0.40      inference(quant_intro,[status(thm)],[49])).
% 0.13/0.40  tff(51,plain,
% 0.13/0.40      (![A: $i, B: $i, C: $i] : ![D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))))) <=> ![A: $i, B: $i, C: $i, D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))),
% 0.13/0.40      inference(pull_quant,[status(thm)],[])).
% 0.13/0.40  tff(52,plain,
% 0.13/0.40      (^[A: $i, B: $i, C: $i] : trans(monotonicity(trans(monotonicity(trans(monotonicity(pull_quant(((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A)))))) <=> ![D: $i] : ((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))), ((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) <=> (~![D: $i] : ((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))))), pull_quant((~![D: $i] : ((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) <=> ?[D: $i] : (~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A)))))))), ((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) <=> ?[D: $i] : (~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))))), (((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))) <=> (?[D: $i] : (~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))), pull_quant((?[D: $i] : (~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))) <=> ?[D: $i] : ((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))))), (((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))) <=> ?[D: $i] : ((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))), ((~((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))))) <=> (~?[D: $i] : ((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))))))), pull_quant((~?[D: $i] : ((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))))) <=> ![D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))), ((~((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))))) <=> ![D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))))),
% 0.13/0.41      inference(bind,[status(th)],[])).
% 0.13/0.41  tff(53,plain,
% 0.13/0.41      (![A: $i, B: $i, C: $i] : (~((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))))) <=> ![A: $i, B: $i, C: $i] : ![D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))),
% 0.13/0.41      inference(quant_intro,[status(thm)],[52])).
% 0.13/0.41  tff(54,plain,
% 0.13/0.41      (![A: $i, B: $i, C: $i] : (~((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))))) <=> ![A: $i, B: $i, C: $i, D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))),
% 0.13/0.41      inference(transitivity,[status(thm)],[53, 51])).
% 0.13/0.41  tff(55,plain,
% 0.13/0.41      (![A: $i, B: $i, C: $i] : (~((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))))) <=> ![A: $i, B: $i, C: $i, D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))),
% 0.13/0.41      inference(transitivity,[status(thm)],[54, 50])).
% 0.13/0.41  tff(56,plain,
% 0.13/0.41      (^[A: $i, B: $i, C: $i] : rewrite((~((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))))) <=> (~((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))))))),
% 0.13/0.41      inference(bind,[status(th)],[])).
% 0.13/0.41  tff(57,plain,
% 0.13/0.41      (![A: $i, B: $i, C: $i] : (~((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))))) <=> ![A: $i, B: $i, C: $i] : (~((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))),
% 0.13/0.41      inference(quant_intro,[status(thm)],[56])).
% 0.13/0.41  tff(58,plain,
% 0.13/0.41      (![A: $i, B: $i, C: $i] : (~((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))))) <=> ![A: $i, B: $i, C: $i, D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))),
% 0.13/0.41      inference(transitivity,[status(thm)],[57, 55])).
% 0.13/0.41  tff(59,plain,
% 0.13/0.41      (^[A: $i, B: $i, C: $i] : trans(monotonicity(rewrite(((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (in(D, A) & in(D, B)))) <=> ((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))), rewrite(((C = set_intersection2(A, B)) | ((~in(tptp_fun_D_1(C, B, A), C)) <=> (in(tptp_fun_D_1(C, B, A), A) & in(tptp_fun_D_1(C, B, A), B)))) <=> ((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))), ((((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (in(D, A) & in(D, B)))) & ((C = set_intersection2(A, B)) | ((~in(tptp_fun_D_1(C, B, A), C)) <=> (in(tptp_fun_D_1(C, B, A), A) & in(tptp_fun_D_1(C, B, A), B))))) <=> (((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A)))))) & ((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))))), rewrite((((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A)))))) & ((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B)))))) <=> (~((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))), ((((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (in(D, A) & in(D, B)))) & ((C = set_intersection2(A, B)) | ((~in(tptp_fun_D_1(C, B, A), C)) <=> (in(tptp_fun_D_1(C, B, A), A) & in(tptp_fun_D_1(C, B, A), B))))) <=> (~((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))))),
% 0.13/0.41      inference(bind,[status(th)],[])).
% 0.13/0.41  tff(60,plain,
% 0.13/0.41      (![A: $i, B: $i, C: $i] : (((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (in(D, A) & in(D, B)))) & ((C = set_intersection2(A, B)) | ((~in(tptp_fun_D_1(C, B, A), C)) <=> (in(tptp_fun_D_1(C, B, A), A) & in(tptp_fun_D_1(C, B, A), B))))) <=> ![A: $i, B: $i, C: $i] : (~((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))),
% 0.13/0.41      inference(quant_intro,[status(thm)],[59])).
% 0.13/0.41  tff(61,plain,
% 0.13/0.41      (^[A: $i, B: $i, C: $i] : rewrite((((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (in(D, A) & in(D, B)))) & ((C = set_intersection2(A, B)) | (~(in(tptp_fun_D_1(C, B, A), C) <=> (in(tptp_fun_D_1(C, B, A), A) & in(tptp_fun_D_1(C, B, A), B)))))) <=> (((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (in(D, A) & in(D, B)))) & ((C = set_intersection2(A, B)) | ((~in(tptp_fun_D_1(C, B, A), C)) <=> (in(tptp_fun_D_1(C, B, A), A) & in(tptp_fun_D_1(C, B, A), B))))))),
% 0.13/0.41      inference(bind,[status(th)],[])).
% 0.13/0.41  tff(62,plain,
% 0.13/0.41      (![A: $i, B: $i, C: $i] : (((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (in(D, A) & in(D, B)))) & ((C = set_intersection2(A, B)) | (~(in(tptp_fun_D_1(C, B, A), C) <=> (in(tptp_fun_D_1(C, B, A), A) & in(tptp_fun_D_1(C, B, A), B)))))) <=> ![A: $i, B: $i, C: $i] : (((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (in(D, A) & in(D, B)))) & ((C = set_intersection2(A, B)) | ((~in(tptp_fun_D_1(C, B, A), C)) <=> (in(tptp_fun_D_1(C, B, A), A) & in(tptp_fun_D_1(C, B, A), B)))))),
% 0.13/0.41      inference(quant_intro,[status(thm)],[61])).
% 0.13/0.41  tff(63,plain,
% 0.13/0.41      (![A: $i, B: $i, C: $i] : ((C = set_intersection2(A, B)) <=> ![D: $i] : (in(D, C) <=> (in(D, A) & in(D, B)))) <=> ![A: $i, B: $i, C: $i] : ((C = set_intersection2(A, B)) <=> ![D: $i] : (in(D, C) <=> (in(D, A) & in(D, B))))),
% 0.13/0.41      inference(rewrite,[status(thm)],[])).
% 0.13/0.41  tff(64,axiom,(![A: $i, B: $i, C: $i] : ((C = set_intersection2(A, B)) <=> ![D: $i] : (in(D, C) <=> (in(D, A) & in(D, B))))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','d3_xboole_0')).
% 0.13/0.41  tff(65,plain,
% 0.13/0.41      (![A: $i, B: $i, C: $i] : ((C = set_intersection2(A, B)) <=> ![D: $i] : (in(D, C) <=> (in(D, A) & in(D, B))))),
% 0.13/0.41      inference(modus_ponens,[status(thm)],[64, 63])).
% 0.13/0.41  tff(66,plain,(
% 0.13/0.41      ![A: $i, B: $i, C: $i] : (((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (in(D, A) & in(D, B)))) & ((C = set_intersection2(A, B)) | (~(in(tptp_fun_D_1(C, B, A), C) <=> (in(tptp_fun_D_1(C, B, A), A) & in(tptp_fun_D_1(C, B, A), B))))))),
% 0.13/0.41      inference(skolemize,[status(sab)],[65])).
% 0.13/0.41  tff(67,plain,
% 0.13/0.41      (![A: $i, B: $i, C: $i] : (((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (in(D, A) & in(D, B)))) & ((C = set_intersection2(A, B)) | ((~in(tptp_fun_D_1(C, B, A), C)) <=> (in(tptp_fun_D_1(C, B, A), A) & in(tptp_fun_D_1(C, B, A), B)))))),
% 0.13/0.41      inference(modus_ponens,[status(thm)],[66, 62])).
% 0.13/0.41  tff(68,plain,
% 0.13/0.41      (![A: $i, B: $i, C: $i] : (~((~((~(C = set_intersection2(A, B))) | ![D: $i] : (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))),
% 0.13/0.41      inference(modus_ponens,[status(thm)],[67, 60])).
% 0.13/0.41  tff(69,plain,
% 0.13/0.41      (![A: $i, B: $i, C: $i, D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))),
% 0.13/0.41      inference(modus_ponens,[status(thm)],[68, 58])).
% 0.13/0.41  tff(70,plain,
% 0.13/0.41      (((~![A: $i, B: $i, C: $i, D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))) | ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5))) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))) <=> ((~![A: $i, B: $i, C: $i, D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))) | ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5))) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4)))))),
% 0.13/0.41      inference(rewrite,[status(thm)],[])).
% 0.13/0.41  tff(71,plain,
% 0.13/0.41      ((~(in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5))) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))),
% 0.13/0.41      inference(rewrite,[status(thm)],[])).
% 0.13/0.41  tff(72,plain,
% 0.13/0.41      (((in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4)))) | $false) <=> (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))),
% 0.13/0.41      inference(rewrite,[status(thm)],[])).
% 0.13/0.41  tff(73,plain,
% 0.13/0.41      ((~$true) <=> $false),
% 0.13/0.41      inference(rewrite,[status(thm)],[])).
% 0.13/0.41  tff(74,plain,
% 0.13/0.41      (($true | (in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), B!4)) | (~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), A!5))))) <=> $true),
% 0.13/0.41      inference(rewrite,[status(thm)],[])).
% 0.13/0.41  tff(75,plain,
% 0.13/0.41      ((in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), B!4)) | (~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), A!5)))) <=> (in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), B!4)) | (~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), A!5))))),
% 0.13/0.41      inference(rewrite,[status(thm)],[])).
% 0.13/0.41  tff(76,plain,
% 0.13/0.41      ((set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5)) <=> $true),
% 0.13/0.41      inference(rewrite,[status(thm)],[])).
% 0.13/0.41  tff(77,plain,
% 0.13/0.41      (((set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5)) | (in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), B!4)) | (~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), A!5))))) <=> ($true | (in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), B!4)) | (~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), A!5)))))),
% 0.13/0.41      inference(monotonicity,[status(thm)],[76, 75])).
% 0.13/0.41  tff(78,plain,
% 0.13/0.41      (((set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5)) | (in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), B!4)) | (~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), A!5))))) <=> $true),
% 0.13/0.41      inference(transitivity,[status(thm)],[77, 74])).
% 0.13/0.41  tff(79,plain,
% 0.13/0.41      ((~((set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5)) | (in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), B!4)) | (~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), A!5)))))) <=> (~$true)),
% 0.13/0.41      inference(monotonicity,[status(thm)],[78])).
% 0.13/0.41  tff(80,plain,
% 0.13/0.41      ((~((set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5)) | (in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), B!4)) | (~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), A!5)))))) <=> $false),
% 0.13/0.41      inference(transitivity,[status(thm)],[79, 73])).
% 0.13/0.41  tff(81,plain,
% 0.13/0.41      ((~(in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4)))))) <=> (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))),
% 0.13/0.42      inference(rewrite,[status(thm)],[])).
% 0.13/0.42  tff(82,plain,
% 0.13/0.42      (($false | (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4)))))) <=> (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4)))))),
% 0.13/0.42      inference(rewrite,[status(thm)],[])).
% 0.13/0.42  tff(83,plain,
% 0.13/0.42      ((~(set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5))) <=> (~$true)),
% 0.13/0.42      inference(monotonicity,[status(thm)],[76])).
% 0.13/0.42  tff(84,plain,
% 0.13/0.42      ((~(set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5))) <=> $false),
% 0.13/0.42      inference(transitivity,[status(thm)],[83, 73])).
% 0.13/0.42  tff(85,plain,
% 0.13/0.42      (((~(set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5))) | (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4)))))) <=> ($false | (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))))),
% 0.13/0.42      inference(monotonicity,[status(thm)],[84])).
% 0.13/0.42  tff(86,plain,
% 0.13/0.42      (((~(set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5))) | (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4)))))) <=> (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4)))))),
% 0.13/0.42      inference(transitivity,[status(thm)],[85, 82])).
% 0.13/0.42  tff(87,plain,
% 0.13/0.42      ((~((~(set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5))) | (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))))) <=> (~(in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))))),
% 0.13/0.42      inference(monotonicity,[status(thm)],[86])).
% 0.13/0.42  tff(88,plain,
% 0.13/0.42      ((~((~(set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5))) | (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))))) <=> (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))),
% 0.13/0.42      inference(transitivity,[status(thm)],[87, 81])).
% 0.13/0.42  tff(89,plain,
% 0.13/0.42      (((~((~(set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5))) | (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))))) | (~((set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5)) | (in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), B!4)) | (~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), A!5))))))) <=> ((in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4)))) | $false)),
% 0.20/0.42      inference(monotonicity,[status(thm)],[88, 80])).
% 0.20/0.42  tff(90,plain,
% 0.20/0.42      (((~((~(set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5))) | (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))))) | (~((set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5)) | (in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), B!4)) | (~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), A!5))))))) <=> (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))),
% 0.20/0.42      inference(transitivity,[status(thm)],[89, 72])).
% 0.20/0.42  tff(91,plain,
% 0.20/0.42      ((~((~((~(set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5))) | (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))))) | (~((set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5)) | (in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), B!4)) | (~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), A!5)))))))) <=> (~(in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4)))))),
% 0.20/0.42      inference(monotonicity,[status(thm)],[90])).
% 0.20/0.42  tff(92,plain,
% 0.20/0.42      ((~((~((~(set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5))) | (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))))) | (~((set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5)) | (in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), B!4)) | (~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), A!5)))))))) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5))) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))),
% 0.20/0.42      inference(transitivity,[status(thm)],[91, 71])).
% 0.20/0.42  tff(93,plain,
% 0.20/0.42      (((~![A: $i, B: $i, C: $i, D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))) | (~((~((~(set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5))) | (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))))) | (~((set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5)) | (in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), B!4)) | (~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), A!5))))))))) <=> ((~![A: $i, B: $i, C: $i, D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))) | ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5))) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4)))))),
% 0.20/0.43      inference(monotonicity,[status(thm)],[92])).
% 0.20/0.43  tff(94,plain,
% 0.20/0.43      (((~![A: $i, B: $i, C: $i, D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))) | (~((~((~(set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5))) | (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))))) | (~((set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5)) | (in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), B!4)) | (~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), A!5))))))))) <=> ((~![A: $i, B: $i, C: $i, D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))) | ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5))) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4)))))),
% 0.20/0.43      inference(transitivity,[status(thm)],[93, 70])).
% 0.20/0.43  tff(95,plain,
% 0.20/0.43      ((~![A: $i, B: $i, C: $i, D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))) | (~((~((~(set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5))) | (in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)) <=> (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))))) | (~((set_intersection2(B!4, A!5) = set_intersection2(B!4, A!5)) | (in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), set_intersection2(B!4, A!5)) <=> ((~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), B!4)) | (~in(tptp_fun_D_1(set_intersection2(B!4, A!5), A!5, B!4), A!5))))))))),
% 0.20/0.43      inference(quant_inst,[status(thm)],[])).
% 0.20/0.43  tff(96,plain,
% 0.20/0.43      ((~![A: $i, B: $i, C: $i, D: $i] : (~((~((~(C = set_intersection2(A, B))) | (in(D, C) <=> (~((~in(D, B)) | (~in(D, A))))))) | (~((C = set_intersection2(A, B)) | (in(tptp_fun_D_1(C, B, A), C) <=> ((~in(tptp_fun_D_1(C, B, A), A)) | (~in(tptp_fun_D_1(C, B, A), B))))))))) | ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5))) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))),
% 0.20/0.43      inference(modus_ponens,[status(thm)],[95, 94])).
% 0.20/0.43  tff(97,plain,
% 0.20/0.43      ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5))) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4)))),
% 0.20/0.43      inference(unit_resolution,[status(thm)],[96, 69])).
% 0.20/0.43  tff(98,plain,
% 0.20/0.43      (((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(A!5, B!4))) | in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5))),
% 0.20/0.43      inference(tautology,[status(thm)],[])).
% 0.20/0.43  tff(99,plain,
% 0.20/0.43      (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)),
% 0.20/0.43      inference(unit_resolution,[status(thm)],[98, 45])).
% 0.20/0.43  tff(100,plain,
% 0.20/0.43      (((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))) | in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)),
% 0.20/0.43      inference(tautology,[status(thm)],[])).
% 0.20/0.43  tff(101,plain,
% 0.20/0.43      ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))),
% 0.20/0.43      inference(unit_resolution,[status(thm)],[100, 99])).
% 0.20/0.43  tff(102,plain,
% 0.20/0.43      ((~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5))) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5))) | (~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))),
% 0.20/0.43      inference(tautology,[status(thm)],[])).
% 0.20/0.43  tff(103,plain,
% 0.20/0.43      ((~((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5))) <=> ((~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), A!5)) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), B!4))))) | (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5)))),
% 0.20/0.43      inference(unit_resolution,[status(thm)],[102, 101])).
% 0.20/0.43  tff(104,plain,
% 0.20/0.43      (~in(tptp_fun_C_0(A!5, set_intersection2(A!5, B!4)), set_intersection2(B!4, A!5))),
% 0.20/0.43      inference(unit_resolution,[status(thm)],[103, 97])).
% 0.20/0.43  tff(105,plain,
% 0.20/0.43      ($false),
% 0.20/0.43      inference(unit_resolution,[status(thm)],[104, 48])).
% 0.20/0.43  % SZS output end Proof
%------------------------------------------------------------------------------