TSTP Solution File: GEO221+1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : GEO221+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n022.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 : Fri Sep 16 20:35:49 EDT 2022

% Result   : Theorem 0.19s 0.38s
% Output   : Proof 0.19s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem  : GEO221+1 : TPTP v8.1.0. Released v3.3.0.
% 0.03/0.12  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.12/0.33  % Computer : n022.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 300
% 0.12/0.33  % DateTime : Wed Aug 31 07:02:55 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.12/0.34  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.12/0.34  Usage: tptp [options] [-file:]file
% 0.12/0.34    -h, -?       prints this message.
% 0.12/0.34    -smt2        print SMT-LIB2 benchmark.
% 0.12/0.34    -m, -model   generate model.
% 0.12/0.34    -p, -proof   generate proof.
% 0.12/0.34    -c, -core    generate unsat core of named formulas.
% 0.12/0.34    -st, -statistics display statistics.
% 0.12/0.34    -t:timeout   set timeout (in second).
% 0.12/0.34    -smt2status  display status in smt2 format instead of SZS.
% 0.12/0.34    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.12/0.34    -<param>:<value> configuration parameter and value.
% 0.12/0.34    -o:<output-file> file to place output in.
% 0.19/0.38  % SZS status Theorem
% 0.19/0.38  % SZS output start Proof
% 0.19/0.38  tff(apart_point_and_line_type, type, (
% 0.19/0.38     apart_point_and_line: ( $i * $i ) > $o)).
% 0.19/0.38  tff(orthogonal_through_point_type, type, (
% 0.19/0.38     orthogonal_through_point: ( $i * $i ) > $i)).
% 0.19/0.38  tff(tptp_fun_B_1_type, type, (
% 0.19/0.38     tptp_fun_B_1: $i)).
% 0.19/0.38  tff(tptp_fun_L_0_type, type, (
% 0.19/0.38     tptp_fun_L_0: $i)).
% 0.19/0.38  tff(unorthogonal_lines_type, type, (
% 0.19/0.38     unorthogonal_lines: ( $i * $i ) > $o)).
% 0.19/0.38  tff(tptp_fun_A_2_type, type, (
% 0.19/0.38     tptp_fun_A_2: $i)).
% 0.19/0.38  tff(distinct_lines_type, type, (
% 0.19/0.38     distinct_lines: ( $i * $i ) > $o)).
% 0.19/0.38  tff(1,plain,
% 0.19/0.38      (^[A: $i, L: $i] : refl((~apart_point_and_line(A, orthogonal_through_point(L, A))) <=> (~apart_point_and_line(A, orthogonal_through_point(L, A))))),
% 0.19/0.38      inference(bind,[status(th)],[])).
% 0.19/0.38  tff(2,plain,
% 0.19/0.38      (![A: $i, L: $i] : (~apart_point_and_line(A, orthogonal_through_point(L, A))) <=> ![A: $i, L: $i] : (~apart_point_and_line(A, orthogonal_through_point(L, A)))),
% 0.19/0.38      inference(quant_intro,[status(thm)],[1])).
% 0.19/0.38  tff(3,plain,
% 0.19/0.38      (![A: $i, L: $i] : (~apart_point_and_line(A, orthogonal_through_point(L, A))) <=> ![A: $i, L: $i] : (~apart_point_and_line(A, orthogonal_through_point(L, A)))),
% 0.19/0.38      inference(rewrite,[status(thm)],[])).
% 0.19/0.38  tff(4,axiom,(![A: $i, L: $i] : (~apart_point_and_line(A, orthogonal_through_point(L, A)))), file('/export/starexec/sandbox/benchmark/Axioms/GEO006+3.ax','ooc2')).
% 0.19/0.38  tff(5,plain,
% 0.19/0.38      (![A: $i, L: $i] : (~apart_point_and_line(A, orthogonal_through_point(L, A)))),
% 0.19/0.38      inference(modus_ponens,[status(thm)],[4, 3])).
% 0.19/0.38  tff(6,plain,(
% 0.19/0.38      ![A: $i, L: $i] : (~apart_point_and_line(A, orthogonal_through_point(L, A)))),
% 0.19/0.38      inference(skolemize,[status(sab)],[5])).
% 0.19/0.38  tff(7,plain,
% 0.19/0.38      (![A: $i, L: $i] : (~apart_point_and_line(A, orthogonal_through_point(L, A)))),
% 0.19/0.38      inference(modus_ponens,[status(thm)],[6, 2])).
% 0.19/0.38  tff(8,plain,
% 0.19/0.38      ((~![A: $i, L: $i] : (~apart_point_and_line(A, orthogonal_through_point(L, A)))) | (~apart_point_and_line(B!1, orthogonal_through_point(L!0, B!1)))),
% 0.19/0.38      inference(quant_inst,[status(thm)],[])).
% 0.19/0.38  tff(9,plain,
% 0.19/0.38      (~apart_point_and_line(B!1, orthogonal_through_point(L!0, B!1))),
% 0.19/0.38      inference(unit_resolution,[status(thm)],[8, 7])).
% 0.19/0.38  tff(10,plain,
% 0.19/0.38      (^[A: $i, L: $i] : refl((~unorthogonal_lines(orthogonal_through_point(L, A), L)) <=> (~unorthogonal_lines(orthogonal_through_point(L, A), L)))),
% 0.19/0.38      inference(bind,[status(th)],[])).
% 0.19/0.38  tff(11,plain,
% 0.19/0.38      (![A: $i, L: $i] : (~unorthogonal_lines(orthogonal_through_point(L, A), L)) <=> ![A: $i, L: $i] : (~unorthogonal_lines(orthogonal_through_point(L, A), L))),
% 0.19/0.38      inference(quant_intro,[status(thm)],[10])).
% 0.19/0.38  tff(12,plain,
% 0.19/0.38      (![A: $i, L: $i] : (~unorthogonal_lines(orthogonal_through_point(L, A), L)) <=> ![A: $i, L: $i] : (~unorthogonal_lines(orthogonal_through_point(L, A), L))),
% 0.19/0.38      inference(rewrite,[status(thm)],[])).
% 0.19/0.38  tff(13,axiom,(![A: $i, L: $i] : (~unorthogonal_lines(orthogonal_through_point(L, A), L))), file('/export/starexec/sandbox/benchmark/Axioms/GEO006+3.ax','ooc1')).
% 0.19/0.38  tff(14,plain,
% 0.19/0.38      (![A: $i, L: $i] : (~unorthogonal_lines(orthogonal_through_point(L, A), L))),
% 0.19/0.38      inference(modus_ponens,[status(thm)],[13, 12])).
% 0.19/0.38  tff(15,plain,(
% 0.19/0.38      ![A: $i, L: $i] : (~unorthogonal_lines(orthogonal_through_point(L, A), L))),
% 0.19/0.38      inference(skolemize,[status(sab)],[14])).
% 0.19/0.38  tff(16,plain,
% 0.19/0.38      (![A: $i, L: $i] : (~unorthogonal_lines(orthogonal_through_point(L, A), L))),
% 0.19/0.38      inference(modus_ponens,[status(thm)],[15, 11])).
% 0.19/0.38  tff(17,plain,
% 0.19/0.38      ((~![A: $i, L: $i] : (~unorthogonal_lines(orthogonal_through_point(L, A), L))) | (~unorthogonal_lines(orthogonal_through_point(L!0, B!1), L!0))),
% 0.19/0.38      inference(quant_inst,[status(thm)],[])).
% 0.19/0.38  tff(18,plain,
% 0.19/0.38      (~unorthogonal_lines(orthogonal_through_point(L!0, B!1), L!0)),
% 0.19/0.38      inference(unit_resolution,[status(thm)],[17, 16])).
% 0.19/0.38  tff(19,plain,
% 0.19/0.38      ((~![A: $i, L: $i] : (~unorthogonal_lines(orthogonal_through_point(L, A), L))) | (~unorthogonal_lines(orthogonal_through_point(L!0, A!2), L!0))),
% 0.19/0.38      inference(quant_inst,[status(thm)],[])).
% 0.19/0.38  tff(20,plain,
% 0.19/0.38      (~unorthogonal_lines(orthogonal_through_point(L!0, A!2), L!0)),
% 0.19/0.38      inference(unit_resolution,[status(thm)],[19, 16])).
% 0.19/0.38  tff(21,plain,
% 0.19/0.38      ((~![A: $i, B: $i, L: $i] : ((~distinct_lines(orthogonal_through_point(L, A), orthogonal_through_point(L, B))) | apart_point_and_line(B, orthogonal_through_point(L, A)))) <=> (~![A: $i, B: $i, L: $i] : ((~distinct_lines(orthogonal_through_point(L, A), orthogonal_through_point(L, B))) | apart_point_and_line(B, orthogonal_through_point(L, A))))),
% 0.19/0.39      inference(rewrite,[status(thm)],[])).
% 0.19/0.39  tff(22,plain,
% 0.19/0.39      ((~![A: $i, B: $i, L: $i] : ((~apart_point_and_line(B, orthogonal_through_point(L, A))) => (~distinct_lines(orthogonal_through_point(L, A), orthogonal_through_point(L, B))))) <=> (~![A: $i, B: $i, L: $i] : ((~distinct_lines(orthogonal_through_point(L, A), orthogonal_through_point(L, B))) | apart_point_and_line(B, orthogonal_through_point(L, A))))),
% 0.19/0.39      inference(rewrite,[status(thm)],[])).
% 0.19/0.39  tff(23,axiom,(~![A: $i, B: $i, L: $i] : ((~apart_point_and_line(B, orthogonal_through_point(L, A))) => (~distinct_lines(orthogonal_through_point(L, A), orthogonal_through_point(L, B))))), file('/export/starexec/sandbox/benchmark/theBenchmark.p','con')).
% 0.19/0.39  tff(24,plain,
% 0.19/0.39      (~![A: $i, B: $i, L: $i] : ((~distinct_lines(orthogonal_through_point(L, A), orthogonal_through_point(L, B))) | apart_point_and_line(B, orthogonal_through_point(L, A)))),
% 0.19/0.39      inference(modus_ponens,[status(thm)],[23, 22])).
% 0.19/0.39  tff(25,plain,
% 0.19/0.39      (~![A: $i, B: $i, L: $i] : ((~distinct_lines(orthogonal_through_point(L, A), orthogonal_through_point(L, B))) | apart_point_and_line(B, orthogonal_through_point(L, A)))),
% 0.19/0.39      inference(modus_ponens,[status(thm)],[24, 21])).
% 0.19/0.39  tff(26,plain,
% 0.19/0.39      (~![A: $i, B: $i, L: $i] : ((~distinct_lines(orthogonal_through_point(L, A), orthogonal_through_point(L, B))) | apart_point_and_line(B, orthogonal_through_point(L, A)))),
% 0.19/0.39      inference(modus_ponens,[status(thm)],[25, 21])).
% 0.19/0.39  tff(27,plain,
% 0.19/0.39      (~![A: $i, B: $i, L: $i] : ((~distinct_lines(orthogonal_through_point(L, A), orthogonal_through_point(L, B))) | apart_point_and_line(B, orthogonal_through_point(L, A)))),
% 0.19/0.39      inference(modus_ponens,[status(thm)],[26, 21])).
% 0.19/0.39  tff(28,plain,
% 0.19/0.39      (~![A: $i, B: $i, L: $i] : ((~distinct_lines(orthogonal_through_point(L, A), orthogonal_through_point(L, B))) | apart_point_and_line(B, orthogonal_through_point(L, A)))),
% 0.19/0.39      inference(modus_ponens,[status(thm)],[27, 21])).
% 0.19/0.39  tff(29,plain,
% 0.19/0.39      (~![A: $i, B: $i, L: $i] : ((~distinct_lines(orthogonal_through_point(L, A), orthogonal_through_point(L, B))) | apart_point_and_line(B, orthogonal_through_point(L, A)))),
% 0.19/0.39      inference(modus_ponens,[status(thm)],[28, 21])).
% 0.19/0.39  tff(30,plain,
% 0.19/0.39      (~![A: $i, B: $i, L: $i] : ((~distinct_lines(orthogonal_through_point(L, A), orthogonal_through_point(L, B))) | apart_point_and_line(B, orthogonal_through_point(L, A)))),
% 0.19/0.39      inference(modus_ponens,[status(thm)],[29, 21])).
% 0.19/0.39  tff(31,plain,(
% 0.19/0.39      ~((~distinct_lines(orthogonal_through_point(L!0, A!2), orthogonal_through_point(L!0, B!1))) | apart_point_and_line(B!1, orthogonal_through_point(L!0, A!2)))),
% 0.19/0.39      inference(skolemize,[status(sab)],[30])).
% 0.19/0.39  tff(32,plain,
% 0.19/0.39      (~apart_point_and_line(B!1, orthogonal_through_point(L!0, A!2))),
% 0.19/0.39      inference(or_elim,[status(thm)],[31])).
% 0.19/0.39  tff(33,plain,
% 0.19/0.39      (distinct_lines(orthogonal_through_point(L!0, A!2), orthogonal_through_point(L!0, B!1))),
% 0.19/0.39      inference(or_elim,[status(thm)],[31])).
% 0.19/0.39  tff(34,plain,
% 0.19/0.39      (^[A: $i, L: $i, M: $i, N: $i] : refl((apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M))) <=> (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M))))),
% 0.19/0.39      inference(bind,[status(th)],[])).
% 0.19/0.39  tff(35,plain,
% 0.19/0.39      (![A: $i, L: $i, M: $i, N: $i] : (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M))) <=> ![A: $i, L: $i, M: $i, N: $i] : (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M)))),
% 0.19/0.39      inference(quant_intro,[status(thm)],[34])).
% 0.19/0.39  tff(36,plain,
% 0.19/0.39      (![A: $i, L: $i, M: $i, N: $i] : (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M))) <=> ![A: $i, L: $i, M: $i, N: $i] : (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M)))),
% 0.19/0.39      inference(rewrite,[status(thm)],[])).
% 0.19/0.39  tff(37,plain,
% 0.19/0.39      (^[A: $i, L: $i, M: $i, N: $i] : trans(monotonicity(trans(monotonicity(trans(monotonicity(rewrite((apart_point_and_line(A, L) | apart_point_and_line(A, M)) <=> (apart_point_and_line(A, M) | apart_point_and_line(A, L))), (((apart_point_and_line(A, L) | apart_point_and_line(A, M)) | unorthogonal_lines(L, N)) <=> ((apart_point_and_line(A, M) | apart_point_and_line(A, L)) | unorthogonal_lines(L, N)))), rewrite(((apart_point_and_line(A, M) | apart_point_and_line(A, L)) | unorthogonal_lines(L, N)) <=> (apart_point_and_line(A, M) | unorthogonal_lines(L, N) | apart_point_and_line(A, L))), (((apart_point_and_line(A, L) | apart_point_and_line(A, M)) | unorthogonal_lines(L, N)) <=> (apart_point_and_line(A, M) | unorthogonal_lines(L, N) | apart_point_and_line(A, L)))), ((((apart_point_and_line(A, L) | apart_point_and_line(A, M)) | unorthogonal_lines(L, N)) | unorthogonal_lines(M, N)) <=> ((apart_point_and_line(A, M) | unorthogonal_lines(L, N) | apart_point_and_line(A, L)) | unorthogonal_lines(M, N)))), rewrite(((apart_point_and_line(A, M) | unorthogonal_lines(L, N) | apart_point_and_line(A, L)) | unorthogonal_lines(M, N)) <=> (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L))), ((((apart_point_and_line(A, L) | apart_point_and_line(A, M)) | unorthogonal_lines(L, N)) | unorthogonal_lines(M, N)) <=> (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L)))), ((distinct_lines(L, M) => (((apart_point_and_line(A, L) | apart_point_and_line(A, M)) | unorthogonal_lines(L, N)) | unorthogonal_lines(M, N))) <=> (distinct_lines(L, M) => (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L))))), rewrite((distinct_lines(L, M) => (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L))) <=> (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M)))), ((distinct_lines(L, M) => (((apart_point_and_line(A, L) | apart_point_and_line(A, M)) | unorthogonal_lines(L, N)) | unorthogonal_lines(M, N))) <=> (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M)))))),
% 0.19/0.39      inference(bind,[status(th)],[])).
% 0.19/0.39  tff(38,plain,
% 0.19/0.39      (![A: $i, L: $i, M: $i, N: $i] : (distinct_lines(L, M) => (((apart_point_and_line(A, L) | apart_point_and_line(A, M)) | unorthogonal_lines(L, N)) | unorthogonal_lines(M, N))) <=> ![A: $i, L: $i, M: $i, N: $i] : (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M)))),
% 0.19/0.39      inference(quant_intro,[status(thm)],[37])).
% 0.19/0.39  tff(39,axiom,(![A: $i, L: $i, M: $i, N: $i] : (distinct_lines(L, M) => (((apart_point_and_line(A, L) | apart_point_and_line(A, M)) | unorthogonal_lines(L, N)) | unorthogonal_lines(M, N)))), file('/export/starexec/sandbox/benchmark/Axioms/GEO006+3.ax','ouo1')).
% 0.19/0.39  tff(40,plain,
% 0.19/0.39      (![A: $i, L: $i, M: $i, N: $i] : (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M)))),
% 0.19/0.39      inference(modus_ponens,[status(thm)],[39, 38])).
% 0.19/0.39  tff(41,plain,
% 0.19/0.39      (![A: $i, L: $i, M: $i, N: $i] : (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M)))),
% 0.19/0.39      inference(modus_ponens,[status(thm)],[40, 36])).
% 0.19/0.39  tff(42,plain,(
% 0.19/0.39      ![A: $i, L: $i, M: $i, N: $i] : (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M)))),
% 0.19/0.39      inference(skolemize,[status(sab)],[41])).
% 0.19/0.39  tff(43,plain,
% 0.19/0.39      (![A: $i, L: $i, M: $i, N: $i] : (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M)))),
% 0.19/0.39      inference(modus_ponens,[status(thm)],[42, 35])).
% 0.19/0.39  tff(44,plain,
% 0.19/0.39      (((~![A: $i, L: $i, M: $i, N: $i] : (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M)))) | ((~distinct_lines(orthogonal_through_point(L!0, A!2), orthogonal_through_point(L!0, B!1))) | apart_point_and_line(B!1, orthogonal_through_point(L!0, A!2)) | unorthogonal_lines(orthogonal_through_point(L!0, A!2), L!0) | unorthogonal_lines(orthogonal_through_point(L!0, B!1), L!0) | apart_point_and_line(B!1, orthogonal_through_point(L!0, B!1)))) <=> ((~![A: $i, L: $i, M: $i, N: $i] : (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M)))) | (~distinct_lines(orthogonal_through_point(L!0, A!2), orthogonal_through_point(L!0, B!1))) | apart_point_and_line(B!1, orthogonal_through_point(L!0, A!2)) | unorthogonal_lines(orthogonal_through_point(L!0, A!2), L!0) | unorthogonal_lines(orthogonal_through_point(L!0, B!1), L!0) | apart_point_and_line(B!1, orthogonal_through_point(L!0, B!1)))),
% 0.19/0.39      inference(rewrite,[status(thm)],[])).
% 0.19/0.39  tff(45,plain,
% 0.19/0.39      ((apart_point_and_line(B!1, orthogonal_through_point(L!0, B!1)) | unorthogonal_lines(orthogonal_through_point(L!0, B!1), L!0) | unorthogonal_lines(orthogonal_through_point(L!0, A!2), L!0) | apart_point_and_line(B!1, orthogonal_through_point(L!0, A!2)) | (~distinct_lines(orthogonal_through_point(L!0, A!2), orthogonal_through_point(L!0, B!1)))) <=> ((~distinct_lines(orthogonal_through_point(L!0, A!2), orthogonal_through_point(L!0, B!1))) | apart_point_and_line(B!1, orthogonal_through_point(L!0, A!2)) | unorthogonal_lines(orthogonal_through_point(L!0, A!2), L!0) | unorthogonal_lines(orthogonal_through_point(L!0, B!1), L!0) | apart_point_and_line(B!1, orthogonal_through_point(L!0, B!1)))),
% 0.19/0.39      inference(rewrite,[status(thm)],[])).
% 0.19/0.39  tff(46,plain,
% 0.19/0.39      (((~![A: $i, L: $i, M: $i, N: $i] : (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M)))) | (apart_point_and_line(B!1, orthogonal_through_point(L!0, B!1)) | unorthogonal_lines(orthogonal_through_point(L!0, B!1), L!0) | unorthogonal_lines(orthogonal_through_point(L!0, A!2), L!0) | apart_point_and_line(B!1, orthogonal_through_point(L!0, A!2)) | (~distinct_lines(orthogonal_through_point(L!0, A!2), orthogonal_through_point(L!0, B!1))))) <=> ((~![A: $i, L: $i, M: $i, N: $i] : (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M)))) | ((~distinct_lines(orthogonal_through_point(L!0, A!2), orthogonal_through_point(L!0, B!1))) | apart_point_and_line(B!1, orthogonal_through_point(L!0, A!2)) | unorthogonal_lines(orthogonal_through_point(L!0, A!2), L!0) | unorthogonal_lines(orthogonal_through_point(L!0, B!1), L!0) | apart_point_and_line(B!1, orthogonal_through_point(L!0, B!1))))),
% 0.19/0.39      inference(monotonicity,[status(thm)],[45])).
% 0.19/0.39  tff(47,plain,
% 0.19/0.39      (((~![A: $i, L: $i, M: $i, N: $i] : (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M)))) | (apart_point_and_line(B!1, orthogonal_through_point(L!0, B!1)) | unorthogonal_lines(orthogonal_through_point(L!0, B!1), L!0) | unorthogonal_lines(orthogonal_through_point(L!0, A!2), L!0) | apart_point_and_line(B!1, orthogonal_through_point(L!0, A!2)) | (~distinct_lines(orthogonal_through_point(L!0, A!2), orthogonal_through_point(L!0, B!1))))) <=> ((~![A: $i, L: $i, M: $i, N: $i] : (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M)))) | (~distinct_lines(orthogonal_through_point(L!0, A!2), orthogonal_through_point(L!0, B!1))) | apart_point_and_line(B!1, orthogonal_through_point(L!0, A!2)) | unorthogonal_lines(orthogonal_through_point(L!0, A!2), L!0) | unorthogonal_lines(orthogonal_through_point(L!0, B!1), L!0) | apart_point_and_line(B!1, orthogonal_through_point(L!0, B!1)))),
% 0.19/0.39      inference(transitivity,[status(thm)],[46, 44])).
% 0.19/0.39  tff(48,plain,
% 0.19/0.39      ((~![A: $i, L: $i, M: $i, N: $i] : (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M)))) | (apart_point_and_line(B!1, orthogonal_through_point(L!0, B!1)) | unorthogonal_lines(orthogonal_through_point(L!0, B!1), L!0) | unorthogonal_lines(orthogonal_through_point(L!0, A!2), L!0) | apart_point_and_line(B!1, orthogonal_through_point(L!0, A!2)) | (~distinct_lines(orthogonal_through_point(L!0, A!2), orthogonal_through_point(L!0, B!1))))),
% 0.19/0.39      inference(quant_inst,[status(thm)],[])).
% 0.19/0.39  tff(49,plain,
% 0.19/0.39      ((~![A: $i, L: $i, M: $i, N: $i] : (apart_point_and_line(A, M) | unorthogonal_lines(M, N) | unorthogonal_lines(L, N) | apart_point_and_line(A, L) | (~distinct_lines(L, M)))) | (~distinct_lines(orthogonal_through_point(L!0, A!2), orthogonal_through_point(L!0, B!1))) | apart_point_and_line(B!1, orthogonal_through_point(L!0, A!2)) | unorthogonal_lines(orthogonal_through_point(L!0, A!2), L!0) | unorthogonal_lines(orthogonal_through_point(L!0, B!1), L!0) | apart_point_and_line(B!1, orthogonal_through_point(L!0, B!1))),
% 0.19/0.39      inference(modus_ponens,[status(thm)],[48, 47])).
% 0.19/0.39  tff(50,plain,
% 0.19/0.39      ($false),
% 0.19/0.39      inference(unit_resolution,[status(thm)],[49, 43, 33, 32, 20, 18, 9])).
% 0.19/0.39  % SZS output end Proof
%------------------------------------------------------------------------------