TSTP Solution File: SET668+3 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : SET668+3 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %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  : 600s
% DateTime : Tue Jul 19 04:31:16 EDT 2022

% Result   : Theorem 0.74s 1.07s
% Output   : Refutation 0.74s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SET668+3 : TPTP v8.1.0. Released v2.2.0.
% 0.03/0.13  % Command  : tptp2X_and_run_prover9 %d %s
% 0.12/0.34  % Computer : n022.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 600
% 0.12/0.34  % DateTime : Sun Jul 10 10:48:10 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.42/1.00  ============================== Prover9 ===============================
% 0.42/1.00  Prover9 (32) version 2009-11A, November 2009.
% 0.42/1.00  Process 2343 was started by sandbox on n022.cluster.edu,
% 0.42/1.00  Sun Jul 10 10:48:11 2022
% 0.42/1.00  The command was "/export/starexec/sandbox/solver/bin/prover9 -t 300 -f /tmp/Prover9_2188_n022.cluster.edu".
% 0.42/1.00  ============================== end of head ===========================
% 0.42/1.00  
% 0.42/1.00  ============================== INPUT =================================
% 0.42/1.00  
% 0.42/1.00  % Reading from file /tmp/Prover9_2188_n022.cluster.edu
% 0.42/1.00  
% 0.42/1.00  set(prolog_style_variables).
% 0.42/1.00  set(auto2).
% 0.42/1.00      % set(auto2) -> set(auto).
% 0.42/1.00      % set(auto) -> set(auto_inference).
% 0.42/1.00      % set(auto) -> set(auto_setup).
% 0.42/1.00      % set(auto_setup) -> set(predicate_elim).
% 0.42/1.00      % set(auto_setup) -> assign(eq_defs, unfold).
% 0.42/1.00      % set(auto) -> set(auto_limits).
% 0.42/1.00      % set(auto_limits) -> assign(max_weight, "100.000").
% 0.42/1.00      % set(auto_limits) -> assign(sos_limit, 20000).
% 0.42/1.00      % set(auto) -> set(auto_denials).
% 0.42/1.00      % set(auto) -> set(auto_process).
% 0.42/1.00      % set(auto2) -> assign(new_constants, 1).
% 0.42/1.00      % set(auto2) -> assign(fold_denial_max, 3).
% 0.42/1.00      % set(auto2) -> assign(max_weight, "200.000").
% 0.42/1.00      % set(auto2) -> assign(max_hours, 1).
% 0.42/1.00      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.42/1.00      % set(auto2) -> assign(max_seconds, 0).
% 0.42/1.00      % set(auto2) -> assign(max_minutes, 5).
% 0.42/1.00      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.42/1.00      % set(auto2) -> set(sort_initial_sos).
% 0.42/1.00      % set(auto2) -> assign(sos_limit, -1).
% 0.42/1.00      % set(auto2) -> assign(lrs_ticks, 3000).
% 0.42/1.00      % set(auto2) -> assign(max_megs, 400).
% 0.42/1.00      % set(auto2) -> assign(stats, some).
% 0.42/1.00      % set(auto2) -> clear(echo_input).
% 0.42/1.00      % set(auto2) -> set(quiet).
% 0.42/1.00      % set(auto2) -> clear(print_initial_clauses).
% 0.42/1.00      % set(auto2) -> clear(print_given).
% 0.42/1.00  assign(lrs_ticks,-1).
% 0.42/1.00  assign(sos_limit,10000).
% 0.42/1.00  assign(order,kbo).
% 0.42/1.00  set(lex_order_vars).
% 0.42/1.00  clear(print_given).
% 0.42/1.00  
% 0.42/1.00  % formulas(sos).  % not echoed (33 formulas)
% 0.42/1.00  
% 0.42/1.00  ============================== end of input ==========================
% 0.42/1.00  
% 0.42/1.00  % From the command line: assign(max_seconds, 300).
% 0.42/1.00  
% 0.42/1.00  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.42/1.00  
% 0.42/1.00  % Formulas that are not ordinary clauses:
% 0.42/1.00  1 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (subset(B,C) & subset(C,B) -> B = C))))) # label(p1) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.00  2 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (all D (ilf_type(D,set_type) -> (all E (ilf_type(E,relation_type(B,C)) -> (subset(identity_relation_of(D),E) -> subset(D,domain(B,C,E)) & subset(D,range(B,C,E))))))))))) # label(p2) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.00  3 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (all D (ilf_type(D,set_type) -> (member(ordered_pair(C,D),identity_relation_of(B)) <-> member(C,B) & C = D))))))) # label(p3) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.00  4 (all B (ilf_type(B,set_type) -> ilf_type(identity_relation_of(B),binary_relation_type))) # label(p4) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.00  5 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (all D (ilf_type(D,subset_type(cross_product(B,C))) -> ilf_type(D,relation_type(B,C)))) & (all E (ilf_type(E,relation_type(B,C)) -> ilf_type(E,subset_type(cross_product(B,C))))))))) # label(p5) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  6 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (exists D ilf_type(D,relation_type(C,B))))))) # label(p6) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  7 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (subset(B,C) <-> (all D (ilf_type(D,set_type) -> (member(D,B) -> member(D,C))))))))) # label(p7) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  8 (all B (ilf_type(B,binary_relation_type) -> (all C (ilf_type(C,binary_relation_type) -> (subset(B,C) <-> (all D (ilf_type(D,set_type) -> (all E (ilf_type(E,set_type) -> (member(ordered_pair(D,E),B) -> member(ordered_pair(D,E),C))))))))))) # label(p8) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  9 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (B = C <-> subset(B,C) & subset(C,B)))))) # label(p9) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  10 (all B (ilf_type(B,binary_relation_type) -> ilf_type(domain_of(B),set_type))) # label(p10) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  11 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> ilf_type(cross_product(B,C),set_type))))) # label(p11) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  12 (all B (ilf_type(B,binary_relation_type) -> ilf_type(range_of(B),set_type))) # label(p12) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  13 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> ilf_type(ordered_pair(B,C),set_type))))) # label(p13) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  14 (all B (ilf_type(B,set_type) -> (ilf_type(B,binary_relation_type) <-> relation_like(B) & ilf_type(B,set_type)))) # label(p14) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  15 (exists B ilf_type(B,binary_relation_type)) # label(p15) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  16 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (ilf_type(C,subset_type(B)) <-> ilf_type(C,member_type(power_set(B)))))))) # label(p16) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  17 (all B (ilf_type(B,set_type) -> (exists C ilf_type(C,subset_type(B))))) # label(p17) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  18 (all B (ilf_type(B,set_type) -> subset(B,B))) # label(p18) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  19 (all B (ilf_type(B,binary_relation_type) -> subset(B,B))) # label(p19) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  20 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (member(B,power_set(C)) <-> (all D (ilf_type(D,set_type) -> (member(D,B) -> member(D,C))))))))) # label(p20) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  21 (all B (ilf_type(B,set_type) -> -empty(power_set(B)) & ilf_type(power_set(B),set_type))) # label(p21) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  22 (all B (ilf_type(B,set_type) -> (all C (-empty(C) & ilf_type(C,set_type) -> (ilf_type(B,member_type(C)) <-> member(B,C)))))) # label(p22) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  23 (all B (-empty(B) & ilf_type(B,set_type) -> (exists C ilf_type(C,member_type(B))))) # label(p23) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  24 (all B (ilf_type(B,set_type) -> (relation_like(B) <-> (all C (ilf_type(C,set_type) -> (member(C,B) -> (exists D (ilf_type(D,set_type) & (exists E (ilf_type(E,set_type) & C = ordered_pair(D,E))))))))))) # label(p24) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  25 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (all D (ilf_type(D,subset_type(cross_product(B,C))) -> relation_like(D))))))) # label(p25) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  26 (all B (ilf_type(B,set_type) -> (empty(B) <-> (all C (ilf_type(C,set_type) -> -member(C,B)))))) # label(p26) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  27 (all B (empty(B) & ilf_type(B,set_type) -> relation_like(B))) # label(p27) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  28 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (all D (ilf_type(D,relation_type(B,C)) -> domain(B,C,D) = domain_of(D))))))) # label(p28) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  29 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (all D (ilf_type(D,relation_type(B,C)) -> ilf_type(domain(B,C,D),subset_type(B)))))))) # label(p29) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  30 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (all D (ilf_type(D,relation_type(B,C)) -> range(B,C,D) = range_of(D))))))) # label(p30) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  31 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (all D (ilf_type(D,relation_type(B,C)) -> ilf_type(range(B,C,D),subset_type(C)))))))) # label(p31) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  32 (all B ilf_type(B,set_type)) # label(p32) # label(axiom) # label(non_clause).  [assumption].
% 0.42/1.01  33 -(all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (all D (ilf_type(D,relation_type(C,B)) -> (subset(identity_relation_of(C),D) -> C = domain(C,B,D) & subset(C,range(C,B,D))))))))) # label(prove_relset_1_31) # label(negated_conjecture) # label(non_clause).  [assumption].
% 0.42/1.01  
% 0.42/1.01  ============================== end of process non-clausal formulas ===
% 0.42/1.01  
% 0.42/1.01  ============================== PROCESS INITIAL CLAUSES ===============
% 0.42/1.01  
% 0.42/1.01  ============================== PREDICATE ELIMINATION =================
% 0.42/1.01  34 -ilf_type(A,set_type) | ilf_type(A,binary_relation_type) | -relation_like(A) # label(p14) # label(axiom).  [clausify(14)].
% 0.42/1.01  35 -empty(A) | -ilf_type(A,set_type) | relation_like(A) # label(p27) # label(axiom).  [clausify(27)].
% 0.42/1.01  36 -ilf_type(A,set_type) | -ilf_type(A,binary_relation_type) | relation_like(A) # label(p14) # label(axiom).  [clausify(14)].
% 0.42/1.01  Derived: -ilf_type(A,set_type) | ilf_type(A,binary_relation_type) | -empty(A) | -ilf_type(A,set_type).  [resolve(34,c,35,c)].
% 0.42/1.01  37 -ilf_type(A,set_type) | relation_like(A) | ilf_type(f10(A),set_type) # label(p24) # label(axiom).  [clausify(24)].
% 0.42/1.01  Derived: -ilf_type(A,set_type) | ilf_type(f10(A),set_type) | -ilf_type(A,set_type) | ilf_type(A,binary_relation_type).  [resolve(37,b,34,c)].
% 0.42/1.01  38 -ilf_type(A,set_type) | relation_like(A) | member(f10(A),A) # label(p24) # label(axiom).  [clausify(24)].
% 0.42/1.01  Derived: -ilf_type(A,set_type) | member(f10(A),A) | -ilf_type(A,set_type) | ilf_type(A,binary_relation_type).  [resolve(38,b,34,c)].
% 0.42/1.01  39 -ilf_type(A,set_type) | -ilf_type(B,set_type) | -ilf_type(C,subset_type(cross_product(A,B))) | relation_like(C) # label(p25) # label(axiom).  [clausify(25)].
% 0.42/1.01  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -ilf_type(C,subset_type(cross_product(A,B))) | -ilf_type(C,set_type) | ilf_type(C,binary_relation_type).  [resolve(39,d,34,c)].
% 0.42/1.01  40 -ilf_type(A,set_type) | -relation_like(A) | -ilf_type(B,set_type) | -member(B,A) | ilf_type(f8(A,B),set_type) # label(p24) # label(axiom).  [clausify(24)].
% 0.42/1.01  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -member(B,A) | ilf_type(f8(A,B),set_type) | -empty(A) | -ilf_type(A,set_type).  [resolve(40,b,35,c)].
% 0.42/1.01  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -member(B,A) | ilf_type(f8(A,B),set_type) | -ilf_type(A,set_type) | -ilf_type(A,binary_relation_type).  [resolve(40,b,36,c)].
% 0.42/1.01  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -member(B,A) | ilf_type(f8(A,B),set_type) | -ilf_type(A,set_type) | ilf_type(f10(A),set_type).  [resolve(40,b,37,b)].
% 0.42/1.01  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -member(B,A) | ilf_type(f8(A,B),set_type) | -ilf_type(A,set_type) | member(f10(A),A).  [resolve(40,b,38,b)].
% 0.42/1.01  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -member(B,A) | ilf_type(f8(A,B),set_type) | -ilf_type(C,set_type) | -ilf_type(D,set_type) | -ilf_type(A,subset_type(cross_product(C,D))).  [resolve(40,b,39,d)].
% 0.42/1.01  41 -ilf_type(A,set_type) | -relation_like(A) | -ilf_type(B,set_type) | -member(B,A) | ilf_type(f9(A,B),set_type) # label(p24) # label(axiom).  [clausify(24)].
% 0.42/1.01  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -member(B,A) | ilf_type(f9(A,B),set_type) | -empty(A) | -ilf_type(A,set_type).  [resolve(41,b,35,c)].
% 0.42/1.01  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -member(B,A) | ilf_type(f9(A,B),set_type) | -ilf_type(A,set_type) | -ilf_type(A,binary_relation_type).  [resolve(41,b,36,c)].
% 0.42/1.01  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -member(B,A) | ilf_type(f9(A,B),set_type) | -ilf_type(A,set_type) | ilf_type(f10(A),set_type).  [resolve(41,b,37,b)].
% 0.42/1.01  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -member(B,A) | ilf_type(f9(A,B),set_type) | -ilf_type(A,set_type) | member(f10(A),A).  [resolve(41,b,38,b)].
% 0.42/1.01  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -member(B,A) | ilf_type(f9(A,B),set_type) | -ilf_type(C,set_type) | -ilf_type(D,set_type) | -ilf_type(A,subset_type(cross_product(C,D))).  [resolve(41,b,39,d)].
% 0.42/1.01  42 -ilf_type(A,set_type) | relation_like(A) | -ilf_type(B,set_type) | -ilf_type(C,set_type) | ordered_pair(B,C) != f10(A) # label(p24) # label(axiom).  [clausify(24)].
% 0.42/1.01  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -ilf_type(C,set_type) | ordered_pair(B,C) != f10(A) | -ilf_type(A,set_type) | ilf_type(A,binary_relation_type).  [resolve(42,b,34,c)].
% 0.74/1.07  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -ilf_type(C,set_type) | ordered_pair(B,C) != f10(A) | -ilf_type(A,set_type) | -ilf_type(D,set_type) | -member(D,A) | ilf_type(f8(A,D),set_type).  [resolve(42,b,40,b)].
% 0.74/1.07  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -ilf_type(C,set_type) | ordered_pair(B,C) != f10(A) | -ilf_type(A,set_type) | -ilf_type(D,set_type) | -member(D,A) | ilf_type(f9(A,D),set_type).  [resolve(42,b,41,b)].
% 0.74/1.07  43 -ilf_type(A,set_type) | -relation_like(A) | -ilf_type(B,set_type) | -member(B,A) | ordered_pair(f8(A,B),f9(A,B)) = B # label(p24) # label(axiom).  [clausify(24)].
% 0.74/1.07  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -member(B,A) | ordered_pair(f8(A,B),f9(A,B)) = B | -empty(A) | -ilf_type(A,set_type).  [resolve(43,b,35,c)].
% 0.74/1.07  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -member(B,A) | ordered_pair(f8(A,B),f9(A,B)) = B | -ilf_type(A,set_type) | -ilf_type(A,binary_relation_type).  [resolve(43,b,36,c)].
% 0.74/1.07  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -member(B,A) | ordered_pair(f8(A,B),f9(A,B)) = B | -ilf_type(A,set_type) | ilf_type(f10(A),set_type).  [resolve(43,b,37,b)].
% 0.74/1.07  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -member(B,A) | ordered_pair(f8(A,B),f9(A,B)) = B | -ilf_type(A,set_type) | member(f10(A),A).  [resolve(43,b,38,b)].
% 0.74/1.07  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -member(B,A) | ordered_pair(f8(A,B),f9(A,B)) = B | -ilf_type(C,set_type) | -ilf_type(D,set_type) | -ilf_type(A,subset_type(cross_product(C,D))).  [resolve(43,b,39,d)].
% 0.74/1.07  Derived: -ilf_type(A,set_type) | -ilf_type(B,set_type) | -member(B,A) | ordered_pair(f8(A,B),f9(A,B)) = B | -ilf_type(A,set_type) | -ilf_type(C,set_type) | -ilf_type(D,set_type) | ordered_pair(C,D) != f10(A).  [resolve(43,b,42,b)].
% 0.74/1.07  
% 0.74/1.07  ============================== end predicate elimination =============
% 0.74/1.07  
% 0.74/1.07  Auto_denials:  (non-Horn, no changes).
% 0.74/1.07  
% 0.74/1.07  Term ordering decisions:
% 0.74/1.07  Function symbol KB weights:  set_type=1. binary_relation_type=1. c1=1. c2=1. c3=1. c4=1. ordered_pair=1. relation_type=1. cross_product=1. f1=1. f2=1. f3=1. f4=1. f6=1. f8=1. f9=1. subset_type=1. identity_relation_of=1. power_set=1. member_type=1. domain_of=1. range_of=1. f5=1. f7=1. f10=1. f11=1. domain=1. range=1.
% 0.74/1.07  
% 0.74/1.07  ============================== end of process initial clauses ========
% 0.74/1.07  
% 0.74/1.07  ============================== CLAUSES FOR SEARCH ====================
% 0.74/1.07  
% 0.74/1.07  ============================== end of clauses for search =============
% 0.74/1.07  
% 0.74/1.07  ============================== SEARCH ================================
% 0.74/1.07  
% 0.74/1.07  % Starting search at 0.03 seconds.
% 0.74/1.07  
% 0.74/1.07  ============================== PROOF =================================
% 0.74/1.07  % SZS status Theorem
% 0.74/1.07  % SZS output start Refutation
% 0.74/1.07  
% 0.74/1.07  % Proof 1 at 0.08 (+ 0.00) seconds.
% 0.74/1.07  % Length of proof is 60.
% 0.74/1.07  % Level of proof is 9.
% 0.74/1.07  % Maximum clause weight is 15.000.
% 0.74/1.07  % Given clauses 183.
% 0.74/1.07  
% 0.74/1.07  1 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (subset(B,C) & subset(C,B) -> B = C))))) # label(p1) # label(axiom) # label(non_clause).  [assumption].
% 0.74/1.07  2 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (all D (ilf_type(D,set_type) -> (all E (ilf_type(E,relation_type(B,C)) -> (subset(identity_relation_of(D),E) -> subset(D,domain(B,C,E)) & subset(D,range(B,C,E))))))))))) # label(p2) # label(axiom) # label(non_clause).  [assumption].
% 0.74/1.07  7 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (subset(B,C) <-> (all D (ilf_type(D,set_type) -> (member(D,B) -> member(D,C))))))))) # label(p7) # label(axiom) # label(non_clause).  [assumption].
% 0.74/1.07  16 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (ilf_type(C,subset_type(B)) <-> ilf_type(C,member_type(power_set(B)))))))) # label(p16) # label(axiom) # label(non_clause).  [assumption].
% 0.74/1.07  20 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (member(B,power_set(C)) <-> (all D (ilf_type(D,set_type) -> (member(D,B) -> member(D,C))))))))) # label(p20) # label(axiom) # label(non_clause).  [assumption].
% 0.74/1.07  21 (all B (ilf_type(B,set_type) -> -empty(power_set(B)) & ilf_type(power_set(B),set_type))) # label(p21) # label(axiom) # label(non_clause).  [assumption].
% 0.74/1.07  22 (all B (ilf_type(B,set_type) -> (all C (-empty(C) & ilf_type(C,set_type) -> (ilf_type(B,member_type(C)) <-> member(B,C)))))) # label(p22) # label(axiom) # label(non_clause).  [assumption].
% 0.74/1.07  28 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (all D (ilf_type(D,relation_type(B,C)) -> domain(B,C,D) = domain_of(D))))))) # label(p28) # label(axiom) # label(non_clause).  [assumption].
% 0.74/1.07  29 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (all D (ilf_type(D,relation_type(B,C)) -> ilf_type(domain(B,C,D),subset_type(B)))))))) # label(p29) # label(axiom) # label(non_clause).  [assumption].
% 0.74/1.07  30 (all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (all D (ilf_type(D,relation_type(B,C)) -> range(B,C,D) = range_of(D))))))) # label(p30) # label(axiom) # label(non_clause).  [assumption].
% 0.74/1.07  32 (all B ilf_type(B,set_type)) # label(p32) # label(axiom) # label(non_clause).  [assumption].
% 0.74/1.07  33 -(all B (ilf_type(B,set_type) -> (all C (ilf_type(C,set_type) -> (all D (ilf_type(D,relation_type(C,B)) -> (subset(identity_relation_of(C),D) -> C = domain(C,B,D) & subset(C,range(C,B,D))))))))) # label(prove_relset_1_31) # label(negated_conjecture) # label(non_clause).  [assumption].
% 0.74/1.07  45 ilf_type(A,set_type) # label(p32) # label(axiom).  [clausify(32)].
% 0.74/1.07  46 subset(identity_relation_of(c3),c4) # label(prove_relset_1_31) # label(negated_conjecture).  [clausify(33)].
% 0.74/1.07  47 ilf_type(c4,relation_type(c3,c2)) # label(prove_relset_1_31) # label(negated_conjecture).  [clausify(33)].
% 0.74/1.07  48 -ilf_type(A,set_type) | -empty(power_set(A)) # label(p21) # label(axiom).  [clausify(21)].
% 0.74/1.07  49 -empty(power_set(A)).  [copy(48),unit_del(a,45)].
% 0.74/1.07  52 domain(c3,c2,c4) != c3 | -subset(c3,range(c3,c2,c4)) # label(prove_relset_1_31) # label(negated_conjecture).  [clausify(33)].
% 0.74/1.07  74 -ilf_type(A,set_type) | -ilf_type(B,set_type) | subset(A,B) | member(f2(A,B),A) # label(p7) # label(axiom).  [clausify(7)].
% 0.74/1.07  75 subset(A,B) | member(f2(A,B),A).  [copy(74),unit_del(a,45),unit_del(b,45)].
% 0.74/1.07  76 -ilf_type(A,set_type) | -ilf_type(B,set_type) | subset(A,B) | -member(f2(A,B),B) # label(p7) # label(axiom).  [clausify(7)].
% 0.74/1.07  77 subset(A,B) | -member(f2(A,B),B).  [copy(76),unit_del(a,45),unit_del(b,45)].
% 0.74/1.07  78 -ilf_type(A,set_type) | -ilf_type(B,set_type) | -subset(A,B) | -subset(B,A) | B = A # label(p1) # label(axiom).  [clausify(1)].
% 0.74/1.07  79 -subset(A,B) | -subset(B,A) | B = A.  [copy(78),unit_del(a,45),unit_del(b,45)].
% 0.74/1.07  81 -ilf_type(A,set_type) | -ilf_type(B,set_type) | -ilf_type(B,subset_type(A)) | ilf_type(B,member_type(power_set(A))) # label(p16) # label(axiom).  [clausify(16)].
% 0.74/1.07  82 -ilf_type(A,subset_type(B)) | ilf_type(A,member_type(power_set(B))).  [copy(81),unit_del(a,45),unit_del(b,45)].
% 0.74/1.07  90 -ilf_type(A,set_type) | empty(B) | -ilf_type(B,set_type) | -ilf_type(A,member_type(B)) | member(A,B) # label(p22) # label(axiom).  [clausify(22)].
% 0.74/1.07  91 empty(A) | -ilf_type(B,member_type(A)) | member(B,A).  [copy(90),unit_del(a,45),unit_del(c,45)].
% 0.74/1.07  106 -ilf_type(A,set_type) | -ilf_type(B,set_type) | -ilf_type(C,relation_type(A,B)) | domain_of(C) = domain(A,B,C) # label(p28) # label(axiom).  [clausify(28)].
% 0.74/1.07  107 -ilf_type(A,relation_type(B,C)) | domain(B,C,A) = domain_of(A).  [copy(106),flip(d),unit_del(a,45),unit_del(b,45)].
% 0.74/1.07  108 -ilf_type(A,set_type) | -ilf_type(B,set_type) | -ilf_type(C,relation_type(A,B)) | ilf_type(domain(A,B,C),subset_type(A)) # label(p29) # label(axiom).  [clausify(29)].
% 0.74/1.07  109 -ilf_type(A,relation_type(B,C)) | ilf_type(domain(B,C,A),subset_type(B)).  [copy(108),unit_del(a,45),unit_del(b,45)].
% 0.74/1.07  110 -ilf_type(A,set_type) | -ilf_type(B,set_type) | -ilf_type(C,relation_type(A,B)) | range_of(C) = range(A,B,C) # label(p30) # label(axiom).  [clausify(30)].
% 0.74/1.07  111 -ilf_type(A,relation_type(B,C)) | range(B,C,A) = range_of(A).  [copy(110),flip(d),unit_del(a,45),unit_del(b,45)].
% 0.74/1.07  114 -ilf_type(A,set_type) | -ilf_type(B,set_type) | -member(A,power_set(B)) | -ilf_type(C,set_type) | -member(C,A) | member(C,B) # label(p20) # label(axiom).  [clausify(20)].
% 0.74/1.07  115 -member(A,power_set(B)) | -member(C,A) | member(C,B).  [copy(114),unit_del(a,45),unit_del(b,45),unit_del(d,45)].
% 0.74/1.07  118 -ilf_type(A,set_type) | -ilf_type(B,set_type) | -ilf_type(C,set_type) | -ilf_type(D,relation_type(A,B)) | -subset(identity_relation_of(C),D) | subset(C,domain(A,B,D)) # label(p2) # label(axiom).  [clausify(2)].
% 0.74/1.07  119 -ilf_type(A,relation_type(B,C)) | -subset(identity_relation_of(D),A) | subset(D,domain(B,C,A)).  [copy(118),unit_del(a,45),unit_del(b,45),unit_del(c,45)].
% 0.74/1.07  120 -ilf_type(A,set_type) | -ilf_type(B,set_type) | -ilf_type(C,set_type) | -ilf_type(D,relation_type(A,B)) | -subset(identity_relation_of(C),D) | subset(C,range(A,B,D)) # label(p2) # label(axiom).  [clausify(2)].
% 0.74/1.07  121 -ilf_type(A,relation_type(B,C)) | -subset(identity_relation_of(D),A) | subset(D,range(B,C,A)).  [copy(120),unit_del(a,45),unit_del(b,45),unit_del(c,45)].
% 0.74/1.07  158 -subset(A,B) | B = A | member(f2(B,A),B).  [resolve(79,b,75,a)].
% 0.74/1.07  176 domain(c3,c2,c4) = domain_of(c4).  [resolve(107,a,47,a)].
% 0.74/1.07  178 domain_of(c4) != c3 | -subset(c3,range(c3,c2,c4)).  [back_rewrite(52),rewrite([176(4)])].
% 0.74/1.07  180 ilf_type(domain_of(c4),subset_type(c3)).  [resolve(109,a,47,a),rewrite([176(4)])].
% 0.74/1.07  182 range(c3,c2,c4) = range_of(c4).  [resolve(111,a,47,a)].
% 0.74/1.07  183 domain_of(c4) != c3 | -subset(c3,range_of(c4)).  [back_rewrite(178),rewrite([182(9)])].
% 0.74/1.07  196 -ilf_type(c4,relation_type(A,B)) | subset(c3,domain(A,B,c4)).  [resolve(119,b,46,a)].
% 0.74/1.07  199 -ilf_type(c4,relation_type(A,B)) | subset(c3,range(A,B,c4)).  [resolve(121,b,46,a)].
% 0.74/1.07  222 ilf_type(domain_of(c4),member_type(power_set(c3))).  [resolve(180,a,82,a)].
% 0.74/1.07  265 member(domain_of(c4),power_set(c3)).  [resolve(222,a,91,b),unit_del(a,49)].
% 0.74/1.07  272 -member(A,domain_of(c4)) | member(A,c3).  [resolve(265,a,115,a)].
% 0.74/1.07  707 subset(c3,domain_of(c4)).  [resolve(196,a,47,a),rewrite([176(5)])].
% 0.74/1.07  708 domain_of(c4) = c3 | member(f2(domain_of(c4),c3),domain_of(c4)).  [resolve(707,a,158,a)].
% 0.74/1.07  710 -subset(domain_of(c4),c3) | domain_of(c4) = c3.  [resolve(707,a,79,b),flip(b)].
% 0.74/1.07  768 subset(c3,range_of(c4)).  [resolve(199,a,47,a),rewrite([182(5)])].
% 0.74/1.08  769 domain_of(c4) != c3.  [back_unit_del(183),unit_del(b,768)].
% 0.74/1.08  770 -subset(domain_of(c4),c3).  [back_unit_del(710),unit_del(b,769)].
% 0.74/1.08  771 member(f2(domain_of(c4),c3),domain_of(c4)).  [back_unit_del(708),unit_del(a,769)].
% 0.74/1.08  774 -member(f2(domain_of(c4),c3),c3).  [ur(77,a,770,a)].
% 0.74/1.08  779 $F.  [ur(272,b,774,a),unit_del(a,771)].
% 0.74/1.08  
% 0.74/1.08  % SZS output end Refutation
% 0.74/1.08  ============================== end of proof ==========================
% 0.74/1.08  
% 0.74/1.08  ============================== STATISTICS ============================
% 0.74/1.08  
% 0.74/1.08  Given=183. Generated=876. Kept=672. proofs=1.
% 0.74/1.08  Usable=179. Sos=461. Demods=12. Limbo=4, Disabled=115. Hints=0.
% 0.74/1.08  Megabytes=1.22.
% 0.74/1.08  User_CPU=0.08, System_CPU=0.00, Wall_clock=0.
% 0.74/1.08  
% 0.74/1.08  ============================== end of statistics =====================
% 0.74/1.08  
% 0.74/1.08  ============================== end of search =========================
% 0.74/1.08  
% 0.74/1.08  THEOREM PROVED
% 0.74/1.08  % SZS status Theorem
% 0.74/1.08  
% 0.74/1.08  Exiting with 1 proof.
% 0.74/1.08  
% 0.74/1.08  Process 2343 exit (max_proofs) Sun Jul 10 10:48:11 2022
% 0.74/1.08  Prover9 interrupted
%------------------------------------------------------------------------------