TSTP Solution File: SEU305+1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : SEU305+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n028.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 13:30:49 EDT 2022

% Result   : Theorem 1.28s 1.55s
% Output   : Refutation 1.28s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem  : SEU305+1 : TPTP v8.1.0. Released v3.3.0.
% 0.03/0.12  % Command  : tptp2X_and_run_prover9 %d %s
% 0.12/0.33  % Computer : n028.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  : 600
% 0.12/0.33  % DateTime : Sat Jun 18 19:17:44 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.41/0.99  ============================== Prover9 ===============================
% 0.41/0.99  Prover9 (32) version 2009-11A, November 2009.
% 0.41/0.99  Process 3976 was started by sandbox2 on n028.cluster.edu,
% 0.41/0.99  Sat Jun 18 19:17:45 2022
% 0.41/0.99  The command was "/export/starexec/sandbox2/solver/bin/prover9 -t 300 -f /tmp/Prover9_3823_n028.cluster.edu".
% 0.41/0.99  ============================== end of head ===========================
% 0.41/0.99  
% 0.41/0.99  ============================== INPUT =================================
% 0.41/0.99  
% 0.41/0.99  % Reading from file /tmp/Prover9_3823_n028.cluster.edu
% 0.41/0.99  
% 0.41/0.99  set(prolog_style_variables).
% 0.41/0.99  set(auto2).
% 0.41/0.99      % set(auto2) -> set(auto).
% 0.41/0.99      % set(auto) -> set(auto_inference).
% 0.41/0.99      % set(auto) -> set(auto_setup).
% 0.41/0.99      % set(auto_setup) -> set(predicate_elim).
% 0.41/0.99      % set(auto_setup) -> assign(eq_defs, unfold).
% 0.41/0.99      % set(auto) -> set(auto_limits).
% 0.41/0.99      % set(auto_limits) -> assign(max_weight, "100.000").
% 0.41/0.99      % set(auto_limits) -> assign(sos_limit, 20000).
% 0.41/0.99      % set(auto) -> set(auto_denials).
% 0.41/0.99      % set(auto) -> set(auto_process).
% 0.41/0.99      % set(auto2) -> assign(new_constants, 1).
% 0.41/0.99      % set(auto2) -> assign(fold_denial_max, 3).
% 0.41/0.99      % set(auto2) -> assign(max_weight, "200.000").
% 0.41/0.99      % set(auto2) -> assign(max_hours, 1).
% 0.41/0.99      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.41/0.99      % set(auto2) -> assign(max_seconds, 0).
% 0.41/0.99      % set(auto2) -> assign(max_minutes, 5).
% 0.41/0.99      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.41/0.99      % set(auto2) -> set(sort_initial_sos).
% 0.41/0.99      % set(auto2) -> assign(sos_limit, -1).
% 0.41/0.99      % set(auto2) -> assign(lrs_ticks, 3000).
% 0.41/0.99      % set(auto2) -> assign(max_megs, 400).
% 0.41/0.99      % set(auto2) -> assign(stats, some).
% 0.41/0.99      % set(auto2) -> clear(echo_input).
% 0.41/0.99      % set(auto2) -> set(quiet).
% 0.41/0.99      % set(auto2) -> clear(print_initial_clauses).
% 0.41/0.99      % set(auto2) -> clear(print_given).
% 0.41/0.99  assign(lrs_ticks,-1).
% 0.41/0.99  assign(sos_limit,10000).
% 0.41/0.99  assign(order,kbo).
% 0.41/0.99  set(lex_order_vars).
% 0.41/0.99  clear(print_given).
% 0.41/0.99  
% 0.41/0.99  % formulas(sos).  % not echoed (42 formulas)
% 0.41/0.99  
% 0.41/0.99  ============================== end of input ==========================
% 0.41/0.99  
% 0.41/0.99  % From the command line: assign(max_seconds, 300).
% 0.41/0.99  
% 0.41/0.99  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.41/0.99  
% 0.41/0.99  % Formulas that are not ordinary clauses:
% 0.41/0.99  1 (all A all B (in(A,B) -> -in(B,A))) # label(antisymmetry_r2_hidden) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  2 (all A (preboolean(A) -> cup_closed(A) & diff_closed(A))) # label(cc1_finsub_1) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  3 (all A (cup_closed(A) & diff_closed(A) -> preboolean(A))) # label(cc2_finsub_1) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  4 (all A all B all C (-empty_carrier(A) & join_commutative(A) & join_semilatt_str(A) & element(B,the_carrier(A)) & element(C,the_carrier(A)) -> join_commut(A,B,C) = join_commut(A,C,B))) # label(commutativity_k3_lattices) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  5 (all A (-empty_carrier(A) & join_semilatt_str(A) -> (all B (element(B,the_carrier(A)) -> (all C (element(C,the_carrier(A)) -> join(A,B,C) = apply_binary_as_element(the_carrier(A),the_carrier(A),the_carrier(A),the_L_join(A),B,C))))))) # label(d1_lattices) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  6 (all A (-empty_carrier(A) & join_semilatt_str(A) -> (all B (element(B,the_carrier(A)) -> (all C (element(C,the_carrier(A)) -> (below(A,B,C) <-> join(A,B,C) = C))))))) # label(d3_lattices) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  7 $T # label(dt_k1_binop_1) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  8 (all A all B all C (-empty_carrier(A) & join_semilatt_str(A) & element(B,the_carrier(A)) & element(C,the_carrier(A)) -> element(join(A,B,C),the_carrier(A)))) # label(dt_k1_lattices) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  9 $T # label(dt_k1_xboole_0) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  10 $T # label(dt_k1_zfmisc_1) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  11 (all A all B all C all D all E all F (-empty(A) & -empty(B) & function(D) & quasi_total(D,cartesian_product2(A,B),C) & relation_of2(D,cartesian_product2(A,B),C) & element(E,A) & element(F,B) -> element(apply_binary_as_element(A,B,C,D,E,F),C))) # label(dt_k2_binop_1) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  12 $T # label(dt_k2_zfmisc_1) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  13 (all A all B all C (-empty_carrier(A) & join_commutative(A) & join_semilatt_str(A) & element(B,the_carrier(A)) & element(C,the_carrier(A)) -> element(join_commut(A,B,C),the_carrier(A)))) # label(dt_k3_lattices) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  14 $T # label(dt_l1_struct_0) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  15 (all A (join_semilatt_str(A) -> one_sorted_str(A))) # label(dt_l2_lattices) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  16 $T # label(dt_m1_relset_1) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  17 $T # label(dt_m1_subset_1) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  18 (all A all B all C (relation_of2_as_subset(C,A,B) -> element(C,powerset(cartesian_product2(A,B))))) # label(dt_m2_relset_1) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  19 $T # label(dt_u1_struct_0) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  20 (all A (join_semilatt_str(A) -> function(the_L_join(A)) & quasi_total(the_L_join(A),cartesian_product2(the_carrier(A),the_carrier(A)),the_carrier(A)) & relation_of2_as_subset(the_L_join(A),cartesian_product2(the_carrier(A),the_carrier(A)),the_carrier(A)))) # label(dt_u2_lattices) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  21 (exists A one_sorted_str(A)) # label(existence_l1_struct_0) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  22 (exists A join_semilatt_str(A)) # label(existence_l2_lattices) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  23 (all A all B exists C relation_of2(C,A,B)) # label(existence_m1_relset_1) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  24 (all A exists B element(B,A)) # label(existence_m1_subset_1) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  25 (all A all B exists C relation_of2_as_subset(C,A,B)) # label(existence_m2_relset_1) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  26 (all A (-empty(powerset(A)) & cup_closed(powerset(A)) & diff_closed(powerset(A)) & preboolean(powerset(A)))) # label(fc1_finsub_1) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  27 (all A (-empty_carrier(A) & one_sorted_str(A) -> -empty(the_carrier(A)))) # label(fc1_struct_0) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  28 (exists A (one_sorted_str(A) & -empty_carrier(A))) # label(rc3_struct_0) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  29 (all A (-empty_carrier(A) & one_sorted_str(A) -> (exists B (element(B,powerset(the_carrier(A))) & -empty(B))))) # label(rc5_struct_0) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  30 (all A all B all C all D all E all F (-empty(A) & -empty(B) & function(D) & quasi_total(D,cartesian_product2(A,B),C) & relation_of2(D,cartesian_product2(A,B),C) & element(E,A) & element(F,B) -> apply_binary_as_element(A,B,C,D,E,F) = apply_binary(D,E,F))) # label(redefinition_k2_binop_1) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  31 (all A all B all C (-empty_carrier(A) & join_commutative(A) & join_semilatt_str(A) & element(B,the_carrier(A)) & element(C,the_carrier(A)) -> join_commut(A,B,C) = join(A,B,C))) # label(redefinition_k3_lattices) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  32 (all A all B all C (relation_of2_as_subset(C,A,B) <-> relation_of2(C,A,B))) # label(redefinition_m2_relset_1) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  33 (all A all B subset(A,A)) # label(reflexivity_r1_tarski) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  34 (all A all B (in(A,B) -> element(A,B))) # label(t1_subset) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  35 (all A all B (element(A,B) -> empty(B) | in(A,B))) # label(t2_subset) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  36 (all A all B (element(A,powerset(B)) <-> subset(A,B))) # label(t3_subset) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  37 (all A all B all C (in(A,B) & element(B,powerset(C)) -> element(A,C))) # label(t4_subset) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  38 (all A all B all C -(in(A,B) & element(B,powerset(C)) & empty(C))) # label(t5_subset) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  39 (all A (empty(A) -> A = empty_set)) # label(t6_boole) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  40 (all A all B -(in(A,B) & empty(B))) # label(t7_boole) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  41 (all A all B -(empty(A) & A != B & empty(B))) # label(t8_boole) # label(axiom) # label(non_clause).  [assumption].
% 0.41/0.99  42 -(all A (-empty_carrier(A) & join_commutative(A) & join_semilatt_str(A) -> (all B (element(B,the_carrier(A)) -> (all C (element(C,the_carrier(A)) -> (below(A,B,C) & below(A,C,B) -> B = C))))))) # label(t26_lattices) # label(negated_conjecture) # label(non_clause).  [assumption].
% 0.41/0.99  
% 0.41/0.99  ============================== end of process non-clausal formulas ===
% 0.41/0.99  
% 0.41/0.99  ============================== PROCESS INITIAL CLAUSES ===============
% 0.41/0.99  
% 0.41/0.99  ============================== PREDICATE ELIMINATION =================
% 0.41/0.99  43 empty_carrier(A) | -one_sorted_str(A) | -empty(the_carrier(A)) # label(fc1_struct_0) # label(axiom).  [clausify(27)].
% 0.41/0.99  44 one_sorted_str(c1) # label(existence_l1_struct_0) # label(axiom).  [clausify(21)].
% 0.41/0.99  45 one_sorted_str(c3) # label(rc3_struct_0) # label(axiom).  [clausify(28)].
% 0.41/0.99  46 -join_semilatt_str(A) | one_sorted_str(A) # label(dt_l2_lattices) # label(axiom).  [clausify(15)].
% 0.41/0.99  Derived: empty_carrier(c1) | -empty(the_carrier(c1)).  [resolve(43,b,44,a)].
% 0.41/0.99  Derived: empty_carrier(c3) | -empty(the_carrier(c3)).  [resolve(43,b,45,a)].
% 0.41/0.99  Derived: empty_carrier(A) | -empty(the_carrier(A)) | -join_semilatt_str(A).  [resolve(43,b,46,b)].
% 0.41/0.99  47 empty_carrier(A) | -one_sorted_str(A) | -empty(f4(A)) # label(rc5_struct_0) # label(axiom).  [clausify(29)].
% 0.41/0.99  Derived: empty_carrier(c1) | -empty(f4(c1)).  [resolve(47,b,44,a)].
% 0.41/0.99  Derived: empty_carrier(c3) | -empty(f4(c3)).  [resolve(47,b,45,a)].
% 0.41/0.99  Derived: empty_carrier(A) | -empty(f4(A)) | -join_semilatt_str(A).  [resolve(47,b,46,b)].
% 0.41/0.99  48 empty_carrier(A) | -one_sorted_str(A) | element(f4(A),powerset(the_carrier(A))) # label(rc5_struct_0) # label(axiom).  [clausify(29)].
% 0.41/0.99  Derived: empty_carrier(c1) | element(f4(c1),powerset(the_carrier(c1))).  [resolve(48,b,44,a)].
% 0.41/0.99  Derived: empty_carrier(c3) | element(f4(c3),powerset(the_carrier(c3))).  [resolve(48,b,45,a)].
% 0.41/0.99  Derived: empty_carrier(A) | element(f4(A),powerset(the_carrier(A))) | -join_semilatt_str(A).  [resolve(48,b,46,b)].
% 0.41/0.99  49 -join_semilatt_str(A) | function(the_L_join(A)) # label(dt_u2_lattices) # label(axiom).  [clausify(20)].
% 0.41/0.99  50 join_semilatt_str(c2) # label(existence_l2_lattices) # label(axiom).  [clausify(22)].
% 0.41/0.99  51 join_semilatt_str(c4) # label(t26_lattices) # label(negated_conjecture).  [clausify(42)].
% 0.41/0.99  Derived: function(the_L_join(c2)).  [resolve(49,a,50,a)].
% 0.41/0.99  Derived: function(the_L_join(c4)).  [resolve(49,a,51,a)].
% 0.41/0.99  52 -join_semilatt_str(A) | quasi_total(the_L_join(A),cartesian_product2(the_carrier(A),the_carrier(A)),the_carrier(A)) # label(dt_u2_lattices) # label(axiom).  [clausify(20)].
% 0.41/0.99  Derived: quasi_total(the_L_join(c2),cartesian_product2(the_carrier(c2),the_carrier(c2)),the_carrier(c2)).  [resolve(52,a,50,a)].
% 0.41/0.99  Derived: quasi_total(the_L_join(c4),cartesian_product2(the_carrier(c4),the_carrier(c4)),the_carrier(c4)).  [resolve(52,a,51,a)].
% 0.41/0.99  53 -join_semilatt_str(A) | relation_of2_as_subset(the_L_join(A),cartesian_product2(the_carrier(A),the_carrier(A)),the_carrier(A)) # label(dt_u2_lattices) # label(axiom).  [clausify(20)].
% 0.41/0.99  Derived: relation_of2_as_subset(the_L_join(c2),cartesian_product2(the_carrier(c2),the_carrier(c2)),the_carrier(c2)).  [resolve(53,a,50,a)].
% 0.41/0.99  Derived: relation_of2_as_subset(the_L_join(c4),cartesian_product2(the_carrier(c4),the_carrier(c4)),the_carrier(c4)).  [resolve(53,a,51,a)].
% 0.41/0.99  54 empty_carrier(A) | -join_semilatt_str(A) | -element(B,the_carrier(A)) | -element(C,the_carrier(A)) | element(join(A,B,C),the_carrier(A)) # label(dt_k1_lattices) # label(axiom).  [clausify(8)].
% 0.41/0.99  Derived: empty_carrier(c2) | -element(A,the_carrier(c2)) | -element(B,the_carrier(c2)) | element(join(c2,A,B),the_carrier(c2)).  [resolve(54,b,50,a)].
% 0.41/0.99  Derived: empty_carrier(c4) | -element(A,the_carrier(c4)) | -element(B,the_carrier(c4)) | element(join(c4,A,B),the_carrier(c4)).  [resolve(54,b,51,a)].
% 0.41/0.99  55 empty_carrier(A) | -join_commutative(A) | -join_semilatt_str(A) | -element(B,the_carrier(A)) | -element(C,the_carrier(A)) | element(join_commut(A,B,C),the_carrier(A)) # label(dt_k3_lattices) # label(axiom).  [clausify(13)].
% 0.41/0.99  Derived: empty_carrier(c2) | -join_commutative(c2) | -element(A,the_carrier(c2)) | -element(B,the_carrier(c2)) | element(join_commut(c2,A,B),the_carrier(c2)).  [resolve(55,c,50,a)].
% 0.41/0.99  Derived: empty_carrier(c4) | -join_commutative(c4) | -element(A,the_carrier(c4)) | -element(B,the_carrier(c4)) | element(join_commut(c4,A,B),the_carrier(c4)).  [resolve(55,c,51,a)].
% 0.41/0.99  56 empty_carrier(A) | -join_semilatt_str(A) | -element(B,the_carrier(A)) | -element(C,the_carrier(A)) | -below(A,B,C) | join(A,B,C) = C # label(d3_lattices) # label(axiom).  [clausify(6)].
% 0.41/0.99  Derived: empty_carrier(c2) | -element(A,the_carrier(c2)) | -element(B,the_carrier(c2)) | -below(c2,A,B) | join(c2,A,B) = B.  [resolve(56,b,50,a)].
% 0.41/0.99  Derived: empty_carrier(c4) | -element(A,the_carrier(c4)) | -element(B,the_carrier(c4)) | -below(c4,A,B) | join(c4,A,B) = B.  [resolve(56,b,51,a)].
% 0.41/0.99  57 empty_carrier(A) | -join_semilatt_str(A) | -element(B,the_carrier(A)) | -element(C,the_carrier(A)) | below(A,B,C) | join(A,B,C) != C # label(d3_lattices) # label(axiom).  [clausify(6)].
% 0.41/0.99  Derived: empty_carrier(c2) | -element(A,the_carrier(c2)) | -element(B,the_carrier(c2)) | below(c2,A,B) | join(c2,A,B) != B.  [resolve(57,b,50,a)].
% 0.41/0.99  Derived: empty_carrier(c4) | -element(A,the_carrier(c4)) | -element(B,the_carrier(c4)) | below(c4,A,B) | join(c4,A,B) != B.  [resolve(57,b,51,a)].
% 0.41/0.99  58 empty_carrier(A) | -join_commutative(A) | -join_semilatt_str(A) | -element(B,the_carrier(A)) | -element(C,the_carrier(A)) | join_commut(A,C,B) = join_commut(A,B,C) # label(commutativity_k3_lattices) # label(axiom).  [clausify(4)].
% 0.41/0.99  Derived: empty_carrier(c2) | -join_commutative(c2) | -element(A,the_carrier(c2)) | -element(B,the_carrier(c2)) | join_commut(c2,B,A) = join_commut(c2,A,B).  [resolve(58,c,50,a)].
% 0.41/0.99  Derived: empty_carrier(c4) | -join_commutative(c4) | -element(A,the_carrier(c4)) | -element(B,the_carrier(c4)) | join_commut(c4,B,A) = join_commut(c4,A,B).  [resolve(58,c,51,a)].
% 0.41/0.99  59 empty_carrier(A) | -join_commutative(A) | -join_semilatt_str(A) | -element(B,the_carrier(A)) | -element(C,the_carrier(A)) | join(A,B,C) = join_commut(A,B,C) # label(redefinition_k3_lattices) # label(axiom).  [clausify(31)].
% 0.41/0.99  Derived: empty_carrier(c2) | -join_commutative(c2) | -element(A,the_carrier(c2)) | -element(B,the_carrier(c2)) | join(c2,A,B) = join_commut(c2,A,B).  [resolve(59,c,50,a)].
% 0.41/0.99  Derived: empty_carrier(c4) | -join_commutative(c4) | -element(A,the_carrier(c4)) | -element(B,the_carrier(c4)) | join(c4,A,B) = join_commut(c4,A,B).  [resolve(59,c,51,a)].
% 0.41/0.99  60 empty_carrier(A) | -join_semilatt_str(A) | -element(B,the_carrier(A)) | -element(C,the_carrier(A)) | apply_binary_as_element(the_carrier(A),the_carrier(A),the_carrier(A),the_L_join(A),B,C) = join(A,B,C) # label(d1_lattices) # label(axiom).  [clausify(5)].
% 0.41/0.99  Derived: empty_carrier(c2) | -element(A,the_carrier(c2)) | -element(B,the_carrier(c2)) | apply_binary_as_element(the_carrier(c2),the_carrier(c2),the_carrier(c2),the_L_join(c2),A,B) = join(c2,A,B).  [resolve(60,b,50,a)].
% 0.41/0.99  Derived: empty_carrier(c4) | -element(A,the_carrier(c4)) | -element(B,the_carrier(c4)) | apply_binary_as_element(the_carrier(c4),the_carrier(c4),the_carrier(c4),the_L_join(c4),A,B) = join(c4,A,B).  [resolve(60,b,51,a)].
% 0.41/0.99  61 empty_carrier(A) | -empty(the_carrier(A)) | -join_semilatt_str(A).  [resolve(43,b,46,b)].
% 0.41/0.99  Derived: empty_carrier(c2) | -empty(the_carrier(c2)).  [resolve(61,c,50,a)].
% 0.41/0.99  Derived: empty_carrier(c4) | -empty(the_carrier(c4)).  [resolve(61,c,51,a)].
% 0.41/0.99  62 empty_carrier(A) | -empty(f4(A)) | -join_semilatt_str(A).  [resolve(47,b,46,b)].
% 0.41/0.99  Derived: empty_carrier(c2) | -empty(f4(c2)).  [resolve(62,c,50,a)].
% 0.41/0.99  Derived: empty_carrier(c4) | -empty(f4(c4)).  [resolve(62,c,51,a)].
% 0.41/0.99  63 empty_carrier(A) | element(f4(A),powerset(the_carrier(A))) | -join_semilatt_str(A).  [resolve(48,b,46,b)].
% 0.41/0.99  Derived: empty_carrier(c2) | element(f4(c2),powerset(the_carrier(c2))).  [resolve(63,c,50,a)].
% 0.41/1.00  Derived: empty_carrier(c4) | element(f4(c4),powerset(the_carrier(c4))).  [resolve(63,c,51,a)].
% 0.41/1.00  64 -cup_closed(A) | -diff_closed(A) | preboolean(A) # label(cc2_finsub_1) # label(axiom).  [clausify(3)].
% 0.41/1.00  65 cup_closed(powerset(A)) # label(fc1_finsub_1) # label(axiom).  [clausify(26)].
% 0.41/1.00  66 -preboolean(A) | cup_closed(A) # label(cc1_finsub_1) # label(axiom).  [clausify(2)].
% 0.41/1.00  Derived: -diff_closed(powerset(A)) | preboolean(powerset(A)).  [resolve(64,a,65,a)].
% 0.41/1.00  67 -preboolean(A) | diff_closed(A) # label(cc1_finsub_1) # label(axiom).  [clausify(2)].
% 0.41/1.00  68 preboolean(powerset(A)) # label(fc1_finsub_1) # label(axiom).  [clausify(26)].
% 0.41/1.00  Derived: diff_closed(powerset(A)).  [resolve(67,a,68,a)].
% 0.41/1.00  69 -diff_closed(powerset(A)) | preboolean(powerset(A)).  [resolve(64,a,65,a)].
% 0.41/1.00  70 element(A,powerset(B)) | -subset(A,B) # label(t3_subset) # label(axiom).  [clausify(36)].
% 0.41/1.00  71 subset(A,A) # label(reflexivity_r1_tarski) # label(axiom).  [clausify(33)].
% 0.41/1.00  72 -element(A,powerset(B)) | subset(A,B) # label(t3_subset) # label(axiom).  [clausify(36)].
% 0.41/1.00  Derived: element(A,powerset(A)).  [resolve(70,b,71,a)].
% 0.41/1.00  73 -relation_of2_as_subset(A,B,C) | relation_of2(A,B,C) # label(redefinition_m2_relset_1) # label(axiom).  [clausify(32)].
% 0.41/1.00  74 relation_of2_as_subset(f3(A,B),A,B) # label(existence_m2_relset_1) # label(axiom).  [clausify(25)].
% 0.41/1.00  Derived: relation_of2(f3(A,B),A,B).  [resolve(73,a,74,a)].
% 0.41/1.00  75 relation_of2_as_subset(A,B,C) | -relation_of2(A,B,C) # label(redefinition_m2_relset_1) # label(axiom).  [clausify(32)].
% 0.41/1.00  76 -relation_of2_as_subset(A,B,C) | element(A,powerset(cartesian_product2(B,C))) # label(dt_m2_relset_1) # label(axiom).  [clausify(18)].
% 0.41/1.00  Derived: element(f3(A,B),powerset(cartesian_product2(A,B))).  [resolve(76,a,74,a)].
% 0.41/1.00  Derived: element(A,powerset(cartesian_product2(B,C))) | -relation_of2(A,B,C).  [resolve(76,a,75,a)].
% 0.41/1.00  77 relation_of2_as_subset(the_L_join(c2),cartesian_product2(the_carrier(c2),the_carrier(c2)),the_carrier(c2)).  [resolve(53,a,50,a)].
% 0.41/1.00  Derived: relation_of2(the_L_join(c2),cartesian_product2(the_carrier(c2),the_carrier(c2)),the_carrier(c2)).  [resolve(77,a,73,a)].
% 0.41/1.00  Derived: element(the_L_join(c2),powerset(cartesian_product2(cartesian_product2(the_carrier(c2),the_carrier(c2)),the_carrier(c2)))).  [resolve(77,a,76,a)].
% 0.41/1.00  78 relation_of2_as_subset(the_L_join(c4),cartesian_product2(the_carrier(c4),the_carrier(c4)),the_carrier(c4)).  [resolve(53,a,51,a)].
% 0.41/1.00  Derived: relation_of2(the_L_join(c4),cartesian_product2(the_carrier(c4),the_carrier(c4)),the_carrier(c4)).  [resolve(78,a,73,a)].
% 0.41/1.00  Derived: element(the_L_join(c4),powerset(cartesian_product2(cartesian_product2(the_carrier(c4),the_carrier(c4)),the_carrier(c4)))).  [resolve(78,a,76,a)].
% 0.41/1.00  79 function(the_L_join(c2)).  [resolve(49,a,50,a)].
% 0.41/1.00  80 empty(A) | empty(B) | -function(C) | -quasi_total(C,cartesian_product2(A,B),D) | -relation_of2(C,cartesian_product2(A,B),D) | -element(E,A) | -element(F,B) | element(apply_binary_as_element(A,B,D,C,E,F),D) # label(dt_k2_binop_1) # label(axiom).  [clausify(11)].
% 0.41/1.00  81 empty(A) | empty(B) | -function(C) | -quasi_total(C,cartesian_product2(A,B),D) | -relation_of2(C,cartesian_product2(A,B),D) | -element(E,A) | -element(F,B) | apply_binary(C,E,F) = apply_binary_as_element(A,B,D,C,E,F) # label(redefinition_k2_binop_1) # label(axiom).  [clausify(30)].
% 0.41/1.00  Derived: empty(A) | empty(B) | -quasi_total(the_L_join(c2),cartesian_product2(A,B),C) | -relation_of2(the_L_join(c2),cartesian_product2(A,B),C) | -element(D,A) | -element(E,B) | element(apply_binary_as_element(A,B,C,the_L_join(c2),D,E),C).  [resolve(79,a,80,c)].
% 0.41/1.00  Derived: empty(A) | empty(B) | -quasi_total(the_L_join(c2),cartesian_product2(A,B),C) | -relation_of2(the_L_join(c2),cartesian_product2(A,B),C) | -element(D,A) | -element(E,B) | apply_binary(the_L_join(c2),D,E) = apply_binary_as_element(A,B,C,the_L_join(c2),D,E).  [resolve(79,a,81,c)].
% 0.41/1.00  82 function(the_L_join(c4)).  [resolve(49,a,51,a)].
% 0.41/1.00  Derived: empty(A) | empty(B) | -quasi_total(the_L_join(c4),cartesian_product2(A,B),C) | -relation_of2(the_L_join(c4),cartesian_product2(A,B),C) | -element(D,A) | -element(E,B) | element(apply_binary_as_element(A,B,C,the_L_join(c4),D,E),C).  [resolve(82,a,80,c)].
% 1.28/1.55  Derived: empty(A) | empty(B) | -quasi_total(the_L_join(c4),cartesian_product2(A,B),C) | -relation_of2(the_L_join(c4),cartesian_product2(A,B),C) | -element(D,A) | -element(E,B) | apply_binary(the_L_join(c4),D,E) = apply_binary_as_element(A,B,C,the_L_join(c4),D,E).  [resolve(82,a,81,c)].
% 1.28/1.55  
% 1.28/1.55  ============================== end predicate elimination =============
% 1.28/1.55  
% 1.28/1.55  Auto_denials:  (non-Horn, no changes).
% 1.28/1.55  
% 1.28/1.55  Term ordering decisions:
% 1.28/1.55  Function symbol KB weights:  empty_set=1. c1=1. c2=1. c3=1. c4=1. c5=1. c6=1. cartesian_product2=1. f1=1. f3=1. the_carrier=1. the_L_join=1. powerset=1. f2=1. f4=1. join=1. join_commut=1. apply_binary=1. apply_binary_as_element=1.
% 1.28/1.55  
% 1.28/1.55  ============================== end of process initial clauses ========
% 1.28/1.55  
% 1.28/1.55  ============================== CLAUSES FOR SEARCH ====================
% 1.28/1.55  
% 1.28/1.55  ============================== end of clauses for search =============
% 1.28/1.55  
% 1.28/1.55  ============================== SEARCH ================================
% 1.28/1.55  
% 1.28/1.55  % Starting search at 0.03 seconds.
% 1.28/1.55  
% 1.28/1.55  ============================== PROOF =================================
% 1.28/1.55  % SZS status Theorem
% 1.28/1.55  % SZS output start Refutation
% 1.28/1.55  
% 1.28/1.55  % Proof 1 at 0.57 (+ 0.01) seconds.
% 1.28/1.55  % Length of proof is 29.
% 1.28/1.55  % Level of proof is 7.
% 1.28/1.55  % Maximum clause weight is 18.000.
% 1.28/1.55  % Given clauses 378.
% 1.28/1.55  
% 1.28/1.55  4 (all A all B all C (-empty_carrier(A) & join_commutative(A) & join_semilatt_str(A) & element(B,the_carrier(A)) & element(C,the_carrier(A)) -> join_commut(A,B,C) = join_commut(A,C,B))) # label(commutativity_k3_lattices) # label(axiom) # label(non_clause).  [assumption].
% 1.28/1.55  6 (all A (-empty_carrier(A) & join_semilatt_str(A) -> (all B (element(B,the_carrier(A)) -> (all C (element(C,the_carrier(A)) -> (below(A,B,C) <-> join(A,B,C) = C))))))) # label(d3_lattices) # label(axiom) # label(non_clause).  [assumption].
% 1.28/1.55  31 (all A all B all C (-empty_carrier(A) & join_commutative(A) & join_semilatt_str(A) & element(B,the_carrier(A)) & element(C,the_carrier(A)) -> join_commut(A,B,C) = join(A,B,C))) # label(redefinition_k3_lattices) # label(axiom) # label(non_clause).  [assumption].
% 1.28/1.55  42 -(all A (-empty_carrier(A) & join_commutative(A) & join_semilatt_str(A) -> (all B (element(B,the_carrier(A)) -> (all C (element(C,the_carrier(A)) -> (below(A,B,C) & below(A,C,B) -> B = C))))))) # label(t26_lattices) # label(negated_conjecture) # label(non_clause).  [assumption].
% 1.28/1.55  51 join_semilatt_str(c4) # label(t26_lattices) # label(negated_conjecture).  [clausify(42)].
% 1.28/1.55  56 empty_carrier(A) | -join_semilatt_str(A) | -element(B,the_carrier(A)) | -element(C,the_carrier(A)) | -below(A,B,C) | join(A,B,C) = C # label(d3_lattices) # label(axiom).  [clausify(6)].
% 1.28/1.55  58 empty_carrier(A) | -join_commutative(A) | -join_semilatt_str(A) | -element(B,the_carrier(A)) | -element(C,the_carrier(A)) | join_commut(A,C,B) = join_commut(A,B,C) # label(commutativity_k3_lattices) # label(axiom).  [clausify(4)].
% 1.28/1.55  59 empty_carrier(A) | -join_commutative(A) | -join_semilatt_str(A) | -element(B,the_carrier(A)) | -element(C,the_carrier(A)) | join(A,B,C) = join_commut(A,B,C) # label(redefinition_k3_lattices) # label(axiom).  [clausify(31)].
% 1.28/1.55  83 join_commutative(c4) # label(t26_lattices) # label(negated_conjecture).  [clausify(42)].
% 1.28/1.55  85 element(c5,the_carrier(c4)) # label(t26_lattices) # label(negated_conjecture).  [clausify(42)].
% 1.28/1.55  86 element(c6,the_carrier(c4)) # label(t26_lattices) # label(negated_conjecture).  [clausify(42)].
% 1.28/1.55  87 below(c4,c5,c6) # label(t26_lattices) # label(negated_conjecture).  [clausify(42)].
% 1.28/1.55  88 below(c4,c6,c5) # label(t26_lattices) # label(negated_conjecture).  [clausify(42)].
% 1.28/1.55  91 -empty_carrier(c4) # label(t26_lattices) # label(negated_conjecture).  [clausify(42)].
% 1.28/1.55  93 c6 != c5 # label(t26_lattices) # label(negated_conjecture).  [clausify(42)].
% 1.28/1.55  120 empty_carrier(c4) | -element(A,the_carrier(c4)) | -element(B,the_carrier(c4)) | -below(c4,A,B) | join(c4,A,B) = B.  [resolve(56,b,51,a)].
% 1.28/1.55  121 -element(A,the_carrier(c4)) | -element(B,the_carrier(c4)) | -below(c4,A,B) | join(c4,A,B) = B.  [copy(120),unit_del(a,91)].
% 1.28/1.55  126 empty_carrier(c4) | -join_commutative(c4) | -element(A,the_carrier(c4)) | -element(B,the_carrier(c4)) | join_commut(c4,B,A) = join_commut(c4,A,B).  [resolve(58,c,51,a)].
% 1.28/1.55  127 -element(A,the_carrier(c4)) | -element(B,the_carrier(c4)) | join_commut(c4,B,A) = join_commut(c4,A,B).  [copy(126),unit_del(a,91),unit_del(b,83)].
% 1.28/1.55  130 empty_carrier(c4) | -join_commutative(c4) | -element(A,the_carrier(c4)) | -element(B,the_carrier(c4)) | join(c4,A,B) = join_commut(c4,A,B).  [resolve(59,c,51,a)].
% 1.28/1.55  131 -element(A,the_carrier(c4)) | -element(B,the_carrier(c4)) | join_commut(c4,A,B) = join(c4,A,B).  [copy(130),flip(e),unit_del(a,91),unit_del(b,83)].
% 1.28/1.55  200 join(c4,c6,c5) = c5.  [resolve(121,c,88,a),unit_del(a,86),unit_del(b,85)].
% 1.28/1.55  201 join(c4,c5,c6) = c6.  [resolve(121,c,87,a),unit_del(a,85),unit_del(b,86)].
% 1.28/1.55  211 -element(A,the_carrier(c4)) | join_commut(c4,c6,A) = join_commut(c4,A,c6).  [resolve(127,a,86,a),flip(b)].
% 1.28/1.55  216 -element(A,the_carrier(c4)) | join_commut(c4,c6,A) = join(c4,c6,A).  [resolve(131,a,86,a)].
% 1.28/1.55  217 -element(A,the_carrier(c4)) | join_commut(c4,c5,A) = join(c4,c5,A).  [resolve(131,a,85,a)].
% 1.28/1.55  2365 join_commut(c4,c6,c5) = join_commut(c4,c5,c6).  [resolve(211,a,85,a)].
% 1.28/1.55  2555 join_commut(c4,c5,c6) = c5.  [resolve(216,a,85,a),rewrite([2365(4),200(8)])].
% 1.28/1.55  2637 $F.  [resolve(217,a,86,a),rewrite([2555(4),201(5)]),flip(a),unit_del(a,93)].
% 1.28/1.55  
% 1.28/1.55  % SZS output end Refutation
% 1.28/1.55  ============================== end of proof ==========================
% 1.28/1.55  
% 1.28/1.55  ============================== STATISTICS ============================
% 1.28/1.55  
% 1.28/1.55  Given=378. Generated=4490. Kept=2538. proofs=1.
% 1.28/1.55  Usable=317. Sos=949. Demods=181. Limbo=25, Disabled=1348. Hints=0.
% 1.28/1.55  Megabytes=2.80.
% 1.28/1.55  User_CPU=0.57, System_CPU=0.01, Wall_clock=0.
% 1.28/1.55  
% 1.28/1.55  ============================== end of statistics =====================
% 1.28/1.55  
% 1.28/1.55  ============================== end of search =========================
% 1.28/1.55  
% 1.28/1.55  THEOREM PROVED
% 1.28/1.55  % SZS status Theorem
% 1.28/1.55  
% 1.28/1.55  Exiting with 1 proof.
% 1.28/1.55  
% 1.28/1.55  Process 3976 exit (max_proofs) Sat Jun 18 19:17:45 2022
% 1.28/1.55  Prover9 interrupted
%------------------------------------------------------------------------------