TSTP Solution File: SWV860-1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : SWV860-1 : TPTP v8.1.0. Released v4.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n004.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 : Wed Jul 20 21:15:04 EDT 2022

% Result   : Unsatisfiable 0.86s 1.49s
% Output   : Refutation 0.86s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.01/0.12  % Problem  : SWV860-1 : TPTP v8.1.0. Released v4.1.0.
% 0.12/0.13  % Command  : tptp2X_and_run_prover9 %d %s
% 0.13/0.34  % Computer : n004.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  : 600
% 0.13/0.34  % DateTime : Thu Jun 16 00:49:38 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.86/1.17  ============================== Prover9 ===============================
% 0.86/1.17  Prover9 (32) version 2009-11A, November 2009.
% 0.86/1.17  Process 25438 was started by sandbox2 on n004.cluster.edu,
% 0.86/1.17  Thu Jun 16 00:49:39 2022
% 0.86/1.17  The command was "/export/starexec/sandbox2/solver/bin/prover9 -t 300 -f /tmp/Prover9_25285_n004.cluster.edu".
% 0.86/1.17  ============================== end of head ===========================
% 0.86/1.17  
% 0.86/1.17  ============================== INPUT =================================
% 0.86/1.17  
% 0.86/1.17  % Reading from file /tmp/Prover9_25285_n004.cluster.edu
% 0.86/1.17  
% 0.86/1.17  set(prolog_style_variables).
% 0.86/1.17  set(auto2).
% 0.86/1.17      % set(auto2) -> set(auto).
% 0.86/1.17      % set(auto) -> set(auto_inference).
% 0.86/1.17      % set(auto) -> set(auto_setup).
% 0.86/1.17      % set(auto_setup) -> set(predicate_elim).
% 0.86/1.17      % set(auto_setup) -> assign(eq_defs, unfold).
% 0.86/1.17      % set(auto) -> set(auto_limits).
% 0.86/1.17      % set(auto_limits) -> assign(max_weight, "100.000").
% 0.86/1.17      % set(auto_limits) -> assign(sos_limit, 20000).
% 0.86/1.17      % set(auto) -> set(auto_denials).
% 0.86/1.17      % set(auto) -> set(auto_process).
% 0.86/1.17      % set(auto2) -> assign(new_constants, 1).
% 0.86/1.17      % set(auto2) -> assign(fold_denial_max, 3).
% 0.86/1.17      % set(auto2) -> assign(max_weight, "200.000").
% 0.86/1.17      % set(auto2) -> assign(max_hours, 1).
% 0.86/1.17      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.86/1.17      % set(auto2) -> assign(max_seconds, 0).
% 0.86/1.17      % set(auto2) -> assign(max_minutes, 5).
% 0.86/1.17      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.86/1.17      % set(auto2) -> set(sort_initial_sos).
% 0.86/1.17      % set(auto2) -> assign(sos_limit, -1).
% 0.86/1.17      % set(auto2) -> assign(lrs_ticks, 3000).
% 0.86/1.17      % set(auto2) -> assign(max_megs, 400).
% 0.86/1.17      % set(auto2) -> assign(stats, some).
% 0.86/1.17      % set(auto2) -> clear(echo_input).
% 0.86/1.17      % set(auto2) -> set(quiet).
% 0.86/1.17      % set(auto2) -> clear(print_initial_clauses).
% 0.86/1.17      % set(auto2) -> clear(print_given).
% 0.86/1.17  assign(lrs_ticks,-1).
% 0.86/1.17  assign(sos_limit,10000).
% 0.86/1.17  assign(order,kbo).
% 0.86/1.17  set(lex_order_vars).
% 0.86/1.17  clear(print_given).
% 0.86/1.17  
% 0.86/1.17  % formulas(sos).  % not echoed (519 formulas)
% 0.86/1.17  
% 0.86/1.17  ============================== end of input ==========================
% 0.86/1.17  
% 0.86/1.17  % From the command line: assign(max_seconds, 300).
% 0.86/1.17  
% 0.86/1.17  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.86/1.17  
% 0.86/1.17  % Formulas that are not ordinary clauses:
% 0.86/1.17  
% 0.86/1.17  ============================== end of process non-clausal formulas ===
% 0.86/1.17  
% 0.86/1.17  ============================== PROCESS INITIAL CLAUSES ===============
% 0.86/1.17  
% 0.86/1.17  ============================== PREDICATE ELIMINATION =================
% 0.86/1.17  1 class_Lattices_Oupper__semilattice(tc_fun(A,B)) | -class_Lattices_Olattice(B) # label(clsarity_fun__Lattices_Oupper__semilattice) # label(axiom).  [assumption].
% 0.86/1.17  2 -class_Lattices_Oupper__semilattice(A) | c_Lattices_Oupper__semilattice__class_Osup(B,B,A) = B # label(cls_sup__idem_0) # label(axiom).  [assumption].
% 0.86/1.17  3 -class_Lattices_Oupper__semilattice(A) | c_Lattices_Oupper__semilattice__class_Osup(c_Lattices_Oupper__semilattice__class_Osup(B,C,A),D,A) = c_Lattices_Oupper__semilattice__class_Osup(B,c_Lattices_Oupper__semilattice__class_Osup(C,D,A),A) # label(cls_sup__assoc_0) # label(axiom).  [assumption].
% 0.86/1.17  4 -class_Lattices_Oupper__semilattice(A) | c_Lattices_Oupper__semilattice__class_Osup(B,c_Lattices_Oupper__semilattice__class_Osup(C,D,A),A) = c_Lattices_Oupper__semilattice__class_Osup(C,c_Lattices_Oupper__semilattice__class_Osup(B,D,A),A) # label(cls_sup__left__commute_0) # label(axiom).  [assumption].
% 0.86/1.17  5 -class_Lattices_Oupper__semilattice(A) | c_lessequals(c_Lattices_Oupper__semilattice__class_Osup(B,C,A),D,A) | -c_lessequals(C,D,A) | -c_lessequals(B,D,A) # label(cls_le__supI_0) # label(axiom).  [assumption].
% 0.86/1.17  6 -class_Lattices_Oupper__semilattice(A) | c_lessequals(B,c_Lattices_Oupper__semilattice__class_Osup(B,C,A),A) # label(cls_sup__ge1_0) # label(axiom).  [assumption].
% 0.86/1.17  7 -class_Lattices_Oupper__semilattice(A) | c_lessequals(B,c_Lattices_Oupper__semilattice__class_Osup(C,B,A),A) # label(cls_sup__ge2_0) # label(axiom).  [assumption].
% 0.86/1.17  8 -class_Lattices_Oupper__semilattice(A) | c_lessequals(c_Lattices_Oupper__semilattice__class_Osup(B,C,A),D,A) | -c_lessequals(C,D,A) | -c_lessequals(B,D,A) # label(cls_sup__least_0) # label(axiom).  [assumption].
% 0.86/1.17  9 -class_Lattices_Oupper__semilattice(A) | c_lessequals(c_Lattices_Oupper__semilattice__class_Osup(B,C,A),D,A) | -c_lessequals(C,D,A) | -c_lessequals(B,D,A) # label(cls_le__sup__iff_2) # label(axiom).  [assumption].
% 0.86/1.17  10 -class_Lattices_Oupper__semilattice(A) | c_Lattices_Oupper__semilattice__class_Osup(B,C,A) = B | -c_lessequals(C,B,A) # label(cls_sup__absorb1_0) # label(axiom).  [assumption].
% 0.86/1.17  11 -class_Lattices_Oupper__semilattice(A) | c_Lattices_Oupper__semilattice__class_Osup(B,C,A) != C | c_lessequals(B,C,A) # label(cls_le__iff__sup_1) # label(axiom).  [assumption].
% 0.86/1.17  12 -class_Lattices_Oupper__semilattice(A) | c_Lattices_Oupper__semilattice__class_Osup(B,C,A) = C | -c_lessequals(B,C,A) # label(cls_le__iff__sup_0) # label(axiom).  [assumption].
% 0.86/1.17  13 -class_Lattices_Oupper__semilattice(A) | c_Lattices_Oupper__semilattice__class_Osup(B,C,A) = c_Lattices_Oupper__semilattice__class_Osup(C,B,A) # label(cls_sup__commute_0) # label(axiom).  [assumption].
% 0.86/1.17  14 -class_Lattices_Oupper__semilattice(A) | c_Lattices_Oupper__semilattice__class_Osup(B,c_Lattices_Oupper__semilattice__class_Osup(B,C,A),A) = c_Lattices_Oupper__semilattice__class_Osup(B,C,A) # label(cls_sup__left__idem_0) # label(axiom).  [assumption].
% 0.86/1.17  15 -class_Lattices_Oupper__semilattice(A) | c_lessequals(B,C,A) | -c_lessequals(c_Lattices_Oupper__semilattice__class_Osup(D,B,A),C,A) # label(cls_le__sup__iff_1) # label(axiom).  [assumption].
% 0.86/1.17  16 -class_Lattices_Oupper__semilattice(A) | c_lessequals(B,C,A) | -c_lessequals(c_Lattices_Oupper__semilattice__class_Osup(B,D,A),C,A) # label(cls_le__sup__iff_0) # label(axiom).  [assumption].
% 0.86/1.17  17 -class_Lattices_Oupper__semilattice(A) | c_lessequals(B,c_Lattices_Oupper__semilattice__class_Osup(C,D,A),A) | -c_lessequals(B,D,A) # label(cls_le__supI2_0) # label(axiom).  [assumption].
% 0.86/1.17  18 -class_Lattices_Oupper__semilattice(A) | c_lessequals(B,c_Lattices_Oupper__semilattice__class_Osup(C,D,A),A) | -c_lessequals(B,C,A) # label(cls_le__supI1_0) # label(axiom).  [assumption].
% 0.86/1.17  19 -class_Lattices_Oupper__semilattice(A) | c_lessequals(B,C,A) | -c_lessequals(c_Lattices_Oupper__semilattice__class_Osup(D,B,A),C,A) # label(cls_le__supE_1) # label(axiom).  [assumption].
% 0.86/1.17  20 -class_Lattices_Oupper__semilattice(A) | c_lessequals(B,C,A) | -c_lessequals(c_Lattices_Oupper__semilattice__class_Osup(B,D,A),C,A) # label(cls_le__supE_0) # label(axiom).  [assumption].
% 0.86/1.17  Derived: -class_Lattices_Olattice(A) | c_Lattices_Oupper__semilattice__class_Osup(B,B,tc_fun(C,A)) = B.  [resolve(1,a,2,a)].
% 0.86/1.17  Derived: -class_Lattices_Olattice(A) | c_Lattices_Oupper__semilattice__class_Osup(c_Lattices_Oupper__semilattice__class_Osup(B,C,tc_fun(D,A)),E,tc_fun(D,A)) = c_Lattices_Oupper__semilattice__class_Osup(B,c_Lattices_Oupper__semilattice__class_Osup(C,E,tc_fun(D,A)),tc_fun(D,A)).  [resolve(1,a,3,a)].
% 0.86/1.17  Derived: -class_Lattices_Olattice(A) | c_Lattices_Oupper__semilattice__class_Osup(B,c_Lattices_Oupper__semilattice__class_Osup(C,D,tc_fun(E,A)),tc_fun(E,A)) = c_Lattices_Oupper__semilattice__class_Osup(C,c_Lattices_Oupper__semilattice__class_Osup(B,D,tc_fun(E,A)),tc_fun(E,A)).  [resolve(1,a,4,a)].
% 0.86/1.17  Derived: -class_Lattices_Olattice(A) | c_lessequals(c_Lattices_Oupper__semilattice__class_Osup(B,C,tc_fun(D,A)),E,tc_fun(D,A)) | -c_lessequals(C,E,tc_fun(D,A)) | -c_lessequals(B,E,tc_fun(D,A)).  [resolve(1,a,5,a)].
% 0.86/1.17  Derived: -class_Lattices_Olattice(A) | c_lessequals(B,c_Lattices_Oupper__semilattice__class_Osup(B,C,tc_fun(D,A)),tc_fun(D,A)).  [resolve(1,a,6,a)].
% 0.86/1.17  Derived: -class_Lattices_Olattice(A) | c_lessequals(B,c_Lattices_Oupper__semilattice__class_Osup(C,B,tc_fun(D,A)),tc_fun(D,A)).  [resolve(1,a,7,a)].
% 0.86/1.17  Derived: -class_Lattices_Olattice(A) | c_Lattices_Oupper__semilattice__class_Osup(B,C,tc_fun(D,A)) = B | -c_lessequals(C,B,tc_fun(D,A)).  [resolve(1,a,10,a)].
% 0.86/1.17  Derived: -class_Lattices_Olattice(A) | c_Lattices_Oupper__semilattice__class_Osup(B,C,tc_fun(D,A)) != C | c_lessequals(B,C,tc_fun(D,A)).  [resolve(1,a,11,a)].
% 0.86/1.17  Derived: -class_Lattices_Olattice(A) | c_Lattices_Oupper__semilattice__class_Osup(B,C,tc_fun(D,A)) = C | -c_lessequals(B,C,tc_fun(D,A)).  [resolve(1,a,12,a)].
% 0.86/1.17  Derived: -class_Lattices_Olattice(A) | c_Lattices_Oupper__semilattice__class_Osup(B,C,tc_fun(D,A)) = c_Lattices_Oupper__semilattice__class_Osup(C,B,tc_fun(D,A)).  [resolve(1,a,13,a)].
% 0.86/1.17  Derived: -class_Lattices_Olattice(A) | c_Lattices_Oupper__semilattice__class_Osup(B,c_Lattices_Oupper__semilattice__class_Osup(B,C,tc_fun(D,A)),tc_fun(D,A)) = c_Lattices_Oupper__semilattice__class_Osup(B,C,tc_fun(D,A)).  [resolve(1,a,14,a)].
% 0.86/1.17  Derived: -class_Lattices_Olattice(A) | c_lessequals(B,C,tc_fun(D,A)) | -c_lessequals(c_Lattices_Oupper__semilattice__class_Osup(E,B,tc_fun(D,A)),C,tc_fun(D,A)).  [resolve(1,a,15,a)].
% 0.86/1.17  Derived: -class_Lattices_Olattice(A) | c_lessequals(B,C,tc_fun(D,A)) | -c_lessequals(c_Lattices_Oupper__semilattice__class_Osup(B,E,tc_fun(D,A)),C,tc_fun(D,A)).  [resolve(1,a,16,a)].
% 0.86/1.17  Derived: -class_Lattices_Olattice(A) | c_lessequals(B,c_Lattices_Oupper__semilattice__class_Osup(C,D,tc_fun(E,A)),tc_fun(E,A)) | -c_lessequals(B,D,tc_fun(E,A)).  [resolve(1,a,17,a)].
% 0.86/1.17  Derived: -class_Lattices_Olattice(A) | c_lessequals(B,c_Lattices_Oupper__semilattice__class_Osup(C,D,tc_fun(E,A)),tc_fun(E,A)) | -c_lessequals(B,C,tc_fun(E,A)).  [resolve(1,a,18,a)].
% 0.86/1.17  21 class_Lattices_Oupper__semilattice(tc_nat) # label(clsarity_nat__Lattices_Oupper__semilattice) # label(axiom).  [assumption].
% 0.86/1.17  Derived: c_Lattices_Oupper__semilattice__class_Osup(A,A,tc_nat) = A.  [resolve(21,a,2,a)].
% 0.86/1.17  Derived: c_Lattices_Oupper__semilattice__class_Osup(c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_nat),C,tc_nat) = c_Lattices_Oupper__semilattice__class_Osup(A,c_Lattices_Oupper__semilattice__class_Osup(B,C,tc_nat),tc_nat).  [resolve(21,a,3,a)].
% 0.86/1.17  Derived: c_Lattices_Oupper__semilattice__class_Osup(A,c_Lattices_Oupper__semilattice__class_Osup(B,C,tc_nat),tc_nat) = c_Lattices_Oupper__semilattice__class_Osup(B,c_Lattices_Oupper__semilattice__class_Osup(A,C,tc_nat),tc_nat).  [resolve(21,a,4,a)].
% 0.86/1.17  Derived: c_lessequals(c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_nat),C,tc_nat) | -c_lessequals(B,C,tc_nat) | -c_lessequals(A,C,tc_nat).  [resolve(21,a,5,a)].
% 0.86/1.17  Derived: c_lessequals(A,c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_nat),tc_nat).  [resolve(21,a,6,a)].
% 0.86/1.17  Derived: c_lessequals(A,c_Lattices_Oupper__semilattice__class_Osup(B,A,tc_nat),tc_nat).  [resolve(21,a,7,a)].
% 0.86/1.17  Derived: c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_nat) = A | -c_lessequals(B,A,tc_nat).  [resolve(21,a,10,a)].
% 0.86/1.17  Derived: c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_nat) != B | c_lessequals(A,B,tc_nat).  [resolve(21,a,11,a)].
% 0.86/1.17  Derived: c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_nat) = B | -c_lessequals(A,B,tc_nat).  [resolve(21,a,12,a)].
% 0.86/1.17  Derived: c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_nat) = c_Lattices_Oupper__semilattice__class_Osup(B,A,tc_nat).  [resolve(21,a,13,a)].
% 0.86/1.17  Derived: c_Lattices_Oupper__semilattice__class_Osup(A,c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_nat),tc_nat) = c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_nat).  [resolve(21,a,14,a)].
% 0.86/1.17  Derived: c_lessequals(A,B,tc_nat) | -c_lessequals(c_Lattices_Oupper__semilattice__class_Osup(C,A,tc_nat),B,tc_nat).  [resolve(21,a,15,a)].
% 0.86/1.17  Derived: c_lessequals(A,B,tc_nat) | -c_lessequals(c_Lattices_Oupper__semilattice__class_Osup(A,C,tc_nat),B,tc_nat).  [resolve(21,a,16,a)].
% 0.86/1.17  Derived: c_lessequals(A,c_Lattices_Oupper__semilattice__class_Osup(B,C,tc_nat),tc_nat) | -c_lessequals(A,C,tc_nat).  [resolve(21,a,17,a)].
% 0.86/1.17  Derived: c_lessequals(A,c_Lattices_Oupper__semilattice__class_Osup(B,C,tc_nat),tc_nat) | -c_lessequals(A,B,tc_nat).  [resolve(21,a,18,a)].
% 0.86/1.17  22 class_Lattices_Oupper__semilattice(tc_bool) # label(clsarity_bool__Lattices_Oupper__semilattice) # label(axiom).  [assumption].
% 0.86/1.17  Derived: c_Lattices_Oupper__semilattice__class_Osup(A,A,tc_bool) = A.  [resolve(22,a,2,a)].
% 0.86/1.17  Derived: c_Lattices_Oupper__semilattice__class_Osup(c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_bool),C,tc_bool) = c_Lattices_Oupper__semilattice__class_Osup(A,c_Lattices_Oupper__semilattice__class_Osup(B,C,tc_bool),tc_bool).  [resolve(22,a,3,a)].
% 0.86/1.17  Derived: c_Lattices_Oupper__semilattice__class_Osup(A,c_Lattices_Oupper__semilattice__class_Osup(B,C,tc_bool),tc_bool) = c_Lattices_Oupper__semilattice__class_Osup(B,c_Lattices_Oupper__semilattice__class_Osup(A,C,tc_bool),tc_bool).  [resolve(22,a,4,a)].
% 0.86/1.20  Derived: c_lessequals(c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_bool),C,tc_bool) | -c_lessequals(B,C,tc_bool) | -c_lessequals(A,C,tc_bool).  [resolve(22,a,5,a)].
% 0.86/1.20  Derived: c_lessequals(A,c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_bool),tc_bool).  [resolve(22,a,6,a)].
% 0.86/1.20  Derived: c_lessequals(A,c_Lattices_Oupper__semilattice__class_Osup(B,A,tc_bool),tc_bool).  [resolve(22,a,7,a)].
% 0.86/1.20  Derived: c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_bool) = A | -c_lessequals(B,A,tc_bool).  [resolve(22,a,10,a)].
% 0.86/1.20  Derived: c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_bool) != B | c_lessequals(A,B,tc_bool).  [resolve(22,a,11,a)].
% 0.86/1.20  Derived: c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_bool) = B | -c_lessequals(A,B,tc_bool).  [resolve(22,a,12,a)].
% 0.86/1.20  Derived: c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_bool) = c_Lattices_Oupper__semilattice__class_Osup(B,A,tc_bool).  [resolve(22,a,13,a)].
% 0.86/1.20  Derived: c_Lattices_Oupper__semilattice__class_Osup(A,c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_bool),tc_bool) = c_Lattices_Oupper__semilattice__class_Osup(A,B,tc_bool).  [resolve(22,a,14,a)].
% 0.86/1.20  Derived: c_lessequals(A,B,tc_bool) | -c_lessequals(c_Lattices_Oupper__semilattice__class_Osup(C,A,tc_bool),B,tc_bool).  [resolve(22,a,15,a)].
% 0.86/1.20  Derived: c_lessequals(A,B,tc_bool) | -c_lessequals(c_Lattices_Oupper__semilattice__class_Osup(A,C,tc_bool),B,tc_bool).  [resolve(22,a,16,a)].
% 0.86/1.20  Derived: c_lessequals(A,c_Lattices_Oupper__semilattice__class_Osup(B,C,tc_bool),tc_bool) | -c_lessequals(A,C,tc_bool).  [resolve(22,a,17,a)].
% 0.86/1.20  Derived: c_lessequals(A,c_Lattices_Oupper__semilattice__class_Osup(B,C,tc_bool),tc_bool) | -c_lessequals(A,B,tc_bool).  [resolve(22,a,18,a)].
% 0.86/1.20  23 class_Lattices_Olower__semilattice(tc_fun(A,B)) | -class_Lattices_Olattice(B) # label(clsarity_fun__Lattices_Olower__semilattice) # label(axiom).  [assumption].
% 0.86/1.20  24 -class_Lattices_Olower__semilattice(A) | c_Lattices_Olower__semilattice__class_Oinf(B,C,A) = B | -c_lessequals(B,C,A) # label(cls_le__iff__inf_0) # label(axiom).  [assumption].
% 0.86/1.20  25 -class_Lattices_Olower__semilattice(A) | c_Lattices_Olower__semilattice__class_Oinf(B,C,A) != B | c_lessequals(B,C,A) # label(cls_le__iff__inf_1) # label(axiom).  [assumption].
% 0.86/1.20  26 -class_Lattices_Olower__semilattice(A) | c_Lattices_Olower__semilattice__class_Oinf(B,C,A) = C | -c_lessequals(C,B,A) # label(cls_inf__absorb2_0) # label(axiom).  [assumption].
% 0.86/1.20  27 -class_Lattices_Olower__semilattice(A) | c_Lattices_Olower__semilattice__class_Oinf(B,C,A) = c_Lattices_Olower__semilattice__class_Oinf(C,B,A) # label(cls_inf__commute_0) # label(axiom).  [assumption].
% 0.86/1.20  28 -class_Lattices_Olower__semilattice(A) | c_Lattices_Olower__semilattice__class_Oinf(B,c_Lattices_Olower__semilattice__class_Oinf(C,D,A),A) = c_Lattices_Olower__semilattice__class_Oinf(C,c_Lattices_Olower__semilattice__class_Oinf(B,D,A),A) # label(cls_inf__left__commute_0) # label(axiom).  [assumption].
% 0.86/1.20  29 -class_Lattices_Olower__semilattice(A) | c_Lattices_Olower__semilattice__class_Oinf(c_Lattices_Olower__semilattice__class_Oinf(B,C,A),D,A) = c_Lattices_Olower__semilattice__class_Oinf(B,c_Lattices_Olower__semilattice__class_Oinf(C,D,A),A) # label(cls_inf__assoc_0) # label(axiom).  [assumption].
% 0.86/1.20  30 -class_Lattices_Olower__semilattice(A) | c_lessequals(B,C,A) | -c_lessequals(B,c_Lattices_Olower__semilattice__class_Oinf(C,D,A),A) # label(cls_le__infE_0) # label(axiom).  [assumption].
% 0.86/1.20  31 -class_Lattices_Olower__semilattice(A) | c_lessequals(B,C,A) | -c_lessequals(B,c_Lattices_Olower__semilattice__class_Oinf(D,C,A),A) # label(cls_le__infE_1) # label(axiom).  [assumption].
% 0.86/1.20  32 -class_Lattices_Olower__semilattice(A) | c_lessequals(c_Lattices_Olower__semilattice__class_Oinf(B,C,A),D,A) | -c_lessequals(B,D,A) # label(cls_le__infI1_0) # label(axiom).  [assumption].
% 0.86/1.20  33 -class_Lattices_Olower__semilattice(A) | c_lessequals(c_Lattices_Olower__semilattice__class_Oinf(B,C,A),D,A) | -c_lessequals(C,D,A) # label(cls_le__infI2_0) # label(axiom).  [assumption].
% 0.86/1.20  34 -class_Lattices_Olower__semilattice(A) | c_lessequals(B,C,A) | -c_lessequals(B,c_Lattices_Olower__semilattice__class_Oinf(C,D,A),A) # label(cls_le__inf__iff_0) # label(axiom).  [assumption].
% 0.86/1.21  35 -class_Lattices_Olower__semilattice(A) | c_lessequals(B,C,A) | -c_lessequals(B,c_Lattices_Olower__semilattice__class_Oinf(D,C,A),A) # label(cls_le__inf__iff_1) # label(axiom).  [assumption].
% 0.86/1.21  36 -class_Lattices_Olower__semilattice(A) | c_lessequals(B,c_Lattices_Olower__semilattice__class_Oinf(C,D,A),A) | -c_lessequals(B,D,A) | -c_lessequals(B,C,A) # label(cls_inf__greatest_0) # label(axiom).  [assumption].
% 0.86/1.21  37 -class_Lattices_Olower__semilattice(A) | c_lessequals(B,c_Lattices_Olower__semilattice__class_Oinf(C,D,A),A) | -c_lessequals(B,D,A) | -c_lessequals(B,C,A) # label(cls_le__inf__iff_2) # label(axiom).  [assumption].
% 0.86/1.21  38 -class_Lattices_Olower__semilattice(A) | c_lessequals(B,c_Lattices_Olower__semilattice__class_Oinf(C,D,A),A) | -c_lessequals(B,D,A) | -c_lessequals(B,C,A) # label(cls_le__infI_0) # label(axiom).  [assumption].
% 0.86/1.21  39 -class_Lattices_Olower__semilattice(A) | c_lessequals(c_Lattices_Olower__semilattice__class_Oinf(B,C,A),C,A) # label(cls_inf__le2_0) # label(axiom).  [assumption].
% 0.86/1.21  40 -class_Lattices_Olower__semilattice(A) | c_lessequals(c_Lattices_Olower__semilattice__class_Oinf(B,C,A),B,A) # label(cls_inf__le1_0) # label(axiom).  [assumption].
% 0.86/1.21  41 -class_Lattices_Olower__semilattice(A) | c_Lattices_Olower__semilattice__class_Oinf(B,c_Lattices_Olower__semilattice__class_Oinf(B,C,A),A) = c_Lattices_Olower__semilattice__class_Oinf(B,C,A) # label(cls_inf__left__idem_0) # label(axiom).  [assumption].
% 0.86/1.21  42 -class_Lattices_Olower__semilattice(A) | c_Lattices_Olower__semilattice__class_Oinf(B,B,A) = B # label(cls_inf__idem_0) # label(axiom).  [assumption].
% 0.86/1.21  Derived: -class_Lattices_Olattice(A) | c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_fun(D,A)) = B | -c_lessequals(B,C,tc_fun(D,A)).  [resolve(23,a,24,a)].
% 0.86/1.21  Derived: -class_Lattices_Olattice(A) | c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_fun(D,A)) != B | c_lessequals(B,C,tc_fun(D,A)).  [resolve(23,a,25,a)].
% 0.86/1.21  Derived: -class_Lattices_Olattice(A) | c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_fun(D,A)) = C | -c_lessequals(C,B,tc_fun(D,A)).  [resolve(23,a,26,a)].
% 0.86/1.21  Derived: -class_Lattices_Olattice(A) | c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_fun(D,A)) = c_Lattices_Olower__semilattice__class_Oinf(C,B,tc_fun(D,A)).  [resolve(23,a,27,a)].
% 0.86/1.21  Derived: -class_Lattices_Olattice(A) | c_Lattices_Olower__semilattice__class_Oinf(B,c_Lattices_Olower__semilattice__class_Oinf(C,D,tc_fun(E,A)),tc_fun(E,A)) = c_Lattices_Olower__semilattice__class_Oinf(C,c_Lattices_Olower__semilattice__class_Oinf(B,D,tc_fun(E,A)),tc_fun(E,A)).  [resolve(23,a,28,a)].
% 0.86/1.21  Derived: -class_Lattices_Olattice(A) | c_Lattices_Olower__semilattice__class_Oinf(c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_fun(D,A)),E,tc_fun(D,A)) = c_Lattices_Olower__semilattice__class_Oinf(B,c_Lattices_Olower__semilattice__class_Oinf(C,E,tc_fun(D,A)),tc_fun(D,A)).  [resolve(23,a,29,a)].
% 0.86/1.21  Derived: -class_Lattices_Olattice(A) | c_lessequals(B,C,tc_fun(D,A)) | -c_lessequals(B,c_Lattices_Olower__semilattice__class_Oinf(C,E,tc_fun(D,A)),tc_fun(D,A)).  [resolve(23,a,30,a)].
% 0.86/1.21  Derived: -class_Lattices_Olattice(A) | c_lessequals(B,C,tc_fun(D,A)) | -c_lessequals(B,c_Lattices_Olower__semilattice__class_Oinf(E,C,tc_fun(D,A)),tc_fun(D,A)).  [resolve(23,a,31,a)].
% 0.86/1.21  Derived: -class_Lattices_Olattice(A) | c_lessequals(c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_fun(D,A)),E,tc_fun(D,A)) | -c_lessequals(B,E,tc_fun(D,A)).  [resolve(23,a,32,a)].
% 0.86/1.21  Derived: -class_Lattices_Olattice(A) | c_lessequals(c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_fun(D,A)),E,tc_fun(D,A)) | -c_lessequals(C,E,tc_fun(D,A)).  [resolve(23,a,33,a)].
% 0.86/1.21  Derived: -class_Lattices_Olattice(A) | c_lessequals(B,c_Lattices_Olower__semilattice__class_Oinf(C,D,tc_fun(E,A)),tc_fun(E,A)) | -c_lessequals(B,D,tc_fun(E,A)) | -c_lessequals(B,C,tc_fun(E,A)).  [resolve(23,a,36,a)].
% 0.86/1.21  Derived: -class_Lattices_Olattice(A) | c_lessequals(c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_fun(D,A)),C,tc_fun(D,A)).  [resolve(23,a,39,a)].
% 0.86/1.21  Derived: -class_Lattices_Olattice(A) | c_lessequals(c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_fun(D,A)),B,tc_fun(D,A)).  [resolve(23,a,40,a)].
% 0.86/1.21  Derived: -class_Lattices_Olattice(A) | c_Lattices_Olower__semilattice__class_Oinf(B,c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_fun(D,A)),tc_fun(D,A)) = c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_fun(D,A)).  [resolve(23,a,41,a)].
% 0.86/1.21  Derived: -class_Lattices_Olattice(A) | c_Lattices_Olower__semilattice__class_Oinf(B,B,tc_fun(C,A)) = B.  [resolve(23,a,42,a)].
% 0.86/1.21  43 class_Lattices_Olower__semilattice(tc_nat) # label(clsarity_nat__Lattices_Olower__semilattice) # label(axiom).  [assumption].
% 0.86/1.21  Derived: c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_nat) = A | -c_lessequals(A,B,tc_nat).  [resolve(43,a,24,a)].
% 0.86/1.21  Derived: c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_nat) != A | c_lessequals(A,B,tc_nat).  [resolve(43,a,25,a)].
% 0.86/1.21  Derived: c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_nat) = B | -c_lessequals(B,A,tc_nat).  [resolve(43,a,26,a)].
% 0.86/1.21  Derived: c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_nat) = c_Lattices_Olower__semilattice__class_Oinf(B,A,tc_nat).  [resolve(43,a,27,a)].
% 0.86/1.21  Derived: c_Lattices_Olower__semilattice__class_Oinf(A,c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_nat),tc_nat) = c_Lattices_Olower__semilattice__class_Oinf(B,c_Lattices_Olower__semilattice__class_Oinf(A,C,tc_nat),tc_nat).  [resolve(43,a,28,a)].
% 0.86/1.21  Derived: c_Lattices_Olower__semilattice__class_Oinf(c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_nat),C,tc_nat) = c_Lattices_Olower__semilattice__class_Oinf(A,c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_nat),tc_nat).  [resolve(43,a,29,a)].
% 0.86/1.21  Derived: c_lessequals(A,B,tc_nat) | -c_lessequals(A,c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_nat),tc_nat).  [resolve(43,a,30,a)].
% 0.86/1.21  Derived: c_lessequals(A,B,tc_nat) | -c_lessequals(A,c_Lattices_Olower__semilattice__class_Oinf(C,B,tc_nat),tc_nat).  [resolve(43,a,31,a)].
% 0.86/1.21  Derived: c_lessequals(c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_nat),C,tc_nat) | -c_lessequals(A,C,tc_nat).  [resolve(43,a,32,a)].
% 0.86/1.21  Derived: c_lessequals(c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_nat),C,tc_nat) | -c_lessequals(B,C,tc_nat).  [resolve(43,a,33,a)].
% 0.86/1.21  Derived: c_lessequals(A,c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_nat),tc_nat) | -c_lessequals(A,C,tc_nat) | -c_lessequals(A,B,tc_nat).  [resolve(43,a,36,a)].
% 0.86/1.21  Derived: c_lessequals(c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_nat),B,tc_nat).  [resolve(43,a,39,a)].
% 0.86/1.21  Derived: c_lessequals(c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_nat),A,tc_nat).  [resolve(43,a,40,a)].
% 0.86/1.21  Derived: c_Lattices_Olower__semilattice__class_Oinf(A,c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_nat),tc_nat) = c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_nat).  [resolve(43,a,41,a)].
% 0.86/1.21  Derived: c_Lattices_Olower__semilattice__class_Oinf(A,A,tc_nat) = A.  [resolve(43,a,42,a)].
% 0.86/1.21  44 class_Lattices_Olower__semilattice(tc_bool) # label(clsarity_bool__Lattices_Olower__semilattice) # label(axiom).  [assumption].
% 0.86/1.21  Derived: c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_bool) = A | -c_lessequals(A,B,tc_bool).  [resolve(44,a,24,a)].
% 0.86/1.21  Derived: c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_bool) != A | c_lessequals(A,B,tc_bool).  [resolve(44,a,25,a)].
% 0.86/1.21  Derived: c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_bool) = B | -c_lessequals(B,A,tc_bool).  [resolve(44,a,26,a)].
% 0.86/1.21  Derived: c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_bool) = c_Lattices_Olower__semilattice__class_Oinf(B,A,tc_bool).  [resolve(44,a,27,a)].
% 0.86/1.21  Derived: c_Lattices_Olower__semilattice__class_Oinf(A,c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_bool),tc_bool) = c_Lattices_Olower__semilattice__class_Oinf(B,c_Lattices_Olower__semilattice__class_Oinf(A,C,tc_bool),tc_bool).  [resolve(44,a,28,a)].
% 0.86/1.21  Derived: c_Lattices_Olower__semilattice__class_Oinf(c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_bool),C,tc_bool) = c_Lattices_Olower__semilattice__class_Oinf(A,c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_bool),tc_bool).  [resolve(44,a,29,a)].
% 0.86/1.21  Derived: c_lessequals(A,B,tc_bool) | -c_lessequals(A,c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_bool),tc_bool).  [resolve(44,a,30,a)].
% 0.86/1.49  Derived: c_lessequals(A,B,tc_bool) | -c_lessequals(A,c_Lattices_Olower__semilattice__class_Oinf(C,B,tc_bool),tc_bool).  [resolve(44,a,31,a)].
% 0.86/1.49  Derived: c_lessequals(c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_bool),C,tc_bool) | -c_lessequals(A,C,tc_bool).  [resolve(44,a,32,a)].
% 0.86/1.49  Derived: c_lessequals(c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_bool),C,tc_bool) | -c_lessequals(B,C,tc_bool).  [resolve(44,a,33,a)].
% 0.86/1.49  Derived: c_lessequals(A,c_Lattices_Olower__semilattice__class_Oinf(B,C,tc_bool),tc_bool) | -c_lessequals(A,C,tc_bool) | -c_lessequals(A,B,tc_bool).  [resolve(44,a,36,a)].
% 0.86/1.49  Derived: c_lessequals(c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_bool),B,tc_bool).  [resolve(44,a,39,a)].
% 0.86/1.49  Derived: c_lessequals(c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_bool),A,tc_bool).  [resolve(44,a,40,a)].
% 0.86/1.49  Derived: c_Lattices_Olower__semilattice__class_Oinf(A,c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_bool),tc_bool) = c_Lattices_Olower__semilattice__class_Oinf(A,B,tc_bool).  [resolve(44,a,41,a)].
% 0.86/1.49  Derived: c_Lattices_Olower__semilattice__class_Oinf(A,A,tc_bool) = A.  [resolve(44,a,42,a)].
% 0.86/1.49  45 class_Orderings_Olinorder(tc_nat) # label(clsarity_nat__Orderings_Olinorder) # label(axiom).  [assumption].
% 0.86/1.49  46 -class_Orderings_Olinorder(A) | c_lessequals(B,C,A) | c_lessequals(C,B,A) # label(cls_linorder__linear_0) # label(axiom).  [assumption].
% 0.86/1.49  Derived: c_lessequals(A,B,tc_nat) | c_lessequals(B,A,tc_nat).  [resolve(45,a,46,a)].
% 0.86/1.49  
% 0.86/1.49  ============================== end predicate elimination =============
% 0.86/1.49  
% 0.86/1.49  Auto_denials:  (non-Horn, no changes).
% 0.86/1.49  
% 0.86/1.49  Term ordering decisions:
% 0.86/1.49  Function symbol KB weights:  tc_bool=1. tc_nat=1. t_a=1. v_x=1. c_Com_Ocom_OSKIP=1. v_P=1. v_n=1. v_xa=1. v_Ga=1. v_xb=1. hAPP=1. tc_fun=1. c_Com_Ocom_OWhile=1. c_Com_Ocom_OSemi=1. c_Collect=1. c_Com_Ocom_OAss=1. v_sko__Hoare__Mirabelle__Xhoare__valids__def__1=1. v_sko__Hoare__Mirabelle__Xtriples__valid__Suc__1=1. v_sko__Hoare__Mirabelle__Xhoare__valids__def__2=1. c_in=1. c_Orderings_Obot__class_Obot=1. c_Suc=1. c_Fun_Oid=1. tc_Hoare__Mirabelle_Otriple=1. c_Com_Ocom_OBODY=1. c_COMBI=1. c_fequal=1. c_Lattices_Oupper__semilattice__class_Osup=1. c_Lattices_Olower__semilattice__class_Oinf=1. c_Set_Oinsert=1. c_HOL_Ominus__class_Ominus=1. c_Com_Ocom_OCond=1. c_Com_Ocom_OCall=1. c_Com_Ocom_OLocal=1. c_ATP__Linkup_Osko__Set__XballE__1__1=1. c_ATP__Linkup_Osko__Set__XbexE__1__1=1. c_ATP__Linkup_Osko__Set__XbexI__1__1=1. c_ATP__Linkup_Osko__Set__Xrev__bexI__1__1=1. c_SetInterval_Oord_OatMost=1. c_SetInterval_Oord_OgreaterThan=1. c_SetInterval_Oord_OlessThan=1. c_Set_Oimage=1. c_Set_Ovimage=1. c_Complete__Lattice_Ocomplete__lattice__class_OSUPR=1. c_COMBC=1. c_Hoare__Mirabelle_Otriple_Otriple=1. c_ATP__Linkup_Osko__Complete__Lattice__Xball__conj__distrib__1__1=1. c_ATP__Linkup_Osko__Set__Xbex__Un__1__3=1. c_SetInterval_Oord_OatLeastAtMost=1. c_Fun_Ocomp=1. c_Fun_Ofcomp=1. c_SetInterval_Oord_OatLeastLessThan=1. c_ATP__Linkup_Osko__Complete__Lattice__Xbex__UN__1__3=1. c_Natural_Osko__Natural__Xevaln__max2__1__1=1. c_Com_Ocom_Ocom__rec=1. c_Com_Ocom_Ocom__case=1.
% 0.86/1.49  
% 0.86/1.49  ============================== end of process initial clauses ========
% 0.86/1.49  
% 0.86/1.49  ============================== CLAUSES FOR SEARCH ====================
% 0.86/1.49  
% 0.86/1.49  ============================== end of clauses for search =============
% 0.86/1.49  
% 0.86/1.49  ============================== SEARCH ================================
% 0.86/1.49  
% 0.86/1.49  % Starting search at 0.18 seconds.
% 0.86/1.49  
% 0.86/1.49  ============================== PROOF =================================
% 0.86/1.49  % SZS status Unsatisfiable
% 0.86/1.49  % SZS output start Refutation
% 0.86/1.49  
% 0.86/1.49  % Proof 1 at 0.37 (+ 0.01) seconds.
% 0.86/1.49  % Length of proof is 6.
% 0.86/1.49  % Level of proof is 2.
% 0.86/1.49  % Maximum clause weight is 8.000.
% 0.86/1.49  % Given clauses 271.
% 0.86/1.49  
% 0.86/1.49  535 A = B | -c_Natural_Oevaln(c_Com_Ocom_OSKIP,B,C,A) # label(cls_evaln__elim__cases_I1_J_0) # label(axiom).  [assumption].
% 0.86/1.49  536 hBOOL(hAPP(hAPP(v_P,v_x),v_xa)) # label(cls_conjecture_0) # label(negated_conjecture).  [assumption].
% 0.86/1.49  537 c_Natural_Oevaln(c_Com_Ocom_OSKIP,v_xa,v_n,v_xb) # label(cls_conjecture_1) # label(negated_conjecture).  [assumption].
% 0.86/1.49  538 -hBOOL(hAPP(hAPP(v_P,v_x),v_xb)) # label(cls_conjecture_2) # label(negated_conjecture).  [assumption].
% 0.86/1.49  2044 v_xb = v_xa.  [resolve(537,a,535,b)].
% 0.86/1.49  2045 $F.  [back_rewrite(538),rewrite([2044(4)]),unit_del(a,536)].
% 0.86/1.49  
% 0.86/1.49  % SZS output end Refutation
% 0.86/1.49  ============================== end of proof ==========================
% 0.86/1.49  
% 0.86/1.49  ============================== STATISTICS ============================
% 0.86/1.49  
% 0.86/1.49  Given=271. Generated=3465. Kept=1868. proofs=1.
% 0.86/1.49  Usable=245. Sos=1126. Demods=337. Limbo=1, Disabled=1106. Hints=0.
% 0.86/1.49  Megabytes=4.59.
% 0.86/1.49  User_CPU=0.37, System_CPU=0.01, Wall_clock=1.
% 0.86/1.49  
% 0.86/1.49  ============================== end of statistics =====================
% 0.86/1.49  
% 0.86/1.49  ============================== end of search =========================
% 0.86/1.49  
% 0.86/1.49  THEOREM PROVED
% 0.86/1.49  % SZS status Unsatisfiable
% 0.86/1.49  
% 0.86/1.49  Exiting with 1 proof.
% 0.86/1.49  
% 0.86/1.49  Process 25438 exit (max_proofs) Thu Jun 16 00:49:40 2022
% 0.86/1.49  Prover9 interrupted
%------------------------------------------------------------------------------