TSTP Solution File: GRP186-1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : GRP186-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n010.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 : Sat Jul 16 11:18:02 EDT 2022

% Result   : Unsatisfiable 8.08s 8.37s
% Output   : Refutation 8.08s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : GRP186-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% 0.07/0.13  % Command  : tptp2X_and_run_prover9 %d %s
% 0.13/0.34  % Computer : n010.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 : Tue Jun 14 05:45:24 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 3.35/3.65  ============================== Prover9 ===============================
% 3.35/3.65  Prover9 (32) version 2009-11A, November 2009.
% 3.35/3.65  Process 28193 was started by sandbox2 on n010.cluster.edu,
% 3.35/3.65  Tue Jun 14 05:45:25 2022
% 3.35/3.65  The command was "/export/starexec/sandbox2/solver/bin/prover9 -t 300 -f /tmp/Prover9_28040_n010.cluster.edu".
% 3.35/3.65  ============================== end of head ===========================
% 3.35/3.65  
% 3.35/3.65  ============================== INPUT =================================
% 3.35/3.65  
% 3.35/3.65  % Reading from file /tmp/Prover9_28040_n010.cluster.edu
% 3.35/3.65  
% 3.35/3.65  set(prolog_style_variables).
% 3.35/3.65  set(auto2).
% 3.35/3.65      % set(auto2) -> set(auto).
% 3.35/3.65      % set(auto) -> set(auto_inference).
% 3.35/3.65      % set(auto) -> set(auto_setup).
% 3.35/3.65      % set(auto_setup) -> set(predicate_elim).
% 3.35/3.65      % set(auto_setup) -> assign(eq_defs, unfold).
% 3.35/3.65      % set(auto) -> set(auto_limits).
% 3.35/3.65      % set(auto_limits) -> assign(max_weight, "100.000").
% 3.35/3.65      % set(auto_limits) -> assign(sos_limit, 20000).
% 3.35/3.65      % set(auto) -> set(auto_denials).
% 3.35/3.65      % set(auto) -> set(auto_process).
% 3.35/3.65      % set(auto2) -> assign(new_constants, 1).
% 3.35/3.65      % set(auto2) -> assign(fold_denial_max, 3).
% 3.35/3.65      % set(auto2) -> assign(max_weight, "200.000").
% 3.35/3.65      % set(auto2) -> assign(max_hours, 1).
% 3.35/3.65      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 3.35/3.65      % set(auto2) -> assign(max_seconds, 0).
% 3.35/3.65      % set(auto2) -> assign(max_minutes, 5).
% 3.35/3.65      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 3.35/3.65      % set(auto2) -> set(sort_initial_sos).
% 3.35/3.65      % set(auto2) -> assign(sos_limit, -1).
% 3.35/3.65      % set(auto2) -> assign(lrs_ticks, 3000).
% 3.35/3.65      % set(auto2) -> assign(max_megs, 400).
% 3.35/3.65      % set(auto2) -> assign(stats, some).
% 3.35/3.65      % set(auto2) -> clear(echo_input).
% 3.35/3.65      % set(auto2) -> set(quiet).
% 3.35/3.65      % set(auto2) -> clear(print_initial_clauses).
% 3.35/3.65      % set(auto2) -> clear(print_given).
% 3.35/3.65  assign(lrs_ticks,-1).
% 3.35/3.65  assign(sos_limit,10000).
% 3.35/3.65  assign(order,kbo).
% 3.35/3.65  set(lex_order_vars).
% 3.35/3.65  clear(print_given).
% 3.35/3.65  
% 3.35/3.65  % formulas(sos).  % not echoed (16 formulas)
% 3.35/3.65  
% 3.35/3.65  ============================== end of input ==========================
% 3.35/3.65  
% 3.35/3.65  % From the command line: assign(max_seconds, 300).
% 3.35/3.65  
% 3.35/3.65  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 3.35/3.65  
% 3.35/3.65  % Formulas that are not ordinary clauses:
% 3.35/3.65  
% 3.35/3.65  ============================== end of process non-clausal formulas ===
% 3.35/3.65  
% 3.35/3.65  ============================== PROCESS INITIAL CLAUSES ===============
% 3.35/3.65  
% 3.35/3.65  ============================== PREDICATE ELIMINATION =================
% 3.35/3.65  
% 3.35/3.65  ============================== end predicate elimination =============
% 3.35/3.65  
% 3.35/3.65  Auto_denials:
% 3.35/3.65    % copying label prove_p23 to answer in negative clause
% 3.35/3.65  
% 3.35/3.65  Term ordering decisions:
% 3.35/3.65  
% 3.35/3.65  % Assigning unary symbol inverse kb_weight 0 and highest precedence (8).
% 3.35/3.65  Function symbol KB weights:  identity=1. a=1. b=1. multiply=1. greatest_lower_bound=1. least_upper_bound=1. inverse=0.
% 3.35/3.65  
% 3.35/3.65  ============================== end of process initial clauses ========
% 3.35/3.65  
% 3.35/3.65  ============================== CLAUSES FOR SEARCH ====================
% 3.35/3.65  
% 3.35/3.65  ============================== end of clauses for search =============
% 3.35/3.65  
% 3.35/3.65  ============================== SEARCH ================================
% 3.35/3.65  
% 3.35/3.65  % Starting search at 0.01 seconds.
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=37.000, iters=3366
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=36.000, iters=3360
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=35.000, iters=3385
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=32.000, iters=3422
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=31.000, iters=3394
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=30.000, iters=3334
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=29.000, iters=3483
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=28.000, iters=3393
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=27.000, iters=3365
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=26.000, iters=3338
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=25.000, iters=3360
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=24.000, iters=3336
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=23.000, iters=3350
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=22.000, iters=3337
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=21.000, iters=3333
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=20.000, iters=3341
% 3.35/3.65  
% 3.35/3.65  NOTE: Back_subsumption disabled, ratio of kept to back_subsumed is 21 (0.00 of 2.11 sec).
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=19.000, iters=3340
% 3.35/3.65  
% 3.35/3.65  Low Water (keep): wt=18.000, iters=3341
% 3.35/3.65  
% 3.35/3.65  Low Water (displace): id=5290, wt=43.000
% 3.35/3.65  
% 3.35/3.65  Low Water (displace): id=5752, wt=41.000
% 3.35/3.65  
% 3.35/3.65  Low Water (displace): id=6153, wt=40.000
% 3.35/3.65  
% 3.35/3.65  Low Water (displace): id=5694, wt=39.000
% 3.35/3.65  
% 3.35/3.65  Low Water (displace): id=5693, wt=38.000
% 3.35/3.65  
% 3.35/3.65  Low Water (displace): id=6243, wt=37.000
% 8.08/8.37  
% 8.08/8.37  Low Water (displace): id=12573, wt=17.000
% 8.08/8.37  
% 8.08/8.37  Low Water (displace): id=12656, wt=16.000
% 8.08/8.37  
% 8.08/8.37  Low Water (displace): id=13160, wt=15.000
% 8.08/8.37  
% 8.08/8.37  Low Water (keep): wt=17.000, iters=3345
% 8.08/8.37  
% 8.08/8.37  Low Water (displace): id=13353, wt=14.000
% 8.08/8.37  
% 8.08/8.37  Low Water (displace): id=15119, wt=13.000
% 8.08/8.37  
% 8.08/8.37  ============================== PROOF =================================
% 8.08/8.37  % SZS status Unsatisfiable
% 8.08/8.37  % SZS output start Refutation
% 8.08/8.37  
% 8.08/8.37  % Proof 1 at 7.17 (+ 0.24) seconds: prove_p23.
% 8.08/8.37  % Length of proof is 112.
% 8.08/8.37  % Level of proof is 15.
% 8.08/8.37  % Maximum clause weight is 19.000.
% 8.08/8.37  % Given clauses 1022.
% 8.08/8.37  
% 8.08/8.37  1 multiply(identity,A) = A # label(left_identity) # label(axiom).  [assumption].
% 8.08/8.37  2 least_upper_bound(A,A) = A # label(idempotence_of_lub) # label(axiom).  [assumption].
% 8.08/8.37  3 greatest_lower_bound(A,A) = A # label(idempotence_of_gld) # label(axiom).  [assumption].
% 8.08/8.37  4 multiply(inverse(A),A) = identity # label(left_inverse) # label(axiom).  [assumption].
% 8.08/8.37  5 greatest_lower_bound(A,B) = greatest_lower_bound(B,A) # label(symmetry_of_glb) # label(axiom).  [assumption].
% 8.08/8.37  6 least_upper_bound(A,B) = least_upper_bound(B,A) # label(symmetry_of_lub) # label(axiom).  [assumption].
% 8.08/8.37  7 least_upper_bound(A,greatest_lower_bound(A,B)) = A # label(lub_absorbtion) # label(axiom).  [assumption].
% 8.08/8.37  8 greatest_lower_bound(A,least_upper_bound(A,B)) = A # label(glb_absorbtion) # label(axiom).  [assumption].
% 8.08/8.37  9 multiply(multiply(A,B),C) = multiply(A,multiply(B,C)) # label(associativity) # label(axiom).  [assumption].
% 8.08/8.37  10 greatest_lower_bound(A,greatest_lower_bound(B,C)) = greatest_lower_bound(greatest_lower_bound(A,B),C) # label(associativity_of_glb) # label(axiom).  [assumption].
% 8.08/8.37  11 greatest_lower_bound(A,greatest_lower_bound(B,C)) = greatest_lower_bound(C,greatest_lower_bound(A,B)).  [copy(10),rewrite([5(4)])].
% 8.08/8.37  12 least_upper_bound(A,least_upper_bound(B,C)) = least_upper_bound(least_upper_bound(A,B),C) # label(associativity_of_lub) # label(axiom).  [assumption].
% 8.08/8.37  13 least_upper_bound(A,least_upper_bound(B,C)) = least_upper_bound(C,least_upper_bound(A,B)).  [copy(12),rewrite([6(4)])].
% 8.08/8.37  14 multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)) # label(monotony_lub1) # label(axiom).  [assumption].
% 8.08/8.37  15 least_upper_bound(multiply(A,B),multiply(A,C)) = multiply(A,least_upper_bound(B,C)).  [copy(14),flip(a)].
% 8.08/8.37  16 multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)) # label(monotony_glb1) # label(axiom).  [assumption].
% 8.08/8.37  17 greatest_lower_bound(multiply(A,B),multiply(A,C)) = multiply(A,greatest_lower_bound(B,C)).  [copy(16),flip(a)].
% 8.08/8.37  18 multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)) # label(monotony_lub2) # label(axiom).  [assumption].
% 8.08/8.37  19 least_upper_bound(multiply(A,B),multiply(C,B)) = multiply(least_upper_bound(A,C),B).  [copy(18),flip(a)].
% 8.08/8.37  20 multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)) # label(monotony_glb2) # label(axiom).  [assumption].
% 8.08/8.37  21 greatest_lower_bound(multiply(A,B),multiply(C,B)) = multiply(greatest_lower_bound(A,C),B).  [copy(20),flip(a)].
% 8.08/8.37  22 least_upper_bound(multiply(a,b),identity) != multiply(a,inverse(greatest_lower_bound(a,inverse(b)))) # label(prove_p23) # label(negated_conjecture) # answer(prove_p23).  [assumption].
% 8.08/8.37  23 least_upper_bound(identity,multiply(a,b)) != multiply(a,inverse(greatest_lower_bound(a,inverse(b)))) # answer(prove_p23).  [copy(22),rewrite([6(5)])].
% 8.08/8.37  24 multiply(inverse(A),multiply(A,B)) = B.  [para(4(a,1),9(a,1,1)),rewrite([1(2)]),flip(a)].
% 8.08/8.37  25 greatest_lower_bound(A,greatest_lower_bound(A,B)) = greatest_lower_bound(A,B).  [para(11(a,1),3(a,1)),rewrite([5(1),5(2),11(2,R),3(1),5(3)])].
% 8.08/8.37  28 least_upper_bound(A,least_upper_bound(B,greatest_lower_bound(A,C))) = least_upper_bound(A,B).  [para(7(a,1),13(a,2,2)),rewrite([6(2),6(4)])].
% 8.08/8.37  29 least_upper_bound(identity,multiply(inverse(A),B)) = multiply(inverse(A),least_upper_bound(A,B)).  [para(4(a,1),15(a,1,1))].
% 8.08/8.37  30 greatest_lower_bound(identity,multiply(inverse(A),B)) = multiply(inverse(A),greatest_lower_bound(A,B)).  [para(4(a,1),17(a,1,1))].
% 8.08/8.37  31 least_upper_bound(A,multiply(B,A)) = multiply(least_upper_bound(B,identity),A).  [para(1(a,1),19(a,1,1)),rewrite([6(4)])].
% 8.08/8.37  32 least_upper_bound(identity,multiply(A,B)) = multiply(least_upper_bound(A,inverse(B)),B).  [para(4(a,1),19(a,1,1)),rewrite([6(5)])].
% 8.08/8.37  35 greatest_lower_bound(A,multiply(B,A)) = multiply(greatest_lower_bound(B,identity),A).  [para(1(a,1),21(a,1,1)),rewrite([5(4)])].
% 8.08/8.37  36 greatest_lower_bound(identity,multiply(A,B)) = multiply(greatest_lower_bound(A,inverse(B)),B).  [para(4(a,1),21(a,1,1)),rewrite([5(5)])].
% 8.08/8.37  37 greatest_lower_bound(multiply(A,multiply(B,C)),multiply(D,C)) = multiply(greatest_lower_bound(D,multiply(A,B)),C).  [para(9(a,1),21(a,1,1)),rewrite([5(6)])].
% 8.08/8.37  40 multiply(inverse(inverse(A)),identity) = A.  [para(4(a,1),24(a,1,2))].
% 8.08/8.37  42 multiply(inverse(A),least_upper_bound(B,multiply(A,C))) = least_upper_bound(C,multiply(inverse(A),B)).  [para(24(a,1),15(a,1,1)),rewrite([6(6)]),flip(a)].
% 8.08/8.37  43 multiply(inverse(A),greatest_lower_bound(B,multiply(A,C))) = greatest_lower_bound(C,multiply(inverse(A),B)).  [para(24(a,1),17(a,1,1)),rewrite([5(6)]),flip(a)].
% 8.08/8.37  46 multiply(inverse(inverse(A)),B) = multiply(A,B).  [para(24(a,1),24(a,1,2))].
% 8.08/8.37  47 multiply(A,identity) = A.  [back_rewrite(40),rewrite([46(4)])].
% 8.08/8.37  49 least_upper_bound(A,multiply(A,B)) = multiply(A,least_upper_bound(B,identity)).  [para(47(a,1),15(a,1,1)),rewrite([6(4)])].
% 8.08/8.37  50 greatest_lower_bound(A,multiply(A,B)) = multiply(A,greatest_lower_bound(B,identity)).  [para(47(a,1),17(a,1,1)),rewrite([5(4)])].
% 8.08/8.37  54 multiply(A,inverse(A)) = identity.  [para(46(a,1),4(a,1))].
% 8.08/8.37  60 inverse(inverse(A)) = A.  [para(46(a,1),47(a,1)),rewrite([47(2)]),flip(a)].
% 8.08/8.37  61 multiply(A,multiply(B,inverse(multiply(A,B)))) = identity.  [para(54(a,1),9(a,1)),flip(a)].
% 8.08/8.37  62 least_upper_bound(identity,multiply(A,B)) = multiply(A,least_upper_bound(B,inverse(A))).  [para(54(a,1),15(a,1,1)),rewrite([6(5)])].
% 8.08/8.37  79 multiply(A,inverse(multiply(B,A))) = inverse(B).  [para(61(a,1),24(a,1,2)),rewrite([47(3)]),flip(a)].
% 8.08/8.37  87 inverse(multiply(A,B)) = multiply(inverse(B),inverse(A)).  [para(79(a,1),24(a,1,2)),flip(a)].
% 8.08/8.37  88 multiply(least_upper_bound(inverse(A),identity),A) = least_upper_bound(A,identity).  [para(4(a,1),31(a,1,2)),flip(a)].
% 8.08/8.37  89 greatest_lower_bound(A,multiply(least_upper_bound(B,identity),A)) = A.  [para(31(a,1),8(a,1,2))].
% 8.08/8.37  104 multiply(inverse(least_upper_bound(A,identity)),least_upper_bound(B,multiply(A,B))) = B.  [para(31(a,2),24(a,1,2))].
% 8.08/8.37  108 multiply(least_upper_bound(A,identity),inverse(A)) = least_upper_bound(inverse(A),identity).  [para(54(a,1),31(a,1,2)),flip(a)].
% 8.08/8.37  112 greatest_lower_bound(identity,multiply(inverse(A),least_upper_bound(A,B))) = identity.  [para(29(a,1),8(a,1,2))].
% 8.08/8.37  126 multiply(inverse(A),least_upper_bound(A,identity)) = least_upper_bound(identity,inverse(A)).  [para(47(a,1),29(a,1,2)),flip(a)].
% 8.08/8.37  129 least_upper_bound(identity,multiply(inverse(A),least_upper_bound(B,greatest_lower_bound(A,C)))) = multiply(inverse(A),least_upper_bound(A,B)).  [para(28(a,1),29(a,2,2))].
% 8.08/8.37  134 greatest_lower_bound(identity,least_upper_bound(A,identity)) = identity.  [para(47(a,1),89(a,1,2))].
% 8.08/8.37  137 greatest_lower_bound(A,multiply(A,least_upper_bound(B,identity))) = A.  [para(134(a,1),17(a,2,2)),rewrite([47(2),47(6)])].
% 8.08/8.37  139 greatest_lower_bound(A,greatest_lower_bound(B,multiply(A,least_upper_bound(C,identity)))) = greatest_lower_bound(A,B).  [para(137(a,1),11(a,2,2)),rewrite([5(4),5(6)])].
% 8.08/8.37  150 multiply(inverse(least_upper_bound(inverse(A),identity)),least_upper_bound(A,identity)) = A.  [para(88(a,1),24(a,1,2))].
% 8.08/8.37  168 multiply(inverse(A),greatest_lower_bound(A,identity)) = greatest_lower_bound(identity,inverse(A)).  [para(47(a,1),30(a,1,2)),flip(a)].
% 8.08/8.37  189 greatest_lower_bound(identity,multiply(least_upper_bound(A,inverse(B)),B)) = identity.  [para(32(a,1),8(a,1,2))].
% 8.08/8.37  207 multiply(inverse(least_upper_bound(A,inverse(B))),least_upper_bound(identity,multiply(A,B))) = B.  [para(32(a,2),24(a,1,2))].
% 8.08/8.37  266 greatest_lower_bound(identity,multiply(least_upper_bound(A,B),inverse(B))) = identity.  [para(60(a,1),189(a,1,2,1,2))].
% 8.08/8.37  272 greatest_lower_bound(identity,multiply(least_upper_bound(A,B),inverse(A))) = identity.  [para(6(a,1),266(a,1,2,1))].
% 8.08/8.37  273 greatest_lower_bound(identity,multiply(A,inverse(greatest_lower_bound(A,B)))) = identity.  [para(7(a,1),266(a,1,2,1))].
% 8.08/8.37  303 greatest_lower_bound(identity,multiply(least_upper_bound(A,least_upper_bound(B,C)),inverse(C))) = identity.  [para(13(a,2),272(a,1,2,1))].
% 8.08/8.37  308 greatest_lower_bound(identity,multiply(A,multiply(B,inverse(greatest_lower_bound(C,multiply(A,B)))))) = identity.  [para(9(a,1),273(a,1,2)),rewrite([5(3)])].
% 8.08/8.37  322 multiply(greatest_lower_bound(inverse(A),identity),A) = greatest_lower_bound(A,identity).  [para(4(a,1),35(a,1,2)),flip(a)].
% 8.08/8.37  340 multiply(greatest_lower_bound(A,identity),inverse(A)) = greatest_lower_bound(inverse(A),identity).  [para(54(a,1),35(a,1,2)),flip(a)].
% 8.08/8.37  366 multiply(greatest_lower_bound(identity,inverse(A)),A) = greatest_lower_bound(A,identity).  [para(5(a,1),322(a,1,1))].
% 8.08/8.37  384 least_upper_bound(identity,multiply(greatest_lower_bound(A,inverse(B)),B)) = identity.  [para(36(a,1),7(a,1,2))].
% 8.08/8.37  396 multiply(greatest_lower_bound(A,inverse(greatest_lower_bound(B,C))),greatest_lower_bound(B,C)) = greatest_lower_bound(identity,multiply(A,greatest_lower_bound(B,C))).  [para(36(a,2),17(a,2)),rewrite([17(9)])].
% 8.08/8.37  401 multiply(inverse(greatest_lower_bound(A,inverse(B))),greatest_lower_bound(identity,multiply(A,B))) = B.  [para(36(a,2),24(a,1,2))].
% 8.08/8.37  407 greatest_lower_bound(identity,least_upper_bound(A,multiply(B,A))) = multiply(greatest_lower_bound(least_upper_bound(B,identity),inverse(A)),A).  [para(31(a,2),36(a,1,2))].
% 8.08/8.37  433 least_upper_bound(identity,multiply(greatest_lower_bound(A,B),inverse(B))) = identity.  [para(60(a,1),384(a,1,2,1,2))].
% 8.08/8.37  459 least_upper_bound(identity,multiply(inverse(least_upper_bound(A,B)),A)) = identity.  [para(112(a,1),433(a,1,2,1)),rewrite([87(6),60(6),1(6)])].
% 8.08/8.37  476 multiply(greatest_lower_bound(A,multiply(B,C)),inverse(C)) = greatest_lower_bound(B,multiply(A,inverse(C))).  [para(54(a,1),37(a,1,1,2)),rewrite([47(2)]),flip(a)].
% 8.08/8.37  550 least_upper_bound(identity,multiply(inverse(least_upper_bound(A,B)),B)) = identity.  [para(6(a,1),459(a,1,2,1,1))].
% 8.08/8.37  599 least_upper_bound(inverse(A),inverse(greatest_lower_bound(B,A))) = inverse(greatest_lower_bound(B,A)).  [para(433(a,1),42(a,1,2)),rewrite([47(4),47(7)]),flip(a)].
% 8.08/8.37  646 greatest_lower_bound(inverse(A),inverse(least_upper_bound(B,A))) = inverse(least_upper_bound(B,A)).  [para(266(a,1),43(a,1,2)),rewrite([47(4),47(7)]),flip(a)].
% 8.08/8.37  761 multiply(A,least_upper_bound(inverse(A),identity)) = least_upper_bound(A,identity).  [para(54(a,1),49(a,1,2)),flip(a)].
% 8.08/8.37  783 least_upper_bound(greatest_lower_bound(A,identity),greatest_lower_bound(inverse(A),identity)) = multiply(greatest_lower_bound(inverse(A),identity),least_upper_bound(A,identity)).  [para(322(a,1),49(a,1,2)),rewrite([6(6)])].
% 8.08/8.37  786 least_upper_bound(greatest_lower_bound(A,identity),greatest_lower_bound(identity,inverse(A))) = multiply(greatest_lower_bound(identity,inverse(A)),least_upper_bound(A,identity)).  [para(366(a,1),49(a,1,2)),rewrite([6(6)])].
% 8.08/8.37  814 greatest_lower_bound(least_upper_bound(A,identity),least_upper_bound(inverse(A),identity)) = multiply(greatest_lower_bound(A,identity),least_upper_bound(inverse(A),identity)).  [para(761(a,1),35(a,1,2)),rewrite([5(6)])].
% 8.08/8.37  927 multiply(A,greatest_lower_bound(inverse(A),identity)) = greatest_lower_bound(A,identity).  [para(54(a,1),50(a,1,2)),flip(a)].
% 8.08/8.37  933 multiply(least_upper_bound(inverse(A),identity),greatest_lower_bound(A,identity)) = multiply(greatest_lower_bound(A,identity),least_upper_bound(inverse(A),identity)).  [para(88(a,1),50(a,1,2)),rewrite([5(6),814(6)]),flip(a)].
% 8.08/8.37  978 multiply(least_upper_bound(A,identity),greatest_lower_bound(inverse(A),identity)) = multiply(greatest_lower_bound(inverse(A),identity),least_upper_bound(A,identity)).  [para(927(a,1),31(a,1,2)),rewrite([6(6),783(6)]),flip(a)].
% 8.08/8.37  1028 multiply(greatest_lower_bound(inverse(A),identity),least_upper_bound(A,identity)) = multiply(greatest_lower_bound(A,identity),least_upper_bound(inverse(A),identity)).  [para(108(a,1),50(a,1,2)),rewrite([814(6),978(12)]),flip(a)].
% 8.08/8.37  1030 least_upper_bound(greatest_lower_bound(A,identity),greatest_lower_bound(inverse(A),identity)) = multiply(greatest_lower_bound(A,identity),least_upper_bound(inverse(A),identity)).  [back_rewrite(783),rewrite([1028(12)])].
% 8.08/8.37  1126 least_upper_bound(A,inverse(least_upper_bound(inverse(A),identity))) = A.  [para(150(a,1),49(a,1,2)),rewrite([6(5),6(13),13(13,R),2(12),150(12)])].
% 8.08/8.37  1130 multiply(inverse(greatest_lower_bound(A,identity)),A) = inverse(greatest_lower_bound(identity,inverse(A))).  [para(168(a,1),87(a,1,1)),rewrite([60(9)]),flip(a)].
% 8.08/8.37  1230 multiply(A,inverse(greatest_lower_bound(A,identity))) = inverse(greatest_lower_bound(inverse(A),identity)).  [para(340(a,1),87(a,1,1)),rewrite([60(6)]),flip(a)].
% 8.08/8.37  1259 multiply(greatest_lower_bound(A,B),least_upper_bound(C,inverse(greatest_lower_bound(A,B)))) = least_upper_bound(identity,multiply(greatest_lower_bound(A,B),C)).  [para(62(a,2),21(a,2)),rewrite([21(9)])].
% 8.08/8.37  1611 multiply(inverse(least_upper_bound(A,identity)),multiply(greatest_lower_bound(A,identity),least_upper_bound(inverse(A),identity))) = greatest_lower_bound(inverse(A),identity).  [para(927(a,1),104(a,1,2,2)),rewrite([6(9),1030(9)])].
% 8.08/8.37  2841 greatest_lower_bound(identity,multiply(least_upper_bound(A,B),least_upper_bound(inverse(B),identity))) = identity.  [para(1126(a,1),303(a,1,2,1,2)),rewrite([60(7)])].
% 8.08/8.37  5025 greatest_lower_bound(inverse(greatest_lower_bound(A,identity)),inverse(greatest_lower_bound(identity,inverse(A)))) = identity.  [para(1130(a,1),50(a,1,2)),rewrite([4(14)])].
% 8.08/8.37  5237 multiply(A,multiply(B,inverse(greatest_lower_bound(identity,multiply(A,B))))) = inverse(greatest_lower_bound(identity,multiply(inverse(B),inverse(A)))).  [para(1230(a,1),9(a,1)),rewrite([87(2),5(5),5(9)]),flip(a)].
% 8.08/8.37  6400 greatest_lower_bound(A,multiply(greatest_lower_bound(A,B),least_upper_bound(C,identity))) = greatest_lower_bound(A,multiply(B,least_upper_bound(C,identity))).  [para(21(a,1),139(a,1,2)),rewrite([5(1)])].
% 8.08/8.37  9540 least_upper_bound(identity,multiply(greatest_lower_bound(A,identity),least_upper_bound(B,identity))) = least_upper_bound(identity,multiply(greatest_lower_bound(A,identity),B)).  [para(5025(a,1),129(a,1,2,2,2)),rewrite([60(5),60(11),6(13),1259(14)])].
% 8.08/8.37  11218 inverse(least_upper_bound(A,greatest_lower_bound(B,A))) = inverse(A).  [para(433(a,1),207(a,1,2)),rewrite([60(3),6(2),47(5)])].
% 8.08/8.37  11219 inverse(least_upper_bound(inverse(A),inverse(least_upper_bound(B,A)))) = A.  [para(550(a,1),207(a,1,2)),rewrite([6(4),47(7)])].
% 8.08/8.37  11246 greatest_lower_bound(inverse(A),inverse(greatest_lower_bound(B,A))) = inverse(A).  [para(11218(a,1),646(a,1,2)),rewrite([5(4),11218(7)])].
% 8.08/8.37  11252 greatest_lower_bound(A,least_upper_bound(B,A)) = A.  [para(11219(a,1),646(a,1,2)),rewrite([60(3),5(2),11219(7)])].
% 8.08/8.37  11293 least_upper_bound(A,greatest_lower_bound(B,A)) = A.  [para(11246(a,1),599(a,1,2,1)),rewrite([60(3),60(3),6(2),11246(6),60(4)])].
% 8.08/8.37  12441 inverse(greatest_lower_bound(least_upper_bound(A,B),inverse(least_upper_bound(inverse(B),identity)))) = least_upper_bound(inverse(B),identity).  [para(2841(a,1),401(a,1,2)),rewrite([47(9)])].
% 8.08/8.37  14856 multiply(A,inverse(greatest_lower_bound(B,multiply(C,A)))) = inverse(greatest_lower_bound(C,multiply(B,inverse(A)))).  [para(308(a,1),401(a,1,2)),rewrite([87(5),60(4),476(4),25(4),47(6)]),flip(a)].
% 8.08/8.37  14870 inverse(greatest_lower_bound(identity,multiply(inverse(A),inverse(B)))) = multiply(B,inverse(greatest_lower_bound(B,inverse(A)))).  [back_rewrite(5237),rewrite([14856(5),1(3)]),flip(a)].
% 8.08/8.37  17006 greatest_lower_bound(identity,multiply(greatest_lower_bound(A,identity),least_upper_bound(inverse(A),identity))) = identity.  [para(168(a,1),407(a,1,2,2)),rewrite([786(7),6400(8),126(5),8(5),396(11),933(8)]),flip(a)].
% 8.08/8.37  17020 multiply(greatest_lower_bound(A,identity),least_upper_bound(inverse(A),identity)) = identity.  [para(17006(a,1),11293(a,1,2)),rewrite([6(8),9540(8),340(5),11293(5)]),flip(a)].
% 8.08/8.37  17024 inverse(least_upper_bound(A,identity)) = greatest_lower_bound(inverse(A),identity).  [back_rewrite(1611),rewrite([17020(9),47(5)])].
% 8.08/8.37  17080 inverse(greatest_lower_bound(A,identity)) = least_upper_bound(inverse(A),identity).  [back_rewrite(12441),rewrite([17024(5),60(3),11(4),5(3),11252(3),5(2)])].
% 8.08/8.37  17371 inverse(greatest_lower_bound(identity,multiply(A,B))) = least_upper_bound(identity,multiply(inverse(B),inverse(A))).  [para(87(a,1),17080(a,2,1)),rewrite([5(3),6(9)])].
% 8.08/8.37  17451 least_upper_bound(identity,multiply(A,B)) = multiply(A,inverse(greatest_lower_bound(A,inverse(B)))).  [back_rewrite(14870),rewrite([17371(6),60(3),60(3)])].
% 8.08/8.37  17452 $F # answer(prove_p23).  [resolve(17451,a,23,a)].
% 8.08/8.37  
% 8.08/8.37  % SZS output end Refutation
% 8.08/8.37  ============================== end of proof ==========================
% 8.08/8.37  
% 8.08/8.37  ============================== STATISTICS ============================
% 8.08/8.37  
% 8.08/8.37  Given=1022. Generated=364908. Kept=17444. proofs=1.
% 8.08/8.37  Usable=764. Sos=7867. Demods=8017. Limbo=80, Disabled=8748. Hints=0.
% 8.08/8.37  Megabytes=16.33.
% 8.08/8.37  User_CPU=7.17, System_CPU=0.24, Wall_clock=7.
% 8.08/8.37  
% 8.08/8.37  ============================== end of statistics =====================
% 8.08/8.37  
% 8.08/8.37  ============================== end of search =========================
% 8.08/8.37  
% 8.08/8.37  THEOREM PROVED
% 8.08/8.37  % SZS status Unsatisfiable
% 8.08/8.37  
% 8.08/8.37  Exiting with 1 proof.
% 8.08/8.37  
% 8.08/8.37  Process 28193 exit (max_proofs) Tue Jun 14 05:45:32 2022
% 8.08/8.37  Prover9 interrupted
%------------------------------------------------------------------------------