TSTP Solution File: GRP189-2 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : GRP189-2 : TPTP v8.1.0. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n005.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 11:18:04 EDT 2022

% Result   : Unsatisfiable 2.64s 2.92s
% Output   : Refutation 2.64s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : GRP189-2 : TPTP v8.1.0. Bugfixed v1.2.1.
% 0.07/0.13  % Command  : tptp2X_and_run_prover9 %d %s
% 0.13/0.34  % Computer : n005.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 06:13:09 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 2.64/2.92  ============================== Prover9 ===============================
% 2.64/2.92  Prover9 (32) version 2009-11A, November 2009.
% 2.64/2.92  Process 31368 was started by sandbox2 on n005.cluster.edu,
% 2.64/2.92  Tue Jun 14 06:13:09 2022
% 2.64/2.92  The command was "/export/starexec/sandbox2/solver/bin/prover9 -t 300 -f /tmp/Prover9_31100_n005.cluster.edu".
% 2.64/2.92  ============================== end of head ===========================
% 2.64/2.92  
% 2.64/2.92  ============================== INPUT =================================
% 2.64/2.92  
% 2.64/2.92  % Reading from file /tmp/Prover9_31100_n005.cluster.edu
% 2.64/2.92  
% 2.64/2.92  set(prolog_style_variables).
% 2.64/2.92  set(auto2).
% 2.64/2.92      % set(auto2) -> set(auto).
% 2.64/2.92      % set(auto) -> set(auto_inference).
% 2.64/2.92      % set(auto) -> set(auto_setup).
% 2.64/2.92      % set(auto_setup) -> set(predicate_elim).
% 2.64/2.92      % set(auto_setup) -> assign(eq_defs, unfold).
% 2.64/2.92      % set(auto) -> set(auto_limits).
% 2.64/2.92      % set(auto_limits) -> assign(max_weight, "100.000").
% 2.64/2.92      % set(auto_limits) -> assign(sos_limit, 20000).
% 2.64/2.92      % set(auto) -> set(auto_denials).
% 2.64/2.92      % set(auto) -> set(auto_process).
% 2.64/2.92      % set(auto2) -> assign(new_constants, 1).
% 2.64/2.92      % set(auto2) -> assign(fold_denial_max, 3).
% 2.64/2.92      % set(auto2) -> assign(max_weight, "200.000").
% 2.64/2.92      % set(auto2) -> assign(max_hours, 1).
% 2.64/2.92      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 2.64/2.92      % set(auto2) -> assign(max_seconds, 0).
% 2.64/2.92      % set(auto2) -> assign(max_minutes, 5).
% 2.64/2.92      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 2.64/2.92      % set(auto2) -> set(sort_initial_sos).
% 2.64/2.92      % set(auto2) -> assign(sos_limit, -1).
% 2.64/2.92      % set(auto2) -> assign(lrs_ticks, 3000).
% 2.64/2.92      % set(auto2) -> assign(max_megs, 400).
% 2.64/2.92      % set(auto2) -> assign(stats, some).
% 2.64/2.92      % set(auto2) -> clear(echo_input).
% 2.64/2.92      % set(auto2) -> set(quiet).
% 2.64/2.92      % set(auto2) -> clear(print_initial_clauses).
% 2.64/2.92      % set(auto2) -> clear(print_given).
% 2.64/2.92  assign(lrs_ticks,-1).
% 2.64/2.92  assign(sos_limit,10000).
% 2.64/2.92  assign(order,kbo).
% 2.64/2.92  set(lex_order_vars).
% 2.64/2.92  clear(print_given).
% 2.64/2.92  
% 2.64/2.92  % formulas(sos).  % not echoed (19 formulas)
% 2.64/2.92  
% 2.64/2.92  ============================== end of input ==========================
% 2.64/2.92  
% 2.64/2.92  % From the command line: assign(max_seconds, 300).
% 2.64/2.92  
% 2.64/2.92  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 2.64/2.92  
% 2.64/2.92  % Formulas that are not ordinary clauses:
% 2.64/2.92  
% 2.64/2.92  ============================== end of process non-clausal formulas ===
% 2.64/2.92  
% 2.64/2.92  ============================== PROCESS INITIAL CLAUSES ===============
% 2.64/2.92  
% 2.64/2.92  ============================== PREDICATE ELIMINATION =================
% 2.64/2.92  
% 2.64/2.92  ============================== end predicate elimination =============
% 2.64/2.92  
% 2.64/2.92  Auto_denials:
% 2.64/2.92    % copying label prove_p38b to answer in negative clause
% 2.64/2.92  
% 2.64/2.92  Term ordering decisions:
% 2.64/2.92  
% 2.64/2.92  % Assigning unary symbol inverse kb_weight 0 and highest precedence (8).
% 2.64/2.92  Function symbol KB weights:  identity=1. a=1. b=1. multiply=1. greatest_lower_bound=1. least_upper_bound=1. inverse=0.
% 2.64/2.92  
% 2.64/2.92  ============================== end of process initial clauses ========
% 2.64/2.92  
% 2.64/2.92  ============================== CLAUSES FOR SEARCH ====================
% 2.64/2.92  
% 2.64/2.92  ============================== end of clauses for search =============
% 2.64/2.92  
% 2.64/2.92  ============================== SEARCH ================================
% 2.64/2.92  
% 2.64/2.92  % Starting search at 0.01 seconds.
% 2.64/2.92  
% 2.64/2.92  Low Water (keep): wt=37.000, iters=3387
% 2.64/2.92  
% 2.64/2.92  Low Water (keep): wt=33.000, iters=3354
% 2.64/2.92  
% 2.64/2.92  Low Water (keep): wt=31.000, iters=3378
% 2.64/2.92  
% 2.64/2.92  Low Water (keep): wt=30.000, iters=3446
% 2.64/2.92  
% 2.64/2.92  Low Water (keep): wt=29.000, iters=3404
% 2.64/2.92  
% 2.64/2.92  Low Water (keep): wt=27.000, iters=3340
% 2.64/2.92  
% 2.64/2.92  Low Water (keep): wt=26.000, iters=3380
% 2.64/2.92  
% 2.64/2.92  Low Water (keep): wt=25.000, iters=3403
% 2.64/2.92  
% 2.64/2.92  Low Water (keep): wt=24.000, iters=3335
% 2.64/2.92  
% 2.64/2.92  Low Water (keep): wt=23.000, iters=3379
% 2.64/2.92  
% 2.64/2.92  Low Water (keep): wt=22.000, iters=3360
% 2.64/2.92  
% 2.64/2.92  Low Water (keep): wt=21.000, iters=3360
% 2.64/2.92  
% 2.64/2.92  Low Water (keep): wt=20.000, iters=3351
% 2.64/2.92  
% 2.64/2.92  ============================== PROOF =================================
% 2.64/2.92  % SZS status Unsatisfiable
% 2.64/2.92  % SZS output start Refutation
% 2.64/2.92  
% 2.64/2.92  % Proof 1 at 1.86 (+ 0.06) seconds: prove_p38b.
% 2.64/2.92  % Length of proof is 38.
% 2.64/2.92  % Level of proof is 9.
% 2.64/2.92  % Maximum clause weight is 15.000.
% 2.64/2.92  % Given clauses 487.
% 2.64/2.92  
% 2.64/2.92  1 inverse(identity) = identity # label(p38b_1) # label(hypothesis).  [assumption].
% 2.64/2.92  2 multiply(identity,A) = A # label(left_identity) # label(axiom).  [assumption].
% 2.64/2.92  5 inverse(inverse(A)) = A # label(p38b_2) # label(hypothesis).  [assumption].
% 2.64/2.92  6 multiply(inverse(A),A) = identity # label(left_inverse) # label(axiom).  [assumption].
% 2.64/2.92  7 greatest_lower_bound(A,B) = greatest_lower_bound(B,A) # label(symmetry_of_glb) # label(axiom).  [assumption].
% 2.64/2.92  8 least_upper_bound(A,B) = least_upper_bound(B,A) # label(symmetry_of_lub) # label(axiom).  [assumption].
% 2.64/2.92  9 least_upper_bound(A,greatest_lower_bound(A,B)) = A # label(lub_absorbtion) # label(axiom).  [assumption].
% 2.64/2.92  10 greatest_lower_bound(A,least_upper_bound(A,B)) = A # label(glb_absorbtion) # label(axiom).  [assumption].
% 2.64/2.92  11 inverse(multiply(A,B)) = multiply(inverse(B),inverse(A)) # label(p38b_3) # label(hypothesis).  [assumption].
% 2.64/2.92  12 multiply(multiply(A,B),C) = multiply(A,multiply(B,C)) # label(associativity) # label(axiom).  [assumption].
% 2.64/2.92  17 multiply(A,least_upper_bound(B,C)) = least_upper_bound(multiply(A,B),multiply(A,C)) # label(monotony_lub1) # label(axiom).  [assumption].
% 2.64/2.92  18 least_upper_bound(multiply(A,B),multiply(A,C)) = multiply(A,least_upper_bound(B,C)).  [copy(17),flip(a)].
% 2.64/2.92  19 multiply(A,greatest_lower_bound(B,C)) = greatest_lower_bound(multiply(A,B),multiply(A,C)) # label(monotony_glb1) # label(axiom).  [assumption].
% 2.64/2.92  20 greatest_lower_bound(multiply(A,B),multiply(A,C)) = multiply(A,greatest_lower_bound(B,C)).  [copy(19),flip(a)].
% 2.64/2.92  21 multiply(least_upper_bound(A,B),C) = least_upper_bound(multiply(A,C),multiply(B,C)) # label(monotony_lub2) # label(axiom).  [assumption].
% 2.64/2.92  22 least_upper_bound(multiply(A,B),multiply(C,B)) = multiply(least_upper_bound(A,C),B).  [copy(21),flip(a)].
% 2.64/2.92  23 multiply(greatest_lower_bound(A,B),C) = greatest_lower_bound(multiply(A,C),multiply(B,C)) # label(monotony_glb2) # label(axiom).  [assumption].
% 2.64/2.92  24 greatest_lower_bound(multiply(A,B),multiply(C,B)) = multiply(greatest_lower_bound(A,C),B).  [copy(23),flip(a)].
% 2.64/2.92  25 greatest_lower_bound(b,least_upper_bound(a,b)) != b # label(prove_p38b) # label(negated_conjecture) # answer(prove_p38b).  [assumption].
% 2.64/2.92  27 multiply(inverse(A),identity) = inverse(A).  [para(1(a,1),11(a,2,2)),rewrite([2(2)]),flip(a)].
% 2.64/2.92  29 multiply(inverse(A),multiply(A,B)) = B.  [para(6(a,1),12(a,1,1)),rewrite([2(2)]),flip(a)].
% 2.64/2.92  34 least_upper_bound(identity,multiply(inverse(A),B)) = multiply(inverse(A),least_upper_bound(A,B)).  [para(6(a,1),18(a,1,1))].
% 2.64/2.92  37 least_upper_bound(identity,multiply(A,B)) = multiply(least_upper_bound(A,inverse(B)),B).  [para(6(a,1),22(a,1,1)),rewrite([8(5)])].
% 2.64/2.92  41 greatest_lower_bound(identity,multiply(A,B)) = multiply(greatest_lower_bound(A,inverse(B)),B).  [para(6(a,1),24(a,1,1)),rewrite([7(5)])].
% 2.64/2.92  50 multiply(A,identity) = A.  [para(5(a,1),27(a,1,1)),rewrite([5(4)])].
% 2.64/2.92  56 multiply(inverse(A),greatest_lower_bound(B,multiply(A,C))) = greatest_lower_bound(C,multiply(inverse(A),B)).  [para(29(a,1),20(a,1,1)),rewrite([7(6)]),flip(a)].
% 2.64/2.92  93 greatest_lower_bound(identity,multiply(inverse(A),least_upper_bound(A,B))) = identity.  [para(34(a,1),10(a,1,2))].
% 2.64/2.92  170 greatest_lower_bound(identity,multiply(least_upper_bound(A,inverse(B)),B)) = identity.  [para(37(a,1),10(a,1,2))].
% 2.64/2.92  188 multiply(inverse(least_upper_bound(A,inverse(B))),least_upper_bound(identity,multiply(A,B))) = B.  [para(37(a,2),29(a,1,2))].
% 2.64/2.92  243 greatest_lower_bound(identity,multiply(least_upper_bound(A,B),inverse(B))) = identity.  [para(5(a,1),170(a,1,2,1,2))].
% 2.64/2.92  364 least_upper_bound(identity,multiply(greatest_lower_bound(A,inverse(B)),B)) = identity.  [para(41(a,1),9(a,1,2))].
% 2.64/2.92  411 least_upper_bound(identity,multiply(greatest_lower_bound(A,B),inverse(B))) = identity.  [para(5(a,1),364(a,1,2,1,2))].
% 2.64/2.92  439 least_upper_bound(identity,multiply(inverse(least_upper_bound(A,B)),A)) = identity.  [para(93(a,1),411(a,1,2,1)),rewrite([11(6),5(6),2(6)])].
% 2.64/2.92  530 least_upper_bound(identity,multiply(inverse(least_upper_bound(A,B)),B)) = identity.  [para(8(a,1),439(a,1,2,1,1))].
% 2.64/2.92  996 greatest_lower_bound(inverse(A),inverse(least_upper_bound(B,A))) = inverse(least_upper_bound(B,A)).  [para(243(a,1),56(a,1,2)),rewrite([50(4),50(7)]),flip(a)].
% 2.64/2.92  11360 inverse(least_upper_bound(inverse(A),inverse(least_upper_bound(B,A)))) = A.  [para(530(a,1),188(a,1,2)),rewrite([8(4),50(7)])].
% 2.64/2.92  11393 greatest_lower_bound(A,least_upper_bound(B,A)) = A.  [para(11360(a,1),996(a,1,2)),rewrite([5(3),7(2),11360(7)])].
% 2.64/2.92  11394 $F # answer(prove_p38b).  [resolve(11393,a,25,a)].
% 2.64/2.92  
% 2.64/2.92  % SZS output end Refutation
% 2.64/2.92  ============================== end of proof ==========================
% 2.64/2.92  
% 2.64/2.92  ============================== STATISTICS ============================
% 2.64/2.92  
% 2.64/2.92  Given=487. Generated=96389. Kept=11387. proofs=1.
% 2.64/2.92  Usable=468. Sos=9291. Demods=8515. Limbo=3, Disabled=1643. Hints=0.
% 2.64/2.92  Megabytes=13.07.
% 2.64/2.92  User_CPU=1.86, System_CPU=0.06, Wall_clock=2.
% 2.64/2.92  
% 2.64/2.92  ============================== end of statistics =====================
% 2.64/2.92  
% 2.64/2.92  ============================== end of search =========================
% 2.64/2.92  
% 2.64/2.92  THEOREM PROVED
% 2.64/2.92  % SZS status Unsatisfiable
% 2.64/2.92  
% 2.64/2.92  Exiting with 1 proof.
% 2.64/2.92  
% 2.64/2.92  Process 31368 exit (max_proofs) Tue Jun 14 06:13:11 2022
% 2.64/2.92  Prover9 interrupted
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