TSTP Solution File: GRP406-1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : GRP406-1 : TPTP v8.1.0. Released v2.6.0.
% 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 11:18:57 EDT 2022

% Result   : Unsatisfiable 1.36s 1.67s
% Output   : Refutation 1.36s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem  : GRP406-1 : TPTP v8.1.0. Released v2.6.0.
% 0.03/0.12  % Command  : tptp2X_and_run_prover9 %d %s
% 0.13/0.33  % Computer : n010.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Tue Jun 14 01:40:39 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 1.36/1.67  ============================== Prover9 ===============================
% 1.36/1.67  Prover9 (32) version 2009-11A, November 2009.
% 1.36/1.67  Process 9489 was started by sandbox on n010.cluster.edu,
% 1.36/1.67  Tue Jun 14 01:40:40 2022
% 1.36/1.67  The command was "/export/starexec/sandbox/solver/bin/prover9 -t 300 -f /tmp/Prover9_9335_n010.cluster.edu".
% 1.36/1.67  ============================== end of head ===========================
% 1.36/1.67  
% 1.36/1.67  ============================== INPUT =================================
% 1.36/1.67  
% 1.36/1.67  % Reading from file /tmp/Prover9_9335_n010.cluster.edu
% 1.36/1.67  
% 1.36/1.67  set(prolog_style_variables).
% 1.36/1.67  set(auto2).
% 1.36/1.67      % set(auto2) -> set(auto).
% 1.36/1.67      % set(auto) -> set(auto_inference).
% 1.36/1.67      % set(auto) -> set(auto_setup).
% 1.36/1.67      % set(auto_setup) -> set(predicate_elim).
% 1.36/1.67      % set(auto_setup) -> assign(eq_defs, unfold).
% 1.36/1.67      % set(auto) -> set(auto_limits).
% 1.36/1.67      % set(auto_limits) -> assign(max_weight, "100.000").
% 1.36/1.67      % set(auto_limits) -> assign(sos_limit, 20000).
% 1.36/1.67      % set(auto) -> set(auto_denials).
% 1.36/1.67      % set(auto) -> set(auto_process).
% 1.36/1.67      % set(auto2) -> assign(new_constants, 1).
% 1.36/1.67      % set(auto2) -> assign(fold_denial_max, 3).
% 1.36/1.67      % set(auto2) -> assign(max_weight, "200.000").
% 1.36/1.67      % set(auto2) -> assign(max_hours, 1).
% 1.36/1.67      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 1.36/1.67      % set(auto2) -> assign(max_seconds, 0).
% 1.36/1.67      % set(auto2) -> assign(max_minutes, 5).
% 1.36/1.67      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 1.36/1.67      % set(auto2) -> set(sort_initial_sos).
% 1.36/1.67      % set(auto2) -> assign(sos_limit, -1).
% 1.36/1.67      % set(auto2) -> assign(lrs_ticks, 3000).
% 1.36/1.67      % set(auto2) -> assign(max_megs, 400).
% 1.36/1.67      % set(auto2) -> assign(stats, some).
% 1.36/1.67      % set(auto2) -> clear(echo_input).
% 1.36/1.67      % set(auto2) -> set(quiet).
% 1.36/1.67      % set(auto2) -> clear(print_initial_clauses).
% 1.36/1.67      % set(auto2) -> clear(print_given).
% 1.36/1.67  assign(lrs_ticks,-1).
% 1.36/1.67  assign(sos_limit,10000).
% 1.36/1.67  assign(order,kbo).
% 1.36/1.67  set(lex_order_vars).
% 1.36/1.67  clear(print_given).
% 1.36/1.67  
% 1.36/1.67  % formulas(sos).  % not echoed (2 formulas)
% 1.36/1.67  
% 1.36/1.67  ============================== end of input ==========================
% 1.36/1.67  
% 1.36/1.67  % From the command line: assign(max_seconds, 300).
% 1.36/1.67  
% 1.36/1.67  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 1.36/1.67  
% 1.36/1.67  % Formulas that are not ordinary clauses:
% 1.36/1.67  
% 1.36/1.67  ============================== end of process non-clausal formulas ===
% 1.36/1.67  
% 1.36/1.67  ============================== PROCESS INITIAL CLAUSES ===============
% 1.36/1.67  
% 1.36/1.67  ============================== PREDICATE ELIMINATION =================
% 1.36/1.67  
% 1.36/1.67  ============================== end predicate elimination =============
% 1.36/1.67  
% 1.36/1.67  Auto_denials:
% 1.36/1.67    % copying label prove_these_axioms_1 to answer in negative clause
% 1.36/1.67  
% 1.36/1.67  Term ordering decisions:
% 1.36/1.67  
% 1.36/1.67  % Assigning unary symbol inverse kb_weight 0 and highest precedence (5).
% 1.36/1.67  Function symbol KB weights:  a1=1. b1=1. multiply=1. inverse=0.
% 1.36/1.67  
% 1.36/1.67  ============================== end of process initial clauses ========
% 1.36/1.67  
% 1.36/1.67  ============================== CLAUSES FOR SEARCH ====================
% 1.36/1.67  
% 1.36/1.67  ============================== end of clauses for search =============
% 1.36/1.67  
% 1.36/1.67  ============================== SEARCH ================================
% 1.36/1.67  
% 1.36/1.67  % Starting search at 0.01 seconds.
% 1.36/1.67  
% 1.36/1.67  ============================== PROOF =================================
% 1.36/1.67  % SZS status Unsatisfiable
% 1.36/1.67  % SZS output start Refutation
% 1.36/1.67  
% 1.36/1.67  % Proof 1 at 0.72 (+ 0.01) seconds: prove_these_axioms_1.
% 1.36/1.67  % Length of proof is 16.
% 1.36/1.67  % Level of proof is 9.
% 1.36/1.67  % Maximum clause weight is 63.000.
% 1.36/1.67  % Given clauses 27.
% 1.36/1.67  
% 1.36/1.67  1 multiply(A,inverse(multiply(inverse(multiply(inverse(multiply(A,B)),C)),multiply(inverse(B),multiply(inverse(B),B))))) = C # label(single_axiom) # label(axiom).  [assumption].
% 1.36/1.67  2 multiply(inverse(a1),a1) != multiply(inverse(b1),b1) # label(prove_these_axioms_1) # label(negated_conjecture) # answer(prove_these_axioms_1).  [assumption].
% 1.36/1.67  3 multiply(inverse(b1),b1) != multiply(inverse(a1),a1) # answer(prove_these_axioms_1).  [copy(2),flip(a)].
% 1.36/1.67  4 multiply(A,inverse(multiply(inverse(multiply(inverse(B),C)),multiply(inverse(inverse(multiply(inverse(multiply(inverse(multiply(A,D)),B)),multiply(inverse(D),multiply(inverse(D),D))))),multiply(inverse(inverse(multiply(inverse(multiply(inverse(multiply(A,D)),B)),multiply(inverse(D),multiply(inverse(D),D))))),inverse(multiply(inverse(multiply(inverse(multiply(A,D)),B)),multiply(inverse(D),multiply(inverse(D),D))))))))) = C.  [para(1(a,1),1(a,1,2,1,1,1,1,1))].
% 1.36/1.67  5 inverse(multiply(inverse(multiply(inverse(multiply(inverse(multiply(A,B)),C)),D)),multiply(inverse(C),multiply(inverse(C),C)))) = multiply(A,inverse(multiply(inverse(D),multiply(inverse(B),multiply(inverse(B),B))))).  [para(1(a,1),1(a,1,2,1,1,1)),flip(a)].
% 1.36/1.67  18 multiply(inverse(multiply(A,B)),multiply(A,inverse(multiply(inverse(C),multiply(inverse(B),multiply(inverse(B),B)))))) = C.  [para(5(a,1),1(a,1,2))].
% 1.36/1.67  44 inverse(multiply(inverse(multiply(inverse(multiply(inverse(A),B)),multiply(inverse(A),C))),multiply(inverse(B),multiply(inverse(B),B)))) = C.  [para(5(a,2),4(a,1)),rewrite([1(11)])].
% 1.36/1.67  101 multiply(inverse(multiply(inverse(A),B)),multiply(inverse(A),C)) = multiply(inverse(multiply(D,B)),multiply(D,C)).  [para(44(a,1),18(a,1,2,2)),flip(a)].
% 1.36/1.67  102 inverse(multiply(inverse(multiply(inverse(multiply(A,B)),multiply(A,C))),multiply(inverse(B),multiply(inverse(B),B)))) = C.  [para(44(a,1),44(a,1,1,1,1,1,1,1)),rewrite([44(15)])].
% 1.36/1.67  147 multiply(inverse(multiply(A,B)),multiply(A,inverse(multiply(inverse(multiply(C,D)),multiply(C,multiply(inverse(B),B)))))) = multiply(inverse(B),D).  [para(101(a,1),18(a,1,2,2,1))].
% 1.36/1.67  153 multiply(inverse(multiply(A,B)),multiply(A,C)) = multiply(inverse(multiply(D,B)),multiply(D,C)).  [para(101(a,1),101(a,1))].
% 1.36/1.67  236 multiply(inverse(multiply(A,multiply(inverse(B),multiply(inverse(B),B)))),multiply(A,C)) = multiply(D,multiply(inverse(multiply(inverse(multiply(E,B)),multiply(E,D))),C)).  [para(102(a,1),153(a,1,1)),flip(a)].
% 1.36/1.67  1520 multiply(inverse(multiply(inverse(multiply(A,B)),multiply(A,inverse(C)))),multiply(inverse(B),multiply(inverse(B),B))) = C.  [para(236(a,2),18(a,1,2,2,1)),rewrite([147(30)])].
% 1.36/1.67  1800 multiply(inverse(multiply(A,multiply(inverse(B),multiply(inverse(B),B)))),multiply(A,multiply(inverse(B),multiply(inverse(B),B)))) = multiply(inverse(C),C).  [para(1520(a,1),236(a,2,2))].
% 1.36/1.67  1808 multiply(inverse(multiply(A,multiply(inverse(B),multiply(inverse(B),B)))),multiply(A,multiply(inverse(B),multiply(inverse(B),B)))) != multiply(inverse(a1),a1) # answer(prove_these_axioms_1).  [para(1800(a,2),3(a,1))].
% 1.36/1.67  1809 $F # answer(prove_these_axioms_1).  [resolve(1808,a,1800,a)].
% 1.36/1.67  
% 1.36/1.67  % SZS output end Refutation
% 1.36/1.67  ============================== end of proof ==========================
% 1.36/1.67  
% 1.36/1.67  ============================== STATISTICS ============================
% 1.36/1.67  
% 1.36/1.67  Given=27. Generated=5402. Kept=1807. proofs=1.
% 1.36/1.67  Usable=23. Sos=1448. Demods=665. Limbo=4, Disabled=333. Hints=0.
% 1.36/1.67  Megabytes=7.26.
% 1.36/1.67  User_CPU=0.72, System_CPU=0.01, Wall_clock=1.
% 1.36/1.67  
% 1.36/1.67  ============================== end of statistics =====================
% 1.36/1.67  
% 1.36/1.67  ============================== end of search =========================
% 1.36/1.67  
% 1.36/1.67  THEOREM PROVED
% 1.36/1.67  % SZS status Unsatisfiable
% 1.36/1.67  
% 1.36/1.67  Exiting with 1 proof.
% 1.36/1.67  
% 1.36/1.67  Process 9489 exit (max_proofs) Tue Jun 14 01:40:41 2022
% 1.36/1.67  Prover9 interrupted
%------------------------------------------------------------------------------