TSTP Solution File: GRP118-1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : GRP118-1 : TPTP v8.1.0. Released v1.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n032.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 11:17:14 EDT 2022

% Result   : Unsatisfiable 0.40s 0.76s
% Output   : Refutation 0.40s
% Verified : 
% SZS Type : -

% Comments : 
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%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.08  % Problem  : GRP118-1 : TPTP v8.1.0. Released v1.2.0.
% 0.00/0.08  % Command  : tptp2X_and_run_prover9 %d %s
% 0.07/0.27  % Computer : n032.cluster.edu
% 0.07/0.27  % Model    : x86_64 x86_64
% 0.07/0.27  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.07/0.27  % Memory   : 8042.1875MB
% 0.07/0.27  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.07/0.27  % CPULimit : 300
% 0.07/0.27  % WCLimit  : 600
% 0.07/0.27  % DateTime : Mon Jun 13 07:39:11 EDT 2022
% 0.07/0.27  % CPUTime  : 
% 0.40/0.76  ============================== Prover9 ===============================
% 0.40/0.76  Prover9 (32) version 2009-11A, November 2009.
% 0.40/0.76  Process 23036 was started by sandbox2 on n032.cluster.edu,
% 0.40/0.76  Mon Jun 13 07:39:12 2022
% 0.40/0.76  The command was "/export/starexec/sandbox2/solver/bin/prover9 -t 300 -f /tmp/Prover9_22678_n032.cluster.edu".
% 0.40/0.76  ============================== end of head ===========================
% 0.40/0.76  
% 0.40/0.76  ============================== INPUT =================================
% 0.40/0.76  
% 0.40/0.76  % Reading from file /tmp/Prover9_22678_n032.cluster.edu
% 0.40/0.76  
% 0.40/0.76  set(prolog_style_variables).
% 0.40/0.76  set(auto2).
% 0.40/0.76      % set(auto2) -> set(auto).
% 0.40/0.76      % set(auto) -> set(auto_inference).
% 0.40/0.76      % set(auto) -> set(auto_setup).
% 0.40/0.76      % set(auto_setup) -> set(predicate_elim).
% 0.40/0.76      % set(auto_setup) -> assign(eq_defs, unfold).
% 0.40/0.76      % set(auto) -> set(auto_limits).
% 0.40/0.76      % set(auto_limits) -> assign(max_weight, "100.000").
% 0.40/0.76      % set(auto_limits) -> assign(sos_limit, 20000).
% 0.40/0.76      % set(auto) -> set(auto_denials).
% 0.40/0.76      % set(auto) -> set(auto_process).
% 0.40/0.76      % set(auto2) -> assign(new_constants, 1).
% 0.40/0.76      % set(auto2) -> assign(fold_denial_max, 3).
% 0.40/0.76      % set(auto2) -> assign(max_weight, "200.000").
% 0.40/0.76      % set(auto2) -> assign(max_hours, 1).
% 0.40/0.76      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.40/0.76      % set(auto2) -> assign(max_seconds, 0).
% 0.40/0.76      % set(auto2) -> assign(max_minutes, 5).
% 0.40/0.76      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.40/0.76      % set(auto2) -> set(sort_initial_sos).
% 0.40/0.76      % set(auto2) -> assign(sos_limit, -1).
% 0.40/0.76      % set(auto2) -> assign(lrs_ticks, 3000).
% 0.40/0.76      % set(auto2) -> assign(max_megs, 400).
% 0.40/0.76      % set(auto2) -> assign(stats, some).
% 0.40/0.76      % set(auto2) -> clear(echo_input).
% 0.40/0.76      % set(auto2) -> set(quiet).
% 0.40/0.76      % set(auto2) -> clear(print_initial_clauses).
% 0.40/0.76      % set(auto2) -> clear(print_given).
% 0.40/0.76  assign(lrs_ticks,-1).
% 0.40/0.76  assign(sos_limit,10000).
% 0.40/0.76  assign(order,kbo).
% 0.40/0.76  set(lex_order_vars).
% 0.40/0.76  clear(print_given).
% 0.40/0.76  
% 0.40/0.76  % formulas(sos).  % not echoed (2 formulas)
% 0.40/0.76  
% 0.40/0.76  ============================== end of input ==========================
% 0.40/0.76  
% 0.40/0.76  % From the command line: assign(max_seconds, 300).
% 0.40/0.76  
% 0.40/0.76  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.40/0.76  
% 0.40/0.76  % Formulas that are not ordinary clauses:
% 0.40/0.76  
% 0.40/0.76  ============================== end of process non-clausal formulas ===
% 0.40/0.76  
% 0.40/0.76  ============================== PROCESS INITIAL CLAUSES ===============
% 0.40/0.76  
% 0.40/0.76  ============================== PREDICATE ELIMINATION =================
% 0.40/0.76  
% 0.40/0.76  ============================== end predicate elimination =============
% 0.40/0.76  
% 0.40/0.76  Auto_denials:
% 0.40/0.76    % copying label prove_order3 to answer in negative clause
% 0.40/0.76  
% 0.40/0.76  Term ordering decisions:
% 0.40/0.76  Function symbol KB weights:  identity=1. a=1. b=1. c=1. multiply=1.
% 0.40/0.76  
% 0.40/0.76  ============================== end of process initial clauses ========
% 0.40/0.76  
% 0.40/0.76  ============================== CLAUSES FOR SEARCH ====================
% 0.40/0.76  
% 0.40/0.76  ============================== end of clauses for search =============
% 0.40/0.76  
% 0.40/0.76  ============================== SEARCH ================================
% 0.40/0.76  
% 0.40/0.76  % Starting search at 0.01 seconds.
% 0.40/0.76  
% 0.40/0.76  ============================== PROOF =================================
% 0.40/0.76  % SZS status Unsatisfiable
% 0.40/0.76  % SZS output start Refutation
% 0.40/0.76  
% 0.40/0.76  % Proof 1 at 0.04 (+ 0.00) seconds: prove_order3.
% 0.40/0.76  % Length of proof is 46.
% 0.40/0.76  % Level of proof is 19.
% 0.40/0.76  % Maximum clause weight is 49.000.
% 0.40/0.76  % Given clauses 18.
% 0.40/0.76  
% 0.40/0.76  1 multiply(A,multiply(multiply(A,multiply(multiply(A,B),C)),multiply(identity,multiply(C,C)))) = B # label(single_axiom) # label(axiom).  [assumption].
% 0.40/0.76  2 multiply(multiply(a,b),c) != multiply(a,multiply(b,c)) # label(prove_order3) # label(negated_conjecture) # answer(prove_order3).  [assumption].
% 0.40/0.76  3 multiply(multiply(A,multiply(multiply(A,B),C)),multiply(identity,multiply(C,C))) = multiply(A,multiply(multiply(A,multiply(B,D)),multiply(identity,multiply(D,D)))).  [para(1(a,1),1(a,1,2,1,2,1)),flip(a)].
% 0.40/0.76  5 multiply(A,multiply(B,multiply(identity,multiply(multiply(identity,multiply(C,C)),multiply(identity,multiply(C,C)))))) = multiply(multiply(A,B),C).  [para(1(a,1),1(a,1,2,1))].
% 0.40/0.76  10 multiply(A,multiply(A,multiply(multiply(A,multiply(B,C)),multiply(identity,multiply(C,C))))) = B.  [para(3(a,1),1(a,1,2))].
% 0.40/0.76  11 multiply(multiply(A,multiply(B,C)),multiply(identity,multiply(C,C))) = multiply(A,multiply(multiply(A,multiply(multiply(multiply(A,multiply(multiply(A,B),D)),multiply(identity,multiply(D,D))),E)),multiply(identity,multiply(E,E)))).  [para(3(a,2),1(a,1,2,1,2,1)),flip(a)].
% 0.40/0.76  14 multiply(multiply(A,multiply(multiply(A,multiply(A,B)),C)),multiply(identity,multiply(C,C))) = B.  [para(3(a,2),1(a,1))].
% 0.40/0.76  18 multiply(multiply(A,multiply(multiply(A,B),C)),multiply(identity,multiply(C,C))) = multiply(A,multiply(multiply(A,D),multiply(identity,multiply(multiply(multiply(B,multiply(multiply(B,D),E)),multiply(identity,multiply(E,E))),multiply(multiply(B,multiply(multiply(B,D),E)),multiply(identity,multiply(E,E))))))).  [para(1(a,1),3(a,2,2,1,2))].
% 0.40/0.76  24 multiply(multiply(A,multiply(multiply(multiply(A,multiply(multiply(A,B),C)),multiply(identity,multiply(C,C))),D)),multiply(identity,multiply(D,D))) = multiply(A,multiply(multiply(A,multiply(multiply(multiply(A,multiply(B,E)),multiply(identity,multiply(E,E))),F)),multiply(identity,multiply(F,F)))).  [para(3(a,2),3(a,1,1,2,1))].
% 0.40/0.76  55 multiply(A,multiply(multiply(A,multiply(A,B)),C)) = multiply(D,multiply(multiply(D,multiply(D,B)),C)).  [para(14(a,1),10(a,1,2,2,1,2)),rewrite([5(12)])].
% 0.40/0.76  71 multiply(A,multiply(multiply(A,multiply(A,multiply(multiply(B,multiply(C,D)),multiply(identity,multiply(D,D))))),E)) = multiply(B,multiply(C,E)).  [para(3(a,2),55(a,1,2,1,2)),rewrite([1(8)]),flip(a)].
% 0.40/0.76  75 multiply(A,multiply(B,multiply(multiply(B,multiply(B,C)),multiply(identity,multiply(C,C))))) = A.  [para(55(a,1),10(a,1,2))].
% 0.40/0.76  79 multiply(multiply(A,multiply(multiply(A,multiply(A,B)),C)),multiply(multiply(multiply(A,multiply(multiply(A,multiply(A,B)),C)),B),D)) = multiply(E,multiply(multiply(E,multiply(E,multiply(identity,multiply(C,C)))),D)).  [para(14(a,1),55(a,1,2,1,2))].
% 0.40/0.76  83 multiply(A,multiply(multiply(A,multiply(A,B)),identity)) = B.  [para(75(a,1),1(a,1,2,1,2)),rewrite([75(18),75(11)])].
% 0.40/0.76  88 multiply(A,multiply(multiply(A,multiply(B,C)),multiply(identity,multiply(C,C)))) = multiply(multiply(A,multiply(A,B)),identity).  [para(75(a,1),3(a,1,1,2)),rewrite([75(18),75(11)]),flip(a)].
% 0.40/0.76  91 multiply(A,multiply(multiply(A,B),multiply(identity,multiply(identity,identity)))) = multiply(multiply(A,multiply(A,B)),identity).  [para(75(a,1),3(a,1)),rewrite([88(15)])].
% 0.40/0.76  95 multiply(multiply(A,multiply(multiply(A,B),C)),multiply(identity,multiply(C,C))) = multiply(A,multiply(A,multiply(B,multiply(identity,multiply(identity,identity))))).  [para(75(a,1),3(a,2,2))].
% 0.40/0.76  104 multiply(A,multiply(B,multiply(multiply(B,C),multiply(identity,multiply(multiply(multiply(B,multiply(B,C)),identity),multiply(multiply(B,multiply(B,C)),identity)))))) = A.  [para(10(a,1),75(a,1,2,2,1,2)),rewrite([88(9),88(13)])].
% 0.40/0.76  106 multiply(multiply(A,multiply(A,A)),identity) = multiply(B,multiply(B,multiply(B,multiply(identity,multiply(identity,identity))))).  [para(75(a,1),14(a,1,1,2,1,2)),rewrite([95(7),88(15)]),flip(a)].
% 0.40/0.76  138 multiply(A,multiply(identity,multiply(identity,identity))) = multiply(A,identity).  [back_rewrite(24),rewrite([95(7),95(14),91(14),83(11),88(19),88(13),83(11)])].
% 0.40/0.76  145 multiply(multiply(A,multiply(B,C)),multiply(identity,multiply(C,C))) = multiply(A,multiply(A,multiply(A,multiply(multiply(A,multiply(B,identity)),identity)))).  [back_rewrite(11),rewrite([95(13),138(12),95(16),138(15)])].
% 0.40/0.76  147 multiply(A,multiply(B,multiply(multiply(identity,multiply(identity,C)),identity))) = multiply(multiply(A,B),C).  [back_rewrite(5),rewrite([88(9)])].
% 0.40/0.76  148 multiply(multiply(A,multiply(A,B)),identity) = multiply(A,multiply(A,multiply(B,identity))).  [back_rewrite(3),rewrite([95(7),138(6),88(11)]),flip(a)].
% 0.40/0.76  149 multiply(A,multiply(A,multiply(A,multiply(B,identity)))) = B.  [back_rewrite(1),rewrite([95(7),138(6)])].
% 0.40/0.76  171 multiply(A,multiply(multiply(A,B),multiply(identity,multiply(multiply(C,multiply(C,multiply(B,identity))),multiply(C,multiply(C,multiply(B,identity))))))) = multiply(A,multiply(A,multiply(C,identity))).  [back_rewrite(18),rewrite([95(7),138(6),95(13),138(12),95(17),138(16)]),flip(a)].
% 0.40/0.76  173 multiply(A,multiply(A,multiply(A,identity))) = c_0.  [new_symbol(106),rewrite([148(4)])].
% 0.40/0.76  181 multiply(A,c_0) = A.  [back_rewrite(104),rewrite([148(6),148(10),171(14),173(4)])].
% 0.40/0.76  188 multiply(A,multiply(multiply(A,B),identity)) = multiply(A,multiply(A,multiply(B,identity))).  [back_rewrite(91),rewrite([138(7),148(8)])].
% 0.40/0.76  193 multiply(A,multiply(B,multiply(identity,multiply(identity,multiply(C,identity))))) = multiply(multiply(A,B),C).  [back_rewrite(147),rewrite([148(6)])].
% 0.40/0.76  205 multiply(multiply(A,multiply(B,C)),multiply(identity,multiply(C,C))) = multiply(A,multiply(B,identity)).  [back_rewrite(145),rewrite([188(12),149(13)])].
% 0.40/0.76  220 multiply(A,multiply(multiply(A,multiply(A,multiply(B,multiply(C,identity)))),D)) = multiply(B,multiply(C,D)).  [back_rewrite(71),rewrite([205(6)])].
% 0.40/0.76  232 multiply(identity,identity) = c_0.  [para(138(a,1),173(a,1))].
% 0.40/0.76  254 multiply(A,multiply(multiply(A,A),B)) = multiply(identity,multiply(identity,B)).  [para(173(a,1),79(a,2,2,1,2)),rewrite([148(4),149(5),148(4),149(5),181(7)])].
% 0.40/0.76  270 multiply(A,multiply(A,A)) = identity.  [para(232(a,1),149(a,1,2,2,2)),rewrite([181(2)])].
% 0.40/0.76  272 multiply(A,multiply(multiply(A,multiply(A,B)),C)) = multiply(B,multiply(identity,C)).  [para(270(a,1),55(a,1,2,1)),flip(a)].
% 0.40/0.76  275 c_0 = identity.  [para(181(a,1),270(a,1,2)),rewrite([181(3)])].
% 0.40/0.76  313 multiply(multiply(A,multiply(B,identity)),multiply(identity,C)) = multiply(A,multiply(B,C)).  [back_rewrite(220),rewrite([272(7)])].
% 0.40/0.76  329 multiply(A,identity) = A.  [back_rewrite(181),rewrite([275(1)])].
% 0.40/0.76  343 multiply(multiply(A,B),multiply(identity,C)) = multiply(A,multiply(B,C)).  [back_rewrite(313),rewrite([329(2)])].
% 0.40/0.76  353 multiply(A,multiply(multiply(B,C),multiply(C,C))) = multiply(A,B).  [back_rewrite(205),rewrite([343(6),329(6)])].
% 0.40/0.76  357 multiply(A,multiply(B,multiply(identity,multiply(identity,C)))) = multiply(multiply(A,B),C).  [back_rewrite(193),rewrite([329(4)])].
% 0.40/0.76  360 multiply(A,multiply(A,multiply(A,B))) = B.  [back_rewrite(149),rewrite([329(2)])].
% 0.40/0.76  376 multiply(identity,multiply(identity,A)) = A.  [para(270(a,1),254(a,1,2)),rewrite([329(2),353(6)]),flip(a)].
% 0.40/0.76  378 multiply(identity,A) = A.  [para(254(a,1),254(a,2,2)),rewrite([329(4),343(4),360(3),376(5)]),flip(a)].
% 0.40/0.76  380 multiply(multiply(A,B),C) = multiply(A,multiply(B,C)).  [back_rewrite(357),rewrite([378(3),378(2)]),flip(a)].
% 0.40/0.76  381 $F # answer(prove_order3).  [resolve(380,a,2,a)].
% 0.40/0.76  
% 0.40/0.76  % SZS output end Refutation
% 0.40/0.76  ============================== end of proof ==========================
% 0.40/0.76  
% 0.40/0.76  ============================== STATISTICS ============================
% 0.40/0.76  
% 0.40/0.76  Given=18. Generated=686. Kept=380. proofs=1.
% 0.40/0.76  Usable=5. Sos=33. Demods=41. Limbo=4, Disabled=339. Hints=0.
% 0.40/0.76  Megabytes=0.49.
% 0.40/0.76  User_CPU=0.04, System_CPU=0.00, Wall_clock=0.
% 0.40/0.76  
% 0.40/0.76  ============================== end of statistics =====================
% 0.40/0.76  
% 0.40/0.76  ============================== end of search =========================
% 0.40/0.76  
% 0.40/0.76  THEOREM PROVED
% 0.40/0.76  % SZS status Unsatisfiable
% 0.40/0.76  
% 0.40/0.76  Exiting with 1 proof.
% 0.40/0.76  
% 0.40/0.76  Process 23036 exit (max_proofs) Mon Jun 13 07:39:12 2022
% 0.40/0.76  Prover9 interrupted
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