TSTP Solution File: GRP068-1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : GRP068-1 : TPTP v8.1.2. Bugfixed v2.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n023.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  : 300s
% DateTime : Thu Aug 31 00:57:15 EDT 2023

% Result   : Unsatisfiable 3.75s 1.14s
% Output   : CNFRefutation 3.75s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   19
%            Number of leaves      :    5
% Syntax   : Number of clauses     :   42 (  40 unt;   0 nHn;   5 RR)
%            Number of literals    :   45 (  44 equ;   6 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   6 con; 0-2 aty)
%            Number of variables   :   74 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(c_49,plain,
    divide(X0,divide(divide(divide(identity,X1),X2),divide(divide(divide(X0,X0),X0),X2))) = X1,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',single_axiom) ).

cnf(c_50,plain,
    divide(X0,divide(identity,X1)) = multiply(X0,X1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',multiply) ).

cnf(c_51,plain,
    divide(identity,X0) = inverse(X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',inverse) ).

cnf(c_52,plain,
    divide(X0,X0) = identity,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',identity) ).

cnf(c_53,negated_conjecture,
    ( multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3))
    | multiply(inverse(a1),a1) != identity
    | multiply(identity,a2) != a2 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_these_axioms) ).

cnf(c_72,plain,
    divide(X0,inverse(X1)) = multiply(X0,X1),
    inference(demodulation,[status(thm)],[c_50,c_51]) ).

cnf(c_73,plain,
    divide(X0,divide(divide(divide(identity,X1),X2),divide(inverse(X0),X2))) = X1,
    inference(light_normalisation,[status(thm)],[c_49,c_51,c_52]) ).

cnf(c_74,plain,
    divide(X0,divide(divide(inverse(X1),X2),divide(inverse(X0),X2))) = X1,
    inference(demodulation,[status(thm)],[c_73,c_51]) ).

cnf(c_135,plain,
    inverse(identity) = identity,
    inference(superposition,[status(thm)],[c_52,c_51]) ).

cnf(c_139,plain,
    divide(X0,identity) = multiply(X0,identity),
    inference(superposition,[status(thm)],[c_135,c_72]) ).

cnf(c_140,plain,
    multiply(inverse(X0),X0) = identity,
    inference(superposition,[status(thm)],[c_72,c_52]) ).

cnf(c_141,plain,
    multiply(identity,X0) = inverse(inverse(X0)),
    inference(superposition,[status(thm)],[c_72,c_51]) ).

cnf(c_142,plain,
    ( multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3))
    | multiply(identity,a2) != a2 ),
    inference(backward_subsumption_resolution,[status(thm)],[c_53,c_140]) ).

cnf(c_152,plain,
    divide(X0,identity) = X0,
    inference(superposition,[status(thm)],[c_52,c_74]) ).

cnf(c_153,plain,
    divide(X0,divide(identity,divide(inverse(X0),inverse(X1)))) = X1,
    inference(superposition,[status(thm)],[c_52,c_74]) ).

cnf(c_157,plain,
    divide(X0,divide(divide(inverse(X1),inverse(X0)),identity)) = X1,
    inference(superposition,[status(thm)],[c_52,c_74]) ).

cnf(c_195,plain,
    multiply(X0,identity) = X0,
    inference(light_normalisation,[status(thm)],[c_139,c_152]) ).

cnf(c_204,plain,
    divide(X0,multiply(identity,X1)) = multiply(X0,inverse(X1)),
    inference(superposition,[status(thm)],[c_141,c_72]) ).

cnf(c_287,plain,
    multiply(X0,multiply(inverse(X0),X1)) = X1,
    inference(demodulation,[status(thm)],[c_153,c_51,c_72]) ).

cnf(c_289,plain,
    multiply(X0,inverse(X0)) = identity,
    inference(superposition,[status(thm)],[c_195,c_287]) ).

cnf(c_337,plain,
    multiply(X0,identity) = inverse(inverse(X0)),
    inference(superposition,[status(thm)],[c_289,c_287]) ).

cnf(c_339,plain,
    inverse(inverse(X0)) = X0,
    inference(light_normalisation,[status(thm)],[c_337,c_141,c_195]) ).

cnf(c_342,plain,
    multiply(identity,X0) = X0,
    inference(demodulation,[status(thm)],[c_141,c_339]) ).

cnf(c_343,plain,
    multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)),
    inference(backward_subsumption_resolution,[status(thm)],[c_142,c_342]) ).

cnf(c_345,plain,
    multiply(X0,inverse(X1)) = divide(X0,X1),
    inference(demodulation,[status(thm)],[c_204,c_342]) ).

cnf(c_350,plain,
    multiply(inverse(X0),multiply(X0,X1)) = X1,
    inference(superposition,[status(thm)],[c_339,c_287]) ).

cnf(c_351,plain,
    divide(inverse(X0),divide(divide(inverse(X1),X2),divide(X0,X2))) = X1,
    inference(superposition,[status(thm)],[c_339,c_74]) ).

cnf(c_444,plain,
    divide(X0,multiply(inverse(X1),X0)) = X1,
    inference(demodulation,[status(thm)],[c_157,c_72,c_152]) ).

cnf(c_449,plain,
    divide(multiply(inverse(inverse(X0)),X1),X1) = X0,
    inference(superposition,[status(thm)],[c_287,c_444]) ).

cnf(c_451,plain,
    divide(X0,multiply(X1,X0)) = inverse(X1),
    inference(superposition,[status(thm)],[c_339,c_444]) ).

cnf(c_454,plain,
    divide(multiply(X0,X1),X1) = X0,
    inference(light_normalisation,[status(thm)],[c_449,c_339]) ).

cnf(c_521,plain,
    multiply(multiply(X0,inverse(X1)),X1) = X0,
    inference(superposition,[status(thm)],[c_454,c_72]) ).

cnf(c_523,plain,
    multiply(divide(X0,X1),X1) = X0,
    inference(light_normalisation,[status(thm)],[c_521,c_345]) ).

cnf(c_560,plain,
    inverse(divide(X0,X1)) = divide(X1,X0),
    inference(superposition,[status(thm)],[c_523,c_451]) ).

cnf(c_573,plain,
    divide(inverse(X0),X1) = inverse(multiply(X1,X0)),
    inference(superposition,[status(thm)],[c_72,c_560]) ).

cnf(c_616,plain,
    divide(X0,divide(inverse(X1),X2)) = multiply(X0,multiply(X2,X1)),
    inference(superposition,[status(thm)],[c_573,c_72]) ).

cnf(c_905,plain,
    divide(X0,divide(divide(inverse(X1),X2),X3)) = multiply(X0,multiply(X3,multiply(X2,X1))),
    inference(superposition,[status(thm)],[c_573,c_616]) ).

cnf(c_964,plain,
    multiply(inverse(X0),multiply(divide(X0,X1),multiply(X1,X2))) = X2,
    inference(demodulation,[status(thm)],[c_351,c_905]) ).

cnf(c_986,plain,
    multiply(divide(X0,X1),multiply(X1,X2)) = multiply(inverse(inverse(X0)),X2),
    inference(superposition,[status(thm)],[c_964,c_350]) ).

cnf(c_1001,plain,
    multiply(divide(X0,X1),multiply(X1,X2)) = multiply(X0,X2),
    inference(light_normalisation,[status(thm)],[c_986,c_339]) ).

cnf(c_1357,plain,
    multiply(multiply(X0,X1),X2) = multiply(X0,multiply(X1,X2)),
    inference(superposition,[status(thm)],[c_454,c_1001]) ).

cnf(c_1385,plain,
    $false,
    inference(backward_subsumption_resolution,[status(thm)],[c_343,c_1357]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : GRP068-1 : TPTP v8.1.2. Bugfixed v2.3.0.
% 0.06/0.12  % Command  : run_iprover %s %d THM
% 0.12/0.33  % Computer : n023.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 300
% 0.12/0.33  % DateTime : Tue Aug 29 02:17:10 EDT 2023
% 0.12/0.33  % CPUTime  : 
% 0.18/0.45  Running first-order theorem proving
% 0.18/0.45  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 3.75/1.14  % SZS status Started for theBenchmark.p
% 3.75/1.14  % SZS status Unsatisfiable for theBenchmark.p
% 3.75/1.14  
% 3.75/1.14  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 3.75/1.14  
% 3.75/1.14  ------  iProver source info
% 3.75/1.14  
% 3.75/1.14  git: date: 2023-05-31 18:12:56 +0000
% 3.75/1.14  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 3.75/1.14  git: non_committed_changes: false
% 3.75/1.14  git: last_make_outside_of_git: false
% 3.75/1.14  
% 3.75/1.14  ------ Parsing...successful
% 3.75/1.14  
% 3.75/1.14  
% 3.75/1.14  
% 3.75/1.14  ------ Preprocessing... sup_sim: 2  sf_s  rm: 0 0s  sf_e  pe_s  pe_e 
% 3.75/1.14  
% 3.75/1.14  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 3.75/1.14  
% 3.75/1.14  ------ Preprocessing... sf_s  rm: 0 0s  sf_e 
% 3.75/1.14  ------ Proving...
% 3.75/1.14  ------ Problem Properties 
% 3.75/1.14  
% 3.75/1.14  
% 3.75/1.14  clauses                                 5
% 3.75/1.14  conjectures                             1
% 3.75/1.14  EPR                                     0
% 3.75/1.14  Horn                                    5
% 3.75/1.14  unary                                   4
% 3.75/1.14  binary                                  0
% 3.75/1.14  lits                                    7
% 3.75/1.14  lits eq                                 7
% 3.75/1.14  fd_pure                                 0
% 3.75/1.14  fd_pseudo                               0
% 3.75/1.14  fd_cond                                 0
% 3.75/1.14  fd_pseudo_cond                          0
% 3.75/1.14  AC symbols                              0
% 3.75/1.14  
% 3.75/1.14  ------ Schedule dynamic 5 is on 
% 3.75/1.14  
% 3.75/1.14  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.75/1.14  
% 3.75/1.14  
% 3.75/1.14  ------ 
% 3.75/1.14  Current options:
% 3.75/1.14  ------ 
% 3.75/1.14  
% 3.75/1.14  
% 3.75/1.14  
% 3.75/1.14  
% 3.75/1.14  ------ Proving...
% 3.75/1.14  
% 3.75/1.14  
% 3.75/1.14  % SZS status Unsatisfiable for theBenchmark.p
% 3.75/1.14  
% 3.75/1.14  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.75/1.14  
% 3.75/1.14  
%------------------------------------------------------------------------------