TSTP Solution File: HEN008-2 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : HEN008-2 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n002.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 01:55:59 EDT 2023

% Result   : Unsatisfiable 3.47s 1.17s
% Output   : CNFRefutation 3.47s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :   11
% Syntax   : Number of clauses     :   32 (  18 unt;   0 nHn;  22 RR)
%            Number of literals    :   56 (  18 equ;  25 neg)
%            Maximal clause size   :    6 (   1 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-3 aty)
%            Number of functors    :    7 (   7 usr;   6 con; 0-2 aty)
%            Number of variables   :   50 (   6 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(c_50,plain,
    quotient(zero,X0,zero),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',zero_divide_anything_is_zero) ).

cnf(c_53,plain,
    ( ~ less_equal(X0,X1)
    | ~ less_equal(X1,X2)
    | less_equal(X0,X2) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',transitivity_of_less_equal) ).

cnf(c_56,plain,
    less_equal(a,b),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',aLEb) ).

cnf(c_57,plain,
    quotient(a,c,aQc),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',aQc) ).

cnf(c_58,plain,
    quotient(b,c,bQc),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',bQc) ).

cnf(c_59,negated_conjecture,
    ~ less_equal(aQc,bQc),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_aQcLEbQc) ).

cnf(c_60,plain,
    ( ~ less_equal(X0,X1)
    | quotient(X0,X1,zero) ),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN001-0.ax',quotient_less_equal) ).

cnf(c_61,plain,
    ( ~ quotient(X0,X1,zero)
    | less_equal(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN001-0.ax',less_equal_quotient) ).

cnf(c_63,plain,
    ( ~ quotient(X0,X1,X2)
    | ~ quotient(X0,X3,X4)
    | ~ quotient(X1,X3,X5)
    | ~ quotient(X2,X3,X6)
    | ~ quotient(X4,X5,X7)
    | less_equal(X7,X6) ),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN001-0.ax',quotient_property) ).

cnf(c_64,plain,
    less_equal(zero,X0),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN001-0.ax',zero_is_smallest) ).

cnf(c_65,plain,
    ( ~ less_equal(X0,X1)
    | ~ less_equal(X1,X0)
    | X0 = X1 ),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN001-0.ax',less_equal_and_equal) ).

cnf(c_77,plain,
    divide(zero,X0) = zero,
    inference(well_definedness,[status(thm)],[c_50]) ).

cnf(c_84,plain,
    divide(a,c) = aQc,
    inference(well_definedness,[status(thm)],[c_57]) ).

cnf(c_85,plain,
    divide(b,c) = bQc,
    inference(well_definedness,[status(thm)],[c_58]) ).

cnf(c_86,plain,
    ( ~ less_equal(X0,X1)
    | divide(X0,X1) = zero ),
    inference(well_definedness,[status(thm)],[c_60]) ).

cnf(c_87,plain,
    ( divide(X0,X1) != zero
    | less_equal(X0,X1) ),
    inference(well_definedness,[status(thm)],[c_61]) ).

cnf(c_90,plain,
    ( divide(X0,X1) != X2
    | divide(X0,X3) != X4
    | divide(X1,X3) != X5
    | divide(X2,X3) != X6
    | divide(X4,X5) != X7
    | less_equal(X7,X6) ),
    inference(well_definedness,[status(thm)],[c_63]) ).

cnf(c_252,plain,
    less_equal(divide(divide(X0,X1),divide(X2,X1)),divide(divide(X0,X2),X1)),
    inference(unflattening,[status(thm)],[c_90]) ).

cnf(c_261,plain,
    ( less_equal(X0,X1)
    | divide(X0,X1) != zero ),
    inference(prop_impl_just,[status(thm)],[c_87]) ).

cnf(c_262,plain,
    ( divide(X0,X1) != zero
    | less_equal(X0,X1) ),
    inference(renaming,[status(thm)],[c_261]) ).

cnf(c_263,plain,
    ( ~ less_equal(X0,X1)
    | divide(X0,X1) = zero ),
    inference(prop_impl_just,[status(thm)],[c_86]) ).

cnf(c_660,plain,
    divide(a,b) = zero,
    inference(superposition,[status(thm)],[c_56,c_263]) ).

cnf(c_729,plain,
    ( divide(aQc,bQc) != zero
    | less_equal(aQc,bQc) ),
    inference(instantiation,[status(thm)],[c_262]) ).

cnf(c_831,plain,
    less_equal(divide(divide(a,X0),divide(b,X0)),divide(zero,X0)),
    inference(superposition,[status(thm)],[c_660,c_252]) ).

cnf(c_838,plain,
    less_equal(divide(divide(a,X0),divide(b,X0)),zero),
    inference(light_normalisation,[status(thm)],[c_831,c_77]) ).

cnf(c_954,plain,
    ( ~ less_equal(X0,zero)
    | X0 = zero ),
    inference(superposition,[status(thm)],[c_64,c_65]) ).

cnf(c_2550,plain,
    ( ~ less_equal(zero,X0)
    | less_equal(divide(divide(a,X1),divide(b,X1)),X0) ),
    inference(superposition,[status(thm)],[c_838,c_53]) ).

cnf(c_2557,plain,
    less_equal(divide(divide(a,X0),divide(b,X0)),X1),
    inference(forward_subsumption_resolution,[status(thm)],[c_2550,c_64]) ).

cnf(c_4081,plain,
    less_equal(divide(divide(a,c),bQc),X0),
    inference(superposition,[status(thm)],[c_85,c_2557]) ).

cnf(c_4089,plain,
    less_equal(divide(aQc,bQc),X0),
    inference(light_normalisation,[status(thm)],[c_4081,c_84]) ).

cnf(c_4337,plain,
    divide(aQc,bQc) = zero,
    inference(superposition,[status(thm)],[c_4089,c_954]) ).

cnf(c_4344,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_4337,c_729,c_59]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : HEN008-2 : TPTP v8.1.2. Released v1.0.0.
% 0.06/0.12  % Command  : run_iprover %s %d THM
% 0.12/0.33  % Computer : n002.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 : Thu Aug 24 13:38:46 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
% 3.47/1.17  % SZS status Started for theBenchmark.p
% 3.47/1.17  % SZS status Unsatisfiable for theBenchmark.p
% 3.47/1.17  
% 3.47/1.17  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 3.47/1.17  
% 3.47/1.17  ------  iProver source info
% 3.47/1.17  
% 3.47/1.17  git: date: 2023-05-31 18:12:56 +0000
% 3.47/1.17  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 3.47/1.17  git: non_committed_changes: false
% 3.47/1.17  git: last_make_outside_of_git: false
% 3.47/1.17  
% 3.47/1.17  ------ Parsing...successful
% 3.47/1.17  
% 3.47/1.17  
% 3.47/1.17  
% 3.47/1.17  ------ Preprocessing... sup_sim: 6  sf_s  rm: 1 0s  sf_e  pe_s  pe_e  sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe_e 
% 3.47/1.17  
% 3.47/1.17  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 3.47/1.17  
% 3.47/1.17  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 3.47/1.17  ------ Proving...
% 3.47/1.17  ------ Problem Properties 
% 3.47/1.17  
% 3.47/1.17  
% 3.47/1.17  clauses                                 18
% 3.47/1.17  conjectures                             1
% 3.47/1.17  EPR                                     6
% 3.47/1.17  Horn                                    18
% 3.47/1.17  unary                                   12
% 3.47/1.17  binary                                  4
% 3.47/1.17  lits                                    26
% 3.47/1.17  lits eq                                 9
% 3.47/1.17  fd_pure                                 0
% 3.47/1.17  fd_pseudo                               0
% 3.47/1.17  fd_cond                                 0
% 3.47/1.17  fd_pseudo_cond                          1
% 3.47/1.17  AC symbols                              0
% 3.47/1.17  
% 3.47/1.17  ------ Schedule dynamic 5 is on 
% 3.47/1.17  
% 3.47/1.17  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.47/1.17  
% 3.47/1.17  
% 3.47/1.17  ------ 
% 3.47/1.17  Current options:
% 3.47/1.17  ------ 
% 3.47/1.17  
% 3.47/1.17  
% 3.47/1.17  
% 3.47/1.17  
% 3.47/1.17  ------ Proving...
% 3.47/1.17  
% 3.47/1.17  
% 3.47/1.17  % SZS status Unsatisfiable for theBenchmark.p
% 3.47/1.17  
% 3.47/1.17  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.47/1.17  
% 3.47/1.17  
%------------------------------------------------------------------------------