TSTP Solution File: ITP328_1 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : ITP001_1 : TPTP v8.1.2. Released v8.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n029.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 : Fri May  3 02:30:40 EDT 2024

% Result   : Theorem 11.80s 2.14s
% Output   : CNFRefutation 11.80s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    9
% Syntax   : Number of formulae    :   44 (  21 unt;   0 typ;   0 def)
%            Number of atoms       :  333 (  26 equ)
%            Maximal formula atoms :    4 (   7 avg)
%            Number of connectives :   64 (  31   ~;  18   |;   6   &)
%                                         (   1 <=>;   8  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   3 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of FOOLs       :  256 ( 256 fml;   0 var)
%            Number arithmetic     :   59 (  13 atm;  31 fun;   4 num;  11 var)
%            Number of types       :    1 (   0 usr;   1 ari)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of predicates  :   17 (  12 usr;   8 prp; 0-2 aty)
%            Number of functors    :    6 (   0 usr;   1 con; 0-2 aty)
%            Number of variables   :   65 (   0 sgn  37   !;   0   ?;  37   :)

% Comments : 
%------------------------------------------------------------------------------
tff(f6,conjecture,
    ( ( ~ $less('fun_app$e'('of_nat$','to_nat$'('x$')),'fun_app$e'('of_nat$','to_nat$'('i$')))
     => ( 'fun_app$e'('of_nat$','to_nat$'('x$')) = $sum('fun_app$e'('of_nat$','to_nat$'('i$')),$difference('fun_app$e'('of_nat$','to_nat$'('x$')),'fun_app$e'('of_nat$','to_nat$'('i$')))) ) )
    & ( $less('fun_app$e'('of_nat$','to_nat$'('x$')),'fun_app$e'('of_nat$','to_nat$'('i$')))
     => ( 'fun_app$e'('of_nat$','to_nat$'('x$')) = $sum('fun_app$e'('of_nat$','to_nat$'('i$')),0) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',conjecture5) ).

tff(f7,negated_conjecture,
    ~ ( ( ~ $less('fun_app$e'('of_nat$','to_nat$'('x$')),'fun_app$e'('of_nat$','to_nat$'('i$')))
       => ( 'fun_app$e'('of_nat$','to_nat$'('x$')) = $sum('fun_app$e'('of_nat$','to_nat$'('i$')),$difference('fun_app$e'('of_nat$','to_nat$'('x$')),'fun_app$e'('of_nat$','to_nat$'('i$')))) ) )
      & ( $less('fun_app$e'('of_nat$','to_nat$'('x$')),'fun_app$e'('of_nat$','to_nat$'('i$')))
       => ( 'fun_app$e'('of_nat$','to_nat$'('x$')) = $sum('fun_app$e'('of_nat$','to_nat$'('i$')),0) ) ) ),
    inference(negated_conjecture,[],[f6]) ).

tff(f15,axiom,
    ! [X0: $int,X1: $int] : ( $difference($sum(X0,X1),X0) = X1 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom13) ).

tff(f18,axiom,
    'fun_app$d'('fun_app$g'('less_eq$','i$'),'x$'),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom16) ).

tff(f26,axiom,
    ! [X0: 'N$',X1: 'N$'] :
      ( 'fun_app$d'('fun_app$g'('less_eq$',X0),X1)
     => $lesseq('fun_app$e'('of_nat$','to_nat$'(X0)),'fun_app$e'('of_nat$','to_nat$'(X1))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom24) ).

tff(f55,axiom,
    ! [X0: 'Int_set_set$',X1: 'Int_set_set$'] : ( 'plus$a'(X0,X1) = 'plus$a'(X1,X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom53) ).

tff(f63,axiom,
    ! [X0: 'Int_set_set$',X1: 'Int_set_set$',X2: 'Int_set_set$'] : ( 'plus$a'(X0,'plus$a'(X1,X2)) = 'plus$a'('plus$a'(X0,X1),X2) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom61) ).

tff(f572,axiom,
    ! [X0: 'N$',X1: 'N$'] :
      ( ~ 'fun_app$d'('fun_app$g'('less_eq$',X0),X1)
    <=> 'fun_app$d'('fun_app$g'('less$',X1),X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',axiom570) ).

tff(f623,plain,
    ~ ( ( ~ $less('fun_app$e'('of_nat$','to_nat$'('x$')),'fun_app$e'('of_nat$','to_nat$'('i$')))
       => ( 'fun_app$e'('of_nat$','to_nat$'('x$')) = $sum('fun_app$e'('of_nat$','to_nat$'('i$')),$sum('fun_app$e'('of_nat$','to_nat$'('x$')),$uminus('fun_app$e'('of_nat$','to_nat$'('i$'))))) ) )
      & ( $less('fun_app$e'('of_nat$','to_nat$'('x$')),'fun_app$e'('of_nat$','to_nat$'('i$')))
       => ( 'fun_app$e'('of_nat$','to_nat$'('x$')) = $sum('fun_app$e'('of_nat$','to_nat$'('i$')),0) ) ) ),
    inference(theory_normalization,[],[f7]) ).

tff(f629,plain,
    ! [X0: $int,X1: $int] : ( $sum($sum(X0,X1),$uminus(X0)) = X1 ),
    inference(theory_normalization,[],[f15]) ).

tff(f634,plain,
    ! [X0: 'N$',X1: 'N$'] :
      ( 'fun_app$d'('fun_app$g'('less_eq$',X0),X1)
     => ~ $less('fun_app$e'('of_nat$','to_nat$'(X1)),'fun_app$e'('of_nat$','to_nat$'(X0))) ),
    inference(theory_normalization,[],[f26]) ).

tff(f864,plain,
    ! [X0: $int,X1: $int] : ( $sum(X0,X1) = $sum(X1,X0) ),
    introduced(theory_axiom_138,[]) ).

tff(f865,plain,
    ! [X2: $int,X0: $int,X1: $int] : ( $sum(X0,$sum(X1,X2)) = $sum($sum(X0,X1),X2) ),
    introduced(theory_axiom_139,[]) ).

tff(f982,plain,
    ( ( ( 'fun_app$e'('of_nat$','to_nat$'('x$')) != $sum('fun_app$e'('of_nat$','to_nat$'('i$')),$sum('fun_app$e'('of_nat$','to_nat$'('x$')),$uminus('fun_app$e'('of_nat$','to_nat$'('i$'))))) )
      & ~ $less('fun_app$e'('of_nat$','to_nat$'('x$')),'fun_app$e'('of_nat$','to_nat$'('i$'))) )
    | ( ( 'fun_app$e'('of_nat$','to_nat$'('x$')) != $sum('fun_app$e'('of_nat$','to_nat$'('i$')),0) )
      & $less('fun_app$e'('of_nat$','to_nat$'('x$')),'fun_app$e'('of_nat$','to_nat$'('i$'))) ) ),
    inference(ennf_transformation,[],[f623]) ).

tff(f986,plain,
    ! [X0: 'N$',X1: 'N$'] :
      ( ~ $less('fun_app$e'('of_nat$','to_nat$'(X1)),'fun_app$e'('of_nat$','to_nat$'(X0)))
      | ~ 'fun_app$d'('fun_app$g'('less_eq$',X0),X1) ),
    inference(ennf_transformation,[],[f634]) ).

tff(f2142,plain,
    ! [X0: 'N$',X1: 'N$'] :
      ( ( ~ 'fun_app$d'('fun_app$g'('less_eq$',X0),X1)
        | ~ 'fun_app$d'('fun_app$g'('less$',X1),X0) )
      & ( 'fun_app$d'('fun_app$g'('less$',X1),X0)
        | 'fun_app$d'('fun_app$g'('less_eq$',X0),X1) ) ),
    inference(nnf_transformation,[],[f572]) ).

tff(f2176,plain,
    ( ( 'fun_app$e'('of_nat$','to_nat$'('x$')) != $sum('fun_app$e'('of_nat$','to_nat$'('i$')),$sum('fun_app$e'('of_nat$','to_nat$'('x$')),$uminus('fun_app$e'('of_nat$','to_nat$'('i$'))))) )
    | $less('fun_app$e'('of_nat$','to_nat$'('x$')),'fun_app$e'('of_nat$','to_nat$'('i$'))) ),
    inference(cnf_transformation,[],[f982]) ).

tff(f2201,plain,
    ! [X0: $int,X1: $int] : ( $sum($sum(X0,X1),$uminus(X0)) = X1 ),
    inference(cnf_transformation,[],[f629]) ).

tff(f2204,plain,
    'fun_app$d'('fun_app$g'('less_eq$','i$'),'x$'),
    inference(cnf_transformation,[],[f18]) ).

tff(f2219,plain,
    ! [X0: 'N$',X1: 'N$'] :
      ( ~ $less('fun_app$e'('of_nat$','to_nat$'(X1)),'fun_app$e'('of_nat$','to_nat$'(X0)))
      | ~ 'fun_app$d'('fun_app$g'('less_eq$',X0),X1) ),
    inference(cnf_transformation,[],[f986]) ).

tff(f2255,plain,
    ! [X0: 'Int_set_set$',X1: 'Int_set_set$'] : ( 'plus$a'(X0,X1) = 'plus$a'(X1,X0) ),
    inference(cnf_transformation,[],[f55]) ).

tff(f2267,plain,
    ! [X2: 'Int_set_set$',X0: 'Int_set_set$',X1: 'Int_set_set$'] : ( 'plus$a'(X0,'plus$a'(X1,X2)) = 'plus$a'('plus$a'(X0,X1),X2) ),
    inference(cnf_transformation,[],[f63]) ).

tff(f3399,plain,
    ! [X0: 'N$',X1: 'N$'] :
      ( 'fun_app$d'('fun_app$g'('less$',X1),X0)
      | 'fun_app$d'('fun_app$g'('less_eq$',X0),X1) ),
    inference(cnf_transformation,[],[f2142]) ).

tff(f3400,plain,
    ! [X0: 'N$',X1: 'N$'] :
      ( ~ 'fun_app$d'('fun_app$g'('less_eq$',X0),X1)
      | ~ 'fun_app$d'('fun_app$g'('less$',X1),X0) ),
    inference(cnf_transformation,[],[f2142]) ).

cnf(c_59,plain,
    $sum_int($sum_int(X0_3,X1_3),X2_3) = $sum_int(X0_3,$sum_int(X1_3,X2_3)),
    inference(cnf_transformation,[],[f865]) ).

cnf(c_60,plain,
    $sum_int(X0_3,X1_3) = $sum_int(X1_3,X0_3),
    inference(cnf_transformation,[],[f864]) ).

cnf(c_71,negated_conjecture,
    ( $sum_int('fun_app$e'('of_nat$','to_nat$'('i$')),$sum_int('fun_app$e'('of_nat$','to_nat$'('x$')),$uminus_int('fun_app$e'('of_nat$','to_nat$'('i$'))))) != 'fun_app$e'('of_nat$','to_nat$'('x$'))
    | $less_int('fun_app$e'('of_nat$','to_nat$'('x$')),'fun_app$e'('of_nat$','to_nat$'('i$'))) ),
    inference(cnf_transformation,[],[f2176]) ).

cnf(c_87,plain,
    $sum_int($sum_int(X0_3,X1_3),$uminus_int(X0_3)) = X1_3,
    inference(cnf_transformation,[],[f2201]) ).

cnf(c_90,plain,
    'fun_app$d'('fun_app$g'('less_eq$','i$'),'x$'),
    inference(cnf_transformation,[],[f2204]) ).

cnf(c_100,plain,
    ( ~ $less_int('fun_app$e'('of_nat$','to_nat$'(X0_26)),'fun_app$e'('of_nat$','to_nat$'(X1_26)))
    | ~ 'fun_app$d'('fun_app$g'('less_eq$',X1_26),X0_26) ),
    inference(cnf_transformation,[],[f2219]) ).

cnf(c_136,plain,
    'plus$a'(X0_18,X1_18) = 'plus$a'(X1_18,X0_18),
    inference(cnf_transformation,[],[f2255]) ).

cnf(c_144,plain,
    'plus$a'('plus$a'(X0_18,X1_18),X2_18) = 'plus$a'(X0_18,'plus$a'(X1_18,X2_18)),
    inference(cnf_transformation,[],[f2267]) ).

cnf(c_1131,plain,
    ( ~ 'fun_app$d'('fun_app$g'('less$',X0_26),X1_26)
    | ~ 'fun_app$d'('fun_app$g'('less_eq$',X1_26),X0_26) ),
    inference(cnf_transformation,[],[f3400]) ).

cnf(c_1132,plain,
    ( 'fun_app$d'('fun_app$g'('less$',X0_26),X1_26)
    | 'fun_app$d'('fun_app$g'('less_eq$',X1_26),X0_26) ),
    inference(cnf_transformation,[],[f3399]) ).

cnf(c_1822,plain,
    $sum_int(X0_3,$sum_int(X1_3,$uminus_int(X0_3))) = X1_3,
    inference(theory_normalisation,[status(thm)],[c_87,c_144,c_136,c_59,c_60]) ).

cnf(c_1997,plain,
    ( 'fun_app$d'('fun_app$g'('less$',X0_26),X1_26)
    | ~ $less_int('fun_app$e'('of_nat$','to_nat$'(X0_26)),'fun_app$e'('of_nat$','to_nat$'(X1_26))) ),
    inference(prop_impl_just,[status(thm)],[c_1132,c_100]) ).

cnf(c_1998,plain,
    ( ~ $less_int('fun_app$e'('of_nat$','to_nat$'(X0_26)),'fun_app$e'('of_nat$','to_nat$'(X1_26)))
    | 'fun_app$d'('fun_app$g'('less$',X0_26),X1_26) ),
    inference(renaming,[status(thm)],[c_1997]) ).

cnf(c_2063,plain,
    ( $sum_int('fun_app$e'('of_nat$','to_nat$'('i$')),$sum_int('fun_app$e'('of_nat$','to_nat$'('x$')),$uminus_int('fun_app$e'('of_nat$','to_nat$'('i$'))))) != 'fun_app$e'('of_nat$','to_nat$'('x$'))
    | $less_int('fun_app$e'('of_nat$','to_nat$'('x$')),'fun_app$e'('of_nat$','to_nat$'('i$'))) ),
    inference(prop_impl_just,[status(thm)],[c_71]) ).

cnf(c_3616,plain,
    $less_int('fun_app$e'('of_nat$','to_nat$'('x$')),'fun_app$e'('of_nat$','to_nat$'('i$'))),
    inference(backward_subsumption_resolution,[status(thm)],[c_2063,c_1822]) ).

cnf(c_16185,plain,
    ( 'fun_app$d'('fun_app$g'('less$',X0_26),X1_26)
    | ~ $less_int('fun_app$e'('of_nat$','to_nat$'(X0_26)),'fun_app$e'('of_nat$','to_nat$'(X1_26))) ),
    inference(prop_impl_just,[status(thm)],[c_1998]) ).

cnf(c_16186,plain,
    ( ~ $less_int('fun_app$e'('of_nat$','to_nat$'(X0_26)),'fun_app$e'('of_nat$','to_nat$'(X1_26)))
    | 'fun_app$d'('fun_app$g'('less$',X0_26),X1_26) ),
    inference(renaming,[status(thm)],[c_16185]) ).

cnf(c_32390,plain,
    ( ~ $less_int('fun_app$e'('of_nat$','to_nat$'('x$')),'fun_app$e'('of_nat$','to_nat$'('i$')))
    | 'fun_app$d'('fun_app$g'('less$','x$'),'i$') ),
    inference(instantiation,[status(thm)],[c_16186]) ).

cnf(c_32765,plain,
    ~ 'fun_app$d'('fun_app$g'('less$','x$'),'i$'),
    inference(superposition,[status(thm)],[c_90,c_1131]) ).

cnf(c_32770,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_32765,c_32390,c_3616]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : ITP001_1 : TPTP v8.1.2. Released v8.1.0.
% 0.11/0.13  % Command  : run_iprover %s %d THM
% 0.13/0.34  % Computer : n029.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  : 300
% 0.13/0.34  % DateTime : Thu May  2 22:07:52 EDT 2024
% 0.13/0.34  % CPUTime  : 
% 0.19/0.46  Running TFA theorem proving
% 0.19/0.46  Running: /export/starexec/sandbox/solver/bin/run_problem --no_cores 8 --schedule casc_29_tfa --heuristic_context casc_unsat /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 11.80/2.14  % SZS status Started for theBenchmark.p
% 11.80/2.14  % SZS status Theorem for theBenchmark.p
% 11.80/2.14  
% 11.80/2.14  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 11.80/2.14  
% 11.80/2.14  ------  iProver source info
% 11.80/2.14  
% 11.80/2.14  git: date: 2024-05-02 19:28:25 +0000
% 11.80/2.14  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 11.80/2.14  git: non_committed_changes: false
% 11.80/2.14  
% 11.80/2.14  ------ Parsing...
% 11.80/2.14  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 11.80/2.14  
% 11.80/2.14  ------ Preprocessing... sup_sim: 80  sf_s  rm: 20 0s  sf_e  pe_s  pe:1:0s pe:2:0s pe:4:0s pe:8:0s pe:16:0s pe_e  sup_sim: 0  sf_s  rm: 5 0s  sf_e  pe_s  pe_e  sup_sim: 0  sf_s  rm: 5 0s  sf_e  pe_s  pe_e 
% 11.80/2.14  
% 11.80/2.14  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 11.80/2.14  
% 11.80/2.14  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 11.80/2.14  ------ Proving...
% 11.80/2.14  ------ Problem Properties 
% 11.80/2.14  
% 11.80/2.14  
% 11.80/2.14  clauses                                 443
% 11.80/2.14  conjectures                             0
% 11.80/2.14  EPR                                     8
% 11.80/2.14  Horn                                    239
% 11.80/2.14  unary                                   56
% 11.80/2.14  binary                                  102
% 11.80/2.14  lits                                    1253
% 11.80/2.14  lits eq                                 124
% 11.80/2.14  fd_pure                                 1
% 11.80/2.14  fd_pseudo                               0
% 11.80/2.14  fd_cond                                 0
% 11.80/2.14  fd_pseudo_cond                          12
% 11.80/2.14  AC symbols                              2
% 11.80/2.14  
% 11.80/2.14  ------ Input Options Time Limit: Unbounded
% 11.80/2.14  
% 11.80/2.14  
% 11.80/2.14  ------ 
% 11.80/2.14  Current options:
% 11.80/2.14  ------ 
% 11.80/2.14  
% 11.80/2.14  
% 11.80/2.14  
% 11.80/2.14  
% 11.80/2.14  ------ Proving...
% 11.80/2.14  
% 11.80/2.14  
% 11.80/2.14  % SZS status Theorem for theBenchmark.p
% 11.80/2.14  
% 11.80/2.14  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 11.80/2.14  
% 11.80/2.15  
%------------------------------------------------------------------------------