TSTP Solution File: NUM893_1 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : NUM893_1 : TPTP v8.1.2. Released v5.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% 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  : 300s
% DateTime : Fri May  3 02:51:01 EDT 2024

% Result   : Theorem 0.76s 0.99s
% Output   : CNFRefutation 0.76s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    1
% Syntax   : Number of formulae    :   11 (   1 unt;   0 typ;   0 def)
%            Number of atoms       :   34 (  33 equ)
%            Maximal formula atoms :    6 (   3 avg)
%            Number of connectives :   40 (  17   ~;  11   |;   8   &)
%                                         (   3 <=>;   0  =>;   0  <=;   1 <~>)
%            Maximal formula depth :    8 (   6 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number arithmetic     :   71 (   0 atm;  48 fun;   0 num;  23 var)
%            Number of types       :    1 (   0 usr;   1 ari)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   0 usr;   0 con; 1-2 aty)
%            Number of variables   :   27 (   0 sgn  14   !;   9   ?;  23   :)

% Comments : 
%------------------------------------------------------------------------------
tff(f1,conjecture,
    ? [X0: $int,X1: $int,X2: $int] :
      ( ( $sum(X0,X1) = X2 )
    <=> ( ( $difference(X2,X0) = X1 )
        & ( $difference(X2,X1) = X0 ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sum_same_as_difference) ).

tff(f2,negated_conjecture,
    ~ ? [X0: $int,X1: $int,X2: $int] :
        ( ( $sum(X0,X1) = X2 )
      <=> ( ( $difference(X2,X0) = X1 )
          & ( $difference(X2,X1) = X0 ) ) ),
    inference(negated_conjecture,[],[f1]) ).

tff(f3,plain,
    ~ ? [X0: $int,X1: $int,X2: $int] :
        ( ( $sum(X0,X1) = X2 )
      <=> ( ( $sum(X2,$uminus(X0)) = X1 )
          & ( $sum(X2,$uminus(X1)) = X0 ) ) ),
    inference(theory_normalization,[],[f2]) ).

tff(f16,plain,
    ! [X0: $int,X1: $int,X2: $int] :
      ( ( $sum(X0,X1) = X2 )
    <~> ( ( $sum(X2,$uminus(X0)) = X1 )
        & ( $sum(X2,$uminus(X1)) = X0 ) ) ),
    inference(ennf_transformation,[],[f3]) ).

tff(f17,plain,
    ! [X0: $int,X1: $int,X2: $int] :
      ( ( ( $sum(X2,$uminus(X0)) != X1 )
        | ( $sum(X2,$uminus(X1)) != X0 )
        | ( $sum(X0,X1) != X2 ) )
      & ( ( ( $sum(X2,$uminus(X0)) = X1 )
          & ( $sum(X2,$uminus(X1)) = X0 ) )
        | ( $sum(X0,X1) = X2 ) ) ),
    inference(nnf_transformation,[],[f16]) ).

tff(f18,plain,
    ! [X0: $int,X1: $int,X2: $int] :
      ( ( ( $sum(X2,$uminus(X0)) != X1 )
        | ( $sum(X2,$uminus(X1)) != X0 )
        | ( $sum(X0,X1) != X2 ) )
      & ( ( ( $sum(X2,$uminus(X0)) = X1 )
          & ( $sum(X2,$uminus(X1)) = X0 ) )
        | ( $sum(X0,X1) = X2 ) ) ),
    inference(flattening,[],[f17]) ).

tff(f21,plain,
    ! [X2: $int,X0: $int,X1: $int] :
      ( ( $sum(X2,$uminus(X0)) != X1 )
      | ( $sum(X2,$uminus(X1)) != X0 )
      | ( $sum(X0,X1) != X2 ) ),
    inference(cnf_transformation,[],[f18]) ).

tff(f22,plain,
    ! [X2: $int,X0: $int] :
      ( ( $sum(X2,$uminus($sum(X2,$uminus(X0)))) != X0 )
      | ( $sum(X0,$sum(X2,$uminus(X0))) != X2 ) ),
    inference(equality_resolution,[],[f21]) ).

cnf(c_61,negated_conjecture,
    ( $sum_int(X0_3,$uminus_int($sum_int(X0_3,$uminus_int(X1_3)))) != X1_3
    | $sum_int(X1_3,$sum_int(X0_3,$uminus_int(X1_3))) != X0_3 ),
    inference(cnf_transformation,[],[f22]) ).

cnf(c_81,plain,
    ( $sum_int(X0_3,$uminus_int($sum_int(X0_3,$uminus_int(X1_3)))) != X1_3
    | $sum_int(X1_3,$sum_int(X0_3,$uminus_int(X1_3))) != X0_3 ),
    inference(prop_impl_just,[status(thm)],[c_61]) ).

cnf(c_199,plain,
    $false,
    inference(smt_theory_normalisation,[status(thm)],[c_81]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.02/0.08  % Problem  : NUM893_1 : TPTP v8.1.2. Released v5.0.0.
% 0.02/0.08  % Command  : run_iprover %s %d THM
% 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  : 300
% 0.07/0.27  % DateTime : Thu May  2 19:48:08 EDT 2024
% 0.07/0.27  % CPUTime  : 
% 0.11/0.35  Running TFA theorem proving
% 0.11/0.35  Running: /export/starexec/sandbox2/solver/bin/run_problem --no_cores 8 --schedule casc_29_tfa --heuristic_context casc_unsat /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 0.76/0.99  % SZS status Started for theBenchmark.p
% 0.76/0.99  % SZS status Theorem for theBenchmark.p
% 0.76/0.99  
% 0.76/0.99  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 0.76/0.99  
% 0.76/0.99  ------  iProver source info
% 0.76/0.99  
% 0.76/0.99  git: date: 2024-05-02 19:28:25 +0000
% 0.76/0.99  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 0.76/0.99  git: non_committed_changes: false
% 0.76/0.99  
% 0.76/0.99  ------ Parsing...
% 0.76/0.99  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 0.76/0.99  
% 0.76/0.99  ------ Preprocessing...
% 0.76/0.99  
% 0.76/0.99  % SZS status Theorem for theBenchmark.p
% 0.76/0.99  
% 0.76/0.99  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 0.76/0.99  
% 0.76/0.99  
%------------------------------------------------------------------------------