TSTP Solution File: NUM699^1 by Leo-III---1.7.10

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%------------------------------------------------------------------------------
% File     : Leo-III---1.7.10
% Problem  : NUM699^1 : TPTP v8.1.2. Released v3.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n016.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 : Tue May  7 08:00:34 EDT 2024

% Result   : Theorem 2.62s 1.56s
% Output   : Refutation 2.62s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   18 (   8 unt;   8 typ;   0 def)
%            Number of atoms       :   12 (   2 equ;   0 cnn)
%            Maximal formula atoms :    2 (   1 avg)
%            Number of connectives :   35 (   2   ~;   0   |;   0   &;  31   @)
%                                         (   0 <=>;   2  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Number of types       :    2 (   1 usr)
%            Number of type conns  :    7 (   7   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    9 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :    6 (   0   ^   6   !;   0   ?;   6   :)

% Comments : 
%------------------------------------------------------------------------------
thf(nat_type,type,
    nat: $tType ).

thf(x_type,type,
    x: nat ).

thf(y_type,type,
    y: nat ).

thf(less_type,type,
    less: nat > nat > $o ).

thf(lessis_type,type,
    lessis: nat > nat > $o ).

thf(suc_type,type,
    suc: nat > nat ).

thf(pl_type,type,
    pl: nat > nat > nat ).

thf(n_1_type,type,
    n_1: nat ).

thf(1,conjecture,
    lessis @ ( suc @ y ) @ x,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',satz25c) ).

thf(2,negated_conjecture,
    ~ ( lessis @ ( suc @ y ) @ x ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(6,plain,
    ~ ( lessis @ ( suc @ y ) @ x ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(3,axiom,
    less @ y @ x,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l) ).

thf(7,plain,
    less @ y @ x,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(4,axiom,
    ! [A: nat,B: nat] :
      ( ( less @ B @ A )
     => ( lessis @ ( pl @ B @ n_1 ) @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',satz25b) ).

thf(8,plain,
    ! [A: nat,B: nat] :
      ( ( less @ B @ A )
     => ( lessis @ ( pl @ B @ n_1 ) @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(5,axiom,
    ! [A: nat] :
      ( ( pl @ A @ n_1 )
      = ( suc @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',satz4a) ).

thf(10,plain,
    ! [A: nat] :
      ( ( pl @ A @ n_1 )
      = ( suc @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(13,plain,
    $false,
    inference(e,[status(thm)],[6,7,8,10]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem  : NUM699^1 : TPTP v8.1.2. Released v3.7.0.
% 0.14/0.16  % Command  : run_Leo-III %s %d
% 0.16/0.37  % Computer : n016.cluster.edu
% 0.16/0.37  % Model    : x86_64 x86_64
% 0.16/0.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.37  % Memory   : 8042.1875MB
% 0.16/0.37  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.16/0.37  % CPULimit : 300
% 0.16/0.37  % WCLimit  : 300
% 0.16/0.37  % DateTime : Mon May  6 12:21:39 EDT 2024
% 0.16/0.37  % CPUTime  : 
% 0.94/0.86  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.26/0.98  % [INFO] 	 Parsing done (117ms). 
% 1.26/0.99  % [INFO] 	 Running in sequential loop mode. 
% 1.72/1.20  % [INFO] 	 eprover registered as external prover. 
% 1.72/1.20  % [INFO] 	 cvc4 registered as external prover. 
% 1.72/1.21  % [INFO] 	 Scanning for conjecture ... 
% 1.85/1.25  % [INFO] 	 Found a conjecture and 3 axioms. Running axiom selection ... 
% 1.85/1.27  % [INFO] 	 Axiom selection finished. Selected 3 axioms (removed 0 axioms). 
% 1.85/1.28  % [INFO] 	 Problem is higher-order (TPTP THF). 
% 1.85/1.29  % [INFO] 	 Type checking passed. 
% 1.85/1.29  % [CONFIG] 	 Using configuration: timeout(300) with strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>.  Searching for refutation ... 
% 2.62/1.56  % External prover 'e' found a proof!
% 2.62/1.56  % [INFO] 	 Killing All external provers ... 
% 2.62/1.56  % Time passed: 1027ms (effective reasoning time: 567ms)
% 2.62/1.56  % Solved by strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>
% 2.62/1.56  % Axioms used in derivation (3): l, satz25b, satz4a
% 2.62/1.56  % No. of inferences in proof: 10
% 2.62/1.56  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 1027 ms resp. 567 ms w/o parsing
% 2.62/1.58  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 2.62/1.58  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------