TSTP Solution File: NUM691^1 by Leo-III---1.7.10

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Leo-III---1.7.10
% Problem  : NUM691^1 : 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 08:00:32 EDT 2024

% Result   : Theorem 2.75s 1.64s
% Output   : Refutation 2.87s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :   13
% Syntax   : Number of formulae    :   21 (   2 unt;   7 typ;   0 def)
%            Number of atoms       :   32 (  11 equ;   0 cnn)
%            Maximal formula atoms :    4 (   2 avg)
%            Number of connectives :  113 (  15   ~;   0   |;   0   &;  78   @)
%                                         (   0 <=>;  20  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   7 avg)
%            Number of types       :    2 (   1 usr)
%            Number of type conns  :    4 (   4   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    9 (   6 usr;   6 con; 0-2 aty)
%            Number of variables   :   17 (   0   ^  17   !;   0   ?;  17   :)

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

thf(x_type,type,
    x: nat ).

thf(y_type,type,
    y: nat ).

thf(z_type,type,
    z: nat ).

thf(u_type,type,
    u: nat ).

thf(more_type,type,
    more: nat > nat > $o ).

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

thf(7,axiom,
    ! [A: nat,B: nat,C: nat,D: nat] :
      ( ( more @ A @ B )
     => ( ( ~ ( more @ C @ D )
         => ( C = D ) )
       => ( more @ ( pl @ A @ C ) @ ( pl @ B @ D ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',satz22b) ).

thf(25,plain,
    ! [A: nat,B: nat,C: nat,D: nat] :
      ( ( more @ A @ B )
     => ( ( ~ ( more @ C @ D )
         => ( C = D ) )
       => ( more @ ( pl @ A @ C ) @ ( pl @ B @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(3,axiom,
    ( ~ ( more @ x @ y )
   => ( x = y ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',m) ).

thf(12,plain,
    ( ~ ( more @ x @ y )
   => ( x = y ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(5,axiom,
    ! [A: $o] :
      ( ~ ~ A
     => A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',et) ).

thf(18,plain,
    $true,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(1,conjecture,
    ( ~ ( more @ ( pl @ x @ z ) @ ( pl @ y @ u ) )
   => ( ( pl @ x @ z )
      = ( pl @ y @ u ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',satz23) ).

thf(2,negated_conjecture,
    ~ ( ~ ( more @ ( pl @ x @ z ) @ ( pl @ y @ u ) )
     => ( ( pl @ x @ z )
        = ( pl @ y @ u ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(8,plain,
    ~ ( ~ ( more @ ( pl @ x @ z ) @ ( pl @ y @ u ) )
     => ( ( pl @ x @ z )
        = ( pl @ y @ u ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(6,axiom,
    ! [A: nat,B: nat,C: nat,D: nat] :
      ( ( ~ ( more @ A @ B )
       => ( A = B ) )
     => ( ( more @ C @ D )
       => ( more @ ( pl @ A @ C ) @ ( pl @ B @ D ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',satz22a) ).

thf(19,plain,
    ! [A: nat,B: nat,C: nat,D: nat] :
      ( ( ~ ( more @ A @ B )
       => ( A = B ) )
     => ( ( more @ C @ D )
       => ( more @ ( pl @ A @ C ) @ ( pl @ B @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(4,axiom,
    ( ~ ( more @ z @ u )
   => ( z = u ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',n) ).

thf(15,plain,
    ( ~ ( more @ z @ u )
   => ( z = u ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(32,plain,
    $false,
    inference(cvc4,[status(thm)],[25,12,18,8,19,15]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : NUM691^1 : TPTP v8.1.2. Released v3.7.0.
% 0.03/0.15  % Command  : run_Leo-III %s %d
% 0.15/0.36  % Computer : n016.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit : 300
% 0.15/0.36  % WCLimit  : 300
% 0.15/0.36  % DateTime : Mon May  6 12:20:09 EDT 2024
% 0.15/0.36  % CPUTime  : 
% 0.92/0.85  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.18/0.96  % [INFO] 	 Parsing done (108ms). 
% 1.18/0.97  % [INFO] 	 Running in sequential loop mode. 
% 1.58/1.16  % [INFO] 	 eprover registered as external prover. 
% 1.58/1.16  % [INFO] 	 cvc4 registered as external prover. 
% 1.58/1.17  % [INFO] 	 Scanning for conjecture ... 
% 1.68/1.21  % [INFO] 	 Found a conjecture and 5 axioms. Running axiom selection ... 
% 1.83/1.23  % [INFO] 	 Axiom selection finished. Selected 5 axioms (removed 0 axioms). 
% 1.83/1.25  % [INFO] 	 Problem is higher-order (TPTP THF). 
% 1.83/1.25  % [INFO] 	 Type checking passed. 
% 1.83/1.26  % [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 ... 
% 2.75/1.64  % External prover 'cvc4' found a proof!
% 2.75/1.64  % [INFO] 	 Killing All external provers ... 
% 2.75/1.64  % Time passed: 1120ms (effective reasoning time: 673ms)
% 2.75/1.64  % 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)>
% 2.75/1.64  % Axioms used in derivation (5): n, satz22a, m, et, satz22b
% 2.75/1.64  % No. of inferences in proof: 14
% 2.75/1.64  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 1120 ms resp. 673 ms w/o parsing
% 2.87/1.71  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 2.87/1.71  % [INFO] 	 Killing All external provers ... 
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