TSTP Solution File: LAT205-1 by Leo-III---1.7.7

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : LAT205-1 : TPTP v8.1.2. Released v3.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% 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 : Fri May 19 11:27:00 EDT 2023

% Result   : Unsatisfiable 8.31s 2.61s
% Output   : Refutation 8.31s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :   21
% Syntax   : Number of formulae    :   35 (  25 unt;   8 typ;   0 def)
%            Number of atoms       :   31 (  30 equ;   0 cnn)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :  164 (   6   ~;   4   |;   0   &; 154   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   3 avg)
%            Number of types       :    1 (   0 usr)
%            Number of type conns  :    5 (   5   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   10 (   8 usr;   6 con; 0-2 aty)
%            Number of variables   :   48 (   0   ^;  48   !;   0   ?;  48   :)

% Comments : 
%------------------------------------------------------------------------------
thf(meet_type,type,
    meet: $i > $i > $i ).

thf(a_type,type,
    a: $i ).

thf(join_type,type,
    join: $i > $i > $i ).

thf(b_type,type,
    b: $i ).

thf(c_type,type,
    c: $i ).

thf(complement_type,type,
    complement: $i > $i ).

thf(one_type,type,
    one: $i ).

thf(zero_type,type,
    zero: $i ).

thf(1,negated_conjecture,
    ( ( meet @ a @ ( join @ b @ c ) )
   != ( join @ ( meet @ a @ b ) @ ( meet @ a @ c ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_distributivity) ).

thf(14,plain,
    ( ( meet @ a @ ( join @ b @ c ) )
   != ( join @ ( meet @ a @ b ) @ ( meet @ a @ c ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[1]) ).

thf(8,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( meet @ ( meet @ A @ B ) @ C )
      = ( meet @ A @ ( meet @ B @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',associativity_of_meet) ).

thf(29,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( meet @ ( meet @ A @ B ) @ C )
      = ( meet @ A @ ( meet @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(2,axiom,
    ! [A: $i] :
      ( ( meet @ A @ A )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',idempotence_of_meet) ).

thf(17,plain,
    ! [A: $i] :
      ( ( meet @ A @ A )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(7,axiom,
    ! [B: $i,A: $i] :
      ( ( join @ A @ B )
      = ( join @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',commutativity_of_join) ).

thf(27,plain,
    ! [B: $i,A: $i] :
      ( ( join @ A @ B )
      = ( join @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(11,axiom,
    ! [A: $i] :
      ( ( meet @ A @ ( complement @ A ) )
      = zero ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',complement_meet) ).

thf(35,plain,
    ! [A: $i] :
      ( ( meet @ A @ ( complement @ A ) )
      = zero ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(9,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( join @ ( join @ A @ B ) @ C )
      = ( join @ A @ ( join @ B @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',associativity_of_join) ).

thf(31,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( join @ ( join @ A @ B ) @ C )
      = ( join @ A @ ( join @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(3,axiom,
    ! [A: $i] :
      ( ( join @ A @ A )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',idempotence_of_join) ).

thf(19,plain,
    ! [A: $i] :
      ( ( join @ A @ A )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(12,axiom,
    ! [B: $i,A: $i] :
      ( ( ( meet @ A @ B )
       != zero )
      | ( ( join @ A @ B )
       != one )
      | ( ( complement @ A )
        = B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',meet_join_complement) ).

thf(37,plain,
    ! [B: $i,A: $i] :
      ( ( ( meet @ A @ B )
       != zero )
      | ( ( join @ A @ B )
       != one )
      | ( ( complement @ A )
        = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(6,axiom,
    ! [B: $i,A: $i] :
      ( ( meet @ A @ B )
      = ( meet @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',commutativity_of_meet) ).

thf(25,plain,
    ! [B: $i,A: $i] :
      ( ( meet @ A @ B )
      = ( meet @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(4,axiom,
    ! [B: $i,A: $i] :
      ( ( meet @ A @ ( join @ A @ B ) )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',absorption1) ).

thf(21,plain,
    ! [B: $i,A: $i] :
      ( ( meet @ A @ ( join @ A @ B ) )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(10,axiom,
    ! [A: $i] :
      ( ( join @ A @ ( complement @ A ) )
      = one ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',complement_join) ).

thf(33,plain,
    ! [A: $i] :
      ( ( join @ A @ ( complement @ A ) )
      = one ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(13,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( meet @ A @ ( meet @ ( join @ B @ C ) @ ( join @ B @ D ) ) )
      = ( meet @ A @ ( join @ B @ ( meet @ ( join @ B @ D ) @ ( join @ C @ ( meet @ A @ B ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',equation_H59) ).

thf(40,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( meet @ A @ ( meet @ ( join @ B @ C ) @ ( join @ B @ D ) ) )
      = ( meet @ A @ ( join @ B @ ( meet @ ( join @ B @ D ) @ ( join @ C @ ( meet @ A @ B ) ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(5,axiom,
    ! [B: $i,A: $i] :
      ( ( join @ A @ ( meet @ A @ B ) )
      = A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',absorption2) ).

thf(23,plain,
    ! [B: $i,A: $i] :
      ( ( join @ A @ ( meet @ A @ B ) )
      = A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(1118,plain,
    $false,
    inference(e,[status(thm)],[14,29,17,27,35,31,19,37,25,21,33,40,23]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem  : LAT205-1 : TPTP v8.1.2. Released v3.1.0.
% 0.12/0.15  % Command  : run_Leo-III %s %d
% 0.15/0.37  % Computer : n002.cluster.edu
% 0.15/0.37  % Model    : x86_64 x86_64
% 0.15/0.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.37  % Memory   : 8042.1875MB
% 0.15/0.37  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.37  % CPULimit : 300
% 0.15/0.37  % WCLimit  : 300
% 0.15/0.37  % DateTime : Thu May 18 14:35:50 EDT 2023
% 0.15/0.37  % CPUTime  : 
% 0.98/0.86  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.17/0.98  % [INFO] 	 Parsing done (119ms). 
% 1.17/0.99  % [INFO] 	 Running in sequential loop mode. 
% 1.70/1.19  % [INFO] 	 eprover registered as external prover. 
% 1.70/1.19  % [INFO] 	 cvc4 registered as external prover. 
% 1.70/1.20  % [INFO] 	 Scanning for conjecture ... 
% 1.90/1.25  % [INFO] 	 Found a conjecture and 12 axioms. Running axiom selection ... 
% 1.90/1.26  % [INFO] 	 Axiom selection finished. Selected 12 axioms (removed 0 axioms). 
% 1.90/1.28  % [INFO] 	 Problem is propositional (TPTP CNF). 
% 1.90/1.28  % [INFO] 	 Type checking passed. 
% 1.90/1.29  % [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 ... 
% 8.31/2.61  % External prover 'e' found a proof!
% 8.31/2.61  % [INFO] 	 Killing All external provers ... 
% 8.31/2.61  % Time passed: 2079ms (effective reasoning time: 1617ms)
% 8.31/2.61  % 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)>
% 8.31/2.61  % Axioms used in derivation (12): commutativity_of_join, absorption1, meet_join_complement, complement_meet, commutativity_of_meet, associativity_of_join, associativity_of_meet, complement_join, idempotence_of_join, absorption2, idempotence_of_meet, equation_H59
% 8.31/2.61  % No. of inferences in proof: 27
% 8.31/2.61  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 2079 ms resp. 1617 ms w/o parsing
% 8.31/2.63  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 8.31/2.63  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------