TSTP Solution File: FLD033-3 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : FLD033-3 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n018.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  : 600s
% DateTime : Sat Jul 16 02:27:06 EDT 2022

% Result   : Unsatisfiable 0.20s 0.53s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :    6
% Syntax   : Number of clauses     :    9 (   7 unt;   1 nHn;   9 RR)
%            Number of literals    :   14 (   0 equ;   7 neg)
%            Maximal clause size   :    4 (   1 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-3 aty)
%            Number of functors    :    5 (   5 usr;   4 con; 0-1 aty)
%            Number of variables   :    8 (   1 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(associativity_multiplication_1,axiom,
    ( product(X,Y,Z)
    | ~ product(X,U,V)
    | ~ product(U,W,Y)
    | ~ product(V,W,Z) ),
    file('/export/starexec/sandbox/benchmark/Axioms/FLD002-0.ax',associativity_multiplication_1) ).

cnf(existence_of_inverse_multiplication,axiom,
    ( product(multiplicative_inverse(X),X,multiplicative_identity)
    | sum(additive_identity,X,additive_identity)
    | ~ defined(X) ),
    file('/export/starexec/sandbox/benchmark/Axioms/FLD002-0.ax',existence_of_inverse_multiplication) ).

cnf(a_is_defined,hypothesis,
    defined(a),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',a_is_defined) ).

cnf(not_sum_3,negated_conjecture,
    ~ sum(additive_identity,a,additive_identity),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',not_sum_3) ).

cnf(product_4,negated_conjecture,
    product(m,a,a),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',product_4) ).

cnf(not_product_5,negated_conjecture,
    ~ product(multiplicative_identity,m,multiplicative_identity),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',not_product_5) ).

cnf(121,plain,
    product(multiplicative_inverse(a),a,multiplicative_identity),
    inference('UR-RESOLVE',[status(thm)],[existence_of_inverse_multiplication,not_sum_3,a_is_defined]) ).

cnf(124,plain,
    ~ product(a,X,multiplicative_identity),
    inference('UR-RESOLVE',[status(thm)],[associativity_multiplication_1,not_product_5,product_4]) ).

cnf(125,plain,
    $false,
    inference('REWRITE',[status(thm)],[121,124]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem  : FLD033-3 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.13/0.13  % Command  : run-snark %s %d
% 0.14/0.34  % Computer : n018.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 600
% 0.14/0.34  % DateTime : Tue Jun  7 02:39:50 EDT 2022
% 0.14/0.34  % CPUTime  : 
% 0.20/0.46  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.20/0.47  * 
% 0.20/0.47  * 
% 0.20/0.47  #<PACKAGE "SNARK-USER">
% 0.20/0.47  * 
% 0.20/0.47  SNARK-TPTP-OPTIONS
% 0.20/0.47  * 
% 0.20/0.48  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.20/0.48   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.20/0.48   (USE-FACTORING :POS)
% 0.20/0.48   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.20/0.48   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.20/0.48   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.20/0.48   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.20/0.48   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.20/0.48   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.20/0.48   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.20/0.48   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.20/0.48   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.20/0.48   (DECLARE-TPTP-SYMBOLS2))
% 0.20/0.48  * 
% 0.20/0.48  "."
% 0.20/0.48  * 
% 0.20/0.48  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-06-07T02:39:50
% 0.20/0.48  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n018.cluster.edu at 2022-06-07T02:39:50
% 0.20/0.49  
% 0.20/0.49  ; Recognized possible associativity assertion (OR (|sum| ?X ?Y ?Z) (NOT (|sum| ?X ?U ?V)) (NOT (|sum| ?U ?W ?Y)) (NOT (|sum| ?V ?W ?Z))).
% 0.20/0.49  ; Recognized possible associativity assertion (OR (|sum| ?X ?Y ?Z) (NOT (|sum| ?U ?V ?X)) (NOT (|sum| ?V ?Y ?W)) (NOT (|sum| ?U ?W ?Z))).
% 0.20/0.49  ; Recognized commutativity assertion (OR (|sum| ?X ?Y ?Z) (NOT (|sum| ?Y ?X ?Z))).
% 0.20/0.49  ; Recognized possible associativity assertion (OR (|product| ?X ?Y ?Z) (NOT (|product| ?X ?U ?V)) (NOT (|product| ?U ?W ?Y)) (NOT (|product| ?V ?W ?Z))).
% 0.20/0.49  ; Recognized possible associativity assertion (OR (|product| ?X ?Y ?Z) (NOT (|product| ?U ?V ?X)) (NOT (|product| ?V ?Y ?W)) (NOT (|product| ?U ?W ?Z))).
% 0.20/0.49  ; Recognized commutativity assertion (OR (|product| ?X ?Y ?Z) (NOT (|product| ?Y ?X ?Z))).
% 0.20/0.49  ; Declaring sum to be commutative.
% 0.20/0.53  ; Declaring product to be commutative.
% 0.20/0.53  
% 0.20/0.53  #||
% 0.20/0.53  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.20/0.53  % SZS output start Refutation
% See solution above
% 0.20/0.53  ||#
% 0.20/0.53  
% 0.20/0.53  ; Summary of computation:
% 0.20/0.53  ;       227 formulas have been input or derived (from 26 formulas).
% 0.20/0.53  ;       125 (55%) were retained.  Of these,
% 0.20/0.53  ;            1 ( 1%) were simplified or subsumed later,
% 0.20/0.53  ;          124 (99%) are still being kept.
% 0.20/0.53  ; 
% 0.20/0.53  ; Run time in seconds excluding printing time:
% 0.20/0.53  ;     0.006  12%   Read assertion file          (1 call)
% 0.20/0.53  ;     0.002   4%   Assert                       (31 calls)
% 0.20/0.53  ;     0.006  12%   Process new row              (226 calls)
% 0.20/0.53  ;     0.004   8%   Resolution                   (50 calls)
% 0.20/0.53  ;     0.001   2%   Paramodulation               (25 calls)
% 0.20/0.53  ;     0.004   8%   Condensing                   (37 calls)
% 0.20/0.53  ;     0.000   0%   Forward subsumption          (37 calls)
% 0.20/0.53  ;     0.000   0%   Backward subsumption         (29 calls)
% 0.20/0.53  ;     0.001   2%   Clause clause subsumption    (13 calls)
% 0.20/0.53  ;     0.002   4%   Forward simplification       (226 calls)
% 0.20/0.53  ;     0.001   2%   Backward simplification      (125 calls)
% 0.20/0.53  ;     0.001   2%   Ordering                     (24 calls)
% 0.20/0.53  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.20/0.53  ;     0.000   0%   Purity testing               (1 call)
% 0.20/0.53  ;     0.022  44%   Other
% 0.20/0.53  ;     0.050        Total
% 0.20/0.53  ;     0.052        Real time
% 0.20/0.53  ; 
% 0.20/0.53  ; Term-hash-array has 197 terms in all.
% 0.20/0.53  ; Feature-vector-row-index has 29 entries (29 at peak, 29 added, 0 deleted).
% 0.20/0.53  ; Feature-vector-row-index has 87 nodes (87 at peak, 87 added, 0 deleted).
% 0.20/0.53  ;  Retrieved 17 possibly forward subsuming rows in 37 calls.
% 0.20/0.53  ;  Retrieved 2 possibly backward subsumed rows in 29 calls.
% 0.20/0.53  ; Path-index has 200 entries (201 at peak, 201 added, 1 deleted).
% 0.20/0.53  ; Path-index has 160 nodes (161 at peak, 161 added, 1 deleted).
% 0.20/0.53  ; Trie-index has 200 entries (201 at peak, 201 added, 1 deleted).
% 0.20/0.53  ; Trie-index has 327 nodes (329 at peak, 329 added, 2 deleted).
% 0.20/0.53  ; Retrieved 93 generalization terms in 231 calls.
% 0.20/0.53  ; Retrieved 99 instance terms in 95 calls.
% 0.20/0.53  ; Retrieved 2,531 unifiable terms in 163 calls.
% 0.20/0.53  ; 
% 0.20/0.53  ; The agenda of input rows to give has 2 entries:
% 0.20/0.53  ;     2 with value 25
% 0.20/0.53  ; The agenda of rows to give has 96 entries:
% 0.20/0.53  ;     4 with value (4 5)           4 with value (4 8)            2 with value (4 11)
% 0.20/0.53  ;    14 with value (4 6)          38 with value (4 9)            2 with value (4 13)
% 0.20/0.53  ;    32 with value (4 7)
% 0.20/0.53  Evaluation took:
% 0.20/0.53    0.052 seconds of real time
% 0.20/0.53    0.046379 seconds of user run time
% 0.20/0.53    0.006094 seconds of system run time
% 0.20/0.53    0 calls to %EVAL
% 0.20/0.53    0 page faults and
% 0.20/0.53    2,869,952 bytes consed.
% 0.20/0.53  :PROOF-FOUND
% 0.20/0.53  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-06-07T02:39:50
% 0.20/0.53  :PROOF-FOUND
% 0.20/0.53  * 
%------------------------------------------------------------------------------