TSTP Solution File: GRP598-1 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : GRP598-1 : TPTP v8.1.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n020.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 11:39:36 EDT 2022

% Result   : Unsatisfiable 0.19s 0.54s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    3
% Syntax   : Number of clauses     :   18 (  18 unt;   0 nHn;   5 RR)
%            Number of literals    :   18 (  17 equ;   4 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :   11 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-2 aty)
%            Number of variables   :   30 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(single_axiom,axiom,
    double_divide(double_divide(X,Y),inverse(double_divide(X,inverse(double_divide(inverse(Z),Y))))) = Z,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',single_axiom) ).

cnf(multiply,axiom,
    multiply(X,Y) = inverse(double_divide(Y,X)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',multiply) ).

cnf(prove_these_axioms_2,negated_conjecture,
    multiply(multiply(inverse(b2),b2),a2) != a2,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_these_axioms_2) ).

cnf(4,plain,
    inverse(double_divide(a2,inverse(double_divide(b2,inverse(b2))))) != a2,
    inference('REWRITE',[status(thm)],[prove_these_axioms_2,multiply,theory(equality)]) ).

cnf(5,plain,
    double_divide(double_divide(double_divide(inverse(X),Y),inverse(double_divide(inverse(Z),Y))),inverse(Z)) = X,
    inference('PARAMODULATE',[status(thm)],[single_axiom,single_axiom,theory(equality)]) ).

cnf(6,plain,
    double_divide(X,inverse(double_divide(double_divide(Y,Z),inverse(double_divide(inverse(U),inverse(double_divide(Y,inverse(double_divide(inverse(X),Z))))))))) = U,
    inference('PARAMODULATE',[status(thm)],[single_axiom,single_axiom,theory(equality)]) ).

cnf(21,plain,
    double_divide(X,inverse(double_divide(inverse(Y),inverse(X)))) = Y,
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[6,6,theory(equality)]),single_axiom,theory(equality)]) ).

cnf(38,plain,
    double_divide(double_divide(X,inverse(X)),inverse(Y)) = Y,
    inference('PARAMODULATE',[status(thm)],[single_axiom,21,theory(equality)]) ).

cnf(39,plain,
    double_divide(double_divide(inverse(X),inverse(inverse(Y))),inverse(X)) = Y,
    inference('PARAMODULATE',[status(thm)],[21,21,theory(equality)]) ).

cnf(54,plain,
    double_divide(inverse(X),inverse(double_divide(Y,inverse(Y)))) = X,
    inference('PARAMODULATE',[status(thm)],[21,38,theory(equality)]) ).

cnf(61,plain,
    double_divide(X,inverse(Y)) = double_divide(inverse(Y),inverse(inverse(X))),
    inference('PARAMODULATE',[status(thm)],[5,39,theory(equality)]) ).

cnf(74,plain,
    double_divide(double_divide(X,inverse(Y)),inverse(Y)) = X,
    inference('REWRITE',[status(thm)],[39,61,theory(equality)]) ).

cnf(75,plain,
    double_divide(X,inverse(X)) = double_divide(Y,inverse(Y)),
    inference('PARAMODULATE',[status(thm)],[74,38,theory(equality)]) ).

cnf(89,plain,
    inverse(double_divide(a2,inverse(double_divide(X,inverse(X))))) != a2,
    inference('PARAMODULATE',[status(thm)],[4,75,theory(equality)]) ).

cnf(94,plain,
    double_divide(X,inverse(double_divide(Y,inverse(Y)))) = inverse(X),
    inference('PARAMODULATE',[status(thm)],[74,54,theory(equality)]) ).

cnf(98,plain,
    inverse(inverse(a2)) != a2,
    inference('REWRITE',[status(thm)],[89,94,theory(equality)]) ).

cnf(99,plain,
    inverse(inverse(X)) = X,
    inference('REWRITE',[status(thm)],[54,94,theory(equality)]) ).

cnf(114,plain,
    $false,
    inference('REWRITE',[status(thm)],[98,99,theory(equality)]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem  : GRP598-1 : TPTP v8.1.0. Released v2.6.0.
% 0.12/0.13  % Command  : run-snark %s %d
% 0.12/0.33  % Computer : n020.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Tue Jun 14 10:14:35 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.19/0.45  /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.19/0.46  * 
% 0.19/0.46  * 
% 0.19/0.46  #<PACKAGE "SNARK-USER">
% 0.19/0.46  * 
% 0.19/0.46  SNARK-TPTP-OPTIONS
% 0.19/0.46  * 
% 0.19/0.46  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.19/0.46   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.19/0.46   (USE-FACTORING :POS)
% 0.19/0.46   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.19/0.46   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.19/0.46   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.19/0.46   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.19/0.46   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.19/0.46   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.19/0.46   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.19/0.46   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.19/0.46   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.19/0.46   (DECLARE-TPTP-SYMBOLS2))
% 0.19/0.46  * 
% 0.19/0.46  "."
% 0.19/0.46  * 
% 0.19/0.46  ; Begin refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-06-14T10:14:35
% 0.19/0.46  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n020.cluster.edu at 2022-06-14T10:14:35
% 0.19/0.54  
% 0.19/0.54  
% 0.19/0.54  #||
% 0.19/0.54  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.19/0.54  % SZS output start Refutation
% See solution above
% 0.19/0.55  ||#
% 0.19/0.55  
% 0.19/0.55  ; Summary of computation:
% 0.19/0.55  ;       207 formulas have been input or derived (from 14 formulas).
% 0.19/0.55  ;       114 (55%) were retained.  Of these,
% 0.19/0.55  ;           60 (53%) were simplified or subsumed later,
% 0.19/0.55  ;           54 (47%) are still being kept.
% 0.19/0.55  ; 
% 0.19/0.55  ; Run time in seconds excluding printing time:
% 0.19/0.55  ;     0.001   1%   Read assertion file          (1 call)
% 0.19/0.55  ;     0.000   0%   Assert                       (3 calls)
% 0.19/0.55  ;     0.024  30%   Process new row              (190 calls)
% 0.19/0.55  ;     0.002   2%   Resolution                   (26 calls)
% 0.19/0.55  ;     0.008  10%   Paramodulation               (13 calls)
% 0.19/0.55  ;     0.009  11%   Forward simplification       (180 calls)
% 0.19/0.55  ;     0.012  15%   Backward simplification      (113 calls)
% 0.19/0.55  ;     0.001   1%   Ordering                     (388 calls)
% 0.19/0.55  ;     0.001   1%   Sortal reasoning             (32 calls)
% 0.19/0.55  ;     0.000   0%   Purity testing               (1 call)
% 0.19/0.55  ;     0.022  28%   Other
% 0.19/0.55  ;     0.080        Total
% 0.19/0.55  ;     0.082        Real time
% 0.19/0.55  ; 
% 0.19/0.55  ; Term-hash-array has 840 terms in all.
% 0.19/0.55  ; Feature-vector-row-index has 0 entries (0 at peak, 0 added, 0 deleted).
% 0.19/0.55  ; Feature-vector-row-index has 1 node (1 at peak, 1 added, 0 deleted).
% 0.19/0.55  ; Path-index has 391 entries (544 at peak, 876 added, 485 deleted).
% 0.19/0.55  ; Path-index has 1,907 nodes (2,217 at peak, 2,489 added, 582 deleted).
% 0.19/0.55  ; Trie-index has 391 entries (544 at peak, 876 added, 485 deleted).
% 0.19/0.55  ; Trie-index has 1,987 nodes (3,557 at peak, 5,124 added, 3,137 deleted).
% 0.19/0.55  ; Retrieved 584 generalization terms in 1,203 calls.
% 0.19/0.55  ; Retrieved 735 instance terms in 112 calls.
% 0.19/0.55  ; Retrieved 1,401 unifiable terms in 121 calls.
% 0.19/0.55  ; 
% 0.19/0.55  ; The agenda of rows to process has 9 entries:
% 0.19/0.55  ;     2 with value 20              1 with value 30               1 with value 36
% 0.19/0.55  ;     1 with value 21              1 with value 31               1 with value 42
% 0.19/0.55  ;     2 with value 26
% 0.19/0.55  ; The agenda of rows to give has 46 entries:
% 0.19/0.55  ;     1 with value (4 12)          1 with value (4 29)           1 with value (4 41)
% 0.19/0.55  ;     1 with value (4 15)          1 with value (4 30)           2 with value (4 42)
% 0.19/0.55  ;     1 with value (4 16)          1 with value (4 32)           1 with value (4 44)
% 0.19/0.55  ;     2 with value (4 19)          3 with value (4 33)           1 with value (4 45)
% 0.19/0.55  ;     1 with value (4 20)          2 with value (4 34)           2 with value (4 48)
% 0.19/0.55  ;     1 with value (4 23)          1 with value (4 35)           1 with value (4 49)
% 0.19/0.55  ;     3 with value (4 24)          2 with value (4 36)           1 with value (4 50)
% 0.19/0.55  ;     2 with value (4 25)          1 with value (4 37)           1 with value (4 51)
% 0.19/0.55  ;     4 with value (4 26)          2 with value (4 39)           1 with value (4 52)
% 0.19/0.55  ;     2 with value (4 27)          2 with value (4 40)           1 with value (4 56)
% 0.19/0.55  Evaluation took:
% 0.19/0.55    0.083 seconds of real time
% 0.19/0.55    0.072802 seconds of user run time
% 0.19/0.55    0.010153 seconds of system run time
% 0.19/0.55    0 calls to %EVAL
% 0.19/0.55    0 page faults and
% 0.19/0.55    6,223,776 bytes consed.
% 0.19/0.55  :PROOF-FOUND
% 0.19/0.55  ; End refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-06-14T10:14:35
% 0.19/0.55  :PROOF-FOUND
% 0.19/0.55  * 
%------------------------------------------------------------------------------