TSTP Solution File: GRP456-1 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : GRP456-1 : TPTP v8.1.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n007.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 11:38:57 EDT 2022

% Result   : Unsatisfiable 0.19s 0.50s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    5
% Syntax   : Number of clauses     :   23 (  23 unt;   0 nHn;   5 RR)
%            Number of literals    :   23 (  22 equ;   3 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :    8 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :   36 (   0 sgn)

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

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

cnf(inverse,axiom,
    inverse(X) = divide(identity,X),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',inverse) ).

cnf(identity,axiom,
    identity = divide(X,X),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',identity) ).

cnf(prove_these_axioms_3,negated_conjecture,
    multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_these_axioms_3) ).

cnf(6,plain,
    multiply(X,Y) = divide(X,inverse(Y)),
    inference('REWRITE',[status(thm)],[multiply,inverse,theory(equality)]) ).

cnf(7,plain,
    divide(divide(a3,inverse(b3)),inverse(c3)) != divide(a3,inverse(divide(b3,inverse(c3)))),
    inference('REWRITE',[status(thm)],[prove_these_axioms_3,6,theory(equality)]) ).

cnf(8,plain,
    divide(inverse(divide(X,divide(Y,divide(inverse(X),Z)))),Z) = Y,
    inference('REWRITE',[status(thm)],[single_axiom,identity,inverse,theory(equality)]) ).

cnf(9,plain,
    identity = inverse(identity),
    inference('PARAMODULATE',[status(thm)],[identity,inverse,theory(equality)]) ).

cnf(10,plain,
    divide(inverse(divide(X,identity)),Y) = divide(inverse(X),Y),
    inference('PARAMODULATE',[status(thm)],[8,identity,theory(equality)]) ).

cnf(11,plain,
    divide(inverse(divide(X,divide(Y,identity))),inverse(X)) = Y,
    inference('PARAMODULATE',[status(thm)],[8,identity,theory(equality)]) ).

cnf(13,plain,
    divide(inverse(inverse(divide(X,inverse(Y)))),Y) = X,
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[8,inverse,theory(equality)]),inverse,9,theory(equality)]) ).

cnf(19,plain,
    inverse(X) = inverse(divide(X,identity)),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[8,10,theory(equality)]),8,theory(equality)]) ).

cnf(21,plain,
    inverse(inverse(X)) = X,
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[11,identity,theory(equality)]),inverse,19,9,theory(equality)]) ).

cnf(23,plain,
    divide(divide(X,inverse(Y)),Y) = X,
    inference('REWRITE',[status(thm)],[13,21,theory(equality)]) ).

cnf(24,plain,
    divide(X,identity) = X,
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[11,inverse,theory(equality)]),9,21,19,theory(equality)]) ).

cnf(26,plain,
    divide(inverse(divide(X,Y)),inverse(X)) = Y,
    inference('REWRITE',[status(thm)],[11,24,theory(equality)]) ).

cnf(29,plain,
    divide(inverse(divide(X,Y)),Z) = divide(Y,inverse(divide(inverse(X),Z))),
    inference('PARAMODULATE',[status(thm)],[8,23,theory(equality)]) ).

cnf(30,plain,
    divide(X,Y) = inverse(divide(Y,X)),
    inference('PARAMODULATE',[status(thm)],[23,26,theory(equality)]) ).

cnf(32,plain,
    divide(divide(a3,inverse(b3)),inverse(c3)) != divide(a3,divide(inverse(c3),b3)),
    inference('REWRITE',[status(thm)],[7,30,theory(equality)]) ).

cnf(34,plain,
    divide(divide(X,Y),Z) = divide(X,divide(Z,inverse(Y))),
    inference('REWRITE',[status(thm)],[29,30,theory(equality)]) ).

cnf(39,plain,
    divide(divide(X,inverse(Y)),Z) = divide(X,divide(Z,Y)),
    inference('PARAMODULATE',[status(thm)],[34,21,theory(equality)]) ).

cnf(40,plain,
    $false,
    inference('REWRITE',[status(thm)],[32,39,theory(equality)]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : GRP456-1 : TPTP v8.1.0. Released v2.6.0.
% 0.11/0.12  % Command  : run-snark %s %d
% 0.12/0.33  % Computer : n007.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 : Mon Jun 13 23:28:24 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 2022-06-13T23:28:24
% 0.19/0.46  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n007.cluster.edu at 2022-06-13T23:28:24
% 0.19/0.50  
% 0.19/0.50  
% 0.19/0.50  #||
% 0.19/0.50  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.19/0.50  % SZS output start Refutation
% See solution above
% 0.19/0.51  ||#
% 0.19/0.51  
% 0.19/0.51  ; Summary of computation:
% 0.19/0.51  ;       158 formulas have been input or derived (from 19 formulas).
% 0.19/0.51  ;        40 (25%) were retained.  Of these,
% 0.19/0.51  ;           23 (58%) were simplified or subsumed later,
% 0.19/0.51  ;           17 (42%) are still being kept.
% 0.19/0.51  ; 
% 0.19/0.51  ; Run time in seconds excluding printing time:
% 0.19/0.51  ;     0.001   2%   Read assertion file          (1 call)
% 0.19/0.51  ;     0.001   2%   Assert                       (5 calls)
% 0.19/0.51  ;     0.002   5%   Process new row              (136 calls)
% 0.19/0.51  ;     0.002   5%   Resolution                   (36 calls)
% 0.19/0.51  ;     0.000   0%   Paramodulation               (18 calls)
% 0.19/0.51  ;     0.005  12%   Forward simplification       (122 calls)
% 0.19/0.51  ;     0.005  12%   Backward simplification      (40 calls)
% 0.19/0.51  ;     0.001   2%   Ordering                     (307 calls)
% 0.19/0.51  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.19/0.51  ;     0.000   0%   Purity testing               (1 call)
% 0.19/0.51  ;     0.023  58%   Other
% 0.19/0.51  ;     0.040        Total
% 0.19/0.51  ;     0.043        Real time
% 0.19/0.51  ; 
% 0.19/0.51  ; Term-hash-array has 149 terms in all.
% 0.19/0.51  ; Feature-vector-row-index has 0 entries (0 at peak, 0 added, 0 deleted).
% 0.19/0.51  ; Feature-vector-row-index has 1 node (1 at peak, 1 added, 0 deleted).
% 0.19/0.51  ; Path-index has 55 entries (74 at peak, 171 added, 116 deleted).
% 0.19/0.51  ; Path-index has 330 nodes (370 at peak, 534 added, 204 deleted).
% 0.19/0.51  ; Trie-index has 55 entries (74 at peak, 171 added, 116 deleted).
% 0.19/0.51  ; Trie-index has 190 nodes (314 at peak, 668 added, 478 deleted).
% 0.19/0.51  ; Retrieved 316 generalization terms in 550 calls.
% 0.19/0.51  ; Retrieved 91 instance terms in 45 calls.
% 0.19/0.51  ; Retrieved 299 unifiable terms in 122 calls.
% 0.19/0.51  ; 
% 0.19/0.51  ; The agenda of backward simplifiable rows to process has 1 entry:
% 0.19/0.51  ;     1 with value 0
% 0.19/0.51  ; The agenda of rows to process has 21 entries:
% 0.19/0.51  ;     4 with value 20              2 with value 23               4 with value 25
% 0.19/0.51  ;     3 with value 21              3 with value 24               1 with value 26
% 0.19/0.51  ;     4 with value 22
% 0.19/0.51  ; The agenda of rows to give has 6 entries:
% 0.19/0.51  ;     2 with value (4 18)          1 with value (4 21)           2 with value (4 24)
% 0.19/0.51  ;     1 with value (4 19)
% 0.19/0.51  Evaluation took:
% 0.19/0.51    0.043 seconds of real time
% 0.19/0.51    0.037344 seconds of user run time
% 0.19/0.51    0.00626 seconds of system run time
% 0.19/0.51    0 calls to %EVAL
% 0.19/0.51    0 page faults and
% 0.19/0.51    3,668,080 bytes consed.
% 0.19/0.51  :PROOF-FOUND
% 0.19/0.51  ; End refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-06-13T23:28:24
% 0.19/0.51  :PROOF-FOUND
% 0.19/0.51  * 
%------------------------------------------------------------------------------