TSTP Solution File: GRP475-1 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : GRP475-1 : TPTP v8.1.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n004.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 11:39:03 EDT 2022

% Result   : Unsatisfiable 0.80s 0.98s
% Output   : Refutation 0.80s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :    3
% Syntax   : Number of clauses     :   47 (  47 unt;   0 nHn;   3 RR)
%            Number of literals    :   47 (  46 equ;   2 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   :  199 (   0 sgn)

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

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

cnf(prove_these_axioms_1,negated_conjecture,
    multiply(inverse(a1),a1) != multiply(inverse(b1),b1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_these_axioms_1) ).

cnf(4,plain,
    divide(inverse(a1),inverse(a1)) != divide(inverse(b1),inverse(b1)),
    inference('REWRITE',[status(thm)],[prove_these_axioms_1,multiply,theory(equality)]) ).

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

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

cnf(7,plain,
    divide(inverse(divide(divide(divide(divide(X,Y),inverse(divide(divide(divide(Y,X),Z),divide(U,Z)))),V),divide(W,V))),U) = W,
    inference('PARAMODULATE',[status(thm)],[single_axiom,single_axiom,theory(equality)]) ).

cnf(8,plain,
    inverse(divide(divide(divide(X,Y),Z),divide(divide(U,divide(Y,X)),Z))) = U,
    inference('PARAMODULATE',[status(thm)],[single_axiom,5,theory(equality)]) ).

cnf(9,plain,
    inverse(divide(divide(divide(X,Y),Z),divide(U,Z))) = inverse(divide(divide(divide(X,Y),V),divide(U,V))),
    inference('PARAMODULATE',[status(thm)],[5,5,theory(equality)]) ).

cnf(10,plain,
    divide(divide(inverse(divide(divide(divide(X,Y),divide(Z,U)),V)),divide(Y,X)),divide(Z,U)) = V,
    inference('PARAMODULATE',[status(thm)],[single_axiom,5,theory(equality)]) ).

cnf(29,plain,
    inverse(divide(divide(X,Y),divide(Z,Y))) = inverse(divide(divide(X,U),divide(Z,U))),
    inference('PARAMODULATE',[status(thm)],[9,single_axiom,theory(equality)]) ).

cnf(34,plain,
    divide(divide(inverse(divide(divide(divide(X,Y),Z),U)),divide(Y,X)),Z) = U,
    inference('PARAMODULATE',[status(thm)],[10,10,theory(equality)]) ).

cnf(35,plain,
    divide(inverse(divide(X,divide(Y,Z))),divide(divide(U,V),inverse(divide(divide(divide(V,U),Z),X)))) = Y,
    inference('PARAMODULATE',[status(thm)],[single_axiom,34,theory(equality)]) ).

cnf(36,plain,
    divide(divide(inverse(divide(X,Y)),divide(divide(Z,U),inverse(divide(divide(divide(U,Z),V),X)))),V) = Y,
    inference('PARAMODULATE',[status(thm)],[34,34,theory(equality)]) ).

cnf(37,plain,
    inverse(divide(X,divide(divide(Y,divide(divide(Z,U),inverse(divide(divide(divide(U,Z),V),X)))),V))) = Y,
    inference('PARAMODULATE',[status(thm)],[8,34,theory(equality)]) ).

cnf(38,plain,
    inverse(X) = inverse(divide(divide(inverse(divide(divide(divide(Y,Z),divide(U,divide(Z,Y))),X)),V),divide(U,V))),
    inference('PARAMODULATE',[status(thm)],[29,34,theory(equality)]) ).

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

cnf(43,plain,
    inverse(divide(X,divide(Y,Z))) = inverse(divide(divide(divide(inverse(divide(divide(divide(U,V),Z),X)),divide(V,U)),W),divide(Y,W))),
    inference('PARAMODULATE',[status(thm)],[29,34,theory(equality)]) ).

cnf(59,plain,
    divide(X,divide(divide(Y,Z),inverse(divide(divide(divide(Z,Y),U),divide(divide(V,W),U))))) = divide(X,divide(W,V)),
    inference('PARAMODULATE',[status(thm)],[35,8,theory(equality)]) ).

cnf(141,plain,
    divide(divide(inverse(X),divide(divide(Y,Z),inverse(divide(divide(divide(Z,Y),U),divide(inverse(divide(divide(divide(V,W),X1),X)),divide(W,V)))))),U) = X1,
    inference('PARAMODULATE',[status(thm)],[36,34,theory(equality)]) ).

cnf(206,plain,
    inverse(X) = inverse(divide(divide(inverse(divide(divide(Y,Z),X)),U),divide(inverse(divide(divide(Y,V),divide(Z,V))),U))),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[38,6,theory(equality)]),single_axiom,theory(equality)]) ).

cnf(272,plain,
    inverse(X) = inverse(divide(divide(inverse(divide(Y,X)),Z),divide(inverse(divide(Y,divide(U,U))),Z))),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[206,34,theory(equality)]),43,theory(equality)]) ).

cnf(277,plain,
    divide(divide(inverse(X),divide(divide(Y,Z),inverse(divide(divide(divide(Z,Y),U),divide(inverse(divide(divide(V,W),X)),X1))))),U) = divide(inverse(divide(divide(V,Y1),divide(W,Y1))),X1),
    inference('PARAMODULATE',[status(thm)],[36,206,theory(equality)]) ).

cnf(386,plain,
    divide(inverse(divide(divide(divide(X,Y),inverse(divide(divide(divide(Z,U),V),divide(divide(W,X1),V)))),divide(X1,W))),divide(Y,X)) = divide(U,Z),
    inference('PARAMODULATE',[status(thm)],[single_axiom,59,theory(equality)]) ).

cnf(388,plain,
    divide(X,Y) = divide(divide(Z,U),inverse(divide(divide(divide(U,Z),V),divide(divide(Y,X),V)))),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[34,59,theory(equality)]),34,theory(equality)]) ).

cnf(421,plain,
    divide(inverse(divide(divide(X,Y),Z)),divide(U,V)) = divide(inverse(divide(divide(divide(W,X1),inverse(divide(divide(divide(U,V),Y1),divide(divide(Y,X),Y1)))),Z)),divide(X1,W)),
    inference('PARAMODULATE',[status(thm)],[39,388,theory(equality)]) ).

cnf(422,plain,
    divide(inverse(divide(divide(X,Y),divide(X,Y))),divide(Z,U)) = divide(U,Z),
    inference('REWRITE',[status(thm)],[386,421,theory(equality)]) ).

cnf(450,plain,
    divide(inverse(divide(X,X)),divide(Y,Z)) = divide(Z,Y),
    inference('PARAMODULATE',[status(thm)],[422,7,theory(equality)]) ).

cnf(451,plain,
    divide(X,Y) = divide(divide(X,Y),inverse(divide(Z,Z))),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[450,450,theory(equality)]),450,theory(equality)]) ).

cnf(453,plain,
    inverse(X) = inverse(divide(divide(Y,Z),divide(inverse(divide(X,divide(U,U))),divide(Z,Y)))),
    inference('PARAMODULATE',[status(thm)],[272,450,theory(equality)]) ).

cnf(459,plain,
    inverse(divide(divide(X,Y),divide(inverse(divide(Z,Z)),Y))) = inverse(divide(divide(X,divide(U,V)),divide(V,U))),
    inference('PARAMODULATE',[status(thm)],[29,450,theory(equality)]) ).

cnf(460,plain,
    inverse(X) = inverse(divide(divide(inverse(divide(inverse(divide(Y,Y)),X)),Z),divide(inverse(divide(U,U)),Z))),
    inference('PARAMODULATE',[status(thm)],[272,450,theory(equality)]) ).

cnf(462,plain,
    inverse(divide(X,Y)) = inverse(divide(divide(Z,U),divide(inverse(divide(divide(X,V),divide(Y,V))),divide(U,Z)))),
    inference('PARAMODULATE',[status(thm)],[206,450,theory(equality)]) ).

cnf(464,plain,
    inverse(divide(X,X)) = inverse(divide(Y,Y)),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[37,450,theory(equality)]),34,theory(equality)]) ).

cnf(468,plain,
    inverse(divide(X,Y)) = inverse(divide(divide(inverse(divide(Y,X)),Z),divide(inverse(divide(U,U)),Z))),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[272,450,theory(equality)]),450,theory(equality)]) ).

cnf(470,plain,
    inverse(X) = inverse(divide(X,inverse(divide(Y,Y)))),
    inference('REWRITE',[status(thm)],[460,468,theory(equality)]) ).

cnf(475,plain,
    divide(inverse(divide(divide(X,Y),divide(Z,U))),divide(Y,X)) = inverse(divide(divide(divide(U,Z),divide(V,W)),divide(W,V))),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[5,450,theory(equality)]),451,theory(equality)]) ).

cnf(488,plain,
    inverse(X) = inverse(divide(X,divide(Y,Y))),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[206,464,theory(equality)]),468,theory(equality)]) ).

cnf(489,plain,
    inverse(X) = inverse(divide(divide(Y,Z),divide(inverse(X),divide(Z,Y)))),
    inference('REWRITE',[status(thm)],[453,488,theory(equality)]) ).

cnf(490,plain,
    inverse(divide(X,Y)) = inverse(divide(divide(X,Z),divide(Y,Z))),
    inference('REWRITE',[status(thm)],[462,489,theory(equality)]) ).

cnf(498,plain,
    inverse(X) = inverse(divide(divide(X,divide(Y,Z)),divide(Z,Y))),
    inference('REWRITE',[status(thm)],[459,470,490,theory(equality)]) ).

cnf(501,plain,
    divide(inverse(divide(divide(X,Y),divide(Z,U))),divide(Y,X)) = inverse(divide(U,Z)),
    inference('REWRITE',[status(thm)],[475,498,theory(equality)]) ).

cnf(600,plain,
    divide(divide(inverse(X),divide(divide(Y,Z),inverse(divide(divide(divide(Z,Y),U),divide(inverse(divide(divide(V,W),X)),X1))))),U) = divide(inverse(divide(V,W)),X1),
    inference('REWRITE',[status(thm)],[277,490,theory(equality)]) ).

cnf(601,plain,
    divide(inverse(divide(divide(X,Y),Z)),divide(Y,X)) = Z,
    inference('REWRITE',[status(thm)],[141,600,theory(equality)]) ).

cnf(602,plain,
    divide(X,Y) = inverse(divide(Y,X)),
    inference('REWRITE',[status(thm)],[501,601,theory(equality)]) ).

cnf(647,plain,
    divide(X,X) = divide(Y,Y),
    inference('REWRITE',[status(thm)],[464,602,theory(equality)]) ).

cnf(648,plain,
    $false,
    inference('REWRITE',[status(thm)],[4,647,theory(equality)]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem  : GRP475-1 : TPTP v8.1.0. Released v2.6.0.
% 0.03/0.14  % Command  : run-snark %s %d
% 0.14/0.36  % Computer : n004.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit : 300
% 0.14/0.36  % WCLimit  : 600
% 0.14/0.36  % DateTime : Mon Jun 13 23:15:54 EDT 2022
% 0.14/0.36  % CPUTime  : 
% 0.21/0.49  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.21/0.50  * 
% 0.21/0.50  * 
% 0.21/0.50  #<PACKAGE "SNARK-USER">
% 0.21/0.50  * 
% 0.21/0.50  SNARK-TPTP-OPTIONS
% 0.21/0.50  * 
% 0.21/0.51  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.21/0.51   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.21/0.51   (USE-FACTORING :POS)
% 0.21/0.51   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.21/0.51   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.21/0.51   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.21/0.51   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.21/0.51   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.21/0.51   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.21/0.51   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.21/0.51   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.21/0.51   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.21/0.51   (DECLARE-TPTP-SYMBOLS2))
% 0.21/0.51  * 
% 0.21/0.51  "."
% 0.21/0.51  * 
% 0.21/0.51  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-06-13T23:15:54
% 0.21/0.51  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n004.cluster.edu at 2022-06-13T23:15:54
% 0.80/0.98  
% 0.80/0.98  
% 0.80/0.98  #||
% 0.80/0.98  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.80/0.98  % SZS output start Refutation
% See solution above
% 0.80/0.99  ||#
% 0.80/0.99  
% 0.80/0.99  ; Summary of computation:
% 0.80/0.99  ;      1832 formulas have been input or derived (from 24 formulas).
% 0.80/0.99  ;       648 (35%) were retained.  Of these,
% 0.80/0.99  ;          613 (95%) were simplified or subsumed later,
% 0.80/0.99  ;           35 ( 5%) are still being kept.
% 0.80/0.99  ; 
% 0.80/0.99  ; Run time in seconds excluding printing time:
% 0.80/0.99  ;     0.001   0%   Read assertion file          (1 call)
% 0.80/0.99  ;     0.001   0%   Assert                       (3 calls)
% 0.80/0.99  ;     0.157  33%   Process new row              (1,409 calls)
% 0.80/0.99  ;     0.002   0%   Resolution                   (46 calls)
% 0.80/0.99  ;     0.048  10%   Paramodulation               (23 calls)
% 0.80/0.99  ;     0.114  24%   Forward simplification       (1,144 calls)
% 0.80/0.99  ;     0.116  24%   Backward simplification      (647 calls)
% 0.80/0.99  ;     0.009   2%   Ordering                     (2,516 calls)
% 0.80/0.99  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.80/0.99  ;     0.000   0%   Purity testing               (1 call)
% 0.80/0.99  ;     0.027   6%   Other
% 0.80/0.99  ;     0.475        Total
% 0.80/0.99  ;     0.489        Real time
% 0.80/0.99  ; 
% 0.80/0.99  ; Term-hash-array has 4,382 terms in all.
% 0.80/1.00  ; Feature-vector-row-index has 0 entries (0 at peak, 0 added, 0 deleted).
% 0.80/1.00  ; Feature-vector-row-index has 1 node (1 at peak, 1 added, 0 deleted).
% 0.80/1.00  ; Path-index has 191 entries (3,485 at peak, 4,663 added, 4,472 deleted).
% 0.80/1.00  ; Path-index has 9,044 nodes (11,783 at peak, 13,940 added, 4,896 deleted).
% 0.80/1.00  ; Trie-index has 191 entries (3,485 at peak, 4,663 added, 4,472 deleted).
% 0.80/1.00  ; Trie-index has 864 nodes (24,065 at peak, 30,633 added, 29,769 deleted).
% 0.80/1.00  ; Retrieved 2,322 generalization terms in 16,699 calls.
% 0.80/1.00  ; Retrieved 3,481 instance terms in 673 calls.
% 0.80/1.00  ; Retrieved 8,953 unifiable terms in 260 calls.
% 0.80/1.00  ; 
% 0.80/1.00  ; The agenda of backward simplifiable rows to process has 385 entries:
% 0.80/1.00  ;   385 with value 0
% 0.80/1.00  ; The agenda of rows to process has 34 entries:
% 0.80/1.00  ;     4 with value 35              8 with value 37               2 with value 39
% 0.80/1.00  ;     8 with value 36              6 with value 38               6 with value 40
% 0.80/1.00  ; The agenda of rows to give has 33 entries:
% 0.80/1.00  ;     2 with value (4 14)          1 with value (4 24)           1 with value (4 37)
% 0.80/1.00  ;     1 with value (4 16)          1 with value (4 28)           3 with value (4 39)
% 0.80/1.00  ;     1 with value (4 17)          2 with value (4 30)           1 with value (4 40)
% 0.80/1.00  ;     2 with value (4 18)          3 with value (4 31)           2 with value (4 41)
% 0.80/1.00  ;     2 with value (4 19)          1 with value (4 34)           2 with value (4 42)
% 0.80/1.00  ;     3 with value (4 20)          3 with value (4 36)           1 with value (4 43)
% 0.80/1.00  ;     1 with value (4 22)
% 0.80/1.00  Evaluation took:
% 0.80/1.00    0.489 seconds of real time
% 0.80/1.00    0.466203 seconds of user run time
% 0.80/1.00    0.022965 seconds of system run time
% 0.80/1.00    [Run times include 0.047 seconds GC run time.]
% 0.80/1.00    0 calls to %EVAL
% 0.80/1.00    0 page faults and
% 0.80/1.00    38,516,048 bytes consed.
% 0.80/1.00  :PROOF-FOUND
% 0.80/1.00  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-06-13T23:15:54
% 0.80/1.00  :PROOF-FOUND
% 0.80/1.00  * 
%------------------------------------------------------------------------------