TSTP Solution File: GRP155-1 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : GRP155-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n028.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 10:37:05 EDT 2022

% Result   : Unsatisfiable 0.12s 0.35s
% Output   : CNFRefutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :   10
% Syntax   : Number of clauses     :   23 (  12 unt;   0 nHn;  20 RR)
%            Number of literals    :   40 (  39 equ;  19 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :   20 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(monotony_glb2,axiom,
    multiply(greatest_lower_bound(Y,Z),X) = greatest_lower_bound(multiply(Y,X),multiply(Z,X)) ).

cnf(ax_mono1b,hypothesis,
    greatest_lower_bound(a,b) = a ).

cnf(prove_ax_mono1b,negated_conjecture,
    greatest_lower_bound(multiply(a,c),multiply(b,c)) != multiply(a,c) ).

cnf(refute_0_0,plain,
    multiply(greatest_lower_bound(a,b),c) = multiply(greatest_lower_bound(a,b),c),
    introduced(tautology,[refl,[$fot(multiply(greatest_lower_bound(a,b),c))]]) ).

cnf(refute_0_1,plain,
    ( multiply(greatest_lower_bound(a,b),c) != multiply(greatest_lower_bound(a,b),c)
    | greatest_lower_bound(a,b) != a
    | multiply(greatest_lower_bound(a,b),c) = multiply(a,c) ),
    introduced(tautology,[equality,[$cnf( $equal(multiply(greatest_lower_bound(a,b),c),multiply(greatest_lower_bound(a,b),c)) ),[1,0],$fot(a)]]) ).

cnf(refute_0_2,plain,
    ( greatest_lower_bound(a,b) != a
    | multiply(greatest_lower_bound(a,b),c) = multiply(a,c) ),
    inference(resolve,[$cnf( $equal(multiply(greatest_lower_bound(a,b),c),multiply(greatest_lower_bound(a,b),c)) )],[refute_0_0,refute_0_1]) ).

cnf(refute_0_3,plain,
    multiply(greatest_lower_bound(a,b),c) = multiply(a,c),
    inference(resolve,[$cnf( $equal(greatest_lower_bound(a,b),a) )],[ax_mono1b,refute_0_2]) ).

cnf(refute_0_4,plain,
    X0 = X0,
    introduced(tautology,[refl,[$fot(X0)]]) ).

cnf(refute_0_5,plain,
    ( X0 != X0
    | X0 != Y0
    | Y0 = X0 ),
    introduced(tautology,[equality,[$cnf( $equal(X0,X0) ),[0],$fot(Y0)]]) ).

cnf(refute_0_6,plain,
    ( X0 != Y0
    | Y0 = X0 ),
    inference(resolve,[$cnf( $equal(X0,X0) )],[refute_0_4,refute_0_5]) ).

cnf(refute_0_7,plain,
    ( multiply(greatest_lower_bound(Y,Z),X) != greatest_lower_bound(multiply(Y,X),multiply(Z,X))
    | greatest_lower_bound(multiply(Y,X),multiply(Z,X)) = multiply(greatest_lower_bound(Y,Z),X) ),
    inference(subst,[],[refute_0_6:[bind(X0,$fot(multiply(greatest_lower_bound(Y,Z),X))),bind(Y0,$fot(greatest_lower_bound(multiply(Y,X),multiply(Z,X))))]]) ).

cnf(refute_0_8,plain,
    greatest_lower_bound(multiply(Y,X),multiply(Z,X)) = multiply(greatest_lower_bound(Y,Z),X),
    inference(resolve,[$cnf( $equal(multiply(greatest_lower_bound(Y,Z),X),greatest_lower_bound(multiply(Y,X),multiply(Z,X))) )],[monotony_glb2,refute_0_7]) ).

cnf(refute_0_9,plain,
    greatest_lower_bound(multiply(a,c),multiply(b,c)) = multiply(greatest_lower_bound(a,b),c),
    inference(subst,[],[refute_0_8:[bind(X,$fot(c)),bind(Y,$fot(a)),bind(Z,$fot(b))]]) ).

cnf(refute_0_10,plain,
    ( Y0 != X0
    | Y0 != Z0
    | X0 = Z0 ),
    introduced(tautology,[equality,[$cnf( $equal(Y0,Z0) ),[0],$fot(X0)]]) ).

cnf(refute_0_11,plain,
    ( X0 != Y0
    | Y0 != Z0
    | X0 = Z0 ),
    inference(resolve,[$cnf( $equal(Y0,X0) )],[refute_0_6,refute_0_10]) ).

cnf(refute_0_12,plain,
    ( multiply(greatest_lower_bound(a,b),c) != multiply(a,c)
    | greatest_lower_bound(multiply(a,c),multiply(b,c)) != multiply(greatest_lower_bound(a,b),c)
    | greatest_lower_bound(multiply(a,c),multiply(b,c)) = multiply(a,c) ),
    inference(subst,[],[refute_0_11:[bind(X0,$fot(greatest_lower_bound(multiply(a,c),multiply(b,c)))),bind(Y0,$fot(multiply(greatest_lower_bound(a,b),c))),bind(Z0,$fot(multiply(a,c)))]]) ).

cnf(refute_0_13,plain,
    ( multiply(greatest_lower_bound(a,b),c) != multiply(a,c)
    | greatest_lower_bound(multiply(a,c),multiply(b,c)) = multiply(a,c) ),
    inference(resolve,[$cnf( $equal(greatest_lower_bound(multiply(a,c),multiply(b,c)),multiply(greatest_lower_bound(a,b),c)) )],[refute_0_9,refute_0_12]) ).

cnf(refute_0_14,plain,
    greatest_lower_bound(multiply(a,c),multiply(b,c)) = multiply(a,c),
    inference(resolve,[$cnf( $equal(multiply(greatest_lower_bound(a,b),c),multiply(a,c)) )],[refute_0_3,refute_0_13]) ).

cnf(refute_0_15,plain,
    ( multiply(a,c) != multiply(a,c)
    | greatest_lower_bound(multiply(a,c),multiply(b,c)) != multiply(a,c)
    | greatest_lower_bound(multiply(a,c),multiply(b,c)) = multiply(a,c) ),
    introduced(tautology,[equality,[$cnf( $equal(greatest_lower_bound(multiply(a,c),multiply(b,c)),multiply(a,c)) ),[0,0],$fot(multiply(a,c))]]) ).

cnf(refute_0_16,plain,
    ( multiply(a,c) != multiply(a,c)
    | greatest_lower_bound(multiply(a,c),multiply(b,c)) = multiply(a,c) ),
    inference(resolve,[$cnf( $equal(greatest_lower_bound(multiply(a,c),multiply(b,c)),multiply(a,c)) )],[refute_0_14,refute_0_15]) ).

cnf(refute_0_17,plain,
    multiply(a,c) != multiply(a,c),
    inference(resolve,[$cnf( $equal(greatest_lower_bound(multiply(a,c),multiply(b,c)),multiply(a,c)) )],[refute_0_16,prove_ax_mono1b]) ).

cnf(refute_0_18,plain,
    multiply(a,c) = multiply(a,c),
    introduced(tautology,[refl,[$fot(multiply(a,c))]]) ).

cnf(refute_0_19,plain,
    $false,
    inference(resolve,[$cnf( $equal(multiply(a,c),multiply(a,c)) )],[refute_0_18,refute_0_17]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem  : GRP155-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% 0.04/0.12  % Command  : metis --show proof --show saturation %s
% 0.12/0.33  % Computer : n028.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 10:55:52 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.12/0.34  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.12/0.35  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.12/0.35  
% 0.12/0.35  % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 0.18/0.36  
%------------------------------------------------------------------------------