TSTP Solution File: GEO056-2 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : GEO056-2 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n021.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 05:23:55 EDT 2022

% Result   : Unsatisfiable 0.20s 0.37s
% Output   : CNFRefutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :   14
% Syntax   : Number of clauses     :   38 (  20 unt;   0 nHn;  28 RR)
%            Number of literals    :   62 (  51 equ;  27 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   1 usr;   1 prp; 0-4 aty)
%            Number of functors    :    4 (   4 usr;   2 con; 0-4 aty)
%            Number of variables   :   33 (   1 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(identity_for_equidistance,axiom,
    ( ~ equidistant(X,Y,Z,Z)
    | X = Y ) ).

cnf(segment_construction2,axiom,
    equidistant(Y,extension(X,Y,W,V),W,V) ).

cnf(reflection,axiom,
    reflection(U,V) = extension(U,V,U,V) ).

cnf(u_equals_v,hypothesis,
    u = v ).

cnf(prove_v_equals_reflection,negated_conjecture,
    v != reflection(u,v) ).

cnf(refute_0_0,plain,
    X0 = X0,
    introduced(tautology,[refl,[$fot(X0)]]) ).

cnf(refute_0_1,plain,
    ( X0 != X0
    | X0 != Y0
    | Y0 = X0 ),
    introduced(tautology,[equality,[$cnf( $equal(X0,X0) ),[0],$fot(Y0)]]) ).

cnf(refute_0_2,plain,
    ( X0 != Y0
    | Y0 = X0 ),
    inference(resolve,[$cnf( $equal(X0,X0) )],[refute_0_0,refute_0_1]) ).

cnf(refute_0_3,plain,
    ( u != v
    | v = u ),
    inference(subst,[],[refute_0_2:[bind(X0,$fot(u)),bind(Y0,$fot(v))]]) ).

cnf(refute_0_4,plain,
    v = u,
    inference(resolve,[$cnf( $equal(u,v) )],[u_equals_v,refute_0_3]) ).

cnf(refute_0_5,plain,
    ( u != reflection(u,v)
    | v != u
    | v = reflection(u,v) ),
    introduced(tautology,[equality,[$cnf( $equal(v,u) ),[1],$fot(reflection(u,v))]]) ).

cnf(refute_0_6,plain,
    ( u != reflection(u,v)
    | v = reflection(u,v) ),
    inference(resolve,[$cnf( $equal(v,u) )],[refute_0_4,refute_0_5]) ).

cnf(refute_0_7,plain,
    reflection(u,v) = reflection(u,v),
    introduced(tautology,[refl,[$fot(reflection(u,v))]]) ).

cnf(refute_0_8,plain,
    ( reflection(u,v) != reflection(u,v)
    | v != u
    | reflection(u,v) = reflection(u,u) ),
    introduced(tautology,[equality,[$cnf( $equal(reflection(u,v),reflection(u,v)) ),[1,1],$fot(u)]]) ).

cnf(refute_0_9,plain,
    ( v != u
    | reflection(u,v) = reflection(u,u) ),
    inference(resolve,[$cnf( $equal(reflection(u,v),reflection(u,v)) )],[refute_0_7,refute_0_8]) ).

cnf(refute_0_10,plain,
    reflection(u,v) = reflection(u,u),
    inference(resolve,[$cnf( $equal(v,u) )],[refute_0_4,refute_0_9]) ).

cnf(refute_0_11,plain,
    ( reflection(u,v) != reflection(u,u)
    | u != reflection(u,u)
    | u = reflection(u,v) ),
    introduced(tautology,[equality,[$cnf( ~ $equal(u,reflection(u,v)) ),[1],$fot(reflection(u,u))]]) ).

cnf(refute_0_12,plain,
    ( u != reflection(u,u)
    | u = reflection(u,v) ),
    inference(resolve,[$cnf( $equal(reflection(u,v),reflection(u,u)) )],[refute_0_10,refute_0_11]) ).

cnf(refute_0_13,plain,
    ( u != reflection(u,u)
    | v = reflection(u,v) ),
    inference(resolve,[$cnf( $equal(u,reflection(u,v)) )],[refute_0_12,refute_0_6]) ).

cnf(refute_0_14,plain,
    u != reflection(u,u),
    inference(resolve,[$cnf( $equal(v,reflection(u,v)) )],[refute_0_13,prove_v_equals_reflection]) ).

cnf(refute_0_15,plain,
    equidistant(X_12,extension(X_13,X_12,X_13,X_12),X_13,X_12),
    inference(subst,[],[segment_construction2:[bind(V,$fot(X_12)),bind(W,$fot(X_13)),bind(X,$fot(X_13)),bind(Y,$fot(X_12))]]) ).

cnf(refute_0_16,plain,
    reflection(X_13,X_12) = extension(X_13,X_12,X_13,X_12),
    inference(subst,[],[reflection:[bind(U,$fot(X_13)),bind(V,$fot(X_12))]]) ).

cnf(refute_0_17,plain,
    ( reflection(X_13,X_12) != extension(X_13,X_12,X_13,X_12)
    | extension(X_13,X_12,X_13,X_12) = reflection(X_13,X_12) ),
    inference(subst,[],[refute_0_2:[bind(X0,$fot(reflection(X_13,X_12))),bind(Y0,$fot(extension(X_13,X_12,X_13,X_12)))]]) ).

cnf(refute_0_18,plain,
    extension(X_13,X_12,X_13,X_12) = reflection(X_13,X_12),
    inference(resolve,[$cnf( $equal(reflection(X_13,X_12),extension(X_13,X_12,X_13,X_12)) )],[refute_0_16,refute_0_17]) ).

cnf(refute_0_19,plain,
    ( extension(X_13,X_12,X_13,X_12) != reflection(X_13,X_12)
    | ~ equidistant(X_12,extension(X_13,X_12,X_13,X_12),X_13,X_12)
    | equidistant(X_12,reflection(X_13,X_12),X_13,X_12) ),
    introduced(tautology,[equality,[$cnf( equidistant(X_12,extension(X_13,X_12,X_13,X_12),X_13,X_12) ),[1],$fot(reflection(X_13,X_12))]]) ).

cnf(refute_0_20,plain,
    ( ~ equidistant(X_12,extension(X_13,X_12,X_13,X_12),X_13,X_12)
    | equidistant(X_12,reflection(X_13,X_12),X_13,X_12) ),
    inference(resolve,[$cnf( $equal(extension(X_13,X_12,X_13,X_12),reflection(X_13,X_12)) )],[refute_0_18,refute_0_19]) ).

cnf(refute_0_21,plain,
    equidistant(X_12,reflection(X_13,X_12),X_13,X_12),
    inference(resolve,[$cnf( equidistant(X_12,extension(X_13,X_12,X_13,X_12),X_13,X_12) )],[refute_0_15,refute_0_20]) ).

cnf(refute_0_22,plain,
    equidistant(X_20,reflection(X_20,X_20),X_20,X_20),
    inference(subst,[],[refute_0_21:[bind(X_12,$fot(X_20)),bind(X_13,$fot(X_20))]]) ).

cnf(refute_0_23,plain,
    ( ~ equidistant(X_20,reflection(X_20,X_20),X_20,X_20)
    | X_20 = reflection(X_20,X_20) ),
    inference(subst,[],[identity_for_equidistance:[bind(X,$fot(X_20)),bind(Y,$fot(reflection(X_20,X_20))),bind(Z,$fot(X_20))]]) ).

cnf(refute_0_24,plain,
    X_20 = reflection(X_20,X_20),
    inference(resolve,[$cnf( equidistant(X_20,reflection(X_20,X_20),X_20,X_20) )],[refute_0_22,refute_0_23]) ).

cnf(refute_0_25,plain,
    ( X_20 != reflection(X_20,X_20)
    | reflection(X_20,X_20) = X_20 ),
    inference(subst,[],[refute_0_2:[bind(X0,$fot(X_20)),bind(Y0,$fot(reflection(X_20,X_20)))]]) ).

cnf(refute_0_26,plain,
    reflection(X_20,X_20) = X_20,
    inference(resolve,[$cnf( $equal(X_20,reflection(X_20,X_20)) )],[refute_0_24,refute_0_25]) ).

cnf(refute_0_27,plain,
    reflection(u,u) = u,
    inference(subst,[],[refute_0_26:[bind(X_20,$fot(u))]]) ).

cnf(refute_0_28,plain,
    ( reflection(u,u) != u
    | u != u
    | u = reflection(u,u) ),
    introduced(tautology,[equality,[$cnf( ~ $equal(u,reflection(u,u)) ),[1],$fot(u)]]) ).

cnf(refute_0_29,plain,
    ( u != u
    | u = reflection(u,u) ),
    inference(resolve,[$cnf( $equal(reflection(u,u),u) )],[refute_0_27,refute_0_28]) ).

cnf(refute_0_30,plain,
    u != u,
    inference(resolve,[$cnf( $equal(u,reflection(u,u)) )],[refute_0_29,refute_0_14]) ).

cnf(refute_0_31,plain,
    u = u,
    introduced(tautology,[refl,[$fot(u)]]) ).

cnf(refute_0_32,plain,
    $false,
    inference(resolve,[$cnf( $equal(u,u) )],[refute_0_31,refute_0_30]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : GEO056-2 : TPTP v8.1.0. Released v1.0.0.
% 0.03/0.13  % Command  : metis --show proof --show saturation %s
% 0.13/0.34  % Computer : n021.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Fri Jun 17 16:50:01 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.20/0.35  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.20/0.37  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.20/0.37  
% 0.20/0.37  % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 0.20/0.38  
%------------------------------------------------------------------------------