TSTP Solution File: GEO218+3 by SInE---0.4

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%------------------------------------------------------------------------------
% File     : SInE---0.4
% Problem  : GEO218+3 : TPTP v5.0.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : Source/sine.py -e eprover -t %d %s

% Computer : art09.cs.miami.edu
% Model    : i686 i686
% CPU      : Intel(R) Pentium(R) 4 CPU 2.80GHz @ 2793MHz
% Memory   : 2018MB
% OS       : Linux 2.6.26.8-57.fc8
% CPULimit : 300s
% DateTime : Sat Dec 25 08:58:36 EST 2010

% Result   : Theorem 0.24s
% Output   : CNFRefutation 0.24s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   51 (  15 unt;   0 def)
%            Number of atoms       :  138 (   0 equ)
%            Maximal formula atoms :   16 (   2 avg)
%            Number of connectives :  152 (  65   ~;  55   |;  23   &)
%                                         (   4 <=>;   5  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   4 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    5 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   3 con; 0-0 aty)
%            Number of variables   :   83 (   0 sgn  57   !;   6   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(4,axiom,
    ! [X5,X6,X7] :
      ( convergent_lines(X5,X6)
     => ( convergent_lines(X5,X7)
        | convergent_lines(X6,X7) ) ),
    file('/tmp/tmpEV3z_N/sel_GEO218+3.p_1',ax6) ).

fof(5,axiom,
    ! [X1,X2,X3] :
      ( ( ( ~ convergent_lines(X1,X2)
          | ~ unorthogonal_lines(X1,X2) )
        & ( ~ convergent_lines(X1,X3)
          | ~ unorthogonal_lines(X1,X3) ) )
     => ( ~ convergent_lines(X2,X3)
        | ~ unorthogonal_lines(X2,X3) ) ),
    file('/tmp/tmpEV3z_N/sel_GEO218+3.p_1',cotno1) ).

fof(8,axiom,
    ! [X5,X6] :
      ( parallel_lines(X5,X6)
    <=> ~ convergent_lines(X5,X6) ),
    file('/tmp/tmpEV3z_N/sel_GEO218+3.p_1',a3) ).

fof(9,axiom,
    ! [X1,X2] :
      ~ ( ~ convergent_lines(X1,X2)
        & ~ unorthogonal_lines(X1,X2) ),
    file('/tmp/tmpEV3z_N/sel_GEO218+3.p_1',coipo1) ).

fof(10,axiom,
    ! [X5,X6] :
      ( orthogonal_lines(X5,X6)
    <=> ~ unorthogonal_lines(X5,X6) ),
    file('/tmp/tmpEV3z_N/sel_GEO218+3.p_1',a5) ).

fof(14,axiom,
    ! [X5] : ~ convergent_lines(X5,X5),
    file('/tmp/tmpEV3z_N/sel_GEO218+3.p_1',apart3) ).

fof(17,conjecture,
    ! [X1,X2,X3] :
      ( ( parallel_lines(X1,X2)
        & orthogonal_lines(X1,X3) )
     => orthogonal_lines(X2,X3) ),
    file('/tmp/tmpEV3z_N/sel_GEO218+3.p_1',con) ).

fof(18,negated_conjecture,
    ~ ! [X1,X2,X3] :
        ( ( parallel_lines(X1,X2)
          & orthogonal_lines(X1,X3) )
       => orthogonal_lines(X2,X3) ),
    inference(assume_negation,[status(cth)],[17]) ).

fof(19,plain,
    ! [X1,X2,X3] :
      ( ( ( ~ convergent_lines(X1,X2)
          | ~ unorthogonal_lines(X1,X2) )
        & ( ~ convergent_lines(X1,X3)
          | ~ unorthogonal_lines(X1,X3) ) )
     => ( ~ convergent_lines(X2,X3)
        | ~ unorthogonal_lines(X2,X3) ) ),
    inference(fof_simplification,[status(thm)],[5,theory(equality)]) ).

fof(20,plain,
    ! [X5,X6] :
      ( parallel_lines(X5,X6)
    <=> ~ convergent_lines(X5,X6) ),
    inference(fof_simplification,[status(thm)],[8,theory(equality)]) ).

fof(21,plain,
    ! [X1,X2] :
      ~ ( ~ convergent_lines(X1,X2)
        & ~ unorthogonal_lines(X1,X2) ),
    inference(fof_simplification,[status(thm)],[9,theory(equality)]) ).

fof(22,plain,
    ! [X5,X6] :
      ( orthogonal_lines(X5,X6)
    <=> ~ unorthogonal_lines(X5,X6) ),
    inference(fof_simplification,[status(thm)],[10,theory(equality)]) ).

fof(25,plain,
    ! [X5] : ~ convergent_lines(X5,X5),
    inference(fof_simplification,[status(thm)],[14,theory(equality)]) ).

fof(39,plain,
    ! [X5,X6,X7] :
      ( ~ convergent_lines(X5,X6)
      | convergent_lines(X5,X7)
      | convergent_lines(X6,X7) ),
    inference(fof_nnf,[status(thm)],[4]) ).

fof(40,plain,
    ! [X8,X9,X10] :
      ( ~ convergent_lines(X8,X9)
      | convergent_lines(X8,X10)
      | convergent_lines(X9,X10) ),
    inference(variable_rename,[status(thm)],[39]) ).

cnf(41,plain,
    ( convergent_lines(X1,X2)
    | convergent_lines(X3,X2)
    | ~ convergent_lines(X3,X1) ),
    inference(split_conjunct,[status(thm)],[40]) ).

fof(42,plain,
    ! [X1,X2,X3] :
      ( ( convergent_lines(X1,X2)
        & unorthogonal_lines(X1,X2) )
      | ( convergent_lines(X1,X3)
        & unorthogonal_lines(X1,X3) )
      | ~ convergent_lines(X2,X3)
      | ~ unorthogonal_lines(X2,X3) ),
    inference(fof_nnf,[status(thm)],[19]) ).

fof(43,plain,
    ! [X4,X5,X6] :
      ( ( convergent_lines(X4,X5)
        & unorthogonal_lines(X4,X5) )
      | ( convergent_lines(X4,X6)
        & unorthogonal_lines(X4,X6) )
      | ~ convergent_lines(X5,X6)
      | ~ unorthogonal_lines(X5,X6) ),
    inference(variable_rename,[status(thm)],[42]) ).

fof(44,plain,
    ! [X4,X5,X6] :
      ( ( convergent_lines(X4,X6)
        | convergent_lines(X4,X5)
        | ~ convergent_lines(X5,X6)
        | ~ unorthogonal_lines(X5,X6) )
      & ( unorthogonal_lines(X4,X6)
        | convergent_lines(X4,X5)
        | ~ convergent_lines(X5,X6)
        | ~ unorthogonal_lines(X5,X6) )
      & ( convergent_lines(X4,X6)
        | unorthogonal_lines(X4,X5)
        | ~ convergent_lines(X5,X6)
        | ~ unorthogonal_lines(X5,X6) )
      & ( unorthogonal_lines(X4,X6)
        | unorthogonal_lines(X4,X5)
        | ~ convergent_lines(X5,X6)
        | ~ unorthogonal_lines(X5,X6) ) ),
    inference(distribute,[status(thm)],[43]) ).

cnf(47,plain,
    ( convergent_lines(X3,X1)
    | unorthogonal_lines(X3,X2)
    | ~ unorthogonal_lines(X1,X2)
    | ~ convergent_lines(X1,X2) ),
    inference(split_conjunct,[status(thm)],[44]) ).

fof(55,plain,
    ! [X5,X6] :
      ( ( ~ parallel_lines(X5,X6)
        | ~ convergent_lines(X5,X6) )
      & ( convergent_lines(X5,X6)
        | parallel_lines(X5,X6) ) ),
    inference(fof_nnf,[status(thm)],[20]) ).

fof(56,plain,
    ! [X7,X8] :
      ( ( ~ parallel_lines(X7,X8)
        | ~ convergent_lines(X7,X8) )
      & ( convergent_lines(X7,X8)
        | parallel_lines(X7,X8) ) ),
    inference(variable_rename,[status(thm)],[55]) ).

cnf(58,plain,
    ( ~ convergent_lines(X1,X2)
    | ~ parallel_lines(X1,X2) ),
    inference(split_conjunct,[status(thm)],[56]) ).

fof(59,plain,
    ! [X1,X2] :
      ( convergent_lines(X1,X2)
      | unorthogonal_lines(X1,X2) ),
    inference(fof_nnf,[status(thm)],[21]) ).

fof(60,plain,
    ! [X3,X4] :
      ( convergent_lines(X3,X4)
      | unorthogonal_lines(X3,X4) ),
    inference(variable_rename,[status(thm)],[59]) ).

cnf(61,plain,
    ( unorthogonal_lines(X1,X2)
    | convergent_lines(X1,X2) ),
    inference(split_conjunct,[status(thm)],[60]) ).

fof(62,plain,
    ! [X5,X6] :
      ( ( ~ orthogonal_lines(X5,X6)
        | ~ unorthogonal_lines(X5,X6) )
      & ( unorthogonal_lines(X5,X6)
        | orthogonal_lines(X5,X6) ) ),
    inference(fof_nnf,[status(thm)],[22]) ).

fof(63,plain,
    ! [X7,X8] :
      ( ( ~ orthogonal_lines(X7,X8)
        | ~ unorthogonal_lines(X7,X8) )
      & ( unorthogonal_lines(X7,X8)
        | orthogonal_lines(X7,X8) ) ),
    inference(variable_rename,[status(thm)],[62]) ).

cnf(64,plain,
    ( orthogonal_lines(X1,X2)
    | unorthogonal_lines(X1,X2) ),
    inference(split_conjunct,[status(thm)],[63]) ).

cnf(65,plain,
    ( ~ unorthogonal_lines(X1,X2)
    | ~ orthogonal_lines(X1,X2) ),
    inference(split_conjunct,[status(thm)],[63]) ).

fof(74,plain,
    ! [X6] : ~ convergent_lines(X6,X6),
    inference(variable_rename,[status(thm)],[25]) ).

cnf(75,plain,
    ~ convergent_lines(X1,X1),
    inference(split_conjunct,[status(thm)],[74]) ).

fof(81,negated_conjecture,
    ? [X1,X2,X3] :
      ( parallel_lines(X1,X2)
      & orthogonal_lines(X1,X3)
      & ~ orthogonal_lines(X2,X3) ),
    inference(fof_nnf,[status(thm)],[18]) ).

fof(82,negated_conjecture,
    ? [X4,X5,X6] :
      ( parallel_lines(X4,X5)
      & orthogonal_lines(X4,X6)
      & ~ orthogonal_lines(X5,X6) ),
    inference(variable_rename,[status(thm)],[81]) ).

fof(83,negated_conjecture,
    ( parallel_lines(esk1_0,esk2_0)
    & orthogonal_lines(esk1_0,esk3_0)
    & ~ orthogonal_lines(esk2_0,esk3_0) ),
    inference(skolemize,[status(esa)],[82]) ).

cnf(84,negated_conjecture,
    ~ orthogonal_lines(esk2_0,esk3_0),
    inference(split_conjunct,[status(thm)],[83]) ).

cnf(85,negated_conjecture,
    orthogonal_lines(esk1_0,esk3_0),
    inference(split_conjunct,[status(thm)],[83]) ).

cnf(86,negated_conjecture,
    parallel_lines(esk1_0,esk2_0),
    inference(split_conjunct,[status(thm)],[83]) ).

cnf(87,negated_conjecture,
    unorthogonal_lines(esk2_0,esk3_0),
    inference(spm,[status(thm)],[84,64,theory(equality)]) ).

cnf(88,negated_conjecture,
    ~ convergent_lines(esk1_0,esk2_0),
    inference(spm,[status(thm)],[58,86,theory(equality)]) ).

cnf(90,negated_conjecture,
    ~ unorthogonal_lines(esk1_0,esk3_0),
    inference(spm,[status(thm)],[65,85,theory(equality)]) ).

cnf(104,negated_conjecture,
    ( unorthogonal_lines(X1,esk3_0)
    | convergent_lines(X1,esk2_0)
    | ~ convergent_lines(esk2_0,esk3_0) ),
    inference(spm,[status(thm)],[47,87,theory(equality)]) ).

cnf(126,negated_conjecture,
    convergent_lines(esk1_0,esk3_0),
    inference(spm,[status(thm)],[90,61,theory(equality)]) ).

cnf(127,negated_conjecture,
    ( convergent_lines(esk1_0,esk2_0)
    | ~ convergent_lines(esk2_0,esk3_0) ),
    inference(spm,[status(thm)],[90,104,theory(equality)]) ).

cnf(128,negated_conjecture,
    ~ convergent_lines(esk2_0,esk3_0),
    inference(sr,[status(thm)],[127,88,theory(equality)]) ).

cnf(129,negated_conjecture,
    ( convergent_lines(esk3_0,X1)
    | convergent_lines(esk1_0,X1) ),
    inference(spm,[status(thm)],[41,126,theory(equality)]) ).

cnf(133,negated_conjecture,
    ( convergent_lines(X1,X2)
    | convergent_lines(esk3_0,X2)
    | convergent_lines(esk1_0,X1) ),
    inference(spm,[status(thm)],[41,129,theory(equality)]) ).

cnf(157,negated_conjecture,
    ( convergent_lines(esk1_0,X1)
    | convergent_lines(X1,esk3_0) ),
    inference(spm,[status(thm)],[75,133,theory(equality)]) ).

cnf(171,negated_conjecture,
    convergent_lines(esk2_0,esk3_0),
    inference(spm,[status(thm)],[88,157,theory(equality)]) ).

cnf(179,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[171,128,theory(equality)]) ).

cnf(180,negated_conjecture,
    $false,
    179,
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% % SZS status Started for /home/graph/tptp/TPTP/Problems/GEO/GEO218+3.p
% --creating new selector for [GEO006+3.ax, GEO006+0.ax, GEO006+1.ax, GEO006+2.ax, GEO006+4.ax, GEO006+5.ax, GEO006+6.ax]
% -running prover on /tmp/tmpEV3z_N/sel_GEO218+3.p_1 with time limit 29
% -prover status Theorem
% Problem GEO218+3.p solved in phase 0.
% % SZS status Theorem for /home/graph/tptp/TPTP/Problems/GEO/GEO218+3.p
% % SZS status Ended for /home/graph/tptp/TPTP/Problems/GEO/GEO218+3.p
% Solved 1 out of 1.
% # Problem is unsatisfiable (or provable), constructing proof object
% # SZS status Theorem
% # SZS output start CNFRefutation.
% See solution above
% # SZS output end CNFRefutation
% 
%------------------------------------------------------------------------------