%------------------------------------------------------------------------------
% File     : PyRes---1.3
% Problem  : GEO216+2 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : pyres-fof.py -tifbsVp -nlargest -HPickGiven5 %s

% Computer : n025.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 05:59:24 EDT 2022

% Result   : Theorem 0.41s 0.57s
% Output   : Refutation 0.41s
% Verified : 
% SZS Type : ERROR: Analysing output (Could not find formula named input)

% Comments : 
%------------------------------------------------------------------------------
fof(con,conjecture,
    ! [L] :
      ~ ~ unorthogonal_lines(L,L),
    input ).

fof(c0,negated_conjecture,
    ~ ! [L] :
        ~ ~ unorthogonal_lines(L,L),
    inference(assume_negation,status(cth),[con]) ).

fof(c1,negated_conjecture,
    ~ ! [L] : unorthogonal_lines(L,L),
    inference(fof_simplification,status(thm),[c0]) ).

fof(c2,negated_conjecture,
    ? [L] : ~ unorthogonal_lines(L,L),
    inference(fof_nnf,status(thm),[c1]) ).

fof(c3,negated_conjecture,
    ? [X2] : ~ unorthogonal_lines(X2,X2),
    inference(variable_rename,status(thm),[c2]) ).

fof(c4,negated_conjecture,
    ~ unorthogonal_lines(skolem0001,skolem0001),
    inference(skolemize,status(esa),[c3]) ).

cnf(c5,negated_conjecture,
    ~ unorthogonal_lines(skolem0001,skolem0001),
    inference(split_conjunct,status(thm),[c4]) ).

fof(apart3,axiom,
    ! [X] : ~ convergent_lines(X,X),
    input ).

fof(c67,axiom,
    ! [X] : ~ convergent_lines(X,X),
    inference(fof_simplification,status(thm),[apart3]) ).

fof(c68,axiom,
    ! [X38] : ~ convergent_lines(X38,X38),
    inference(variable_rename,status(thm),[c67]) ).

cnf(c69,axiom,
    ~ convergent_lines(X41,X41),
    inference(split_conjunct,status(thm),[c68]) ).

fof(coipo1,axiom,
    ! [L,M] :
      ~ ( ~ convergent_lines(L,M)
        & ~ unorthogonal_lines(L,M) ),
    input ).

fof(c18,axiom,
    ! [L,M] :
      ~ ( ~ convergent_lines(L,M)
        & ~ unorthogonal_lines(L,M) ),
    inference(fof_simplification,status(thm),[coipo1]) ).

fof(c19,axiom,
    ! [L,M] :
      ( convergent_lines(L,M)
      | unorthogonal_lines(L,M) ),
    inference(fof_nnf,status(thm),[c18]) ).

fof(c20,axiom,
    ! [X9,X10] :
      ( convergent_lines(X9,X10)
      | unorthogonal_lines(X9,X10) ),
    inference(variable_rename,status(thm),[c19]) ).

cnf(c21,axiom,
    ( convergent_lines(X44,X45)
    | unorthogonal_lines(X44,X45) ),
    inference(split_conjunct,status(thm),[c20]) ).

cnf(c76,plain,
    unorthogonal_lines(X49,X49),
    inference(resolution,status(thm),[c21,c69]) ).

cnf(c79,plain,
    $false,
    inference(resolution,status(thm),[c76,c5]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem  : GEO216+2 : TPTP v8.1.0. Released v3.3.0.
% 0.03/0.12  % Command  : pyres-fof.py -tifbsVp -nlargest -HPickGiven5 %s
% 0.12/0.33  % Computer : n025.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 : Sat Jun 18 03:36:42 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.41/0.57  # Version:  1.3
% 0.41/0.57  # SZS status Theorem
% 0.41/0.57  # SZS output start CNFRefutation
% See solution above
% 0.41/0.57  
% 0.41/0.57  # Initial clauses    : 21
% 0.41/0.57  # Processed clauses  : 7
% 0.41/0.57  # Factors computed   : 0
% 0.41/0.57  # Resolvents computed: 4
% 0.41/0.57  # Tautologies deleted: 0
% 0.41/0.57  # Forward subsumed   : 0
% 0.41/0.57  # Backward subsumed  : 0
% 0.41/0.57  # -------- CPU Time ---------
% 0.41/0.57  # User time          : 0.221 s
% 0.41/0.57  # System time        : 0.016 s
% 0.41/0.57  # Total time         : 0.237 s
%------------------------------------------------------------------------------