TSTP Solution File: SEU320+1 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : SEU320+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% 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 : Tue Jul 19 09:18:57 EDT 2022

% Result   : Theorem 0.23s 1.40s
% Output   : CNFRefutation 0.23s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   22 (   5 unt;   0 def)
%            Number of atoms       :   60 (   4 equ)
%            Maximal formula atoms :    8 (   2 avg)
%            Number of connectives :   65 (  27   ~;  23   |;   4   &)
%                                         (   3 <=>;   8  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    6 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-2 aty)
%            Number of variables   :   24 (   0 sgn  16   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(t30_tops_1,conjecture,
    ! [X1] :
      ( top_str(X1)
     => ! [X2] :
          ( element(X2,powerset(the_carrier(X1)))
         => ( open_subset(X2,X1)
          <=> closed_subset(subset_complement(the_carrier(X1),X2),X1) ) ) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t30_tops_1) ).

fof(t29_tops_1,axiom,
    ! [X1] :
      ( top_str(X1)
     => ! [X2] :
          ( element(X2,powerset(the_carrier(X1)))
         => ( closed_subset(X2,X1)
          <=> open_subset(subset_complement(the_carrier(X1),X2),X1) ) ) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t29_tops_1) ).

fof(involutiveness_k3_subset_1,axiom,
    ! [X1,X2] :
      ( element(X2,powerset(X1))
     => subset_complement(X1,subset_complement(X1,X2)) = X2 ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',involutiveness_k3_subset_1) ).

fof(dt_k3_subset_1,axiom,
    ! [X1,X2] :
      ( element(X2,powerset(X1))
     => element(subset_complement(X1,X2),powerset(X1)) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',dt_k3_subset_1) ).

fof(c_0_4,negated_conjecture,
    ~ ! [X1] :
        ( top_str(X1)
       => ! [X2] :
            ( element(X2,powerset(the_carrier(X1)))
           => ( open_subset(X2,X1)
            <=> closed_subset(subset_complement(the_carrier(X1),X2),X1) ) ) ),
    inference(assume_negation,[status(cth)],[t30_tops_1]) ).

fof(c_0_5,negated_conjecture,
    ( top_str(esk1_0)
    & element(esk2_0,powerset(the_carrier(esk1_0)))
    & ( ~ open_subset(esk2_0,esk1_0)
      | ~ closed_subset(subset_complement(the_carrier(esk1_0),esk2_0),esk1_0) )
    & ( open_subset(esk2_0,esk1_0)
      | closed_subset(subset_complement(the_carrier(esk1_0),esk2_0),esk1_0) ) ),
    inference(skolemize,[status(esa)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_4])])])])]) ).

fof(c_0_6,plain,
    ! [X3,X4] :
      ( ( ~ closed_subset(X4,X3)
        | open_subset(subset_complement(the_carrier(X3),X4),X3)
        | ~ element(X4,powerset(the_carrier(X3)))
        | ~ top_str(X3) )
      & ( ~ open_subset(subset_complement(the_carrier(X3),X4),X3)
        | closed_subset(X4,X3)
        | ~ element(X4,powerset(the_carrier(X3)))
        | ~ top_str(X3) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t29_tops_1])])])])])]) ).

fof(c_0_7,plain,
    ! [X3,X4] :
      ( ~ element(X4,powerset(X3))
      | subset_complement(X3,subset_complement(X3,X4)) = X4 ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[involutiveness_k3_subset_1])]) ).

cnf(c_0_8,negated_conjecture,
    ( ~ closed_subset(subset_complement(the_carrier(esk1_0),esk2_0),esk1_0)
    | ~ open_subset(esk2_0,esk1_0) ),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_9,plain,
    ( closed_subset(X2,X1)
    | ~ top_str(X1)
    | ~ element(X2,powerset(the_carrier(X1)))
    | ~ open_subset(subset_complement(the_carrier(X1),X2),X1) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_10,negated_conjecture,
    top_str(esk1_0),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_11,plain,
    ( subset_complement(X1,subset_complement(X1,X2)) = X2
    | ~ element(X2,powerset(X1)) ),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_12,negated_conjecture,
    element(esk2_0,powerset(the_carrier(esk1_0))),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_13,negated_conjecture,
    ( ~ open_subset(subset_complement(the_carrier(esk1_0),subset_complement(the_carrier(esk1_0),esk2_0)),esk1_0)
    | ~ open_subset(esk2_0,esk1_0)
    | ~ element(subset_complement(the_carrier(esk1_0),esk2_0),powerset(the_carrier(esk1_0))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_8,c_0_9]),c_0_10])]) ).

cnf(c_0_14,negated_conjecture,
    subset_complement(the_carrier(esk1_0),subset_complement(the_carrier(esk1_0),esk2_0)) = esk2_0,
    inference(spm,[status(thm)],[c_0_11,c_0_12]) ).

cnf(c_0_15,plain,
    ( open_subset(subset_complement(the_carrier(X1),X2),X1)
    | ~ top_str(X1)
    | ~ element(X2,powerset(the_carrier(X1)))
    | ~ closed_subset(X2,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_16,negated_conjecture,
    ( closed_subset(subset_complement(the_carrier(esk1_0),esk2_0),esk1_0)
    | open_subset(esk2_0,esk1_0) ),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_17,negated_conjecture,
    ( ~ open_subset(esk2_0,esk1_0)
    | ~ element(subset_complement(the_carrier(esk1_0),esk2_0),powerset(the_carrier(esk1_0))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_13,c_0_14])]) ).

fof(c_0_18,plain,
    ! [X3,X4] :
      ( ~ element(X4,powerset(X3))
      | element(subset_complement(X3,X4),powerset(X3)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[dt_k3_subset_1])]) ).

cnf(c_0_19,negated_conjecture,
    ~ element(subset_complement(the_carrier(esk1_0),esk2_0),powerset(the_carrier(esk1_0))),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_15,c_0_16]),c_0_10])]),c_0_14])]),c_0_17]) ).

cnf(c_0_20,plain,
    ( element(subset_complement(X1,X2),powerset(X1))
    | ~ element(X2,powerset(X1)) ),
    inference(split_conjunct,[status(thm)],[c_0_18]) ).

cnf(c_0_21,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_19,c_0_20]),c_0_12])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12  % Problem  : SEU320+1 : TPTP v8.1.0. Released v3.3.0.
% 0.10/0.12  % Command  : run_ET %s %d
% 0.13/0.33  % Computer : n028.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Mon Jun 20 11:25:01 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 0.23/1.40  # Running protocol protocol_eprover_4a02c828a8cc55752123edbcc1ad40e453c11447 for 23 seconds:
% 0.23/1.40  # SinE strategy is GSinE(CountFormulas,hypos,1.4,,04,100,1.0)
% 0.23/1.40  # Preprocessing time       : 0.014 s
% 0.23/1.40  
% 0.23/1.40  # Proof found!
% 0.23/1.40  # SZS status Theorem
% 0.23/1.40  # SZS output start CNFRefutation
% See solution above
% 0.23/1.40  # Proof object total steps             : 22
% 0.23/1.40  # Proof object clause steps            : 13
% 0.23/1.40  # Proof object formula steps           : 9
% 0.23/1.40  # Proof object conjectures             : 12
% 0.23/1.40  # Proof object clause conjectures      : 9
% 0.23/1.40  # Proof object formula conjectures     : 3
% 0.23/1.40  # Proof object initial clauses used    : 8
% 0.23/1.40  # Proof object initial formulas used   : 4
% 0.23/1.40  # Proof object generating inferences   : 4
% 0.23/1.40  # Proof object simplifying inferences  : 11
% 0.23/1.40  # Training examples: 0 positive, 0 negative
% 0.23/1.40  # Parsed axioms                        : 14
% 0.23/1.40  # Removed by relevancy pruning/SinE    : 8
% 0.23/1.40  # Initial clauses                      : 10
% 0.23/1.40  # Removed in clause preprocessing      : 0
% 0.23/1.40  # Initial clauses in saturation        : 10
% 0.23/1.40  # Processed clauses                    : 16
% 0.23/1.40  # ...of these trivial                  : 0
% 0.23/1.40  # ...subsumed                          : 0
% 0.23/1.40  # ...remaining for further processing  : 16
% 0.23/1.40  # Other redundant clauses eliminated   : 0
% 0.23/1.40  # Clauses deleted for lack of memory   : 0
% 0.23/1.40  # Backward-subsumed                    : 0
% 0.23/1.40  # Backward-rewritten                   : 1
% 0.23/1.40  # Generated clauses                    : 13
% 0.23/1.40  # ...of the previous two non-trivial   : 7
% 0.23/1.40  # Contextual simplify-reflections      : 1
% 0.23/1.40  # Paramodulations                      : 13
% 0.23/1.40  # Factorizations                       : 0
% 0.23/1.40  # Equation resolutions                 : 0
% 0.23/1.40  # Current number of processed clauses  : 15
% 0.23/1.40  #    Positive orientable unit clauses  : 6
% 0.23/1.40  #    Positive unorientable unit clauses: 0
% 0.23/1.40  #    Negative unit clauses             : 1
% 0.23/1.40  #    Non-unit-clauses                  : 8
% 0.23/1.40  # Current number of unprocessed clauses: 1
% 0.23/1.40  # ...number of literals in the above   : 2
% 0.23/1.40  # Current number of archived formulas  : 0
% 0.23/1.40  # Current number of archived clauses   : 1
% 0.23/1.40  # Clause-clause subsumption calls (NU) : 9
% 0.23/1.40  # Rec. Clause-clause subsumption calls : 8
% 0.23/1.40  # Non-unit clause-clause subsumptions  : 1
% 0.23/1.40  # Unit Clause-clause subsumption calls : 2
% 0.23/1.40  # Rewrite failures with RHS unbound    : 0
% 0.23/1.40  # BW rewrite match attempts            : 1
% 0.23/1.40  # BW rewrite match successes           : 1
% 0.23/1.40  # Condensation attempts                : 0
% 0.23/1.40  # Condensation successes               : 0
% 0.23/1.40  # Termbank termtop insertions          : 837
% 0.23/1.40  
% 0.23/1.40  # -------------------------------------------------
% 0.23/1.40  # User time                : 0.014 s
% 0.23/1.40  # System time              : 0.002 s
% 0.23/1.40  # Total time               : 0.015 s
% 0.23/1.40  # Maximum resident set size: 2776 pages
%------------------------------------------------------------------------------