TSTP Solution File: SET578+3 by CSE_E---1.5

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%------------------------------------------------------------------------------
% File     : CSE_E---1.5
% Problem  : SET578+3 : TPTP v8.1.2. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -jar /export/starexec/sandbox2/solver/bin/mcs_scs.jar %d %s

% Computer : n032.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  : 300s
% DateTime : Thu Aug 31 14:34:35 EDT 2023

% Result   : Theorem 0.15s 0.57s
% Output   : CNFRefutation 0.15s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :   13
% Syntax   : Number of formulae    :   57 (  15 unt;   8 typ;   0 def)
%            Number of atoms       :  117 (  13 equ)
%            Maximal formula atoms :    8 (   2 avg)
%            Number of connectives :  109 (  41   ~;  47   |;  13   &)
%                                         (   5 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   10 (   5   >;   5   *;   0   +;   0  <<)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   3 con; 0-2 aty)
%            Number of variables   :   91 (  10 sgn;  31   !;   0   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
tff(decl_22,type,
    intersection: ( $i * $i ) > $i ).

tff(decl_23,type,
    member: ( $i * $i ) > $o ).

tff(decl_24,type,
    subset: ( $i * $i ) > $o ).

tff(decl_25,type,
    esk1_2: ( $i * $i ) > $i ).

tff(decl_26,type,
    esk2_2: ( $i * $i ) > $i ).

tff(decl_27,type,
    esk3_0: $i ).

tff(decl_28,type,
    esk4_0: $i ).

tff(decl_29,type,
    esk5_0: $i ).

fof(prove_th19,conjecture,
    ! [X1,X2,X3] :
      ( ! [X4] :
          ( member(X4,X1)
        <=> ( member(X4,X2)
            & member(X4,X3) ) )
     => X1 = intersection(X2,X3) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_th19) ).

fof(subset_defn,axiom,
    ! [X1,X2] :
      ( subset(X1,X2)
    <=> ! [X3] :
          ( member(X3,X1)
         => member(X3,X2) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subset_defn) ).

fof(intersection_defn,axiom,
    ! [X1,X2,X3] :
      ( member(X3,intersection(X1,X2))
    <=> ( member(X3,X1)
        & member(X3,X2) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',intersection_defn) ).

fof(commutativity_of_intersection,axiom,
    ! [X1,X2] : intersection(X1,X2) = intersection(X2,X1),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_of_intersection) ).

fof(equal_defn,axiom,
    ! [X1,X2] :
      ( X1 = X2
    <=> ( subset(X1,X2)
        & subset(X2,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',equal_defn) ).

fof(c_0_5,negated_conjecture,
    ~ ! [X1,X2,X3] :
        ( ! [X4] :
            ( member(X4,X1)
          <=> ( member(X4,X2)
              & member(X4,X3) ) )
       => X1 = intersection(X2,X3) ),
    inference(assume_negation,[status(cth)],[prove_th19]) ).

fof(c_0_6,plain,
    ! [X12,X13,X14,X15,X16] :
      ( ( ~ subset(X12,X13)
        | ~ member(X14,X12)
        | member(X14,X13) )
      & ( member(esk1_2(X15,X16),X15)
        | subset(X15,X16) )
      & ( ~ member(esk1_2(X15,X16),X16)
        | subset(X15,X16) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(fof_nnf,[status(thm)],[subset_defn])])])])])]) ).

fof(c_0_7,negated_conjecture,
    ! [X29] :
      ( ( member(X29,esk4_0)
        | ~ member(X29,esk3_0) )
      & ( member(X29,esk5_0)
        | ~ member(X29,esk3_0) )
      & ( ~ member(X29,esk4_0)
        | ~ member(X29,esk5_0)
        | member(X29,esk3_0) )
      & esk3_0 != intersection(esk4_0,esk5_0) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_5])])])])]) ).

fof(c_0_8,plain,
    ! [X5,X6,X7] :
      ( ( member(X7,X5)
        | ~ member(X7,intersection(X5,X6)) )
      & ( member(X7,X6)
        | ~ member(X7,intersection(X5,X6)) )
      & ( ~ member(X7,X5)
        | ~ member(X7,X6)
        | member(X7,intersection(X5,X6)) ) ),
    inference(distribute,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[intersection_defn])])]) ).

cnf(c_0_9,plain,
    ( subset(X1,X2)
    | ~ member(esk1_2(X1,X2),X2) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_10,negated_conjecture,
    ( member(X1,esk5_0)
    | ~ member(X1,esk3_0) ),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_11,plain,
    ( member(X1,X2)
    | ~ member(X1,intersection(X3,X2)) ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_12,plain,
    ( member(esk1_2(X1,X2),X1)
    | subset(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_13,negated_conjecture,
    ( subset(X1,esk5_0)
    | ~ member(esk1_2(X1,esk5_0),esk3_0) ),
    inference(spm,[status(thm)],[c_0_9,c_0_10]) ).

cnf(c_0_14,plain,
    ( subset(intersection(X1,X2),X3)
    | member(esk1_2(intersection(X1,X2),X3),X2) ),
    inference(spm,[status(thm)],[c_0_11,c_0_12]) ).

fof(c_0_15,plain,
    ! [X10,X11] : intersection(X10,X11) = intersection(X11,X10),
    inference(variable_rename,[status(thm)],[commutativity_of_intersection]) ).

cnf(c_0_16,plain,
    ( member(X1,intersection(X2,X3))
    | ~ member(X1,X2)
    | ~ member(X1,X3) ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_17,negated_conjecture,
    ( member(X1,esk4_0)
    | ~ member(X1,esk3_0) ),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_18,negated_conjecture,
    subset(intersection(X1,esk3_0),esk5_0),
    inference(spm,[status(thm)],[c_0_13,c_0_14]) ).

cnf(c_0_19,plain,
    intersection(X1,X2) = intersection(X2,X1),
    inference(split_conjunct,[status(thm)],[c_0_15]) ).

cnf(c_0_20,plain,
    ( subset(X1,intersection(X2,X3))
    | ~ member(esk1_2(X1,intersection(X2,X3)),X3)
    | ~ member(esk1_2(X1,intersection(X2,X3)),X2) ),
    inference(spm,[status(thm)],[c_0_9,c_0_16]) ).

cnf(c_0_21,negated_conjecture,
    ( subset(X1,esk4_0)
    | ~ member(esk1_2(X1,esk4_0),esk3_0) ),
    inference(spm,[status(thm)],[c_0_9,c_0_17]) ).

cnf(c_0_22,plain,
    ( member(X3,X2)
    | ~ subset(X1,X2)
    | ~ member(X3,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_23,negated_conjecture,
    subset(intersection(esk3_0,X1),esk5_0),
    inference(spm,[status(thm)],[c_0_18,c_0_19]) ).

fof(c_0_24,plain,
    ! [X8,X9] :
      ( ( subset(X8,X9)
        | X8 != X9 )
      & ( subset(X9,X8)
        | X8 != X9 )
      & ( ~ subset(X8,X9)
        | ~ subset(X9,X8)
        | X8 = X9 ) ),
    inference(distribute,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[equal_defn])])]) ).

cnf(c_0_25,plain,
    ( subset(X1,intersection(X2,X1))
    | ~ member(esk1_2(X1,intersection(X2,X1)),X2) ),
    inference(spm,[status(thm)],[c_0_20,c_0_12]) ).

cnf(c_0_26,plain,
    subset(intersection(X1,X2),X2),
    inference(spm,[status(thm)],[c_0_9,c_0_14]) ).

cnf(c_0_27,negated_conjecture,
    subset(intersection(X1,esk3_0),esk4_0),
    inference(spm,[status(thm)],[c_0_21,c_0_14]) ).

cnf(c_0_28,negated_conjecture,
    ( member(X1,esk5_0)
    | ~ member(X1,intersection(esk3_0,X2)) ),
    inference(spm,[status(thm)],[c_0_22,c_0_23]) ).

cnf(c_0_29,plain,
    ( X1 = X2
    | ~ subset(X1,X2)
    | ~ subset(X2,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_24]) ).

cnf(c_0_30,plain,
    subset(X1,intersection(X1,X1)),
    inference(spm,[status(thm)],[c_0_25,c_0_12]) ).

cnf(c_0_31,plain,
    subset(intersection(X1,X2),X1),
    inference(spm,[status(thm)],[c_0_26,c_0_19]) ).

cnf(c_0_32,negated_conjecture,
    subset(intersection(esk3_0,X1),esk4_0),
    inference(spm,[status(thm)],[c_0_27,c_0_19]) ).

cnf(c_0_33,negated_conjecture,
    ( subset(intersection(esk3_0,X1),X2)
    | member(esk1_2(intersection(esk3_0,X1),X2),esk5_0) ),
    inference(spm,[status(thm)],[c_0_28,c_0_12]) ).

cnf(c_0_34,plain,
    intersection(X1,X1) = X1,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_29,c_0_30]),c_0_31])]) ).

cnf(c_0_35,negated_conjecture,
    ( member(X1,esk4_0)
    | ~ member(X1,intersection(esk3_0,X2)) ),
    inference(spm,[status(thm)],[c_0_22,c_0_32]) ).

cnf(c_0_36,negated_conjecture,
    ( subset(esk3_0,X1)
    | member(esk1_2(esk3_0,X1),esk5_0) ),
    inference(spm,[status(thm)],[c_0_33,c_0_34]) ).

cnf(c_0_37,negated_conjecture,
    ( subset(intersection(esk3_0,X1),X2)
    | member(esk1_2(intersection(esk3_0,X1),X2),esk4_0) ),
    inference(spm,[status(thm)],[c_0_35,c_0_12]) ).

cnf(c_0_38,negated_conjecture,
    ( member(X1,esk3_0)
    | ~ member(X1,esk4_0)
    | ~ member(X1,esk5_0) ),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_39,plain,
    ( member(X1,X2)
    | ~ member(X1,intersection(X2,X3)) ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_40,negated_conjecture,
    ( subset(esk3_0,intersection(X1,esk5_0))
    | ~ member(esk1_2(esk3_0,intersection(X1,esk5_0)),X1) ),
    inference(spm,[status(thm)],[c_0_20,c_0_36]) ).

cnf(c_0_41,negated_conjecture,
    ( subset(esk3_0,X1)
    | member(esk1_2(esk3_0,X1),esk4_0) ),
    inference(spm,[status(thm)],[c_0_37,c_0_34]) ).

cnf(c_0_42,negated_conjecture,
    ( subset(intersection(X1,esk5_0),X2)
    | member(esk1_2(intersection(X1,esk5_0),X2),esk3_0)
    | ~ member(esk1_2(intersection(X1,esk5_0),X2),esk4_0) ),
    inference(spm,[status(thm)],[c_0_38,c_0_14]) ).

cnf(c_0_43,plain,
    ( subset(intersection(X1,X2),X3)
    | member(esk1_2(intersection(X1,X2),X3),X1) ),
    inference(spm,[status(thm)],[c_0_39,c_0_12]) ).

cnf(c_0_44,negated_conjecture,
    subset(esk3_0,intersection(esk4_0,esk5_0)),
    inference(spm,[status(thm)],[c_0_40,c_0_41]) ).

cnf(c_0_45,negated_conjecture,
    esk3_0 != intersection(esk4_0,esk5_0),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_46,negated_conjecture,
    ( subset(intersection(esk4_0,esk5_0),X1)
    | member(esk1_2(intersection(esk4_0,esk5_0),X1),esk3_0) ),
    inference(spm,[status(thm)],[c_0_42,c_0_43]) ).

cnf(c_0_47,negated_conjecture,
    ~ subset(intersection(esk4_0,esk5_0),esk3_0),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_29,c_0_44]),c_0_45]) ).

cnf(c_0_48,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_9,c_0_46]),c_0_47]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.10  % Problem    : SET578+3 : TPTP v8.1.2. Released v2.2.0.
% 0.00/0.10  % Command    : java -jar /export/starexec/sandbox2/solver/bin/mcs_scs.jar %d %s
% 0.13/0.29  % Computer : n032.cluster.edu
% 0.13/0.29  % Model    : x86_64 x86_64
% 0.13/0.29  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.29  % Memory   : 8042.1875MB
% 0.13/0.29  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.29  % CPULimit   : 300
% 0.13/0.29  % WCLimit    : 300
% 0.13/0.29  % DateTime   : Sat Aug 26 10:51:43 EDT 2023
% 0.13/0.29  % CPUTime  : 
% 0.15/0.47  start to proof: theBenchmark
% 0.15/0.57  % Version  : CSE_E---1.5
% 0.15/0.57  % Problem  : theBenchmark.p
% 0.15/0.57  % Proof found
% 0.15/0.57  % SZS status Theorem for theBenchmark.p
% 0.15/0.57  % SZS output start Proof
% See solution above
% 0.15/0.57  % Total time : 0.086000 s
% 0.15/0.57  % SZS output end Proof
% 0.15/0.57  % Total time : 0.088000 s
%------------------------------------------------------------------------------