TSTP Solution File: SET083+1 by CSE_E---1.5

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%------------------------------------------------------------------------------
% File     : CSE_E---1.5
% Problem  : SET083+1 : TPTP v8.1.2. Bugfixed v5.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -jar /export/starexec/sandbox2/solver/bin/mcs_scs.jar %d %s

% Computer : n031.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 14:32:53 EDT 2023

% Result   : Theorem 0.21s 0.62s
% Output   : CNFRefutation 0.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :   45
% Syntax   : Number of formulae    :   68 (  14 unt;  40 typ;   0 def)
%            Number of atoms       :   64 (  31 equ)
%            Maximal formula atoms :   11 (   2 avg)
%            Number of connectives :   55 (  19   ~;  20   |;  12   &)
%                                         (   1 <=>;   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  :   47 (  31   >;  16   *;   0   +;   0  <<)
%            Number of predicates  :    7 (   5 usr;   1 prp; 0-2 aty)
%            Number of functors    :   35 (  35 usr;   9 con; 0-3 aty)
%            Number of variables   :   31 (   4 sgn;  17   !;   1   ?;   0   :)

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

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

tff(decl_24,type,
    universal_class: $i ).

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

tff(decl_26,type,
    singleton: $i > $i ).

tff(decl_27,type,
    ordered_pair: ( $i * $i ) > $i ).

tff(decl_28,type,
    cross_product: ( $i * $i ) > $i ).

tff(decl_29,type,
    first: $i > $i ).

tff(decl_30,type,
    second: $i > $i ).

tff(decl_31,type,
    element_relation: $i ).

tff(decl_32,type,
    intersection: ( $i * $i ) > $i ).

tff(decl_33,type,
    complement: $i > $i ).

tff(decl_34,type,
    restrict: ( $i * $i * $i ) > $i ).

tff(decl_35,type,
    null_class: $i ).

tff(decl_36,type,
    domain_of: $i > $i ).

tff(decl_37,type,
    rotate: $i > $i ).

tff(decl_38,type,
    flip: $i > $i ).

tff(decl_39,type,
    union: ( $i * $i ) > $i ).

tff(decl_40,type,
    successor: $i > $i ).

tff(decl_41,type,
    successor_relation: $i ).

tff(decl_42,type,
    inverse: $i > $i ).

tff(decl_43,type,
    range_of: $i > $i ).

tff(decl_44,type,
    image: ( $i * $i ) > $i ).

tff(decl_45,type,
    inductive: $i > $o ).

tff(decl_46,type,
    sum_class: $i > $i ).

tff(decl_47,type,
    power_class: $i > $i ).

tff(decl_48,type,
    compose: ( $i * $i ) > $i ).

tff(decl_49,type,
    identity_relation: $i ).

tff(decl_50,type,
    function: $i > $o ).

tff(decl_51,type,
    disjoint: ( $i * $i ) > $o ).

tff(decl_52,type,
    apply: ( $i * $i ) > $i ).

tff(decl_53,type,
    esk1_2: ( $i * $i ) > $i ).

tff(decl_54,type,
    esk2_0: $i ).

tff(decl_55,type,
    esk3_2: ( $i * $i ) > $i ).

tff(decl_56,type,
    esk4_1: $i > $i ).

tff(decl_57,type,
    esk5_2: ( $i * $i ) > $i ).

tff(decl_58,type,
    esk6_1: $i > $i ).

tff(decl_59,type,
    esk7_0: $i ).

tff(decl_60,type,
    esk8_0: $i ).

tff(decl_61,type,
    esk9_0: $i ).

fof(singleton_identified_by_element1,conjecture,
    ! [X1,X2] :
      ( ( singleton(X1) = singleton(X2)
        & member(X1,universal_class) )
     => X1 = X2 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',singleton_identified_by_element1) ).

fof(singleton_set_defn,axiom,
    ! [X1] : singleton(X1) = unordered_pair(X1,X1),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET005+0.ax',singleton_set_defn) ).

fof(unordered_pair_defn,axiom,
    ! [X3,X1,X2] :
      ( member(X3,unordered_pair(X1,X2))
    <=> ( member(X3,universal_class)
        & ( X3 = X1
          | X3 = X2 ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET005+0.ax',unordered_pair_defn) ).

fof(regularity,axiom,
    ! [X1] :
      ( X1 != null_class
     => ? [X3] :
          ( member(X3,universal_class)
          & member(X3,X1)
          & disjoint(X3,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET005+0.ax',regularity) ).

fof(null_class_defn,axiom,
    ! [X1] : ~ member(X1,null_class),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET005+0.ax',null_class_defn) ).

fof(c_0_5,negated_conjecture,
    ~ ! [X1,X2] :
        ( ( singleton(X1) = singleton(X2)
          & member(X1,universal_class) )
       => X1 = X2 ),
    inference(assume_negation,[status(cth)],[singleton_identified_by_element1]) ).

fof(c_0_6,negated_conjecture,
    ( singleton(esk8_0) = singleton(esk9_0)
    & member(esk8_0,universal_class)
    & esk8_0 != esk9_0 ),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_5])])]) ).

fof(c_0_7,plain,
    ! [X24] : singleton(X24) = unordered_pair(X24,X24),
    inference(variable_rename,[status(thm)],[singleton_set_defn]) ).

fof(c_0_8,plain,
    ! [X19,X20,X21] :
      ( ( member(X19,universal_class)
        | ~ member(X19,unordered_pair(X20,X21)) )
      & ( X19 = X20
        | X19 = X21
        | ~ member(X19,unordered_pair(X20,X21)) )
      & ( X19 != X20
        | ~ member(X19,universal_class)
        | member(X19,unordered_pair(X20,X21)) )
      & ( X19 != X21
        | ~ member(X19,universal_class)
        | member(X19,unordered_pair(X20,X21)) ) ),
    inference(distribute,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[unordered_pair_defn])])]) ).

cnf(c_0_9,negated_conjecture,
    singleton(esk8_0) = singleton(esk9_0),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_10,plain,
    singleton(X1) = unordered_pair(X1,X1),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

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

cnf(c_0_12,negated_conjecture,
    unordered_pair(esk9_0,esk9_0) = unordered_pair(esk8_0,esk8_0),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_9,c_0_10]),c_0_10]) ).

fof(c_0_13,plain,
    ! [X101] :
      ( ( member(esk6_1(X101),universal_class)
        | X101 = null_class )
      & ( member(esk6_1(X101),X101)
        | X101 = null_class )
      & ( disjoint(esk6_1(X101),X101)
        | X101 = null_class ) ),
    inference(distribute,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[regularity])])])]) ).

cnf(c_0_14,negated_conjecture,
    ( X1 = esk9_0
    | ~ member(X1,unordered_pair(esk8_0,esk8_0)) ),
    inference(spm,[status(thm)],[c_0_11,c_0_12]) ).

cnf(c_0_15,plain,
    ( member(esk6_1(X1),X1)
    | X1 = null_class ),
    inference(split_conjunct,[status(thm)],[c_0_13]) ).

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

cnf(c_0_17,negated_conjecture,
    ( esk6_1(unordered_pair(esk8_0,esk8_0)) = esk9_0
    | unordered_pair(esk8_0,esk8_0) = null_class ),
    inference(spm,[status(thm)],[c_0_14,c_0_15]) ).

fof(c_0_18,plain,
    ! [X1] : ~ member(X1,null_class),
    inference(fof_simplification,[status(thm)],[null_class_defn]) ).

cnf(c_0_19,plain,
    ( member(X1,unordered_pair(X2,X1))
    | ~ member(X1,universal_class) ),
    inference(er,[status(thm)],[c_0_16]) ).

cnf(c_0_20,negated_conjecture,
    member(esk8_0,universal_class),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_21,negated_conjecture,
    ( unordered_pair(esk8_0,esk8_0) = null_class
    | member(esk9_0,unordered_pair(esk8_0,esk8_0)) ),
    inference(spm,[status(thm)],[c_0_15,c_0_17]) ).

cnf(c_0_22,negated_conjecture,
    esk8_0 != esk9_0,
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

fof(c_0_23,plain,
    ! [X46] : ~ member(X46,null_class),
    inference(variable_rename,[status(thm)],[c_0_18]) ).

cnf(c_0_24,negated_conjecture,
    member(esk8_0,unordered_pair(X1,esk8_0)),
    inference(spm,[status(thm)],[c_0_19,c_0_20]) ).

cnf(c_0_25,negated_conjecture,
    unordered_pair(esk8_0,esk8_0) = null_class,
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_11,c_0_21]),c_0_22]) ).

cnf(c_0_26,plain,
    ~ member(X1,null_class),
    inference(split_conjunct,[status(thm)],[c_0_23]) ).

cnf(c_0_27,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_24,c_0_25]),c_0_26]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.13  % Problem    : SET083+1 : TPTP v8.1.2. Bugfixed v5.4.0.
% 0.12/0.14  % Command    : java -jar /export/starexec/sandbox2/solver/bin/mcs_scs.jar %d %s
% 0.13/0.36  % Computer : n031.cluster.edu
% 0.13/0.36  % Model    : x86_64 x86_64
% 0.13/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.36  % Memory   : 8042.1875MB
% 0.13/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.36  % CPULimit   : 300
% 0.13/0.36  % WCLimit    : 300
% 0.13/0.36  % DateTime   : Sat Aug 26 09:25:08 EDT 2023
% 0.13/0.36  % CPUTime  : 
% 0.21/0.58  start to proof: theBenchmark
% 0.21/0.62  % Version  : CSE_E---1.5
% 0.21/0.62  % Problem  : theBenchmark.p
% 0.21/0.62  % Proof found
% 0.21/0.62  % SZS status Theorem for theBenchmark.p
% 0.21/0.62  % SZS output start Proof
% See solution above
% 0.21/0.62  % Total time : 0.024000 s
% 0.21/0.62  % SZS output end Proof
% 0.21/0.62  % Total time : 0.028000 s
%------------------------------------------------------------------------------