TSTP Solution File: SEU327+1 by CSE_E---1.5

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%------------------------------------------------------------------------------
% File     : CSE_E---1.5
% Problem  : SEU327+1 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -jar /export/starexec/sandbox/solver/bin/mcs_scs.jar %d %s

% Computer : n007.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 16:24:29 EDT 2023

% Result   : Theorem 0.20s 0.61s
% Output   : CNFRefutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :   38
% Syntax   : Number of formulae    :   61 (  13 unt;  31 typ;   0 def)
%            Number of atoms       :   57 (  27 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   48 (  21   ~;  15   |;   3   &)
%                                         (   0 <=>;   9  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   37 (  27   >;  10   *;   0   +;   0  <<)
%            Number of predicates  :   16 (  14 usr;   1 prp; 0-2 aty)
%            Number of functors    :   17 (  17 usr;   4 con; 0-3 aty)
%            Number of variables   :   40 (   0 sgn;  26   !;   0   ?;   0   :)

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

tff(decl_23,type,
    v1_membered: $i > $o ).

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

tff(decl_25,type,
    v1_xcmplx_0: $i > $o ).

tff(decl_26,type,
    v2_membered: $i > $o ).

tff(decl_27,type,
    v1_xreal_0: $i > $o ).

tff(decl_28,type,
    v3_membered: $i > $o ).

tff(decl_29,type,
    v1_rat_1: $i > $o ).

tff(decl_30,type,
    v4_membered: $i > $o ).

tff(decl_31,type,
    v1_int_1: $i > $o ).

tff(decl_32,type,
    v5_membered: $i > $o ).

tff(decl_33,type,
    natural: $i > $o ).

tff(decl_34,type,
    empty: $i > $o ).

tff(decl_35,type,
    powerset: $i > $i ).

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

tff(decl_37,type,
    subset_complement: ( $i * $i ) > $i ).

tff(decl_38,type,
    set_difference: ( $i * $i ) > $i ).

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

tff(decl_40,type,
    meet_of_subsets: ( $i * $i ) > $i ).

tff(decl_41,type,
    subset_difference: ( $i * $i * $i ) > $i ).

tff(decl_42,type,
    complements_of_subsets: ( $i * $i ) > $i ).

tff(decl_43,type,
    empty_set: $i ).

tff(decl_44,type,
    union: $i > $i ).

tff(decl_45,type,
    set_meet: $i > $i ).

tff(decl_46,type,
    subset: ( $i * $i ) > $o ).

tff(decl_47,type,
    esk1_1: $i > $i ).

tff(decl_48,type,
    esk2_0: $i ).

tff(decl_49,type,
    esk3_1: $i > $i ).

tff(decl_50,type,
    esk4_1: $i > $i ).

tff(decl_51,type,
    esk5_0: $i ).

tff(decl_52,type,
    esk6_0: $i ).

fof(t47_setfam_1,axiom,
    ! [X1,X2] :
      ( element(X2,powerset(powerset(X1)))
     => ( X2 != empty_set
       => subset_difference(X1,cast_to_subset(X1),union_of_subsets(X1,X2)) = meet_of_subsets(X1,complements_of_subsets(X1,X2)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t47_setfam_1) ).

fof(d4_subset_1,axiom,
    ! [X1] : cast_to_subset(X1) = X1,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d4_subset_1) ).

fof(t11_tops_2,conjecture,
    ! [X1,X2] :
      ( element(X2,powerset(powerset(X1)))
     => ( X2 != empty_set
       => meet_of_subsets(X1,complements_of_subsets(X1,X2)) = subset_complement(X1,union_of_subsets(X1,X2)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t11_tops_2) ).

fof(dt_k2_subset_1,axiom,
    ! [X1] : element(cast_to_subset(X1),powerset(X1)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k2_subset_1) ).

fof(redefinition_k6_subset_1,axiom,
    ! [X1,X2,X3] :
      ( ( element(X2,powerset(X1))
        & element(X3,powerset(X1)) )
     => subset_difference(X1,X2,X3) = set_difference(X2,X3) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',redefinition_k6_subset_1) ).

fof(d5_subset_1,axiom,
    ! [X1,X2] :
      ( element(X2,powerset(X1))
     => subset_complement(X1,X2) = set_difference(X1,X2) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d5_subset_1) ).

fof(dt_k5_setfam_1,axiom,
    ! [X1,X2] :
      ( element(X2,powerset(powerset(X1)))
     => element(union_of_subsets(X1,X2),powerset(X1)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',dt_k5_setfam_1) ).

fof(c_0_7,plain,
    ! [X85,X86] :
      ( ~ element(X86,powerset(powerset(X85)))
      | X86 = empty_set
      | subset_difference(X85,cast_to_subset(X85),union_of_subsets(X85,X86)) = meet_of_subsets(X85,complements_of_subsets(X85,X86)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t47_setfam_1])]) ).

fof(c_0_8,plain,
    ! [X31] : cast_to_subset(X31) = X31,
    inference(variable_rename,[status(thm)],[d4_subset_1]) ).

fof(c_0_9,negated_conjecture,
    ~ ! [X1,X2] :
        ( element(X2,powerset(powerset(X1)))
       => ( X2 != empty_set
         => meet_of_subsets(X1,complements_of_subsets(X1,X2)) = subset_complement(X1,union_of_subsets(X1,X2)) ) ),
    inference(assume_negation,[status(cth)],[t11_tops_2]) ).

cnf(c_0_10,plain,
    ( X1 = empty_set
    | subset_difference(X2,cast_to_subset(X2),union_of_subsets(X2,X1)) = meet_of_subsets(X2,complements_of_subsets(X2,X1))
    | ~ element(X1,powerset(powerset(X2))) ),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_11,plain,
    cast_to_subset(X1) = X1,
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

fof(c_0_12,negated_conjecture,
    ( element(esk6_0,powerset(powerset(esk5_0)))
    & esk6_0 != empty_set
    & meet_of_subsets(esk5_0,complements_of_subsets(esk5_0,esk6_0)) != subset_complement(esk5_0,union_of_subsets(esk5_0,esk6_0)) ),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_9])])]) ).

fof(c_0_13,plain,
    ! [X34] : element(cast_to_subset(X34),powerset(X34)),
    inference(variable_rename,[status(thm)],[dt_k2_subset_1]) ).

fof(c_0_14,plain,
    ! [X72,X73,X74] :
      ( ~ element(X73,powerset(X72))
      | ~ element(X74,powerset(X72))
      | subset_difference(X72,X73,X74) = set_difference(X73,X74) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[redefinition_k6_subset_1])]) ).

cnf(c_0_15,plain,
    ( X1 = empty_set
    | subset_difference(X2,X2,union_of_subsets(X2,X1)) = meet_of_subsets(X2,complements_of_subsets(X2,X1))
    | ~ element(X1,powerset(powerset(X2))) ),
    inference(rw,[status(thm)],[c_0_10,c_0_11]) ).

cnf(c_0_16,negated_conjecture,
    element(esk6_0,powerset(powerset(esk5_0))),
    inference(split_conjunct,[status(thm)],[c_0_12]) ).

cnf(c_0_17,negated_conjecture,
    esk6_0 != empty_set,
    inference(split_conjunct,[status(thm)],[c_0_12]) ).

cnf(c_0_18,plain,
    element(cast_to_subset(X1),powerset(X1)),
    inference(split_conjunct,[status(thm)],[c_0_13]) ).

cnf(c_0_19,plain,
    ( subset_difference(X2,X1,X3) = set_difference(X1,X3)
    | ~ element(X1,powerset(X2))
    | ~ element(X3,powerset(X2)) ),
    inference(split_conjunct,[status(thm)],[c_0_14]) ).

cnf(c_0_20,negated_conjecture,
    subset_difference(esk5_0,esk5_0,union_of_subsets(esk5_0,esk6_0)) = meet_of_subsets(esk5_0,complements_of_subsets(esk5_0,esk6_0)),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_15,c_0_16]),c_0_17]) ).

cnf(c_0_21,plain,
    element(X1,powerset(X1)),
    inference(rw,[status(thm)],[c_0_18,c_0_11]) ).

fof(c_0_22,plain,
    ! [X32,X33] :
      ( ~ element(X33,powerset(X32))
      | subset_complement(X32,X33) = set_difference(X32,X33) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[d5_subset_1])]) ).

cnf(c_0_23,negated_conjecture,
    meet_of_subsets(esk5_0,complements_of_subsets(esk5_0,esk6_0)) != subset_complement(esk5_0,union_of_subsets(esk5_0,esk6_0)),
    inference(split_conjunct,[status(thm)],[c_0_12]) ).

cnf(c_0_24,negated_conjecture,
    ( meet_of_subsets(esk5_0,complements_of_subsets(esk5_0,esk6_0)) = set_difference(esk5_0,union_of_subsets(esk5_0,esk6_0))
    | ~ element(union_of_subsets(esk5_0,esk6_0),powerset(esk5_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_19,c_0_20]),c_0_21])]) ).

cnf(c_0_25,plain,
    ( subset_complement(X2,X1) = set_difference(X2,X1)
    | ~ element(X1,powerset(X2)) ),
    inference(split_conjunct,[status(thm)],[c_0_22]) ).

fof(c_0_26,plain,
    ! [X37,X38] :
      ( ~ element(X38,powerset(powerset(X37)))
      | element(union_of_subsets(X37,X38),powerset(X37)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[dt_k5_setfam_1])]) ).

cnf(c_0_27,negated_conjecture,
    ~ element(union_of_subsets(esk5_0,esk6_0),powerset(esk5_0)),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_23,c_0_24]),c_0_25]) ).

cnf(c_0_28,plain,
    ( element(union_of_subsets(X2,X1),powerset(X2))
    | ~ element(X1,powerset(powerset(X2))) ),
    inference(split_conjunct,[status(thm)],[c_0_26]) ).

cnf(c_0_29,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_27,c_0_28]),c_0_16])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem    : SEU327+1 : TPTP v8.1.2. Released v3.3.0.
% 0.00/0.13  % Command    : java -jar /export/starexec/sandbox/solver/bin/mcs_scs.jar %d %s
% 0.13/0.35  % Computer : n007.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit   : 300
% 0.13/0.35  % WCLimit    : 300
% 0.13/0.35  % DateTime   : Wed Aug 23 15:54:39 EDT 2023
% 0.13/0.35  % CPUTime  : 
% 0.20/0.58  start to proof: theBenchmark
% 0.20/0.61  % Version  : CSE_E---1.5
% 0.20/0.61  % Problem  : theBenchmark.p
% 0.20/0.61  % Proof found
% 0.20/0.61  % SZS status Theorem for theBenchmark.p
% 0.20/0.61  % SZS output start Proof
% See solution above
% 0.20/0.62  % Total time : 0.025000 s
% 0.20/0.62  % SZS output end Proof
% 0.20/0.62  % Total time : 0.029000 s
%------------------------------------------------------------------------------