TSTP Solution File: SEU108+1 by CSE_E---1.5

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : CSE_E---1.5
% Problem  : SEU108+1 : TPTP v8.1.2. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -jar /export/starexec/sandbox2/solver/bin/mcs_scs.jar %d %s

% Computer : n005.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 16:22:28 EDT 2023

% Result   : Theorem 2.35s 2.43s
% Output   : CNFRefutation 2.35s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :   48
% Syntax   : Number of formulae    :   98 (  24 unt;  35 typ;   0 def)
%            Number of atoms       :  142 (  16 equ)
%            Maximal formula atoms :   15 (   2 avg)
%            Number of connectives :  135 (  56   ~;  56   |;  13   &)
%                                         (   1 <=>;   9  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   4 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   38 (  29   >;   9   *;   0   +;   0  <<)
%            Number of predicates  :   18 (  16 usr;   1 prp; 0-2 aty)
%            Number of functors    :   19 (  19 usr;   6 con; 0-3 aty)
%            Number of variables   :  104 (   8 sgn;  54   !;   2   ?;   0   :)

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

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

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

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

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

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

tff(decl_28,type,
    powerset: $i > $i ).

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

tff(decl_30,type,
    set_union2: ( $i * $i ) > $i ).

tff(decl_31,type,
    subset_union2: ( $i * $i * $i ) > $i ).

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

tff(decl_33,type,
    set_difference: ( $i * $i ) > $i ).

tff(decl_34,type,
    empty_set: $i ).

tff(decl_35,type,
    cap_closed: $i > $o ).

tff(decl_36,type,
    relation: $i > $o ).

tff(decl_37,type,
    function: $i > $o ).

tff(decl_38,type,
    one_to_one: $i > $o ).

tff(decl_39,type,
    epsilon_transitive: $i > $o ).

tff(decl_40,type,
    epsilon_connected: $i > $o ).

tff(decl_41,type,
    ordinal: $i > $o ).

tff(decl_42,type,
    natural: $i > $o ).

tff(decl_43,type,
    subset: ( $i * $i ) > $o ).

tff(decl_44,type,
    esk1_1: $i > $i ).

tff(decl_45,type,
    esk2_0: $i ).

tff(decl_46,type,
    esk3_0: $i ).

tff(decl_47,type,
    esk4_1: $i > $i ).

tff(decl_48,type,
    esk5_0: $i ).

tff(decl_49,type,
    esk6_1: $i > $i ).

tff(decl_50,type,
    esk7_1: $i > $i ).

tff(decl_51,type,
    esk8_0: $i ).

tff(decl_52,type,
    esk9_1: $i > $i ).

tff(decl_53,type,
    esk10_1: $i > $i ).

tff(decl_54,type,
    esk11_1: $i > $i ).

tff(decl_55,type,
    esk12_1: $i > $i ).

tff(decl_56,type,
    esk13_0: $i ).

fof(t6_boole,axiom,
    ! [X1] :
      ( empty(X1)
     => X1 = empty_set ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t6_boole) ).

fof(rc1_xboole_0,axiom,
    ? [X1] : empty(X1),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc1_xboole_0) ).

fof(fc1_subset_1,axiom,
    ! [X1] : ~ empty(powerset(X1)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc1_subset_1) ).

fof(t2_subset,axiom,
    ! [X1,X2] :
      ( element(X1,X2)
     => ( empty(X2)
        | in(X1,X2) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t2_subset) ).

fof(rc2_subset_1,axiom,
    ! [X1] :
    ? [X2] :
      ( element(X2,powerset(X1))
      & empty(X2) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rc2_subset_1) ).

fof(t1_subset,axiom,
    ! [X1,X2] :
      ( in(X1,X2)
     => element(X1,X2) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t1_subset) ).

fof(dt_k4_subset_1,axiom,
    ! [X1,X2,X3] :
      ( ( element(X2,powerset(X1))
        & element(X3,powerset(X1)) )
     => element(subset_union2(X1,X2,X3),powerset(X1)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k4_subset_1) ).

fof(idempotence_k4_subset_1,axiom,
    ! [X1,X2,X3] :
      ( ( element(X2,powerset(X1))
        & element(X3,powerset(X1)) )
     => subset_union2(X1,X2,X2) = X2 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',idempotence_k4_subset_1) ).

fof(t20_finsub_1,conjecture,
    ! [X1] : preboolean(powerset(X1)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t20_finsub_1) ).

fof(t10_finsub_1,axiom,
    ! [X1] :
      ( preboolean(X1)
    <=> ! [X2,X3] :
          ( ( in(X2,X1)
            & in(X3,X1) )
         => ( in(set_union2(X2,X3),X1)
            & in(set_difference(X2,X3),X1) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t10_finsub_1) ).

fof(dt_k6_subset_1,axiom,
    ! [X1,X2,X3] :
      ( ( element(X2,powerset(X1))
        & element(X3,powerset(X1)) )
     => element(subset_difference(X1,X2,X3),powerset(X1)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k6_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/sandbox2/benchmark/theBenchmark.p',redefinition_k6_subset_1) ).

fof(redefinition_k4_subset_1,axiom,
    ! [X1,X2,X3] :
      ( ( element(X2,powerset(X1))
        & element(X3,powerset(X1)) )
     => subset_union2(X1,X2,X3) = set_union2(X2,X3) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',redefinition_k4_subset_1) ).

fof(c_0_13,plain,
    ! [X80] :
      ( ~ empty(X80)
      | X80 = empty_set ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t6_boole])]) ).

fof(c_0_14,plain,
    empty(esk5_0),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[rc1_xboole_0])]) ).

fof(c_0_15,plain,
    ! [X1] : ~ empty(powerset(X1)),
    inference(fof_simplification,[status(thm)],[fc1_subset_1]) ).

cnf(c_0_16,plain,
    ( X1 = empty_set
    | ~ empty(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_13]) ).

cnf(c_0_17,plain,
    empty(esk5_0),
    inference(split_conjunct,[status(thm)],[c_0_14]) ).

fof(c_0_18,plain,
    ! [X68,X69] :
      ( ~ element(X68,X69)
      | empty(X69)
      | in(X68,X69) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t2_subset])]) ).

fof(c_0_19,plain,
    ! [X44] :
      ( element(esk7_1(X44),powerset(X44))
      & empty(esk7_1(X44)) ),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[rc2_subset_1])]) ).

fof(c_0_20,plain,
    ! [X26] : ~ empty(powerset(X26)),
    inference(variable_rename,[status(thm)],[c_0_15]) ).

cnf(c_0_21,plain,
    empty_set = esk5_0,
    inference(spm,[status(thm)],[c_0_16,c_0_17]) ).

cnf(c_0_22,plain,
    ( empty(X2)
    | in(X1,X2)
    | ~ element(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_18]) ).

cnf(c_0_23,plain,
    element(esk7_1(X1),powerset(X1)),
    inference(split_conjunct,[status(thm)],[c_0_19]) ).

cnf(c_0_24,plain,
    ~ empty(powerset(X1)),
    inference(split_conjunct,[status(thm)],[c_0_20]) ).

cnf(c_0_25,plain,
    ( X1 = esk5_0
    | ~ empty(X1) ),
    inference(rw,[status(thm)],[c_0_16,c_0_21]) ).

cnf(c_0_26,plain,
    empty(esk7_1(X1)),
    inference(split_conjunct,[status(thm)],[c_0_19]) ).

fof(c_0_27,plain,
    ! [X65,X66] :
      ( ~ in(X65,X66)
      | element(X65,X66) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t1_subset])]) ).

cnf(c_0_28,plain,
    in(esk7_1(X1),powerset(X1)),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_22,c_0_23]),c_0_24]) ).

cnf(c_0_29,plain,
    esk7_1(X1) = esk5_0,
    inference(spm,[status(thm)],[c_0_25,c_0_26]) ).

cnf(c_0_30,plain,
    ( element(X1,X2)
    | ~ in(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_27]) ).

cnf(c_0_31,plain,
    in(esk5_0,powerset(X1)),
    inference(spm,[status(thm)],[c_0_28,c_0_29]) ).

fof(c_0_32,plain,
    ! [X16,X17,X18] :
      ( ~ element(X17,powerset(X16))
      | ~ element(X18,powerset(X16))
      | element(subset_union2(X16,X17,X18),powerset(X16)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[dt_k4_subset_1])]) ).

fof(c_0_33,plain,
    ! [X34,X35,X36] :
      ( ~ element(X35,powerset(X34))
      | ~ element(X36,powerset(X34))
      | subset_union2(X34,X35,X35) = X35 ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[idempotence_k4_subset_1])]) ).

cnf(c_0_34,plain,
    element(esk5_0,powerset(X1)),
    inference(spm,[status(thm)],[c_0_30,c_0_31]) ).

cnf(c_0_35,plain,
    ( element(subset_union2(X2,X1,X3),powerset(X2))
    | ~ element(X1,powerset(X2))
    | ~ element(X3,powerset(X2)) ),
    inference(split_conjunct,[status(thm)],[c_0_32]) ).

cnf(c_0_36,plain,
    ( subset_union2(X2,X1,X1) = X1
    | ~ element(X1,powerset(X2))
    | ~ element(X3,powerset(X2)) ),
    inference(split_conjunct,[status(thm)],[c_0_33]) ).

cnf(c_0_37,plain,
    element(esk7_1(X1),powerset(X2)),
    inference(spm,[status(thm)],[c_0_34,c_0_29]) ).

fof(c_0_38,negated_conjecture,
    ~ ! [X1] : preboolean(powerset(X1)),
    inference(assume_negation,[status(cth)],[t20_finsub_1]) ).

fof(c_0_39,plain,
    ! [X58,X59,X60,X61] :
      ( ( in(set_union2(X59,X60),X58)
        | ~ in(X59,X58)
        | ~ in(X60,X58)
        | ~ preboolean(X58) )
      & ( in(set_difference(X59,X60),X58)
        | ~ in(X59,X58)
        | ~ in(X60,X58)
        | ~ preboolean(X58) )
      & ( in(esk11_1(X61),X61)
        | preboolean(X61) )
      & ( in(esk12_1(X61),X61)
        | preboolean(X61) )
      & ( ~ in(set_union2(esk11_1(X61),esk12_1(X61)),X61)
        | ~ in(set_difference(esk11_1(X61),esk12_1(X61)),X61)
        | preboolean(X61) ) ),
    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)],[t10_finsub_1])])])])])]) ).

cnf(c_0_40,plain,
    ( in(subset_union2(X1,X2,X3),powerset(X1))
    | ~ element(X3,powerset(X1))
    | ~ element(X2,powerset(X1)) ),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_22,c_0_35]),c_0_24]) ).

cnf(c_0_41,plain,
    ( subset_union2(X1,X2,X2) = X2
    | ~ element(X2,powerset(X1)) ),
    inference(spm,[status(thm)],[c_0_36,c_0_37]) ).

fof(c_0_42,plain,
    ! [X19,X20,X21] :
      ( ~ element(X20,powerset(X19))
      | ~ element(X21,powerset(X19))
      | element(subset_difference(X19,X20,X21),powerset(X19)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[dt_k6_subset_1])]) ).

fof(c_0_43,plain,
    ! [X54,X55,X56] :
      ( ~ element(X55,powerset(X54))
      | ~ element(X56,powerset(X54))
      | subset_difference(X54,X55,X56) = set_difference(X55,X56) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[redefinition_k6_subset_1])]) ).

fof(c_0_44,plain,
    ! [X51,X52,X53] :
      ( ~ element(X52,powerset(X51))
      | ~ element(X53,powerset(X51))
      | subset_union2(X51,X52,X53) = set_union2(X52,X53) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[redefinition_k4_subset_1])]) ).

fof(c_0_45,negated_conjecture,
    ~ preboolean(powerset(esk13_0)),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_38])])]) ).

cnf(c_0_46,plain,
    ( preboolean(X1)
    | ~ in(set_union2(esk11_1(X1),esk12_1(X1)),X1)
    | ~ in(set_difference(esk11_1(X1),esk12_1(X1)),X1) ),
    inference(split_conjunct,[status(thm)],[c_0_39]) ).

cnf(c_0_47,plain,
    ( in(X1,powerset(X2))
    | ~ element(X1,powerset(X2)) ),
    inference(spm,[status(thm)],[c_0_40,c_0_41]) ).

cnf(c_0_48,plain,
    ( element(subset_difference(X2,X1,X3),powerset(X2))
    | ~ element(X1,powerset(X2))
    | ~ element(X3,powerset(X2)) ),
    inference(split_conjunct,[status(thm)],[c_0_42]) ).

cnf(c_0_49,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_43]) ).

cnf(c_0_50,plain,
    ( subset_union2(X2,X1,X3) = set_union2(X1,X3)
    | ~ element(X1,powerset(X2))
    | ~ element(X3,powerset(X2)) ),
    inference(split_conjunct,[status(thm)],[c_0_44]) ).

cnf(c_0_51,negated_conjecture,
    ~ preboolean(powerset(esk13_0)),
    inference(split_conjunct,[status(thm)],[c_0_45]) ).

cnf(c_0_52,plain,
    ( in(esk12_1(X1),X1)
    | preboolean(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_39]) ).

cnf(c_0_53,plain,
    ( in(esk11_1(X1),X1)
    | preboolean(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_39]) ).

cnf(c_0_54,plain,
    ( preboolean(powerset(X1))
    | ~ element(set_difference(esk11_1(powerset(X1)),esk12_1(powerset(X1))),powerset(X1))
    | ~ in(set_union2(esk11_1(powerset(X1)),esk12_1(powerset(X1))),powerset(X1)) ),
    inference(spm,[status(thm)],[c_0_46,c_0_47]) ).

cnf(c_0_55,plain,
    ( element(set_difference(X1,X2),powerset(X3))
    | ~ element(X2,powerset(X3))
    | ~ element(X1,powerset(X3)) ),
    inference(spm,[status(thm)],[c_0_48,c_0_49]) ).

cnf(c_0_56,plain,
    ( in(set_union2(X1,X2),powerset(X3))
    | ~ element(X2,powerset(X3))
    | ~ element(X1,powerset(X3)) ),
    inference(spm,[status(thm)],[c_0_40,c_0_50]) ).

cnf(c_0_57,negated_conjecture,
    in(esk12_1(powerset(esk13_0)),powerset(esk13_0)),
    inference(spm,[status(thm)],[c_0_51,c_0_52]) ).

cnf(c_0_58,negated_conjecture,
    in(esk11_1(powerset(esk13_0)),powerset(esk13_0)),
    inference(spm,[status(thm)],[c_0_51,c_0_53]) ).

cnf(c_0_59,plain,
    ( preboolean(powerset(X1))
    | ~ element(esk12_1(powerset(X1)),powerset(X1))
    | ~ element(esk11_1(powerset(X1)),powerset(X1)) ),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_54,c_0_55]),c_0_56]) ).

cnf(c_0_60,negated_conjecture,
    element(esk12_1(powerset(esk13_0)),powerset(esk13_0)),
    inference(spm,[status(thm)],[c_0_30,c_0_57]) ).

cnf(c_0_61,negated_conjecture,
    element(esk11_1(powerset(esk13_0)),powerset(esk13_0)),
    inference(spm,[status(thm)],[c_0_30,c_0_58]) ).

cnf(c_0_62,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_51,c_0_59]),c_0_60]),c_0_61])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem    : SEU108+1 : TPTP v8.1.2. Released v3.2.0.
% 0.00/0.14  % Command    : java -jar /export/starexec/sandbox2/solver/bin/mcs_scs.jar %d %s
% 0.14/0.36  % Computer : n005.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit   : 300
% 0.14/0.36  % WCLimit    : 300
% 0.14/0.36  % DateTime   : Wed Aug 23 15:22:24 EDT 2023
% 0.14/0.36  % CPUTime  : 
% 0.22/0.59  start to proof: theBenchmark
% 2.35/2.43  % Version  : CSE_E---1.5
% 2.35/2.43  % Problem  : theBenchmark.p
% 2.35/2.43  % Proof found
% 2.35/2.43  % SZS status Theorem for theBenchmark.p
% 2.35/2.43  % SZS output start Proof
% See solution above
% 2.35/2.44  % Total time : 1.831000 s
% 2.35/2.44  % SZS output end Proof
% 2.35/2.44  % Total time : 1.834000 s
%------------------------------------------------------------------------------