TSTP Solution File: SET662+3 by CSE_E---1.5

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : CSE_E---1.5
% Problem  : SET662+3 : TPTP v8.1.2. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -jar /export/starexec/sandbox/solver/bin/mcs_scs.jar %d %s

% Computer : n003.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 14:35:06 EDT 2023

% Result   : Theorem 0.20s 0.60s
% Output   : CNFRefutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :   33
% Syntax   : Number of formulae    :   63 (   8 unt;  25 typ;   0 def)
%            Number of atoms       :  146 (   0 equ)
%            Maximal formula atoms :   18 (   3 avg)
%            Number of connectives :  180 (  72   ~;  65   |;  13   &)
%                                         (   6 <=>;  24  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   33 (  21   >;  12   *;   0   +;   0  <<)
%            Number of predicates  :    7 (   6 usr;   1 prp; 0-2 aty)
%            Number of functors    :   19 (  19 usr;   4 con; 0-2 aty)
%            Number of variables   :   67 (   4 sgn;  39   !;   0   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
tff(decl_22,type,
    set_type: $i ).

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

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

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

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

tff(decl_27,type,
    subset_type: $i > $i ).

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

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

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

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

tff(decl_32,type,
    power_set: $i > $i ).

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

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

tff(decl_35,type,
    ordered_pair: ( $i * $i ) > $i ).

tff(decl_36,type,
    esk1_2: ( $i * $i ) > $i ).

tff(decl_37,type,
    esk2_1: $i > $i ).

tff(decl_38,type,
    esk3_2: ( $i * $i ) > $i ).

tff(decl_39,type,
    esk4_1: $i > $i ).

tff(decl_40,type,
    esk5_2: ( $i * $i ) > $i ).

tff(decl_41,type,
    esk6_1: $i > $i ).

tff(decl_42,type,
    esk7_2: ( $i * $i ) > $i ).

tff(decl_43,type,
    esk8_2: ( $i * $i ) > $i ).

tff(decl_44,type,
    esk9_1: $i > $i ).

tff(decl_45,type,
    esk10_0: $i ).

tff(decl_46,type,
    esk11_0: $i ).

fof(p11,axiom,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ( empty(X1)
      <=> ! [X2] :
            ( ilf_type(X2,set_type)
           => ~ member(X2,X1) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p11) ).

fof(p14,axiom,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ! [X2] :
          ( ( ~ empty(X2)
            & ilf_type(X2,set_type) )
         => ( ilf_type(X1,member_type(X2))
          <=> member(X1,X2) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p14) ).

fof(p20,axiom,
    ! [X1] : ilf_type(X1,set_type),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p20) ).

fof(p4,axiom,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ~ member(X1,empty_set) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p4) ).

fof(prove_relset_1_25,conjecture,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ! [X2] :
          ( ilf_type(X2,set_type)
         => ilf_type(empty_set,relation_type(X1,X2)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_relset_1_25) ).

fof(p2,axiom,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ! [X2] :
          ( ilf_type(X2,set_type)
         => ( ! [X3] :
                ( ilf_type(X3,subset_type(cross_product(X1,X2)))
               => ilf_type(X3,relation_type(X1,X2)) )
            & ! [X4] :
                ( ilf_type(X4,relation_type(X1,X2))
               => ilf_type(X4,subset_type(cross_product(X1,X2))) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p2) ).

fof(p7,axiom,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ! [X2] :
          ( ilf_type(X2,set_type)
         => ( ilf_type(X2,subset_type(X1))
          <=> ilf_type(X2,member_type(power_set(X1))) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p7) ).

fof(p12,axiom,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ! [X2] :
          ( ilf_type(X2,set_type)
         => ( member(X1,power_set(X2))
          <=> ! [X3] :
                ( ilf_type(X3,set_type)
               => ( member(X3,X1)
                 => member(X3,X2) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',p12) ).

fof(c_0_8,plain,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ( empty(X1)
      <=> ! [X2] :
            ( ilf_type(X2,set_type)
           => ~ member(X2,X1) ) ) ),
    inference(fof_simplification,[status(thm)],[p11]) ).

fof(c_0_9,plain,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ! [X2] :
          ( ( ~ empty(X2)
            & ilf_type(X2,set_type) )
         => ( ilf_type(X1,member_type(X2))
          <=> member(X1,X2) ) ) ),
    inference(fof_simplification,[status(thm)],[p14]) ).

fof(c_0_10,plain,
    ! [X26,X27] :
      ( ( ~ empty(X26)
        | ~ ilf_type(X27,set_type)
        | ~ member(X27,X26)
        | ~ ilf_type(X26,set_type) )
      & ( ilf_type(esk4_1(X26),set_type)
        | empty(X26)
        | ~ ilf_type(X26,set_type) )
      & ( member(esk4_1(X26),X26)
        | empty(X26)
        | ~ ilf_type(X26,set_type) ) ),
    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_8])])])])]) ).

fof(c_0_11,plain,
    ! [X51] : ilf_type(X51,set_type),
    inference(variable_rename,[status(thm)],[p20]) ).

fof(c_0_12,plain,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ~ member(X1,empty_set) ),
    inference(fof_simplification,[status(thm)],[p4]) ).

fof(c_0_13,negated_conjecture,
    ~ ! [X1] :
        ( ilf_type(X1,set_type)
       => ! [X2] :
            ( ilf_type(X2,set_type)
           => ilf_type(empty_set,relation_type(X1,X2)) ) ),
    inference(assume_negation,[status(cth)],[prove_relset_1_25]) ).

fof(c_0_14,plain,
    ! [X7,X8,X9,X10] :
      ( ( ~ ilf_type(X9,subset_type(cross_product(X7,X8)))
        | ilf_type(X9,relation_type(X7,X8))
        | ~ ilf_type(X8,set_type)
        | ~ ilf_type(X7,set_type) )
      & ( ~ ilf_type(X10,relation_type(X7,X8))
        | ilf_type(X10,subset_type(cross_product(X7,X8)))
        | ~ ilf_type(X8,set_type)
        | ~ ilf_type(X7,set_type) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[p2])])])]) ).

fof(c_0_15,plain,
    ! [X17,X18] :
      ( ( ~ ilf_type(X18,subset_type(X17))
        | ilf_type(X18,member_type(power_set(X17)))
        | ~ ilf_type(X18,set_type)
        | ~ ilf_type(X17,set_type) )
      & ( ~ ilf_type(X18,member_type(power_set(X17)))
        | ilf_type(X18,subset_type(X17))
        | ~ ilf_type(X18,set_type)
        | ~ ilf_type(X17,set_type) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[p7])])])]) ).

fof(c_0_16,plain,
    ! [X34,X35] :
      ( ( ~ ilf_type(X34,member_type(X35))
        | member(X34,X35)
        | empty(X35)
        | ~ ilf_type(X35,set_type)
        | ~ ilf_type(X34,set_type) )
      & ( ~ member(X34,X35)
        | ilf_type(X34,member_type(X35))
        | empty(X35)
        | ~ ilf_type(X35,set_type)
        | ~ ilf_type(X34,set_type) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_9])])])]) ).

cnf(c_0_17,plain,
    ( ~ empty(X1)
    | ~ ilf_type(X2,set_type)
    | ~ member(X2,X1)
    | ~ ilf_type(X1,set_type) ),
    inference(split_conjunct,[status(thm)],[c_0_10]) ).

cnf(c_0_18,plain,
    ilf_type(X1,set_type),
    inference(split_conjunct,[status(thm)],[c_0_11]) ).

fof(c_0_19,plain,
    ! [X14] :
      ( ~ ilf_type(X14,set_type)
      | ~ member(X14,empty_set) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_12])]) ).

fof(c_0_20,plain,
    ! [X29,X30,X31] :
      ( ( ~ member(X29,power_set(X30))
        | ~ ilf_type(X31,set_type)
        | ~ member(X31,X29)
        | member(X31,X30)
        | ~ ilf_type(X30,set_type)
        | ~ ilf_type(X29,set_type) )
      & ( ilf_type(esk5_2(X29,X30),set_type)
        | member(X29,power_set(X30))
        | ~ ilf_type(X30,set_type)
        | ~ ilf_type(X29,set_type) )
      & ( member(esk5_2(X29,X30),X29)
        | member(X29,power_set(X30))
        | ~ ilf_type(X30,set_type)
        | ~ ilf_type(X29,set_type) )
      & ( ~ member(esk5_2(X29,X30),X30)
        | member(X29,power_set(X30))
        | ~ ilf_type(X30,set_type)
        | ~ ilf_type(X29,set_type) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[p12])])])])]) ).

fof(c_0_21,negated_conjecture,
    ( ilf_type(esk10_0,set_type)
    & ilf_type(esk11_0,set_type)
    & ~ ilf_type(empty_set,relation_type(esk10_0,esk11_0)) ),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_13])])]) ).

cnf(c_0_22,plain,
    ( ilf_type(X1,relation_type(X2,X3))
    | ~ ilf_type(X1,subset_type(cross_product(X2,X3)))
    | ~ ilf_type(X3,set_type)
    | ~ ilf_type(X2,set_type) ),
    inference(split_conjunct,[status(thm)],[c_0_14]) ).

cnf(c_0_23,plain,
    ( ilf_type(X1,subset_type(X2))
    | ~ ilf_type(X1,member_type(power_set(X2)))
    | ~ ilf_type(X1,set_type)
    | ~ ilf_type(X2,set_type) ),
    inference(split_conjunct,[status(thm)],[c_0_15]) ).

cnf(c_0_24,plain,
    ( ilf_type(X1,member_type(X2))
    | empty(X2)
    | ~ member(X1,X2)
    | ~ ilf_type(X2,set_type)
    | ~ ilf_type(X1,set_type) ),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_25,plain,
    ( ~ empty(X1)
    | ~ member(X2,X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_17,c_0_18]),c_0_18])]) ).

cnf(c_0_26,plain,
    ( ~ ilf_type(X1,set_type)
    | ~ member(X1,empty_set) ),
    inference(split_conjunct,[status(thm)],[c_0_19]) ).

cnf(c_0_27,plain,
    ( member(esk5_2(X1,X2),X1)
    | member(X1,power_set(X2))
    | ~ ilf_type(X2,set_type)
    | ~ ilf_type(X1,set_type) ),
    inference(split_conjunct,[status(thm)],[c_0_20]) ).

cnf(c_0_28,negated_conjecture,
    ~ ilf_type(empty_set,relation_type(esk10_0,esk11_0)),
    inference(split_conjunct,[status(thm)],[c_0_21]) ).

cnf(c_0_29,plain,
    ( ilf_type(X1,relation_type(X2,X3))
    | ~ ilf_type(X1,subset_type(cross_product(X2,X3))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_22,c_0_18]),c_0_18])]) ).

cnf(c_0_30,plain,
    ( ilf_type(X1,subset_type(X2))
    | ~ ilf_type(X1,member_type(power_set(X2))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_23,c_0_18]),c_0_18])]) ).

cnf(c_0_31,plain,
    ( ilf_type(X1,member_type(X2))
    | ~ member(X1,X2) ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_24,c_0_18]),c_0_18])]),c_0_25]) ).

cnf(c_0_32,plain,
    ~ member(X1,empty_set),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_26,c_0_18])]) ).

cnf(c_0_33,plain,
    ( member(esk5_2(X1,X2),X1)
    | member(X1,power_set(X2)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_27,c_0_18]),c_0_18])]) ).

cnf(c_0_34,negated_conjecture,
    ~ ilf_type(empty_set,subset_type(cross_product(esk10_0,esk11_0))),
    inference(spm,[status(thm)],[c_0_28,c_0_29]) ).

cnf(c_0_35,plain,
    ( ilf_type(X1,subset_type(X2))
    | ~ member(X1,power_set(X2)) ),
    inference(spm,[status(thm)],[c_0_30,c_0_31]) ).

cnf(c_0_36,plain,
    member(empty_set,power_set(X1)),
    inference(spm,[status(thm)],[c_0_32,c_0_33]) ).

cnf(c_0_37,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_34,c_0_35]),c_0_36])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem    : SET662+3 : TPTP v8.1.2. Released v2.2.0.
% 0.00/0.13  % Command    : java -jar /export/starexec/sandbox/solver/bin/mcs_scs.jar %d %s
% 0.13/0.35  % Computer : n003.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   : Sat Aug 26 10:34:54 EDT 2023
% 0.13/0.35  % CPUTime  : 
% 0.20/0.58  start to proof: theBenchmark
% 0.20/0.60  % Version  : CSE_E---1.5
% 0.20/0.60  % Problem  : theBenchmark.p
% 0.20/0.60  % Proof found
% 0.20/0.60  % SZS status Theorem for theBenchmark.p
% 0.20/0.60  % SZS output start Proof
% See solution above
% 0.20/0.60  % Total time : 0.010000 s
% 0.20/0.60  % SZS output end Proof
% 0.20/0.60  % Total time : 0.013000 s
%------------------------------------------------------------------------------