TSTP Solution File: SET014-4 by CSE_E---1.5

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%------------------------------------------------------------------------------
% File     : CSE_E---1.5
% Problem  : SET014-4 : TPTP v8.1.2. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -jar /export/starexec/sandbox/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 14:32:04 EDT 2023

% Result   : Unsatisfiable 23.29s 23.41s
% Output   : CNFRefutation 23.29s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :   30
% Syntax   : Number of formulae    :   82 (  19 unt;  13 typ;   0 def)
%            Number of atoms       :  137 (  15 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :  119 (  51   ~;  68   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    4 (   3 avg)
%            Maximal term depth    :    5 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   14 (   8   >;   6   *;   0   +;   0  <<)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :   10 (  10 usr;   5 con; 0-2 aty)
%            Number of variables   :  111 (  10 sgn;   0   !;   0   ?;   0   :)

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

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

tff(decl_24,type,
    f1: ( $i * $i ) > $i ).

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

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

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

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

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

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

tff(decl_31,type,
    f17: ( $i * $i ) > $i ).

tff(decl_32,type,
    as: $i ).

tff(decl_33,type,
    cs: $i ).

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

cnf(complement1,axiom,
    ( ~ member(X1,complement(X2))
    | ~ member(X1,X2) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',complement1) ).

cnf(subset2,axiom,
    ( subset(X1,X2)
    | member(f17(X1,X2),X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',subset2) ).

cnf(a2,axiom,
    ( little_set(X1)
    | ~ member(X1,X2) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',a2) ).

cnf(complement2,axiom,
    ( member(X1,complement(X2))
    | member(X1,X2)
    | ~ little_set(X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',complement2) ).

cnf(empty_set,axiom,
    ~ member(X1,empty_set),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',empty_set) ).

cnf(universal_set,axiom,
    ( member(X1,universal_set)
    | ~ little_set(X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',universal_set) ).

cnf(extensionality1,axiom,
    ( little_set(f1(X1,X2))
    | X1 = X2 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',extensionality1) ).

cnf(subset1,axiom,
    ( member(X3,X2)
    | ~ subset(X1,X2)
    | ~ member(X3,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',subset1) ).

cnf(extensionality3,axiom,
    ( X1 = X2
    | ~ member(f1(X1,X2),X1)
    | ~ member(f1(X1,X2),X2) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',extensionality3) ).

cnf(subset3,axiom,
    ( subset(X1,X2)
    | ~ member(f17(X1,X2),X2) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',subset3) ).

cnf(intersection3,axiom,
    ( member(X1,intersection(X2,X3))
    | ~ member(X1,X2)
    | ~ member(X1,X3) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',intersection3) ).

cnf(a_subset_of_c,hypothesis,
    subset(as,cs),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',a_subset_of_c) ).

cnf(intersection1,axiom,
    ( member(X1,X2)
    | ~ member(X1,intersection(X2,X3)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',intersection1) ).

cnf(extensionality2,axiom,
    ( member(f1(X1,X2),X1)
    | member(f1(X1,X2),X2)
    | X1 = X2 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',extensionality2) ).

cnf(b_subset_of_c,hypothesis,
    subset(bs,cs),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',b_subset_of_c) ).

cnf(prove_a_union_b_subset_of_c,negated_conjecture,
    ~ subset(union(as,bs),cs),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_a_union_b_subset_of_c) ).

cnf(union,axiom,
    union(X1,X2) = complement(intersection(complement(X1),complement(X2))),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',union) ).

cnf(c_0_17,axiom,
    ( ~ member(X1,complement(X2))
    | ~ member(X1,X2) ),
    complement1 ).

cnf(c_0_18,axiom,
    ( subset(X1,X2)
    | member(f17(X1,X2),X1) ),
    subset2 ).

cnf(c_0_19,axiom,
    ( little_set(X1)
    | ~ member(X1,X2) ),
    a2 ).

cnf(c_0_20,plain,
    ( subset(complement(X1),X2)
    | ~ member(f17(complement(X1),X2),X1) ),
    inference(spm,[status(thm)],[c_0_17,c_0_18]) ).

cnf(c_0_21,axiom,
    ( member(X1,complement(X2))
    | member(X1,X2)
    | ~ little_set(X1) ),
    complement2 ).

cnf(c_0_22,plain,
    ( subset(X1,X2)
    | little_set(f17(X1,X2)) ),
    inference(spm,[status(thm)],[c_0_19,c_0_18]) ).

cnf(c_0_23,axiom,
    ~ member(X1,empty_set),
    empty_set ).

cnf(c_0_24,plain,
    ( subset(complement(complement(X1)),X2)
    | member(f17(complement(complement(X1)),X2),X1) ),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_20,c_0_21]),c_0_22]) ).

cnf(c_0_25,axiom,
    ( member(X1,universal_set)
    | ~ little_set(X1) ),
    universal_set ).

cnf(c_0_26,axiom,
    ( little_set(f1(X1,X2))
    | X1 = X2 ),
    extensionality1 ).

cnf(c_0_27,axiom,
    ( member(X3,X2)
    | ~ subset(X1,X2)
    | ~ member(X3,X1) ),
    subset1 ).

cnf(c_0_28,plain,
    subset(complement(complement(empty_set)),X1),
    inference(spm,[status(thm)],[c_0_23,c_0_24]) ).

cnf(c_0_29,axiom,
    ( X1 = X2
    | ~ member(f1(X1,X2),X1)
    | ~ member(f1(X1,X2),X2) ),
    extensionality3 ).

cnf(c_0_30,plain,
    ( X1 = X2
    | member(f1(X1,X2),universal_set) ),
    inference(spm,[status(thm)],[c_0_25,c_0_26]) ).

cnf(c_0_31,plain,
    ( member(X1,X2)
    | ~ member(X1,complement(complement(empty_set))) ),
    inference(spm,[status(thm)],[c_0_27,c_0_28]) ).

cnf(c_0_32,axiom,
    ( subset(X1,X2)
    | ~ member(f17(X1,X2),X2) ),
    subset3 ).

cnf(c_0_33,plain,
    ( X1 = universal_set
    | ~ member(f1(X1,universal_set),X1) ),
    inference(spm,[status(thm)],[c_0_29,c_0_30]) ).

cnf(c_0_34,plain,
    ( member(X1,complement(empty_set))
    | ~ little_set(X1) ),
    inference(condense,[status(thm)],[inference(spm,[status(thm)],[c_0_31,c_0_21])]) ).

cnf(c_0_35,plain,
    ( subset(X1,complement(X2))
    | member(f17(X1,complement(X2)),X2)
    | ~ little_set(f17(X1,complement(X2))) ),
    inference(spm,[status(thm)],[c_0_32,c_0_21]) ).

cnf(c_0_36,plain,
    complement(empty_set) = universal_set,
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_33,c_0_34]),c_0_26]) ).

cnf(c_0_37,plain,
    subset(X1,universal_set),
    inference(csr,[status(thm)],[inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_35,c_0_36]),c_0_23]),c_0_22]) ).

cnf(c_0_38,axiom,
    ( member(X1,intersection(X2,X3))
    | ~ member(X1,X2)
    | ~ member(X1,X3) ),
    intersection3 ).

cnf(c_0_39,plain,
    ( member(X1,universal_set)
    | ~ member(X1,X2) ),
    inference(spm,[status(thm)],[c_0_27,c_0_37]) ).

cnf(c_0_40,hypothesis,
    subset(as,cs),
    a_subset_of_c ).

cnf(c_0_41,plain,
    ( subset(X1,intersection(X2,X3))
    | ~ member(f17(X1,intersection(X2,X3)),X3)
    | ~ member(f17(X1,intersection(X2,X3)),X2) ),
    inference(spm,[status(thm)],[c_0_32,c_0_38]) ).

cnf(c_0_42,plain,
    ( subset(X1,X2)
    | member(f17(X1,X2),universal_set) ),
    inference(spm,[status(thm)],[c_0_39,c_0_18]) ).

cnf(c_0_43,hypothesis,
    ( member(X1,cs)
    | ~ member(X1,as) ),
    inference(spm,[status(thm)],[c_0_27,c_0_40]) ).

cnf(c_0_44,plain,
    ( subset(X1,intersection(X2,universal_set))
    | ~ member(f17(X1,intersection(X2,universal_set)),X2) ),
    inference(spm,[status(thm)],[c_0_41,c_0_42]) ).

cnf(c_0_45,hypothesis,
    ( subset(as,X1)
    | member(f17(as,X1),cs) ),
    inference(spm,[status(thm)],[c_0_43,c_0_18]) ).

cnf(c_0_46,plain,
    subset(X1,intersection(X1,universal_set)),
    inference(spm,[status(thm)],[c_0_44,c_0_18]) ).

cnf(c_0_47,axiom,
    ( member(X1,X2)
    | ~ member(X1,intersection(X2,X3)) ),
    intersection1 ).

cnf(c_0_48,axiom,
    ( member(f1(X1,X2),X1)
    | member(f1(X1,X2),X2)
    | X1 = X2 ),
    extensionality2 ).

cnf(c_0_49,hypothesis,
    subset(as,intersection(cs,universal_set)),
    inference(spm,[status(thm)],[c_0_44,c_0_45]) ).

cnf(c_0_50,plain,
    ( member(X1,intersection(X2,universal_set))
    | ~ member(X1,X2) ),
    inference(spm,[status(thm)],[c_0_27,c_0_46]) ).

cnf(c_0_51,plain,
    ( X1 = intersection(X2,X3)
    | member(f1(X1,intersection(X2,X3)),X1)
    | member(f1(X1,intersection(X2,X3)),X2) ),
    inference(spm,[status(thm)],[c_0_47,c_0_48]) ).

cnf(c_0_52,plain,
    ( subset(complement(intersection(X1,X2)),X3)
    | ~ member(f17(complement(intersection(X1,X2)),X3),X2)
    | ~ member(f17(complement(intersection(X1,X2)),X3),X1) ),
    inference(spm,[status(thm)],[c_0_20,c_0_38]) ).

cnf(c_0_53,hypothesis,
    ( member(X1,intersection(cs,universal_set))
    | ~ member(X1,as) ),
    inference(spm,[status(thm)],[c_0_27,c_0_49]) ).

cnf(c_0_54,plain,
    ( X1 = intersection(X2,universal_set)
    | ~ member(f1(X1,intersection(X2,universal_set)),X1)
    | ~ member(f1(X1,intersection(X2,universal_set)),X2) ),
    inference(spm,[status(thm)],[c_0_29,c_0_50]) ).

cnf(c_0_55,plain,
    ( intersection(X1,X2) = X1
    | member(f1(X1,intersection(X1,X2)),X1) ),
    inference(ef,[status(thm)],[c_0_51]) ).

cnf(c_0_56,hypothesis,
    subset(bs,cs),
    b_subset_of_c ).

cnf(c_0_57,plain,
    ( subset(complement(intersection(X1,complement(X2))),X3)
    | member(f17(complement(intersection(X1,complement(X2))),X3),X2)
    | ~ member(f17(complement(intersection(X1,complement(X2))),X3),X1) ),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_52,c_0_21]),c_0_19]) ).

cnf(c_0_58,hypothesis,
    ( subset(X1,intersection(intersection(cs,universal_set),universal_set))
    | ~ member(f17(X1,intersection(intersection(cs,universal_set),universal_set)),as) ),
    inference(spm,[status(thm)],[c_0_44,c_0_53]) ).

cnf(c_0_59,plain,
    intersection(X1,universal_set) = X1,
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_54,c_0_55]),c_0_55]) ).

cnf(c_0_60,hypothesis,
    ( member(X1,cs)
    | ~ member(X1,bs) ),
    inference(spm,[status(thm)],[c_0_27,c_0_56]) ).

cnf(c_0_61,plain,
    ( subset(complement(intersection(complement(X1),complement(X2))),X3)
    | member(f17(complement(intersection(complement(X1),complement(X2))),X3),X1)
    | member(f17(complement(intersection(complement(X1),complement(X2))),X3),X2) ),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_57,c_0_21]),c_0_22]) ).

cnf(c_0_62,negated_conjecture,
    ~ subset(union(as,bs),cs),
    prove_a_union_b_subset_of_c ).

cnf(c_0_63,axiom,
    union(X1,X2) = complement(intersection(complement(X1),complement(X2))),
    union ).

cnf(c_0_64,hypothesis,
    ( subset(X1,cs)
    | ~ member(f17(X1,cs),as) ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_58,c_0_59]),c_0_59]),c_0_59]),c_0_59]) ).

cnf(c_0_65,hypothesis,
    ( subset(complement(intersection(complement(X1),complement(bs))),X2)
    | member(f17(complement(intersection(complement(X1),complement(bs))),X2),cs)
    | member(f17(complement(intersection(complement(X1),complement(bs))),X2),X1) ),
    inference(spm,[status(thm)],[c_0_60,c_0_61]) ).

cnf(c_0_66,negated_conjecture,
    ~ subset(complement(intersection(complement(as),complement(bs))),cs),
    inference(rw,[status(thm)],[c_0_62,c_0_63]) ).

cnf(c_0_67,hypothesis,
    member(f17(complement(intersection(complement(as),complement(bs))),cs),cs),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_64,c_0_65]),c_0_66]) ).

cnf(c_0_68,hypothesis,
    $false,
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_32,c_0_67]),c_0_66]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem    : SET014-4 : TPTP v8.1.2. Bugfixed v1.2.1.
% 0.00/0.12  % Command    : java -jar /export/starexec/sandbox/solver/bin/mcs_scs.jar %d %s
% 0.11/0.31  % Computer : n032.cluster.edu
% 0.11/0.31  % Model    : x86_64 x86_64
% 0.11/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.31  % Memory   : 8042.1875MB
% 0.11/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.31  % CPULimit   : 300
% 0.11/0.31  % WCLimit    : 300
% 0.11/0.31  % DateTime   : Sat Aug 26 11:14:43 EDT 2023
% 0.11/0.31  % CPUTime  : 
% 0.16/0.49  start to proof: theBenchmark
% 23.29/23.41  % Version  : CSE_E---1.5
% 23.29/23.41  % Problem  : theBenchmark.p
% 23.29/23.41  % Proof found
% 23.29/23.41  % SZS status Theorem for theBenchmark.p
% 23.29/23.41  % SZS output start Proof
% See solution above
% 23.29/23.42  % Total time : 22.920000 s
% 23.29/23.42  % SZS output end Proof
% 23.29/23.42  % Total time : 22.924000 s
%------------------------------------------------------------------------------