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Proofgold Asset
asset id
250b9aa61f7cfc279deedaedf3f4a46be48208e9b38277f984fdcbd78ed742c7
asset hash
45b0a87d70c5ed7d83fe24a7958adbaf7a4726ab2fd55aba936886ab8e751546
bday / block
34255
tx
22995..
preasset
doc published by
Pr4zB..
Definition
False
False
:=
∀ x0 : ο .
x0
Definition
not
not
:=
λ x0 : ο .
x0
⟶
False
Definition
8b6ad..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 .
∀ x5 : ο .
(
(
x1
=
x2
⟶
∀ x6 : ο .
x6
)
⟶
(
x1
=
x3
⟶
∀ x6 : ο .
x6
)
⟶
(
x2
=
x3
⟶
∀ x6 : ο .
x6
)
⟶
(
x1
=
x4
⟶
∀ x6 : ο .
x6
)
⟶
(
x2
=
x4
⟶
∀ x6 : ο .
x6
)
⟶
(
x3
=
x4
⟶
∀ x6 : ο .
x6
)
⟶
not
(
x0
x1
x2
)
⟶
not
(
x0
x1
x3
)
⟶
not
(
x0
x2
x3
)
⟶
not
(
x0
x1
x4
)
⟶
not
(
x0
x2
x4
)
⟶
not
(
x0
x3
x4
)
⟶
x5
)
⟶
x5
Definition
c5756..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 .
∀ x6 : ο .
(
8b6ad..
x0
x1
x2
x3
x4
⟶
(
x1
=
x5
⟶
∀ x7 : ο .
x7
)
⟶
(
x2
=
x5
⟶
∀ x7 : ο .
x7
)
⟶
(
x3
=
x5
⟶
∀ x7 : ο .
x7
)
⟶
(
x4
=
x5
⟶
∀ x7 : ο .
x7
)
⟶
not
(
x0
x1
x5
)
⟶
not
(
x0
x2
x5
)
⟶
x0
x3
x5
⟶
x0
x4
x5
⟶
x6
)
⟶
x6
Definition
f831d..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 .
∀ x7 : ο .
(
c5756..
x0
x1
x2
x3
x4
x5
⟶
(
x1
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x2
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x3
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x4
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x5
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
x0
x1
x6
⟶
x0
x2
x6
⟶
x0
x3
x6
⟶
x0
x4
x6
⟶
not
(
x0
x5
x6
)
⟶
x7
)
⟶
x7
Definition
18ba2..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 .
∀ x8 : ο .
(
f831d..
x0
x1
x2
x3
x4
x5
x6
⟶
(
x1
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x2
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x3
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x4
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x5
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x6
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
x0
x1
x7
⟶
x0
x2
x7
⟶
x0
x3
x7
⟶
x0
x4
x7
⟶
not
(
x0
x5
x7
)
⟶
not
(
x0
x6
x7
)
⟶
x8
)
⟶
x8
Definition
29a16..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 .
∀ x9 : ο .
(
18ba2..
x0
x1
x2
x3
x4
x5
x6
x7
⟶
(
x1
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x2
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x3
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x4
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x5
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x6
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x7
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
not
(
x0
x1
x8
)
⟶
x0
x2
x8
⟶
not
(
x0
x3
x8
)
⟶
not
(
x0
x4
x8
)
⟶
not
(
x0
x5
x8
)
⟶
not
(
x0
x6
x8
)
⟶
not
(
x0
x7
x8
)
⟶
x9
)
⟶
x9
Definition
62ca1..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 x9 .
∀ x10 : ο .
(
29a16..
x0
x1
x2
x3
x4
x5
x6
x7
x8
⟶
(
x1
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x2
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x3
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x4
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x5
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x6
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x7
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x8
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
not
(
x0
x1
x9
)
⟶
not
(
x0
x2
x9
)
⟶
x0
x3
x9
⟶
x0
x4
x9
⟶
not
(
x0
x5
x9
)
⟶
not
(
x0
x6
x9
)
⟶
not
(
x0
x7
x9
)
⟶
x0
x8
x9
⟶
x10
)
⟶
x10
Known
neq_i_sym
neq_i_sym
:
∀ x0 x1 .
(
x0
=
x1
⟶
∀ x2 : ο .
x2
)
⟶
x1
=
x0
⟶
∀ x2 : ο .
x2
Theorem
b3722..
:
∀ x0 .
∀ x1 :
ι →
ι → ο
.
(
∀ x2 .
x2
∈
x0
⟶
∀ x3 .
x3
∈
x0
⟶
x1
x2
x3
⟶
x1
x3
x2
)
⟶
∀ x2 .
x2
∈
x0
⟶
∀ x3 .
x3
∈
x0
⟶
∀ x4 .
x4
∈
x0
⟶
∀ x5 .
x5
∈
x0
⟶
∀ x6 .
x6
∈
x0
⟶
∀ x7 .
x7
∈
x0
⟶
∀ x8 .
x8
∈
x0
⟶
∀ x9 .
x9
∈
x0
⟶
∀ x10 .
x10
∈
x0
⟶
62ca1..
x1
x2
x3
x4
x5
x6
x7
x8
x9
x10
⟶
62ca1..
x1
x6
x10
x8
x7
x2
x5
x4
x9
x3
(proof)
Param
4402e..
:
ι
→
(
ι
→
ι
→
ο
) →
ο
Param
cf2df..
:
ι
→
(
ι
→
ι
→
ο
) →
ο
Definition
Subq
Subq
:=
λ x0 x1 .
∀ x2 .
x2
∈
x0
⟶
x2
∈
x1
Param
setminus
setminus
:
ι
→
ι
→
ι
Param
Sing
Sing
:
ι
→
ι
Definition
ba720..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 .
∀ x7 : ο .
(
c5756..
x0
x1
x2
x3
x4
x5
⟶
(
x1
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x2
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x3
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x4
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x5
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
x0
x1
x6
⟶
x0
x2
x6
⟶
not
(
x0
x3
x6
)
⟶
x0
x4
x6
⟶
not
(
x0
x5
x6
)
⟶
x7
)
⟶
x7
Definition
28532..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 .
∀ x8 : ο .
(
ba720..
x0
x1
x2
x3
x4
x5
x6
⟶
(
x1
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x2
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x3
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x4
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x5
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x6
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
x0
x1
x7
⟶
x0
x2
x7
⟶
x0
x3
x7
⟶
x0
x4
x7
⟶
not
(
x0
x5
x7
)
⟶
not
(
x0
x6
x7
)
⟶
x8
)
⟶
x8
Definition
db72f..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 .
∀ x9 : ο .
(
28532..
x0
x1
x2
x3
x4
x5
x6
x7
⟶
(
x1
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x2
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x3
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x4
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x5
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x6
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x7
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
x0
x1
x8
⟶
x0
x2
x8
⟶
not
(
x0
x3
x8
)
⟶
not
(
x0
x4
x8
)
⟶
not
(
x0
x5
x8
)
⟶
not
(
x0
x6
x8
)
⟶
not
(
x0
x7
x8
)
⟶
x9
)
⟶
x9
Definition
803e1..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 x9 .
∀ x10 : ο .
(
db72f..
x0
x1
x2
x3
x4
x5
x6
x7
x8
⟶
(
x1
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x2
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x3
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x4
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x5
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x6
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x7
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x8
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
not
(
x0
x1
x9
)
⟶
not
(
x0
x2
x9
)
⟶
x0
x3
x9
⟶
x0
x4
x9
⟶
not
(
x0
x5
x9
)
⟶
not
(
x0
x6
x9
)
⟶
not
(
x0
x7
x9
)
⟶
x0
x8
x9
⟶
x10
)
⟶
x10
Definition
and
and
:=
λ x0 x1 : ο .
∀ x2 : ο .
(
x0
⟶
x1
⟶
x2
)
⟶
x2
Definition
nIn
nIn
:=
λ x0 x1 .
not
(
x0
∈
x1
)
Known
setminusE
setminusE
:
∀ x0 x1 x2 .
x2
∈
setminus
x0
x1
⟶
and
(
x2
∈
x0
)
(
nIn
x2
x1
)
Definition
or
or
:=
λ x0 x1 : ο .
∀ x2 : ο .
(
x0
⟶
x2
)
⟶
(
x1
⟶
x2
)
⟶
x2
Known
xm
xm
:
∀ x0 : ο .
or
x0
(
not
x0
)
Known
FalseE
FalseE
:
False
⟶
∀ x0 : ο .
x0
Known
53a3c..
:
∀ x0 .
∀ x1 :
ι →
ι → ο
.
(
∀ x2 .
x2
∈
x0
⟶
∀ x3 .
x3
∈
x0
⟶
not
(
x1
x2
x3
)
⟶
not
(
x1
x3
x2
)
)
⟶
cf2df..
x0
x1
⟶
∀ x2 .
x2
∈
x0
⟶
∀ x3 .
x3
∈
x0
⟶
∀ x4 .
x4
∈
x0
⟶
∀ x5 .
x5
∈
x0
⟶
∀ x6 .
x6
∈
x0
⟶
(
x2
=
x3
⟶
∀ x7 : ο .
x7
)
⟶
(
x2
=
x4
⟶
∀ x7 : ο .
x7
)
⟶
(
x3
=
x4
⟶
∀ x7 : ο .
x7
)
⟶
(
x2
=
x5
⟶
∀ x7 : ο .
x7
)
⟶
(
x3
=
x5
⟶
∀ x7 : ο .
x7
)
⟶
(
x4
=
x5
⟶
∀ x7 : ο .
x7
)
⟶
(
x2
=
x6
⟶
∀ x7 : ο .
x7
)
⟶
(
x3
=
x6
⟶
∀ x7 : ο .
x7
)
⟶
(
x4
=
x6
⟶
∀ x7 : ο .
x7
)
⟶
(
x5
=
x6
⟶
∀ x7 : ο .
x7
)
⟶
not
(
x1
x2
x3
)
⟶
not
(
x1
x2
x4
)
⟶
not
(
x1
x3
x4
)
⟶
not
(
x1
x2
x5
)
⟶
not
(
x1
x3
x5
)
⟶
not
(
x1
x4
x5
)
⟶
not
(
x1
x2
x6
)
⟶
not
(
x1
x3
x6
)
⟶
not
(
x1
x4
x6
)
⟶
not
(
x1
x5
x6
)
⟶
False
Known
61345..
:
∀ x0 .
∀ x1 :
ι →
ι → ο
.
(
∀ x2 .
x2
∈
x0
⟶
∀ x3 .
x3
∈
x0
⟶
x1
x2
x3
⟶
x1
x3
x2
)
⟶
4402e..
x0
x1
⟶
∀ x2 .
x2
∈
x0
⟶
∀ x3 .
x3
∈
x0
⟶
∀ x4 .
x4
∈
x0
⟶
(
x2
=
x3
⟶
∀ x5 : ο .
x5
)
⟶
(
x2
=
x4
⟶
∀ x5 : ο .
x5
)
⟶
(
x3
=
x4
⟶
∀ x5 : ο .
x5
)
⟶
x1
x2
x3
⟶
x1
x2
x4
⟶
x1
x3
x4
⟶
False
Known
Subq_tra
Subq_tra
:
∀ x0 x1 x2 .
x0
⊆
x1
⟶
x1
⊆
x2
⟶
x0
⊆
x2
Known
setminus_Subq
setminus_Subq
:
∀ x0 x1 .
setminus
x0
x1
⊆
x0
Known
SingI
SingI
:
∀ x0 .
x0
∈
Sing
x0
Theorem
899df..
:
∀ x0 x1 .
∀ x2 :
ι →
ι → ο
.
(
∀ x3 .
x3
∈
x1
⟶
∀ x4 .
x4
∈
x1
⟶
x2
x3
x4
⟶
x2
x4
x3
)
⟶
4402e..
x1
x2
⟶
cf2df..
x1
x2
⟶
∀ x3 .
x3
∈
x1
⟶
x0
⊆
setminus
x1
(
Sing
x3
)
⟶
∀ x4 .
x4
∈
x0
⟶
∀ x5 .
x5
∈
x0
⟶
∀ x6 .
x6
∈
x0
⟶
∀ x7 .
x7
∈
x0
⟶
∀ x8 .
x8
∈
x0
⟶
∀ x9 .
x9
∈
x0
⟶
∀ x10 .
x10
∈
x0
⟶
∀ x11 .
x11
∈
x0
⟶
∀ x12 .
x12
∈
x0
⟶
803e1..
x2
x4
x5
x6
x7
x8
x9
x10
x11
x12
⟶
∀ x13 : ο .
(
x2
x4
x3
⟶
not
(
x2
x5
x3
)
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
not
(
x2
x4
x3
)
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
x2
x4
x3
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
x2
x4
x3
⟶
not
(
x2
x5
x3
)
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
x2
x12
x3
⟶
x13
)
⟶
(
not
(
x2
x4
x3
)
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
x2
x12
x3
⟶
x13
)
⟶
(
x2
x4
x3
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
x2
x12
x3
⟶
x13
)
⟶
x13
(proof)
Definition
2bd9d..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 .
∀ x9 : ο .
(
28532..
x0
x1
x2
x3
x4
x5
x6
x7
⟶
(
x1
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x2
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x3
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x4
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x5
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x6
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x7
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
not
(
x0
x1
x8
)
⟶
x0
x2
x8
⟶
not
(
x0
x3
x8
)
⟶
not
(
x0
x4
x8
)
⟶
not
(
x0
x5
x8
)
⟶
not
(
x0
x6
x8
)
⟶
not
(
x0
x7
x8
)
⟶
x9
)
⟶
x9
Definition
2eb4b..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 x9 .
∀ x10 : ο .
(
2bd9d..
x0
x1
x2
x3
x4
x5
x6
x7
x8
⟶
(
x1
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x2
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x3
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x4
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x5
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x6
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x7
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x8
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
x0
x1
x9
⟶
not
(
x0
x2
x9
)
⟶
x0
x3
x9
⟶
x0
x4
x9
⟶
not
(
x0
x5
x9
)
⟶
not
(
x0
x6
x9
)
⟶
not
(
x0
x7
x9
)
⟶
x0
x8
x9
⟶
x10
)
⟶
x10
Theorem
0686e..
:
∀ x0 x1 .
∀ x2 :
ι →
ι → ο
.
(
∀ x3 .
x3
∈
x1
⟶
∀ x4 .
x4
∈
x1
⟶
x2
x3
x4
⟶
x2
x4
x3
)
⟶
4402e..
x1
x2
⟶
cf2df..
x1
x2
⟶
∀ x3 .
x3
∈
x1
⟶
x0
⊆
setminus
x1
(
Sing
x3
)
⟶
∀ x4 .
x4
∈
x0
⟶
∀ x5 .
x5
∈
x0
⟶
∀ x6 .
x6
∈
x0
⟶
∀ x7 .
x7
∈
x0
⟶
∀ x8 .
x8
∈
x0
⟶
∀ x9 .
x9
∈
x0
⟶
∀ x10 .
x10
∈
x0
⟶
∀ x11 .
x11
∈
x0
⟶
∀ x12 .
x12
∈
x0
⟶
2eb4b..
x2
x4
x5
x6
x7
x8
x9
x10
x11
x12
⟶
∀ x13 : ο .
(
x2
x4
x3
⟶
not
(
x2
x5
x3
)
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
x2
x4
x3
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
not
(
x2
x4
x3
)
⟶
not
(
x2
x5
x3
)
⟶
x2
x6
x3
⟶
not
(
x2
x7
x3
)
⟶
not
(
x2
x8
x3
)
⟶
x2
x9
x3
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
x2
x4
x3
⟶
not
(
x2
x5
x3
)
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
x2
x11
x3
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
not
(
x2
x4
x3
)
⟶
not
(
x2
x5
x3
)
⟶
x2
x6
x3
⟶
not
(
x2
x7
x3
)
⟶
not
(
x2
x8
x3
)
⟶
x2
x9
x3
⟶
not
(
x2
x10
x3
)
⟶
x2
x11
x3
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
x13
(proof)
Definition
2de86..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 .
∀ x7 : ο .
(
c5756..
x0
x1
x2
x3
x4
x5
⟶
(
x1
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x2
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x3
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x4
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x5
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
not
(
x0
x1
x6
)
⟶
x0
x2
x6
⟶
not
(
x0
x3
x6
)
⟶
x0
x4
x6
⟶
not
(
x0
x5
x6
)
⟶
x7
)
⟶
x7
Definition
02f3e..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 .
∀ x8 : ο .
(
2de86..
x0
x1
x2
x3
x4
x5
x6
⟶
(
x1
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x2
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x3
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x4
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x5
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x6
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
x0
x1
x7
⟶
x0
x2
x7
⟶
x0
x3
x7
⟶
x0
x4
x7
⟶
not
(
x0
x5
x7
)
⟶
not
(
x0
x6
x7
)
⟶
x8
)
⟶
x8
Definition
7676b..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 .
∀ x9 : ο .
(
02f3e..
x0
x1
x2
x3
x4
x5
x6
x7
⟶
(
x1
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x2
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x3
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x4
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x5
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x6
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x7
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
x0
x1
x8
⟶
not
(
x0
x2
x8
)
⟶
not
(
x0
x3
x8
)
⟶
not
(
x0
x4
x8
)
⟶
not
(
x0
x5
x8
)
⟶
not
(
x0
x6
x8
)
⟶
not
(
x0
x7
x8
)
⟶
x9
)
⟶
x9
Definition
4d3d7..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 x9 .
∀ x10 : ο .
(
7676b..
x0
x1
x2
x3
x4
x5
x6
x7
x8
⟶
(
x1
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x2
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x3
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x4
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x5
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x6
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x7
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x8
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
not
(
x0
x1
x9
)
⟶
x0
x2
x9
⟶
x0
x3
x9
⟶
x0
x4
x9
⟶
not
(
x0
x5
x9
)
⟶
not
(
x0
x6
x9
)
⟶
not
(
x0
x7
x9
)
⟶
x0
x8
x9
⟶
x10
)
⟶
x10
Theorem
ce25f..
:
∀ x0 x1 .
∀ x2 :
ι →
ι → ο
.
(
∀ x3 .
x3
∈
x1
⟶
∀ x4 .
x4
∈
x1
⟶
x2
x3
x4
⟶
x2
x4
x3
)
⟶
4402e..
x1
x2
⟶
cf2df..
x1
x2
⟶
∀ x3 .
x3
∈
x1
⟶
x0
⊆
setminus
x1
(
Sing
x3
)
⟶
∀ x4 .
x4
∈
x0
⟶
∀ x5 .
x5
∈
x0
⟶
∀ x6 .
x6
∈
x0
⟶
∀ x7 .
x7
∈
x0
⟶
∀ x8 .
x8
∈
x0
⟶
∀ x9 .
x9
∈
x0
⟶
∀ x10 .
x10
∈
x0
⟶
∀ x11 .
x11
∈
x0
⟶
∀ x12 .
x12
∈
x0
⟶
4d3d7..
x2
x4
x5
x6
x7
x8
x9
x10
x11
x12
⟶
∀ x13 : ο .
(
not
(
x2
x4
x3
)
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
x2
x4
x3
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
not
(
x2
x4
x3
)
⟶
not
(
x2
x5
x3
)
⟶
x2
x6
x3
⟶
not
(
x2
x7
x3
)
⟶
not
(
x2
x8
x3
)
⟶
x2
x9
x3
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
x2
x4
x3
⟶
not
(
x2
x5
x3
)
⟶
x2
x6
x3
⟶
not
(
x2
x7
x3
)
⟶
not
(
x2
x8
x3
)
⟶
x2
x9
x3
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
not
(
x2
x4
x3
)
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
x2
x11
x3
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
not
(
x2
x4
x3
)
⟶
not
(
x2
x5
x3
)
⟶
x2
x6
x3
⟶
not
(
x2
x7
x3
)
⟶
not
(
x2
x8
x3
)
⟶
x2
x9
x3
⟶
not
(
x2
x10
x3
)
⟶
x2
x11
x3
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
x13
(proof)
Definition
2b028..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 .
∀ x6 : ο .
(
8b6ad..
x0
x1
x2
x3
x4
⟶
(
x1
=
x5
⟶
∀ x7 : ο .
x7
)
⟶
(
x2
=
x5
⟶
∀ x7 : ο .
x7
)
⟶
(
x3
=
x5
⟶
∀ x7 : ο .
x7
)
⟶
(
x4
=
x5
⟶
∀ x7 : ο .
x7
)
⟶
not
(
x0
x1
x5
)
⟶
x0
x2
x5
⟶
x0
x3
x5
⟶
x0
x4
x5
⟶
x6
)
⟶
x6
Definition
9ab39..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 .
∀ x7 : ο .
(
2b028..
x0
x1
x2
x3
x4
x5
⟶
(
x1
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x2
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x3
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x4
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x5
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
not
(
x0
x1
x6
)
⟶
x0
x2
x6
⟶
x0
x3
x6
⟶
x0
x4
x6
⟶
not
(
x0
x5
x6
)
⟶
x7
)
⟶
x7
Definition
468d8..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 .
∀ x8 : ο .
(
9ab39..
x0
x1
x2
x3
x4
x5
x6
⟶
(
x1
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x2
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x3
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x4
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x5
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x6
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
x0
x1
x7
⟶
not
(
x0
x2
x7
)
⟶
x0
x3
x7
⟶
x0
x4
x7
⟶
not
(
x0
x5
x7
)
⟶
not
(
x0
x6
x7
)
⟶
x8
)
⟶
x8
Definition
c1515..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 .
∀ x9 : ο .
(
468d8..
x0
x1
x2
x3
x4
x5
x6
x7
⟶
(
x1
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x2
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x3
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x4
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x5
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x6
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x7
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
x0
x1
x8
⟶
not
(
x0
x2
x8
)
⟶
not
(
x0
x3
x8
)
⟶
not
(
x0
x4
x8
)
⟶
not
(
x0
x5
x8
)
⟶
not
(
x0
x6
x8
)
⟶
not
(
x0
x7
x8
)
⟶
x9
)
⟶
x9
Definition
1e661..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 x9 .
∀ x10 : ο .
(
c1515..
x0
x1
x2
x3
x4
x5
x6
x7
x8
⟶
(
x1
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x2
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x3
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x4
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x5
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x6
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x7
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x8
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
not
(
x0
x1
x9
)
⟶
not
(
x0
x2
x9
)
⟶
x0
x3
x9
⟶
x0
x4
x9
⟶
not
(
x0
x5
x9
)
⟶
not
(
x0
x6
x9
)
⟶
not
(
x0
x7
x9
)
⟶
x0
x8
x9
⟶
x10
)
⟶
x10
Theorem
bbbc0..
:
∀ x0 x1 .
∀ x2 :
ι →
ι → ο
.
(
∀ x3 .
x3
∈
x1
⟶
∀ x4 .
x4
∈
x1
⟶
x2
x3
x4
⟶
x2
x4
x3
)
⟶
4402e..
x1
x2
⟶
cf2df..
x1
x2
⟶
∀ x3 .
x3
∈
x1
⟶
x0
⊆
setminus
x1
(
Sing
x3
)
⟶
∀ x4 .
x4
∈
x0
⟶
∀ x5 .
x5
∈
x0
⟶
∀ x6 .
x6
∈
x0
⟶
∀ x7 .
x7
∈
x0
⟶
∀ x8 .
x8
∈
x0
⟶
∀ x9 .
x9
∈
x0
⟶
∀ x10 .
x10
∈
x0
⟶
∀ x11 .
x11
∈
x0
⟶
∀ x12 .
x12
∈
x0
⟶
1e661..
x2
x4
x5
x6
x7
x8
x9
x10
x11
x12
⟶
∀ x13 : ο .
(
not
(
x2
x4
x3
)
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
not
(
x2
x8
x3
)
⟶
not
(
x2
x9
x3
)
⟶
x2
x10
x3
⟶
not
(
x2
x11
x3
)
⟶
x2
x12
x3
⟶
x13
)
⟶
x13
(proof)
Definition
1e330..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 .
∀ x7 : ο .
(
2b028..
x0
x1
x2
x3
x4
x5
⟶
(
x1
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x2
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x3
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x4
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x5
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
x0
x1
x6
⟶
x0
x2
x6
⟶
x0
x3
x6
⟶
x0
x4
x6
⟶
not
(
x0
x5
x6
)
⟶
x7
)
⟶
x7
Definition
c8dd3..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 .
∀ x8 : ο .
(
1e330..
x0
x1
x2
x3
x4
x5
x6
⟶
(
x1
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x2
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x3
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x4
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x5
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x6
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
x0
x1
x7
⟶
x0
x2
x7
⟶
x0
x3
x7
⟶
x0
x4
x7
⟶
not
(
x0
x5
x7
)
⟶
not
(
x0
x6
x7
)
⟶
x8
)
⟶
x8
Definition
d5e1e..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 .
∀ x9 : ο .
(
c8dd3..
x0
x1
x2
x3
x4
x5
x6
x7
⟶
(
x1
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x2
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x3
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x4
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x5
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x6
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x7
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
x0
x1
x8
⟶
not
(
x0
x2
x8
)
⟶
not
(
x0
x3
x8
)
⟶
not
(
x0
x4
x8
)
⟶
not
(
x0
x5
x8
)
⟶
not
(
x0
x6
x8
)
⟶
not
(
x0
x7
x8
)
⟶
x9
)
⟶
x9
Definition
df026..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 x9 .
∀ x10 : ο .
(
d5e1e..
x0
x1
x2
x3
x4
x5
x6
x7
x8
⟶
(
x1
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x2
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x3
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x4
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x5
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x6
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x7
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x8
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
not
(
x0
x1
x9
)
⟶
not
(
x0
x2
x9
)
⟶
x0
x3
x9
⟶
x0
x4
x9
⟶
not
(
x0
x5
x9
)
⟶
not
(
x0
x6
x9
)
⟶
not
(
x0
x7
x9
)
⟶
x0
x8
x9
⟶
x10
)
⟶
x10
Theorem
eb420..
:
∀ x0 x1 .
∀ x2 :
ι →
ι → ο
.
(
∀ x3 .
x3
∈
x1
⟶
∀ x4 .
x4
∈
x1
⟶
x2
x3
x4
⟶
x2
x4
x3
)
⟶
4402e..
x1
x2
⟶
cf2df..
x1
x2
⟶
∀ x3 .
x3
∈
x1
⟶
x0
⊆
setminus
x1
(
Sing
x3
)
⟶
∀ x4 .
x4
∈
x0
⟶
∀ x5 .
x5
∈
x0
⟶
∀ x6 .
x6
∈
x0
⟶
∀ x7 .
x7
∈
x0
⟶
∀ x8 .
x8
∈
x0
⟶
∀ x9 .
x9
∈
x0
⟶
∀ x10 .
x10
∈
x0
⟶
∀ x11 .
x11
∈
x0
⟶
∀ x12 .
x12
∈
x0
⟶
df026..
x2
x4
x5
x6
x7
x8
x9
x10
x11
x12
⟶
∀ x13 : ο .
x13
(proof)
Definition
170ba..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 .
∀ x7 : ο .
(
2b028..
x0
x1
x2
x3
x4
x5
⟶
(
x1
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x2
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x3
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x4
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
(
x5
=
x6
⟶
∀ x8 : ο .
x8
)
⟶
x0
x1
x6
⟶
not
(
x0
x2
x6
)
⟶
x0
x3
x6
⟶
x0
x4
x6
⟶
not
(
x0
x5
x6
)
⟶
x7
)
⟶
x7
Definition
58615..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 .
∀ x8 : ο .
(
170ba..
x0
x1
x2
x3
x4
x5
x6
⟶
(
x1
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x2
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x3
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x4
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x5
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x6
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
x0
x1
x7
⟶
x0
x2
x7
⟶
x0
x3
x7
⟶
x0
x4
x7
⟶
not
(
x0
x5
x7
)
⟶
not
(
x0
x6
x7
)
⟶
x8
)
⟶
x8
Definition
afd75..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 .
∀ x9 : ο .
(
58615..
x0
x1
x2
x3
x4
x5
x6
x7
⟶
(
x1
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x2
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x3
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x4
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x5
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x6
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x7
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
x0
x1
x8
⟶
x0
x2
x8
⟶
not
(
x0
x3
x8
)
⟶
not
(
x0
x4
x8
)
⟶
not
(
x0
x5
x8
)
⟶
not
(
x0
x6
x8
)
⟶
not
(
x0
x7
x8
)
⟶
x9
)
⟶
x9
Definition
14fa0..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 x9 .
∀ x10 : ο .
(
afd75..
x0
x1
x2
x3
x4
x5
x6
x7
x8
⟶
(
x1
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x2
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x3
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x4
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x5
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x6
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x7
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x8
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
not
(
x0
x1
x9
)
⟶
not
(
x0
x2
x9
)
⟶
x0
x3
x9
⟶
x0
x4
x9
⟶
not
(
x0
x5
x9
)
⟶
not
(
x0
x6
x9
)
⟶
not
(
x0
x7
x9
)
⟶
x0
x8
x9
⟶
x10
)
⟶
x10
Theorem
a0162..
:
∀ x0 x1 .
∀ x2 :
ι →
ι → ο
.
(
∀ x3 .
x3
∈
x1
⟶
∀ x4 .
x4
∈
x1
⟶
x2
x3
x4
⟶
x2
x4
x3
)
⟶
4402e..
x1
x2
⟶
cf2df..
x1
x2
⟶
∀ x3 .
x3
∈
x1
⟶
x0
⊆
setminus
x1
(
Sing
x3
)
⟶
∀ x4 .
x4
∈
x0
⟶
∀ x5 .
x5
∈
x0
⟶
∀ x6 .
x6
∈
x0
⟶
∀ x7 .
x7
∈
x0
⟶
∀ x8 .
x8
∈
x0
⟶
∀ x9 .
x9
∈
x0
⟶
∀ x10 .
x10
∈
x0
⟶
∀ x11 .
x11
∈
x0
⟶
∀ x12 .
x12
∈
x0
⟶
14fa0..
x2
x4
x5
x6
x7
x8
x9
x10
x11
x12
⟶
∀ x13 : ο .
(
x2
x4
x3
⟶
not
(
x2
x5
x3
)
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
not
(
x2
x4
x3
)
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
not
(
x2
x8
x3
)
⟶
x2
x9
x3
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
x2
x4
x3
⟶
not
(
x2
x5
x3
)
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
x2
x12
x3
⟶
x13
)
⟶
(
not
(
x2
x4
x3
)
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
not
(
x2
x8
x3
)
⟶
x2
x9
x3
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
x2
x12
x3
⟶
x13
)
⟶
x13
(proof)
Definition
10481..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 .
∀ x9 : ο .
(
58615..
x0
x1
x2
x3
x4
x5
x6
x7
⟶
(
x1
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x2
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x3
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x4
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x5
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x6
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x7
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
not
(
x0
x1
x8
)
⟶
x0
x2
x8
⟶
not
(
x0
x3
x8
)
⟶
not
(
x0
x4
x8
)
⟶
not
(
x0
x5
x8
)
⟶
not
(
x0
x6
x8
)
⟶
not
(
x0
x7
x8
)
⟶
x9
)
⟶
x9
Definition
ef237..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 x9 .
∀ x10 : ο .
(
10481..
x0
x1
x2
x3
x4
x5
x6
x7
x8
⟶
(
x1
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x2
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x3
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x4
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x5
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x6
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x7
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x8
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
x0
x1
x9
⟶
not
(
x0
x2
x9
)
⟶
x0
x3
x9
⟶
x0
x4
x9
⟶
not
(
x0
x5
x9
)
⟶
not
(
x0
x6
x9
)
⟶
not
(
x0
x7
x9
)
⟶
x0
x8
x9
⟶
x10
)
⟶
x10
Theorem
3bb23..
:
∀ x0 x1 .
∀ x2 :
ι →
ι → ο
.
(
∀ x3 .
x3
∈
x1
⟶
∀ x4 .
x4
∈
x1
⟶
x2
x3
x4
⟶
x2
x4
x3
)
⟶
4402e..
x1
x2
⟶
cf2df..
x1
x2
⟶
∀ x3 .
x3
∈
x1
⟶
x0
⊆
setminus
x1
(
Sing
x3
)
⟶
∀ x4 .
x4
∈
x0
⟶
∀ x5 .
x5
∈
x0
⟶
∀ x6 .
x6
∈
x0
⟶
∀ x7 .
x7
∈
x0
⟶
∀ x8 .
x8
∈
x0
⟶
∀ x9 .
x9
∈
x0
⟶
∀ x10 .
x10
∈
x0
⟶
∀ x11 .
x11
∈
x0
⟶
∀ x12 .
x12
∈
x0
⟶
ef237..
x2
x4
x5
x6
x7
x8
x9
x10
x11
x12
⟶
∀ x13 : ο .
(
x2
x4
x3
⟶
not
(
x2
x5
x3
)
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
x2
x4
x3
⟶
not
(
x2
x5
x3
)
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
x2
x11
x3
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
x13
(proof)
Theorem
52ef6..
:
∀ x0 x1 .
∀ x2 :
ι →
ι → ο
.
(
∀ x3 .
x3
∈
x1
⟶
∀ x4 .
x4
∈
x1
⟶
x2
x3
x4
⟶
x2
x4
x3
)
⟶
4402e..
x1
x2
⟶
cf2df..
x1
x2
⟶
∀ x3 .
x3
∈
x1
⟶
x0
⊆
setminus
x1
(
Sing
x3
)
⟶
∀ x4 .
x4
∈
x0
⟶
∀ x5 .
x5
∈
x0
⟶
∀ x6 .
x6
∈
x0
⟶
∀ x7 .
x7
∈
x0
⟶
∀ x8 .
x8
∈
x0
⟶
∀ x9 .
x9
∈
x0
⟶
∀ x10 .
x10
∈
x0
⟶
∀ x11 .
x11
∈
x0
⟶
∀ x12 .
x12
∈
x0
⟶
62ca1..
x2
x4
x5
x6
x7
x8
x9
x10
x11
x12
⟶
∀ x13 : ο .
(
x2
x4
x3
⟶
not
(
x2
x5
x3
)
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
x2
x4
x3
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
x2
x4
x3
⟶
not
(
x2
x5
x3
)
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
x2
x11
x3
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
x2
x4
x3
⟶
not
(
x2
x5
x3
)
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
x2
x12
x3
⟶
x13
)
⟶
(
x2
x4
x3
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
x2
x12
x3
⟶
x13
)
⟶
x13
(proof)
Definition
ac04a..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 .
∀ x9 : ο .
(
18ba2..
x0
x1
x2
x3
x4
x5
x6
x7
⟶
(
x1
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x2
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x3
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x4
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x5
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x6
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x7
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
x0
x1
x8
⟶
x0
x2
x8
⟶
not
(
x0
x3
x8
)
⟶
not
(
x0
x4
x8
)
⟶
not
(
x0
x5
x8
)
⟶
not
(
x0
x6
x8
)
⟶
not
(
x0
x7
x8
)
⟶
x9
)
⟶
x9
Definition
a94a5..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 x9 .
∀ x10 : ο .
(
ac04a..
x0
x1
x2
x3
x4
x5
x6
x7
x8
⟶
(
x1
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x2
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x3
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x4
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x5
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x6
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x7
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x8
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
not
(
x0
x1
x9
)
⟶
not
(
x0
x2
x9
)
⟶
x0
x3
x9
⟶
x0
x4
x9
⟶
not
(
x0
x5
x9
)
⟶
not
(
x0
x6
x9
)
⟶
not
(
x0
x7
x9
)
⟶
x0
x8
x9
⟶
x10
)
⟶
x10
Theorem
13d00..
:
∀ x0 x1 .
∀ x2 :
ι →
ι → ο
.
(
∀ x3 .
x3
∈
x1
⟶
∀ x4 .
x4
∈
x1
⟶
x2
x3
x4
⟶
x2
x4
x3
)
⟶
4402e..
x1
x2
⟶
cf2df..
x1
x2
⟶
∀ x3 .
x3
∈
x1
⟶
x0
⊆
setminus
x1
(
Sing
x3
)
⟶
∀ x4 .
x4
∈
x0
⟶
∀ x5 .
x5
∈
x0
⟶
∀ x6 .
x6
∈
x0
⟶
∀ x7 .
x7
∈
x0
⟶
∀ x8 .
x8
∈
x0
⟶
∀ x9 .
x9
∈
x0
⟶
∀ x10 .
x10
∈
x0
⟶
∀ x11 .
x11
∈
x0
⟶
∀ x12 .
x12
∈
x0
⟶
a94a5..
x2
x4
x5
x6
x7
x8
x9
x10
x11
x12
⟶
∀ x13 : ο .
(
x2
x4
x3
⟶
not
(
x2
x5
x3
)
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
not
(
x2
x4
x3
)
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
x2
x4
x3
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
x2
x4
x3
⟶
not
(
x2
x5
x3
)
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
x2
x12
x3
⟶
x13
)
⟶
(
not
(
x2
x4
x3
)
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
x2
x12
x3
⟶
x13
)
⟶
(
x2
x4
x3
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
x2
x12
x3
⟶
x13
)
⟶
x13
(proof)
Definition
38793..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 x9 .
∀ x10 : ο .
(
29a16..
x0
x1
x2
x3
x4
x5
x6
x7
x8
⟶
(
x1
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x2
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x3
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x4
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x5
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x6
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x7
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x8
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
x0
x1
x9
⟶
not
(
x0
x2
x9
)
⟶
x0
x3
x9
⟶
x0
x4
x9
⟶
not
(
x0
x5
x9
)
⟶
not
(
x0
x6
x9
)
⟶
not
(
x0
x7
x9
)
⟶
x0
x8
x9
⟶
x10
)
⟶
x10
Theorem
4d6a2..
:
∀ x0 x1 .
∀ x2 :
ι →
ι → ο
.
(
∀ x3 .
x3
∈
x1
⟶
∀ x4 .
x4
∈
x1
⟶
x2
x3
x4
⟶
x2
x4
x3
)
⟶
4402e..
x1
x2
⟶
cf2df..
x1
x2
⟶
∀ x3 .
x3
∈
x1
⟶
x0
⊆
setminus
x1
(
Sing
x3
)
⟶
∀ x4 .
x4
∈
x0
⟶
∀ x5 .
x5
∈
x0
⟶
∀ x6 .
x6
∈
x0
⟶
∀ x7 .
x7
∈
x0
⟶
∀ x8 .
x8
∈
x0
⟶
∀ x9 .
x9
∈
x0
⟶
∀ x10 .
x10
∈
x0
⟶
∀ x11 .
x11
∈
x0
⟶
∀ x12 .
x12
∈
x0
⟶
38793..
x2
x4
x5
x6
x7
x8
x9
x10
x11
x12
⟶
∀ x13 : ο .
(
x2
x4
x3
⟶
not
(
x2
x5
x3
)
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
x2
x4
x3
⟶
x2
x5
x3
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
not
(
x2
x11
x3
)
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
(
x2
x4
x3
⟶
not
(
x2
x5
x3
)
⟶
not
(
x2
x6
x3
)
⟶
not
(
x2
x7
x3
)
⟶
x2
x8
x3
⟶
not
(
x2
x9
x3
)
⟶
not
(
x2
x10
x3
)
⟶
x2
x11
x3
⟶
not
(
x2
x12
x3
)
⟶
x13
)
⟶
x13
(proof)
Definition
23926..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 x9 .
∀ x10 : ο .
(
c1515..
x0
x1
x2
x3
x4
x5
x6
x7
x8
⟶
(
x1
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x2
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x3
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x4
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x5
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x6
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x7
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x8
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
not
(
x0
x1
x9
)
⟶
x0
x2
x9
⟶
x0
x3
x9
⟶
x0
x4
x9
⟶
not
(
x0
x5
x9
)
⟶
not
(
x0
x6
x9
)
⟶
not
(
x0
x7
x9
)
⟶
x0
x8
x9
⟶
x10
)
⟶
x10
Theorem
6ef3d..
:
∀ x0 x1 .
∀ x2 :
ι →
ι → ο
.
(
∀ x3 .
x3
∈
x1
⟶
∀ x4 .
x4
∈
x1
⟶
x2
x3
x4
⟶
x2
x4
x3
)
⟶
4402e..
x1
x2
⟶
cf2df..
x1
x2
⟶
∀ x3 .
x3
∈
x1
⟶
x0
⊆
setminus
x1
(
Sing
x3
)
⟶
∀ x4 .
x4
∈
x0
⟶
∀ x5 .
x5
∈
x0
⟶
∀ x6 .
x6
∈
x0
⟶
∀ x7 .
x7
∈
x0
⟶
∀ x8 .
x8
∈
x0
⟶
∀ x9 .
x9
∈
x0
⟶
∀ x10 .
x10
∈
x0
⟶
∀ x11 .
x11
∈
x0
⟶
∀ x12 .
x12
∈
x0
⟶
23926..
x2
x4
x5
x6
x7
x8
x9
x10
x11
x12
⟶
∀ x13 : ο .
x13
(proof)
Definition
13b0f..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 .
∀ x8 : ο .
(
9ab39..
x0
x1
x2
x3
x4
x5
x6
⟶
(
x1
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x2
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x3
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x4
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x5
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
(
x6
=
x7
⟶
∀ x9 : ο .
x9
)
⟶
x0
x1
x7
⟶
x0
x2
x7
⟶
x0
x3
x7
⟶
x0
x4
x7
⟶
not
(
x0
x5
x7
)
⟶
not
(
x0
x6
x7
)
⟶
x8
)
⟶
x8
Definition
ccd93..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 .
∀ x9 : ο .
(
13b0f..
x0
x1
x2
x3
x4
x5
x6
x7
⟶
(
x1
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x2
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x3
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x4
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x5
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x6
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
(
x7
=
x8
⟶
∀ x10 : ο .
x10
)
⟶
x0
x1
x8
⟶
not
(
x0
x2
x8
)
⟶
not
(
x0
x3
x8
)
⟶
not
(
x0
x4
x8
)
⟶
not
(
x0
x5
x8
)
⟶
not
(
x0
x6
x8
)
⟶
not
(
x0
x7
x8
)
⟶
x9
)
⟶
x9
Definition
71ae3..
:=
λ x0 :
ι →
ι → ο
.
λ x1 x2 x3 x4 x5 x6 x7 x8 x9 .
∀ x10 : ο .
(
ccd93..
x0
x1
x2
x3
x4
x5
x6
x7
x8
⟶
(
x1
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x2
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x3
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x4
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x5
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x6
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x7
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
(
x8
=
x9
⟶
∀ x11 : ο .
x11
)
⟶
not
(
x0
x1
x9
)
⟶
x0
x2
x9
⟶
x0
x3
x9
⟶
x0
x4
x9
⟶
not
(
x0
x5
x9
)
⟶
not
(
x0
x6
x9
)
⟶
not
(
x0
x7
x9
)
⟶
x0
x8
x9
⟶
x10
)
⟶
x10
Theorem
84c45..
:
∀ x0 x1 .
∀ x2 :
ι →
ι → ο
.
(
∀ x3 .
x3
∈
x1
⟶
∀ x4 .
x4
∈
x1
⟶
x2
x3
x4
⟶
x2
x4
x3
)
⟶
4402e..
x1
x2
⟶
cf2df..
x1
x2
⟶
∀ x3 .
x3
∈
x1
⟶
x0
⊆
setminus
x1
(
Sing
x3
)
⟶
∀ x4 .
x4
∈
x0
⟶
∀ x5 .
x5
∈
x0
⟶
∀ x6 .
x6
∈
x0
⟶
∀ x7 .
x7
∈
x0
⟶
∀ x8 .
x8
∈
x0
⟶
∀ x9 .
x9
∈
x0
⟶
∀ x10 .
x10
∈
x0
⟶
∀ x11 .
x11
∈
x0
⟶
∀ x12 .
x12
∈
x0
⟶
71ae3..
x2
x4
x5
x6
x7
x8
x9
x10
x11
x12
⟶
∀ x13 : ο .
x13
(proof)