Search for blocks/addresses/...
Proofgold Asset
asset id
6a09eb01e33c432e368cd8186c735ba5e297b9e1cacde493e7a213b8d0768552
asset hash
5450ae76d9a00e6db4977bc65873594d4f7f93c27b4c16a3325c3e9f52d265fd
bday / block
24759
tx
75fac..
preasset
doc published by
Pr5Zc..
Known
2bf06..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
x6
)
)
)
=
x1
x3
(
x1
x2
(
x1
x5
(
x1
x4
x6
)
)
)
Theorem
7d17a..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
x6
)
)
)
=
x1
x3
(
x1
x2
(
x1
x5
(
x1
x4
x6
)
)
)
(proof)
Known
76f9e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
x7
)
)
)
)
=
x1
x6
(
x1
x5
(
x1
x2
(
x1
x3
(
x1
x4
x7
)
)
)
)
Theorem
40837..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
x7
)
)
)
)
=
x1
x6
(
x1
x5
(
x1
x2
(
x1
x3
(
x1
x4
x7
)
)
)
)
(proof)
Known
98568..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
x7
)
)
)
)
=
x1
x3
(
x1
x2
(
x1
x4
(
x1
x6
(
x1
x5
x7
)
)
)
)
Theorem
2cc19..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
x7
)
)
)
)
=
x1
x3
(
x1
x2
(
x1
x4
(
x1
x6
(
x1
x5
x7
)
)
)
)
(proof)
Known
8bb91..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x7
(
x1
x2
(
x1
x3
(
x1
x5
(
x1
x4
(
x1
x6
x8
)
)
)
)
)
Theorem
a5ee6..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x7
(
x1
x2
(
x1
x3
(
x1
x5
(
x1
x4
(
x1
x6
x8
)
)
)
)
)
(proof)
Known
87f3b..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x7
(
x1
x4
(
x1
x6
(
x1
x2
(
x1
x5
(
x1
x3
x8
)
)
)
)
)
Theorem
85fff..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x7
(
x1
x4
(
x1
x6
(
x1
x2
(
x1
x5
(
x1
x3
x8
)
)
)
)
)
(proof)
Known
3b263..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x7
(
x1
x5
(
x1
x6
(
x1
x2
(
x1
x3
(
x1
x4
x8
)
)
)
)
)
Theorem
6b230..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x7
(
x1
x5
(
x1
x6
(
x1
x2
(
x1
x3
(
x1
x4
x8
)
)
)
)
)
(proof)
Known
f6a36..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x7
(
x1
x6
(
x1
x5
(
x1
x4
(
x1
x3
(
x1
x2
x8
)
)
)
)
)
Theorem
11536..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x7
(
x1
x6
(
x1
x5
(
x1
x4
(
x1
x3
(
x1
x2
x8
)
)
)
)
)
(proof)
Known
d10b4..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x7
(
x1
x5
(
x1
x4
(
x1
x3
x8
)
)
)
)
)
Theorem
02a4d..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x7
(
x1
x5
(
x1
x4
(
x1
x3
x8
)
)
)
)
)
(proof)
Known
fa98b..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x6
(
x1
x3
(
x1
x2
(
x1
x4
(
x1
x7
(
x1
x5
x8
)
)
)
)
)
Theorem
26f25..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x6
(
x1
x3
(
x1
x2
(
x1
x4
(
x1
x7
(
x1
x5
x8
)
)
)
)
)
(proof)
Known
a685e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x6
(
x1
x5
(
x1
x4
(
x1
x7
(
x1
x2
(
x1
x3
x8
)
)
)
)
)
Theorem
35bb7..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x6
(
x1
x5
(
x1
x4
(
x1
x7
(
x1
x2
(
x1
x3
x8
)
)
)
)
)
(proof)
Known
89158..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x7
(
x1
x4
(
x1
x6
(
x1
x3
x8
)
)
)
)
)
Theorem
1f6c5..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x7
(
x1
x4
(
x1
x6
(
x1
x3
x8
)
)
)
)
)
(proof)
Known
d1b03..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x5
(
x1
x3
(
x1
x2
(
x1
x7
(
x1
x6
(
x1
x4
x8
)
)
)
)
)
Theorem
71d7a..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x5
(
x1
x3
(
x1
x2
(
x1
x7
(
x1
x6
(
x1
x4
x8
)
)
)
)
)
(proof)
Known
58223..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x5
(
x1
x7
(
x1
x2
(
x1
x4
(
x1
x3
(
x1
x6
x8
)
)
)
)
)
Theorem
9c939..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x5
(
x1
x7
(
x1
x2
(
x1
x4
(
x1
x3
(
x1
x6
x8
)
)
)
)
)
(proof)
Known
69f40..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x4
(
x1
x3
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x6
x8
)
)
)
)
)
Theorem
0695e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x4
(
x1
x3
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x6
x8
)
)
)
)
)
(proof)
Known
1110b..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x3
(
x1
x2
(
x1
x4
(
x1
x5
(
x1
x7
(
x1
x6
x8
)
)
)
)
)
Theorem
43d58..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x3
(
x1
x2
(
x1
x4
(
x1
x5
(
x1
x7
(
x1
x6
x8
)
)
)
)
)
(proof)
Known
e7ed2..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x2
(
x1
x7
(
x1
x6
(
x1
x5
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
Theorem
b7437..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x2
(
x1
x7
(
x1
x6
(
x1
x5
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
d7bd7..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x2
(
x1
x6
(
x1
x5
(
x1
x4
(
x1
x7
(
x1
x3
x9
)
)
)
)
)
)
Theorem
ef29f..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x2
(
x1
x6
(
x1
x5
(
x1
x4
(
x1
x7
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
50540..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x2
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
Theorem
ac306..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x2
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
3d6b2..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x2
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x3
x9
)
)
)
)
)
)
Theorem
7aa61..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x2
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
dc9d8..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x2
(
x1
x3
(
x1
x5
(
x1
x7
(
x1
x6
(
x1
x4
x9
)
)
)
)
)
)
Theorem
fb2ab..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x2
(
x1
x3
(
x1
x5
(
x1
x7
(
x1
x6
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
93466..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x3
(
x1
x7
(
x1
x2
(
x1
x4
(
x1
x5
(
x1
x6
x9
)
)
)
)
)
)
Theorem
30be4..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x3
(
x1
x7
(
x1
x2
(
x1
x4
(
x1
x5
(
x1
x6
x9
)
)
)
)
)
)
(proof)
Known
c0403..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x3
(
x1
x6
(
x1
x2
(
x1
x7
(
x1
x5
(
x1
x4
x9
)
)
)
)
)
)
Theorem
e0f82..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x3
(
x1
x6
(
x1
x2
(
x1
x7
(
x1
x5
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
09809..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x3
(
x1
x5
(
x1
x2
(
x1
x7
(
x1
x4
(
x1
x6
x9
)
)
)
)
)
)
Theorem
55860..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x3
(
x1
x5
(
x1
x2
(
x1
x7
(
x1
x4
(
x1
x6
x9
)
)
)
)
)
)
(proof)
Known
ff57b..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x3
(
x1
x4
(
x1
x2
(
x1
x7
(
x1
x6
(
x1
x5
x9
)
)
)
)
)
)
Theorem
0ef70..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x3
(
x1
x4
(
x1
x2
(
x1
x7
(
x1
x6
(
x1
x5
x9
)
)
)
)
)
)
(proof)
Known
d564d..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x3
(
x1
x4
(
x1
x7
(
x1
x2
(
x1
x6
(
x1
x5
x9
)
)
)
)
)
)
Theorem
59931..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x3
(
x1
x4
(
x1
x7
(
x1
x2
(
x1
x6
(
x1
x5
x9
)
)
)
)
)
)
(proof)
Known
3d097..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x3
(
x1
x2
(
x1
x7
(
x1
x5
(
x1
x4
(
x1
x6
x9
)
)
)
)
)
)
Theorem
a975f..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x3
(
x1
x2
(
x1
x7
(
x1
x5
(
x1
x4
(
x1
x6
x9
)
)
)
)
)
)
(proof)
Known
cfaef..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x4
(
x1
x7
(
x1
x5
(
x1
x2
(
x1
x6
(
x1
x3
x9
)
)
)
)
)
)
Theorem
3e93d..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x4
(
x1
x7
(
x1
x5
(
x1
x2
(
x1
x6
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
3cbec..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x4
(
x1
x6
(
x1
x5
(
x1
x3
(
x1
x2
(
x1
x7
x9
)
)
)
)
)
)
Theorem
7f772..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x4
(
x1
x6
(
x1
x5
(
x1
x3
(
x1
x2
(
x1
x7
x9
)
)
)
)
)
)
(proof)
Known
33ece..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x4
(
x1
x5
(
x1
x3
(
x1
x2
(
x1
x7
(
x1
x6
x9
)
)
)
)
)
)
Theorem
f38ac..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x4
(
x1
x5
(
x1
x3
(
x1
x2
(
x1
x7
(
x1
x6
x9
)
)
)
)
)
)
(proof)
Known
06809..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x4
(
x1
x3
(
x1
x5
(
x1
x6
(
x1
x2
(
x1
x7
x9
)
)
)
)
)
)
Theorem
84f63..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x4
(
x1
x3
(
x1
x5
(
x1
x6
(
x1
x2
(
x1
x7
x9
)
)
)
)
)
)
(proof)
Known
2ef9e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x4
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x3
(
x1
x6
x9
)
)
)
)
)
)
Theorem
9abc0..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x4
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x3
(
x1
x6
x9
)
)
)
)
)
)
(proof)
Known
be3bf..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x5
(
x1
x7
(
x1
x2
(
x1
x4
(
x1
x6
(
x1
x3
x9
)
)
)
)
)
)
Theorem
53ec3..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x5
(
x1
x7
(
x1
x2
(
x1
x4
(
x1
x6
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
46c89..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x5
(
x1
x6
(
x1
x2
(
x1
x7
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
Theorem
4c75d..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x5
(
x1
x6
(
x1
x2
(
x1
x7
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
4ad2a..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x2
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
Theorem
9546e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x2
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
d2611..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x5
(
x1
x4
(
x1
x7
(
x1
x6
(
x1
x3
(
x1
x2
x9
)
)
)
)
)
)
Theorem
e554c..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x5
(
x1
x4
(
x1
x7
(
x1
x6
(
x1
x3
(
x1
x2
x9
)
)
)
)
)
)
(proof)
Known
dccec..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x5
(
x1
x3
(
x1
x7
(
x1
x2
(
x1
x4
(
x1
x6
x9
)
)
)
)
)
)
Theorem
1f58c..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x5
(
x1
x3
(
x1
x7
(
x1
x2
(
x1
x4
(
x1
x6
x9
)
)
)
)
)
)
(proof)
Known
8ac96..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x5
(
x1
x2
(
x1
x7
(
x1
x6
(
x1
x4
(
x1
x3
x9
)
)
)
)
)
)
Theorem
f01bf..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x5
(
x1
x2
(
x1
x7
(
x1
x6
(
x1
x4
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
450b1..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x6
(
x1
x7
(
x1
x5
(
x1
x4
(
x1
x2
(
x1
x3
x9
)
)
)
)
)
)
Theorem
423d2..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x6
(
x1
x7
(
x1
x5
(
x1
x4
(
x1
x2
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
c266d..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x6
(
x1
x5
(
x1
x4
(
x1
x2
(
x1
x7
(
x1
x3
x9
)
)
)
)
)
)
Theorem
fb5b2..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x6
(
x1
x5
(
x1
x4
(
x1
x2
(
x1
x7
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
f23a6..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x6
(
x1
x4
(
x1
x5
(
x1
x2
(
x1
x7
(
x1
x3
x9
)
)
)
)
)
)
Theorem
6a498..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x6
(
x1
x4
(
x1
x5
(
x1
x2
(
x1
x7
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
90c40..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x6
(
x1
x3
(
x1
x7
(
x1
x5
(
x1
x2
(
x1
x4
x9
)
)
)
)
)
)
Theorem
61494..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x6
(
x1
x3
(
x1
x7
(
x1
x5
(
x1
x2
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
a9543..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x6
(
x1
x2
(
x1
x5
(
x1
x3
(
x1
x7
(
x1
x4
x9
)
)
)
)
)
)
Theorem
00b03..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x6
(
x1
x2
(
x1
x5
(
x1
x3
(
x1
x7
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
92524..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x7
(
x1
x6
(
x1
x4
(
x1
x2
(
x1
x5
(
x1
x3
x9
)
)
)
)
)
)
Theorem
47a17..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x7
(
x1
x6
(
x1
x4
(
x1
x2
(
x1
x5
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
6fc3c..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x7
(
x1
x5
(
x1
x6
(
x1
x4
(
x1
x2
(
x1
x3
x9
)
)
)
)
)
)
Theorem
7cd57..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x7
(
x1
x5
(
x1
x6
(
x1
x4
(
x1
x2
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
31f67..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x7
(
x1
x4
(
x1
x6
(
x1
x3
(
x1
x2
(
x1
x5
x9
)
)
)
)
)
)
Theorem
71cc6..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x7
(
x1
x4
(
x1
x6
(
x1
x3
(
x1
x2
(
x1
x5
x9
)
)
)
)
)
)
(proof)
Known
c1896..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x7
(
x1
x2
(
x1
x3
(
x1
x6
(
x1
x4
(
x1
x5
x9
)
)
)
)
)
)
Theorem
fb96e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x7
(
x1
x2
(
x1
x3
(
x1
x6
(
x1
x4
(
x1
x5
x9
)
)
)
)
)
)
(proof)
Known
b6a95..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x7
(
x1
x2
(
x1
x6
(
x1
x4
(
x1
x5
(
x1
x3
x9
)
)
)
)
)
)
Theorem
d269e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x8
(
x1
x7
(
x1
x2
(
x1
x6
(
x1
x4
(
x1
x5
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
2c3a0..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x2
(
x1
x8
(
x1
x6
(
x1
x5
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
Theorem
d365e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x2
(
x1
x8
(
x1
x6
(
x1
x5
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
71354..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x2
(
x1
x6
(
x1
x8
(
x1
x4
(
x1
x5
(
x1
x3
x9
)
)
)
)
)
)
Theorem
cf48f..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x2
(
x1
x6
(
x1
x8
(
x1
x4
(
x1
x5
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
c4cae..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x2
(
x1
x4
(
x1
x3
(
x1
x8
(
x1
x5
(
x1
x6
x9
)
)
)
)
)
)
Theorem
01c3f..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x2
(
x1
x4
(
x1
x3
(
x1
x8
(
x1
x5
(
x1
x6
x9
)
)
)
)
)
)
(proof)
Known
dbcd5..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x8
(
x1
x6
x9
)
)
)
)
)
)
Theorem
2efd9..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x8
(
x1
x6
x9
)
)
)
)
)
)
(proof)
Known
01dcf..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x3
(
x1
x8
(
x1
x4
(
x1
x6
(
x1
x2
(
x1
x5
x9
)
)
)
)
)
)
Theorem
329e3..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x3
(
x1
x8
(
x1
x4
(
x1
x6
(
x1
x2
(
x1
x5
x9
)
)
)
)
)
)
(proof)
Known
69cf6..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x3
(
x1
x6
(
x1
x8
(
x1
x2
(
x1
x5
(
x1
x4
x9
)
)
)
)
)
)
Theorem
20dfd..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x3
(
x1
x6
(
x1
x8
(
x1
x2
(
x1
x5
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
544eb..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x3
(
x1
x2
(
x1
x4
(
x1
x8
(
x1
x5
(
x1
x6
x9
)
)
)
)
)
)
Theorem
3412b..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x3
(
x1
x2
(
x1
x4
(
x1
x8
(
x1
x5
(
x1
x6
x9
)
)
)
)
)
)
(proof)
Known
59496..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x4
(
x1
x8
(
x1
x2
(
x1
x5
(
x1
x6
(
x1
x3
x9
)
)
)
)
)
)
Theorem
88b7a..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x4
(
x1
x8
(
x1
x2
(
x1
x5
(
x1
x6
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
779a7..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x4
(
x1
x6
(
x1
x5
(
x1
x8
(
x1
x2
(
x1
x3
x9
)
)
)
)
)
)
Theorem
eb426..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x4
(
x1
x6
(
x1
x5
(
x1
x8
(
x1
x2
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
58884..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x4
(
x1
x3
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x6
x9
)
)
)
)
)
)
Theorem
a7378..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x4
(
x1
x3
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x6
x9
)
)
)
)
)
)
(proof)
Known
a723d..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x4
(
x1
x2
(
x1
x8
(
x1
x6
(
x1
x5
(
x1
x3
x9
)
)
)
)
)
)
Theorem
093d5..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x4
(
x1
x2
(
x1
x8
(
x1
x6
(
x1
x5
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
c95eb..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x5
(
x1
x8
(
x1
x6
(
x1
x2
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
Theorem
648c7..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x5
(
x1
x8
(
x1
x6
(
x1
x2
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
ef462..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x5
(
x1
x4
(
x1
x8
(
x1
x6
(
x1
x2
(
x1
x3
x9
)
)
)
)
)
)
Theorem
c6dec..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x5
(
x1
x4
(
x1
x8
(
x1
x6
(
x1
x2
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
aa74b..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x5
(
x1
x2
(
x1
x6
(
x1
x8
(
x1
x4
(
x1
x3
x9
)
)
)
)
)
)
Theorem
23e7a..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x5
(
x1
x2
(
x1
x6
(
x1
x8
(
x1
x4
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
1827a..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x6
(
x1
x8
(
x1
x5
(
x1
x4
(
x1
x2
(
x1
x3
x9
)
)
)
)
)
)
Theorem
d4413..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x6
(
x1
x8
(
x1
x5
(
x1
x4
(
x1
x2
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
8e1db..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x6
(
x1
x4
(
x1
x8
(
x1
x5
(
x1
x2
(
x1
x3
x9
)
)
)
)
)
)
Theorem
f213e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x6
(
x1
x4
(
x1
x8
(
x1
x5
(
x1
x2
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
bd9da..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x4
(
x1
x3
x9
)
)
)
)
)
)
Theorem
63f02..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x4
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
4deb4..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x8
(
x1
x6
(
x1
x5
(
x1
x2
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
Theorem
95b76..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x8
(
x1
x6
(
x1
x5
(
x1
x2
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
c9e6e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x8
(
x1
x4
(
x1
x3
(
x1
x2
(
x1
x5
(
x1
x6
x9
)
)
)
)
)
)
Theorem
252aa..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x8
(
x1
x4
(
x1
x3
(
x1
x2
(
x1
x5
(
x1
x6
x9
)
)
)
)
)
)
(proof)
Known
b8426..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x8
(
x1
x2
(
x1
x3
(
x1
x6
(
x1
x5
(
x1
x4
x9
)
)
)
)
)
)
Theorem
675e5..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x8
(
x1
x2
(
x1
x3
(
x1
x6
(
x1
x5
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
ac1f8..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x8
(
x1
x2
(
x1
x6
(
x1
x3
(
x1
x5
(
x1
x4
x9
)
)
)
)
)
)
Theorem
49244..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x7
(
x1
x8
(
x1
x2
(
x1
x6
(
x1
x3
(
x1
x5
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
ddfeb..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x8
(
x1
x7
(
x1
x4
(
x1
x3
(
x1
x5
x9
)
)
)
)
)
)
Theorem
86406..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x8
(
x1
x7
(
x1
x4
(
x1
x3
(
x1
x5
x9
)
)
)
)
)
)
(proof)
Known
2c6b5..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x7
(
x1
x8
(
x1
x3
(
x1
x5
(
x1
x4
x9
)
)
)
)
)
)
Theorem
22fa3..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x7
(
x1
x8
(
x1
x3
(
x1
x5
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
c0f3a..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x4
(
x1
x3
(
x1
x7
(
x1
x8
(
x1
x5
x9
)
)
)
)
)
)
Theorem
4775c..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x4
(
x1
x3
(
x1
x7
(
x1
x8
(
x1
x5
x9
)
)
)
)
)
)
(proof)
Known
8de76..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x3
(
x1
x5
(
x1
x8
(
x1
x7
(
x1
x4
x9
)
)
)
)
)
)
Theorem
26a53..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x3
(
x1
x5
(
x1
x8
(
x1
x7
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
630c2..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x3
(
x1
x8
(
x1
x5
(
x1
x2
(
x1
x4
(
x1
x7
x9
)
)
)
)
)
)
Theorem
4dead..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x3
(
x1
x8
(
x1
x5
(
x1
x2
(
x1
x4
(
x1
x7
x9
)
)
)
)
)
)
(proof)
Known
fb827..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x3
(
x1
x4
(
x1
x8
(
x1
x2
(
x1
x7
(
x1
x5
x9
)
)
)
)
)
)
Theorem
d867f..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x3
(
x1
x4
(
x1
x8
(
x1
x2
(
x1
x7
(
x1
x5
x9
)
)
)
)
)
)
(proof)
Known
541a3..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x4
(
x1
x8
(
x1
x2
(
x1
x5
(
x1
x3
(
x1
x7
x9
)
)
)
)
)
)
Theorem
bfed0..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x4
(
x1
x8
(
x1
x2
(
x1
x5
(
x1
x3
(
x1
x7
x9
)
)
)
)
)
)
(proof)
Known
843b0..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x4
(
x1
x5
(
x1
x2
(
x1
x3
(
x1
x8
(
x1
x7
x9
)
)
)
)
)
)
Theorem
cf40c..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x4
(
x1
x5
(
x1
x2
(
x1
x3
(
x1
x8
(
x1
x7
x9
)
)
)
)
)
)
(proof)
Known
0c61a..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x4
(
x1
x2
(
x1
x7
(
x1
x8
(
x1
x5
(
x1
x3
x9
)
)
)
)
)
)
Theorem
f6813..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x4
(
x1
x2
(
x1
x7
(
x1
x8
(
x1
x5
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
42070..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x5
(
x1
x7
(
x1
x2
(
x1
x8
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
Theorem
e6d37..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x5
(
x1
x7
(
x1
x2
(
x1
x8
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
43f3c..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x5
(
x1
x2
(
x1
x3
(
x1
x7
(
x1
x8
(
x1
x4
x9
)
)
)
)
)
)
Theorem
556a3..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x5
(
x1
x2
(
x1
x3
(
x1
x7
(
x1
x8
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
97d08..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x7
(
x1
x8
(
x1
x4
(
x1
x2
(
x1
x3
(
x1
x5
x9
)
)
)
)
)
)
Theorem
ba64a..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x7
(
x1
x8
(
x1
x4
(
x1
x2
(
x1
x3
(
x1
x5
x9
)
)
)
)
)
)
(proof)
Known
96c02..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x7
(
x1
x2
(
x1
x3
(
x1
x8
(
x1
x4
(
x1
x5
x9
)
)
)
)
)
)
Theorem
ddd9d..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x7
(
x1
x2
(
x1
x3
(
x1
x8
(
x1
x4
(
x1
x5
x9
)
)
)
)
)
)
(proof)
Known
693b6..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x8
(
x1
x7
(
x1
x2
(
x1
x4
(
x1
x5
(
x1
x3
x9
)
)
)
)
)
)
Theorem
9eebd..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x8
(
x1
x7
(
x1
x2
(
x1
x4
(
x1
x5
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
0342f..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x8
(
x1
x3
(
x1
x2
(
x1
x7
(
x1
x5
(
x1
x4
x9
)
)
)
)
)
)
Theorem
defff..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x8
(
x1
x3
(
x1
x2
(
x1
x7
(
x1
x5
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
3dcef..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x8
(
x1
x2
(
x1
x5
(
x1
x3
(
x1
x4
(
x1
x7
x9
)
)
)
)
)
)
Theorem
e5602..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x8
(
x1
x2
(
x1
x5
(
x1
x3
(
x1
x4
(
x1
x7
x9
)
)
)
)
)
)
(proof)
Known
e0684..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x8
(
x1
x6
(
x1
x7
(
x1
x4
(
x1
x3
x9
)
)
)
)
)
)
Theorem
4ffcc..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x8
(
x1
x6
(
x1
x7
(
x1
x4
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
ad2b8..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x7
(
x1
x6
(
x1
x4
(
x1
x8
(
x1
x3
x9
)
)
)
)
)
)
Theorem
1ae3f..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x7
(
x1
x6
(
x1
x4
(
x1
x8
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
f0151..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x6
(
x1
x8
(
x1
x7
(
x1
x4
(
x1
x3
x9
)
)
)
)
)
)
Theorem
93d2a..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x6
(
x1
x8
(
x1
x7
(
x1
x4
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
8fe89..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x8
(
x1
x3
(
x1
x6
(
x1
x7
x9
)
)
)
)
)
)
Theorem
f2223..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x8
(
x1
x3
(
x1
x6
(
x1
x7
x9
)
)
)
)
)
)
(proof)
Known
e435f..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x3
(
x1
x8
(
x1
x2
(
x1
x7
(
x1
x6
(
x1
x4
x9
)
)
)
)
)
)
Theorem
b3512..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x3
(
x1
x8
(
x1
x2
(
x1
x7
(
x1
x6
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
6e970..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x3
(
x1
x2
(
x1
x7
(
x1
x6
(
x1
x8
(
x1
x4
x9
)
)
)
)
)
)
Theorem
58594..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x3
(
x1
x2
(
x1
x7
(
x1
x6
(
x1
x8
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
f498f..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x4
(
x1
x6
(
x1
x2
(
x1
x3
(
x1
x8
(
x1
x7
x9
)
)
)
)
)
)
Theorem
8fce6..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x4
(
x1
x6
(
x1
x2
(
x1
x3
(
x1
x8
(
x1
x7
x9
)
)
)
)
)
)
(proof)
Known
848d5..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x4
(
x1
x2
(
x1
x8
(
x1
x3
(
x1
x7
(
x1
x6
x9
)
)
)
)
)
)
Theorem
fcf45..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x4
(
x1
x2
(
x1
x8
(
x1
x3
(
x1
x7
(
x1
x6
x9
)
)
)
)
)
)
(proof)
Known
a21bf..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x6
(
x1
x2
(
x1
x4
(
x1
x3
(
x1
x8
(
x1
x7
x9
)
)
)
)
)
)
Theorem
aaaa4..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x6
(
x1
x2
(
x1
x4
(
x1
x3
(
x1
x8
(
x1
x7
x9
)
)
)
)
)
)
(proof)
Known
02ff8..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x7
(
x1
x2
(
x1
x3
(
x1
x8
(
x1
x6
(
x1
x4
x9
)
)
)
)
)
)
Theorem
2899e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x7
(
x1
x2
(
x1
x3
(
x1
x8
(
x1
x6
(
x1
x4
x9
)
)
)
)
)
)
(proof)
Known
276d2..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x8
(
x1
x4
(
x1
x2
(
x1
x6
(
x1
x7
(
x1
x3
x9
)
)
)
)
)
)
Theorem
e689f..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x8
(
x1
x4
(
x1
x2
(
x1
x6
(
x1
x7
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
47d38..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x8
(
x1
x2
(
x1
x7
(
x1
x4
(
x1
x3
(
x1
x6
x9
)
)
)
)
)
)
Theorem
56c22..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x8
(
x1
x2
(
x1
x7
(
x1
x4
(
x1
x3
(
x1
x6
x9
)
)
)
)
)
)
(proof)
Known
43652..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x4
(
x1
x2
(
x1
x8
(
x1
x6
(
x1
x3
(
x1
x7
(
x1
x5
x9
)
)
)
)
)
)
Theorem
f229e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x4
(
x1
x2
(
x1
x8
(
x1
x6
(
x1
x3
(
x1
x7
(
x1
x5
x9
)
)
)
)
)
)
(proof)
Known
ec28c..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x4
(
x1
x2
(
x1
x7
(
x1
x8
(
x1
x5
(
x1
x3
(
x1
x6
x9
)
)
)
)
)
)
Theorem
6126c..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x4
(
x1
x2
(
x1
x7
(
x1
x8
(
x1
x5
(
x1
x3
(
x1
x6
x9
)
)
)
)
)
)
(proof)
Known
a4f3b..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x4
(
x1
x2
(
x1
x6
(
x1
x8
(
x1
x3
(
x1
x7
(
x1
x5
x9
)
)
)
)
)
)
Theorem
2508c..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x4
(
x1
x2
(
x1
x6
(
x1
x8
(
x1
x3
(
x1
x7
(
x1
x5
x9
)
)
)
)
)
)
(proof)
Known
e7895..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x4
(
x1
x2
(
x1
x3
(
x1
x5
(
x1
x7
(
x1
x8
(
x1
x6
x9
)
)
)
)
)
)
Theorem
28777..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x4
(
x1
x2
(
x1
x3
(
x1
x5
(
x1
x7
(
x1
x8
(
x1
x6
x9
)
)
)
)
)
)
(proof)
Known
e0896..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x4
(
x1
x3
(
x1
x2
(
x1
x6
(
x1
x7
(
x1
x8
(
x1
x5
x9
)
)
)
)
)
)
Theorem
20400..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x4
(
x1
x3
(
x1
x2
(
x1
x6
(
x1
x7
(
x1
x8
(
x1
x5
x9
)
)
)
)
)
)
(proof)
Known
fb254..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x4
(
x1
x5
(
x1
x2
(
x1
x8
(
x1
x6
(
x1
x7
(
x1
x3
x9
)
)
)
)
)
)
Theorem
50c18..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x4
(
x1
x5
(
x1
x2
(
x1
x8
(
x1
x6
(
x1
x7
(
x1
x3
x9
)
)
)
)
)
)
(proof)
Known
1c944..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x7
(
x1
x4
(
x1
x3
(
x1
x5
(
x1
x6
(
x1
x2
x8
)
)
)
)
)
Theorem
4b6ef..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x7
(
x1
x4
(
x1
x3
(
x1
x5
(
x1
x6
(
x1
x2
x8
)
)
)
)
)
(proof)
Known
ac3d0..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x3
(
x1
x2
(
x1
x8
(
x1
x4
(
x1
x7
(
x1
x5
(
x1
x6
x9
)
)
)
)
)
)
Theorem
566a6..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x3
(
x1
x2
(
x1
x8
(
x1
x4
(
x1
x7
(
x1
x5
(
x1
x6
x9
)
)
)
)
)
)
(proof)
Known
cddf4..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x3
(
x1
x2
(
x1
x8
(
x1
x7
(
x1
x4
(
x1
x5
(
x1
x6
x9
)
)
)
)
)
)
Theorem
49ef8..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x3
(
x1
x2
(
x1
x8
(
x1
x7
(
x1
x4
(
x1
x5
(
x1
x6
x9
)
)
)
)
)
)
(proof)
Known
885fc..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x3
(
x1
x2
(
x1
x5
(
x1
x4
(
x1
x8
(
x1
x7
(
x1
x6
x9
)
)
)
)
)
)
Theorem
d85c2..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x3
(
x1
x2
(
x1
x5
(
x1
x4
(
x1
x8
(
x1
x7
(
x1
x6
x9
)
)
)
)
)
)
(proof)